

896 

FPCA52 TJSJ 210416

ZFPPR 



Zone Forecast Product for Puerto Rico and the U.S. Virgin Islands

National Weather Service San Juan PR

1216 AM AST Fri Aug 21 2020



PRZ001-210815-

San Juan and Vicinity-

Including the municipalities of Bayamon, Carolina, Catano, Guaynabo, 

San Juan, Toa Alta, Toa Baja, and Trujillo Alto

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Lows 81 lower elevations ranging to 72 higher

elevations. East winds up to 10 mph. Chance of rain 60 percent. 

.FRIDAY...Variably cloudy in the morning then becoming mostly

cloudy. Isolated thunderstorms early in the morning. Scattered

showers through the day. Isolated thunderstorms in the afternoon.

Highs around 87. Northeast winds 5 to 10 mph. Chance of rain

50 percent. 

.FRIDAY NIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Lows 82 lower elevations ranging to 72 higher

elevations. Northeast winds 5 to 15 mph. Chance of rain 70 percent. 

.SATURDAY...Cloudy with numerous showers and isolated thunderstorms.

Highs around 82. East winds 5 to 10 mph shifting to the southeast

10 to 15 mph in the afternoon. Chance of rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Lows 79 lower elevations ranging to 72 higher

elevations. Southeast winds 5 to 15 mph. Chance of rain 70 percent. 

.SUNDAY...Mostly cloudy with scattered showers and isolated

thunderstorms in the morning, then variably cloudy with scattered

showers in the afternoon. Highs around 86. Chance of rain

50 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows 80 lower

elevations ranging to 72 higher elevations. Chance of rain

20 percent. 

.MONDAY...Variably cloudy with scattered showers. Highs 89 lower

elevations ranging to 84 higher elevations. Chance of rain

40 percent. 

.MONDAY NIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows 80 lower elevations ranging to 72 higher

elevations. Chance of rain 50 percent. 

.TUESDAY...Variably cloudy. Scattered showers in the morning, then

scattered showers and isolated thunderstorms in the afternoon. Highs

92 lower elevations ranging to 87 higher elevations. Chance of rain

50 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows 80 lower

elevations ranging to 72 higher elevations. Chance of rain

20 percent. 

.WEDNESDAY...Variably cloudy with scattered showers. Highs around

86. Chance of rain 40 percent. 

.WEDNESDAY NIGHT...Variably cloudy with scattered showers. Lows

81 lower elevations ranging to 74 higher elevations. Chance of rain

50 percent. 

.THURSDAY...Variably cloudy with scattered showers. Breezy. Highs

around 86. Chance of rain 50 percent. 



$$



PRZ002-210815-

Northeast-

Including the municipalities of Ceiba, Canovanas, Fajardo, Humacao, 

Loiza, Luquillo, Naguabo, and Rio Grande

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Lows 82 lower elevations ranging to 69 higher

elevations. East winds 5 to 10 mph. Chance of rain 60 percent. 

.FRIDAY...Variably cloudy in the morning then becoming mostly

cloudy. Isolated thunderstorms early in the morning. Scattered

showers through the day. Isolated thunderstorms in the afternoon.

Highs 90 lower elevations ranging to 79 higher elevations. Northeast

winds 5 to 15 mph. Chance of rain 50 percent. 

.FRIDAY NIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Lows 82 lower elevations ranging to 69 higher

elevations. Northeast winds 5 to 15 mph. Chance of rain 70 percent. 

.SATURDAY...Cloudy with numerous showers and isolated thunderstorms.

Highs 85 lower elevations ranging to 79 higher elevations. East

winds 5 to 10 mph shifting to the southeast 10 to 15 mph in the

afternoon. Chance of rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Lows 80 lower elevations ranging to 69 higher

elevations. Southeast winds 10 to 15 mph. Chance of rain 70 percent.

.SUNDAY...Mostly cloudy with scattered showers and isolated

thunderstorms in the morning, then variably cloudy with scattered

showers in the afternoon. Highs 89 lower elevations ranging to

81 higher elevations. Chance of rain 50 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows 81 lower

elevations ranging to 69 higher elevations. Chance of rain

20 percent. 

.MONDAY...Variably cloudy with scattered showers. Highs 89 lower

elevations ranging to 78 higher elevations. Chance of rain

40 percent. 

.MONDAY NIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows 81 lower elevations ranging to 69 higher

elevations. Chance of rain 50 percent. 

.TUESDAY...Mostly cloudy with scattered showers in the morning, then

partly cloudy with isolated showers in the afternoon. Highs 90 lower

elevations ranging to 82 higher elevations. Chance of rain

50 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows 81 lower

elevations ranging to 69 higher elevations. Chance of rain

20 percent. 

.WEDNESDAY...Variably cloudy with scattered showers. Highs 90 lower

elevations ranging to 80 higher elevations. Chance of rain

40 percent. 

.WEDNESDAY NIGHT...Mostly cloudy with scattered showers. Lows

82 lower elevations ranging to 70 higher elevations. Chance of rain

50 percent. 

.THURSDAY...Mostly cloudy in the morning then becoming variably

cloudy. Scattered showers. Breezy. Highs 90 lower elevations ranging

to 80 higher elevations. Chance of rain 50 percent. 



$$



PRZ003-210815-

Southeast-

Including the municipalities of Arroyo, Guayama, Maunabo, Patillas, Salinas, 

and Yabucoa

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Lows 82 lower elevations ranging to 71 higher

elevations. Northeast winds up to 10 mph. Chance of rain 60 percent.

.FRIDAY...Variably cloudy in the morning then becoming mostly

cloudy. Isolated thunderstorms early in the morning. Scattered

showers through the day. Isolated thunderstorms in the afternoon.

Highs 91 lower elevations ranging to 82 higher elevations. Northeast

winds 5 to 15 mph. Chance of rain 50 percent. 

.FRIDAY NIGHT...Mostly cloudy. Scattered showers and isolated

thunderstorms early in the evening, then numerous showers and

isolated thunderstorms in the late evening and overnight. Lows

82 lower elevations ranging to 71 higher elevations. Northeast winds

5 to 10 mph. Chance of rain 70 percent. 

.SATURDAY...Cloudy with numerous showers and isolated thunderstorms.

Highs 85 lower elevations ranging to 79 higher elevations. North

winds 5 to 10 mph shifting to the south 10 to 15 mph in the

afternoon. Chance of rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Lows 80 lower elevations ranging to 69 higher

elevations. Southeast winds 10 to 15 mph. Chance of rain 70 percent.

.SUNDAY...Mostly cloudy in the morning then becoming variably

cloudy. Scattered showers and isolated thunderstorms. Highs 88 lower

elevations ranging to 83 higher elevations. Chance of rain

50 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows 81 lower

elevations ranging to 71 higher elevations. Chance of rain

20 percent. 

.MONDAY...Partly cloudy with isolated showers. Highs 89 lower

elevations ranging to 81 higher elevations. Chance of rain

20 percent. 

.MONDAY NIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows 81 lower elevations ranging to 71 higher

elevations. Chance of rain 50 percent. 

.TUESDAY...Mostly cloudy in the morning then becoming partly cloudy.

Isolated showers. Highs 89 lower elevations ranging to 82 higher

elevations. Chance of rain 20 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows 81 lower

elevations ranging to 70 higher elevations. Chance of rain

20 percent. 

.WEDNESDAY...Variably cloudy with scattered showers. Highs 90 lower

elevations ranging to 82 higher elevations. Chance of rain

40 percent. 

.WEDNESDAY NIGHT...Variably cloudy with scattered showers. Lows

82 lower elevations ranging to 72 higher elevations. Chance of rain

50 percent. 

.THURSDAY...Variably cloudy with scattered showers. Breezy. Highs

90 lower elevations ranging to 82 higher elevations. Chance of rain

50 percent. 



$$



PRZ004-210815-

Eastern Interior-

Including the municipalities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, 

Gurabo, Juncos, Las Piedras, and San Lorenzo

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Lows 76 lower elevations ranging to 71 higher

elevations. Northeast winds up to 5 mph. Chance of rain 60 percent. 

.FRIDAY...Variably cloudy in the morning then becoming mostly

cloudy. Isolated thunderstorms early in the morning. Scattered

showers through the day. Isolated thunderstorms in the afternoon.

Highs 90 lower elevations ranging to 81 higher elevations. Northeast

winds up to 10 mph. Chance of rain 50 percent. 

.FRIDAY NIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Lows 77 lower elevations ranging to 70 higher

elevations. Northeast winds 5 to 10 mph. Chance of rain 70 percent. 

.SATURDAY...Cloudy with numerous showers and isolated thunderstorms.

Highs around 81. Northeast winds up to 10 mph shifting to the south

in the afternoon. Chance of rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Lows 76 lower elevations ranging to 69 higher

elevations. Southeast winds 5 to 15 mph. Chance of rain 70 percent. 

.SUNDAY...Mostly cloudy in the morning then becoming variably

cloudy. Scattered showers and isolated thunderstorms. Highs 87 lower

elevations ranging to 82 higher elevations. Chance of rain

50 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows 76 lower

elevations ranging to 70 higher elevations. Chance of rain

20 percent. 

.MONDAY...Variably cloudy with scattered showers. Highs 89 lower

elevations ranging to 80 higher elevations. Chance of rain

50 percent. 

.MONDAY NIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows 75 lower elevations ranging to 70 higher

elevations. Chance of rain 50 percent. 

.TUESDAY...Variably cloudy with scattered showers in the morning,

then partly cloudy with isolated showers in the afternoon. Highs

90 lower elevations ranging to 81 higher elevations. Chance of rain

50 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows 76 lower

elevations ranging to 70 higher elevations. Chance of rain

20 percent. 

.WEDNESDAY...Variably cloudy with scattered showers. Highs 89 lower

elevations ranging to 81 higher elevations. Chance of rain

40 percent. 

.WEDNESDAY NIGHT...Variably cloudy with scattered showers. Lows

78 lower elevations ranging to 72 higher elevations. Chance of rain

50 percent. 

.THURSDAY...Variably cloudy with scattered showers. Highs 89 lower

elevations ranging to 81 higher elevations. Chance of rain

50 percent. 



$$



PRZ005-210815-

North Central-

Including the municipalities of Arecibo, Barceloneta, Dorado, Florida, 

Manati, Vega Alta, and Vega Baja

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Lows 79 lower elevations ranging to 71 higher

elevations. East winds up to 10 mph. Chance of rain 60 percent. 

.FRIDAY...Variably cloudy in the morning then becoming mostly

cloudy. Scattered showers and isolated thunderstorms early in the

morning, then isolated showers late in the morning. Scattered

showers and isolated thunderstorms in the afternoon. Highs around

87. Northeast winds 5 to 15 mph. Chance of rain 50 percent. 

.FRIDAY NIGHT...Mostly cloudy. Scattered showers and isolated

thunderstorms early in the evening, then numerous showers and

isolated thunderstorms in the late evening and overnight. Lows

80 lower elevations ranging to 73 higher elevations. Northeast winds

5 to 15 mph. Chance of rain 70 percent. 

.SATURDAY...Cloudy with numerous showers and isolated thunderstorms.

Highs around 83. Northeast winds 5 to 10 mph shifting to the

southeast in the afternoon. Chance of rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Lows 77 lower elevations ranging to 72 higher

elevations. Southeast winds 5 to 15 mph. Chance of rain 70 percent. 

.SUNDAY...Mostly cloudy with scattered showers and isolated

thunderstorms. Highs 87 lower elevations ranging to 82 higher

elevations. Chance of rain 50 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows 79 lower

elevations ranging to 71 higher elevations. Chance of rain less than

20 percent. 

.MONDAY...Variably cloudy with scattered showers in the morning,

then partly cloudy with isolated showers in the afternoon. Highs

around 88. Chance of rain 40 percent. 

.MONDAY NIGHT...Partly cloudy with isolated showers. Lows 77 lower

elevations ranging to 71 higher elevations. Chance of rain

20 percent. 

.TUESDAY...Partly cloudy with isolated showers in the morning, then

mostly cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs 93 lower elevations ranging to 87 higher

elevations. Chance of rain 50 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows 78 lower

elevations ranging to 71 higher elevations. Chance of rain

20 percent. 

.WEDNESDAY...Partly cloudy with isolated showers in the morning,

then variably cloudy with scattered showers and isolated

thunderstorms in the afternoon. Highs around 87. Chance of rain

50 percent. 

.WEDNESDAY NIGHT...Partly cloudy with isolated showers. Lows

79 lower elevations ranging to 73 higher elevations. Chance of rain

20 percent. 

.THURSDAY...Partly cloudy with isolated showers in the morning, then

variably cloudy with scattered showers and isolated thunderstorms in

the afternoon. Breezy. Highs around 87. Chance of rain 50 percent. 



$$



PRZ006-210815-

Central Interior-

Including the municipalities of Aibonito, Barranquitas, Ciales, Coamo, 

Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Lows 76 lower elevations ranging to 68 higher

elevations. Northeast winds up to 5 mph. Chance of rain 60 percent. 

.FRIDAY...Variably cloudy in the morning then becoming mostly

cloudy. Scattered showers through the day. Isolated thunderstorms in

the afternoon. Highs 90 lower elevations ranging to 78 higher

elevations. Northeast winds up to 10 mph. Chance of rain 50 percent.

.FRIDAY NIGHT...Mostly cloudy. Scattered showers and isolated

thunderstorms early in the evening, then numerous showers and

isolated thunderstorms in the late evening and overnight. Lows

77 lower elevations ranging to 67 higher elevations. Northeast winds

5 to 10 mph. Chance of rain 70 percent. 

.SATURDAY...Cloudy with numerous showers and isolated thunderstorms.

Highs around 80. Northeast winds up to 10 mph shifting to the

southeast in the afternoon. Chance of rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Lows 76 lower elevations ranging to 65 higher

elevations. Southeast winds 5 to 10 mph. Chance of rain 70 percent. 

.SUNDAY...Mostly cloudy in the morning then becoming variably

cloudy. Scattered showers and isolated thunderstorms. Highs 87 lower

elevations ranging to 79 higher elevations. Chance of rain

50 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows 75 lower

elevations ranging to 66 higher elevations. Chance of rain

20 percent. 

.MONDAY...Partly cloudy with isolated showers in the morning, then

variably cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs 89 lower elevations ranging to 78 higher

elevations. Chance of rain 50 percent. 

.MONDAY NIGHT...Variably cloudy with scattered showers. Lows

75 lower elevations ranging to 67 higher elevations. Chance of rain

40 percent. 

.TUESDAY...Partly cloudy with isolated showers in the morning, then

variably cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs 90 lower elevations ranging to 79 higher

elevations. Chance of rain 50 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows 75 lower

elevations ranging to 68 higher elevations. Chance of rain

20 percent. 

.WEDNESDAY...Partly cloudy with isolated showers in the morning,

then variably cloudy with scattered showers and isolated

thunderstorms in the afternoon. Highs 89 lower elevations ranging to

78 higher elevations. Chance of rain 50 percent. 

.WEDNESDAY NIGHT...Partly cloudy with isolated showers. Lows

77 lower elevations ranging to 66 higher elevations. Chance of rain

20 percent. 

.THURSDAY...Partly cloudy with isolated showers in the morning, then

variably cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs 89 lower elevations ranging to 78 higher

elevations. Chance of rain 50 percent. 



$$



PRZ007-210815-

Ponce and Vicinity-

Including the municipalities of Guayanilla, Juana Diaz, Yauco, Penuelas, 

Ponce, and Santa Isabel

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows 79 lower elevations ranging to 68 higher

elevations. Northeast winds up to 5 mph. Chance of rain 50 percent. 

.FRIDAY...Variably cloudy. Scattered showers early in the morning,

then isolated showers late in the morning. Scattered showers in the

afternoon. Highs 91 lower elevations ranging to 78 higher

elevations. East winds up to 10 mph. Chance of rain 50 percent. 

.FRIDAY NIGHT...Variably cloudy. Scattered showers and isolated

thunderstorms in the evening, then scattered showers after midnight.

Lows 79 lower elevations ranging to 67 higher elevations. North

winds up to 10 mph. Chance of rain 50 percent. 

.SATURDAY...Mostly cloudy. Scattered showers and isolated

thunderstorms early in the morning, then numerous showers and

isolated thunderstorms in the late morning and afternoon. Highs

85 lower elevations ranging to 78 higher elevations. Northeast winds

up to 5 mph shifting to the southeast 5 to 15 mph in the afternoon.

Chance of rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Lows 78 lower elevations ranging to 65 higher

elevations. Southeast winds 5 to 15 mph. Chance of rain 70 percent. 

.SUNDAY...Mostly cloudy. Scattered showers and isolated

thunderstorms in the morning, then numerous showers and isolated

thunderstorms in the afternoon. Highs 87 lower elevations ranging to

78 higher elevations. Chance of rain 70 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows 78 lower

elevations ranging to 66 higher elevations. Chance of rain

20 percent. 

.MONDAY...Partly cloudy with isolated showers in the morning, then

variably cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs 89 lower elevations ranging to 78 higher

elevations. Chance of rain 50 percent. 

.MONDAY NIGHT...Partly cloudy with isolated showers. Lows 78 lower

elevations ranging to 67 higher elevations. Chance of rain

20 percent. 

.TUESDAY...Partly cloudy. Isolated showers in the morning, then

isolated showers and thunderstorms in the afternoon. Highs 89 lower

elevations ranging to 79 higher elevations. Chance of rain

20 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows 78 lower

elevations ranging to 68 higher elevations. Chance of rain

20 percent. 

.WEDNESDAY...Partly cloudy with isolated showers in the morning,

then variably cloudy with scattered showers and isolated

thunderstorms in the afternoon. Highs 90 lower elevations ranging to

78 higher elevations. Chance of rain 50 percent. 

.WEDNESDAY NIGHT...Partly cloudy with isolated showers. Lows

79 lower elevations ranging to 67 higher elevations. Chance of rain

20 percent. 

.THURSDAY...Partly cloudy with isolated showers in the morning, then

variably cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs 90 lower elevations ranging to 78 higher

elevations. Chance of rain 50 percent. 



$$



PRZ008-210815-

Northwest-

Including the municipalities of Aguadilla, Camuy, Hatillo, Isabela, 

and Quebradillas

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows 80 lower elevations ranging to 72 higher

elevations. East winds 5 to 10 mph. Chance of rain 50 percent. 

.FRIDAY...Partly cloudy in the morning then becoming mostly cloudy.

Scattered showers and isolated thunderstorms early in the morning,

then isolated showers late in the morning. Scattered showers and

isolated thunderstorms in the afternoon. Highs around 88. Northeast

winds 5 to 15 mph. Chance of rain 50 percent. 

.FRIDAY NIGHT...Mostly cloudy. Scattered showers and isolated

thunderstorms early in the evening, then numerous showers and

isolated thunderstorms in the late evening and overnight. Lows

82 lower elevations ranging to 73 higher elevations. Northeast winds

10 to 15 mph. Chance of rain 70 percent. 

.SATURDAY...Cloudy with numerous showers and isolated thunderstorms.

Highs around 83. Northeast winds 5 to 15 mph shifting to the

southeast 5 to 10 mph in the afternoon. Chance of rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Lows 78 lower elevations ranging to 72 higher

elevations. Southeast winds 5 to 15 mph. Chance of rain 70 percent. 

.SUNDAY...Mostly cloudy. Scattered showers and isolated

thunderstorms in the morning, then numerous showers and isolated

thunderstorms in the afternoon. Highs 88 lower elevations ranging to

82 higher elevations. Chance of rain 70 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows 80 lower

elevations ranging to 71 higher elevations. Chance of rain less than

20 percent. 

.MONDAY...Partly cloudy with isolated showers. Highs around 87.

Chance of rain 20 percent. 

.MONDAY NIGHT...Partly cloudy with isolated showers. Lows 79 lower

elevations ranging to 71 higher elevations. Chance of rain

20 percent. 

.TUESDAY...Partly cloudy with isolated showers in the morning, then

mostly cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs around 86. Chance of rain 50 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows 79 lower

elevations ranging to 71 higher elevations. Chance of rain

20 percent. 

.WEDNESDAY...Partly cloudy with isolated showers in the morning,

then mostly cloudy with scattered showers and isolated thunderstorms

in the afternoon. Highs around 88. Chance of rain 50 percent. 

.WEDNESDAY NIGHT...Partly cloudy with isolated showers. Lows

81 lower elevations ranging to 73 higher elevations. Chance of rain

20 percent. 

.THURSDAY...Partly cloudy with isolated showers in the morning, then

variably cloudy with scattered showers and isolated thunderstorms in

the afternoon. Breezy. Highs around 88. Chance of rain 50 percent. 



$$



PRZ009-210815-

Western Interior-

Including the municipalities of Adjuntas, Lares, Las Marias, Maricao, 

Sabana Grande, San Sebastian, and Utuado

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows 77 lower elevations ranging to 70 higher

elevations. East winds up to 5 mph. Chance of rain 50 percent. 

.FRIDAY...Partly cloudy in the morning then becoming mostly cloudy.

Scattered showers early in the morning, then isolated showers late

in the morning. Scattered showers and isolated thunderstorms in the

afternoon. Highs 91 lower elevations ranging to 79 higher

elevations. Northeast winds up to 10 mph. Chance of rain 50 percent.

.FRIDAY NIGHT...Variably cloudy with scattered showers early in the

evening, then mostly cloudy with scattered showers and isolated

thunderstorms in the late evening and overnight. Lows 78 lower

elevations ranging to 69 higher elevations. Northeast winds up to

10 mph. Chance of rain 50 percent. 

.SATURDAY...Cloudy. Scattered showers and isolated thunderstorms

early in the morning, then numerous showers and isolated

thunderstorms in the late morning and afternoon. Highs around 81.

Northeast winds up to 10 mph shifting to the southeast in the

afternoon. Chance of rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Lows 77 lower elevations ranging to 67 higher

elevations. Southeast winds 5 to 10 mph. Chance of rain 70 percent. 

.SUNDAY...Mostly cloudy. Scattered showers and isolated

thunderstorms in the morning, then numerous showers and isolated

thunderstorms in the afternoon. Highs 86 lower elevations ranging to

78 higher elevations. Chance of rain 70 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows 76 lower

elevations ranging to 68 higher elevations. Chance of rain less than

20 percent. 

.MONDAY...Partly cloudy with isolated showers in the morning, then

variably cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs 90 lower elevations ranging to 81 higher

elevations. Chance of rain 50 percent. 

.MONDAY NIGHT...Partly cloudy with isolated showers. Lows 76 lower

elevations ranging to 69 higher elevations. Chance of rain

20 percent. 

.TUESDAY...Partly cloudy with isolated showers in the morning, then

mostly cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs 88 lower elevations ranging to 81 higher

elevations. Chance of rain 50 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows 76 lower

elevations ranging to 69 higher elevations. Chance of rain

20 percent. 

.WEDNESDAY...Partly cloudy with isolated showers in the morning,

then mostly cloudy with scattered showers and isolated thunderstorms

in the afternoon. Highs 89 lower elevations ranging to 80 higher

elevations. Chance of rain 50 percent. 

.WEDNESDAY NIGHT...Partly cloudy with isolated showers. Lows

77 lower elevations ranging to 69 higher elevations. Chance of rain

20 percent. 

.THURSDAY...Partly cloudy with isolated showers in the morning, then

mostly cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs 89 lower elevations ranging to 80 higher

elevations. Chance of rain 50 percent. 



$$



PRZ010-210815-

Mayaguez and Vicinity-

Including the municipalities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, 

Rincon, and San German

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Variably cloudy with scattered showers. Lows

83 lower elevations ranging to 73 higher elevations. East winds 5 to

10 mph. Chance of rain 50 percent. 

.FRIDAY...Partly cloudy in the morning then becoming mostly cloudy.

Scattered showers early in the morning, then isolated showers late

in the morning. Numerous showers and isolated thunderstorms in the

afternoon. Highs 91 lower elevations ranging to 82 higher

elevations. East winds 5 to 10 mph. Chance of rain 60 percent. 

.FRIDAY NIGHT...Variably cloudy. Scattered showers through the

night. Isolated thunderstorms in the late evening and early morning.

Lows 83 lower elevations ranging to 72 higher elevations. Northeast

winds 5 to 15 mph. Chance of rain 50 percent. 

.SATURDAY...Mostly cloudy. Scattered showers and isolated

thunderstorms early in the morning, then numerous showers and

isolated thunderstorms in the late morning and afternoon. Highs

85 lower elevations ranging to 80 higher elevations. Northeast winds

5 to 15 mph shifting to the southeast 10 to 15 mph in the afternoon.

Chance of rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Lows 82 lower elevations ranging to 71 higher

elevations. Southeast winds 10 to 15 mph. Chance of rain 70 percent.

.SUNDAY...Mostly cloudy with numerous showers and isolated

thunderstorms. Highs 89 lower elevations ranging to 80 higher

elevations. Chance of rain 70 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows 82 lower

elevations ranging to 72 higher elevations. Chance of rain

20 percent. 

.MONDAY...Partly cloudy with isolated showers in the morning, then

variably cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs 90 lower elevations ranging to 84 higher

elevations. Chance of rain 50 percent. 

.MONDAY NIGHT...Partly cloudy with isolated showers. Lows 82 lower

elevations ranging to 73 higher elevations. Chance of rain

20 percent. 

.TUESDAY...Partly cloudy with isolated showers in the morning, then

mostly cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs 87 lower elevations ranging to 81 higher

elevations. Chance of rain 50 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows 82 lower

elevations ranging to 72 higher elevations. Chance of rain

20 percent. 

.WEDNESDAY...Partly cloudy with isolated showers in the morning,

then mostly cloudy with scattered showers and isolated thunderstorms

in the afternoon. Highs 89 lower elevations ranging to 83 higher

elevations. Chance of rain 50 percent. 

.WEDNESDAY NIGHT...Partly cloudy with isolated showers. Lows

83 lower elevations ranging to 74 higher elevations. Chance of rain

less than 20 percent. 

.THURSDAY...Partly cloudy with isolated showers in the morning, then

mostly cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs 89 lower elevations ranging to 83 higher

elevations. Chance of rain 50 percent. 



$$



PRZ011-210815-

Southwest-

Including the municipalities of Cabo Rojo, Guanica, and Lajas

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Variably cloudy. Isolated showers after midnight,

then scattered showers early in the morning. Lows around 78.

Northeast winds up to 5 mph. Chance of rain 40 percent. 

.FRIDAY...Partly cloudy in the morning then becoming variably

cloudy. Isolated showers in the morning, then scattered showers in

the afternoon. Isolated thunderstorms late in the afternoon. Highs

92 lower elevations ranging to 87 higher elevations. Southeast winds

up to 10 mph. Chance of rain 50 percent. 

.FRIDAY NIGHT...Variably cloudy with isolated showers until early

morning, then variably cloudy with scattered showers early in the

morning. Lows 81 lower elevations ranging to 76 higher elevations.

North winds up to 10 mph. Chance of rain 40 percent. 

.SATURDAY...Variably cloudy with scattered showers in the morning,

then mostly cloudy with numerous showers and isolated thunderstorms

in the afternoon. Highs around 83. Northeast winds up to 10 mph

shifting to the southeast in the afternoon. Chance of rain

60 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Lows around 78. Southeast winds 10 to 20 mph. Chance

of rain 70 percent. 

.SUNDAY...Mostly cloudy with numerous showers and isolated

thunderstorms. Highs 89 lower elevations ranging to 84 higher

elevations. Chance of rain 70 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows 81 lower

elevations ranging to 75 higher elevations. Chance of rain

20 percent. 

.MONDAY...Partly cloudy with isolated showers in the morning, then

mostly cloudy with scattered showers and isolated thunderstorms in

the afternoon. Highs around 88. Chance of rain 50 percent. 

.MONDAY NIGHT...Partly cloudy with isolated showers. Lows 80 lower

elevations ranging to 75 higher elevations. Chance of rain

20 percent. 

.TUESDAY...Partly cloudy with isolated showers. Highs around 85.

Chance of rain 20 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows 80 lower

elevations ranging to 75 higher elevations. Chance of rain less than

20 percent. 

.WEDNESDAY...Partly cloudy with isolated showers in the morning,

then variably cloudy with scattered showers in the afternoon. Highs

around 88. Chance of rain 50 percent. 

.WEDNESDAY NIGHT...Partly cloudy with isolated showers. Lows

81 lower elevations ranging to 76 higher elevations. Chance of rain

less than 20 percent. 

.THURSDAY...Partly cloudy with isolated showers. Highs around 88.

Chance of rain 20 percent. 



$$



PRZ012-210815-

Culebra-

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows around 82. East winds 10 to 15 mph. Chance of

rain 50 percent. 

.FRIDAY...Variably cloudy in the morning then becoming mostly

cloudy. Isolated thunderstorms early in the morning. Scattered

showers through the day. Isolated thunderstorms in the afternoon.

Highs 90 lower elevations ranging to 84 higher elevations. Northeast

winds 10 to 15 mph. Chance of rain 50 percent. 

.FRIDAY NIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Breezy. Lows around 83. Northeast winds 15 to 20 mph.

Chance of rain 70 percent. 

.SATURDAY...Cloudy with numerous showers and isolated thunderstorms.

Breezy. Highs around 83. Southeast winds 15 to 25 mph. Chance of

rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Breezy. Lows around 80. Southeast winds 15 to 20 mph.

Chance of rain 70 percent. 

.SUNDAY...Variably cloudy with scattered showers. Highs 89 lower

elevations ranging to 84 higher elevations. Chance of rain

30 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows around 81.

Chance of rain 20 percent. 

.MONDAY...Variably cloudy with scattered showers. Highs 89 lower

elevations ranging to 83 higher elevations. Chance of rain

40 percent. 

.MONDAY NIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows around 82. Chance of rain 50 percent. 

.TUESDAY...Mostly cloudy with scattered showers in the morning, then

partly cloudy with isolated showers in the afternoon. Highs 89 lower

elevations ranging to 83 higher elevations. Chance of rain

50 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows around

82. Chance of rain 20 percent. 

.WEDNESDAY...Variably cloudy with scattered showers. Breezy. Highs

89 lower elevations ranging to 84 higher elevations. Chance of rain

40 percent. 

.WEDNESDAY NIGHT...Mostly cloudy with scattered showers. Breezy.

Lows around 83. Chance of rain 50 percent. 

.THURSDAY...Mostly cloudy in the morning then becoming variably

cloudy. Scattered showers. Breezy. Highs 89 lower elevations ranging

to 84 higher elevations. Chance of rain 50 percent. 



$$



PRZ013-210815-

Vieques-

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows around 82. East winds 10 to 15 mph. Chance of

rain 50 percent. 

.FRIDAY...Variably cloudy in the morning then becoming mostly

cloudy. Isolated thunderstorms early in the morning. Scattered

showers through the day. Isolated thunderstorms in the afternoon.

Highs around 88. Northeast winds 10 to 15 mph. Chance of rain

50 percent. 

.FRIDAY NIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Breezy. Lows around 82. Northeast winds 15 to 20 mph.

Chance of rain 70 percent. 

.SATURDAY...Cloudy with numerous showers and isolated thunderstorms.

Highs around 84. Southeast winds 10 to 20 mph. Chance of rain

70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Breezy. Lows around 79. Southeast winds 15 to 20 mph.

Chance of rain 70 percent. 

.SUNDAY...Variably cloudy. Scattered showers and isolated

thunderstorms in the morning, then scattered showers in the

afternoon. Highs around 87. Chance of rain 40 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows around 81.

Chance of rain 20 percent. 

.MONDAY...Variably cloudy with scattered showers. Highs 89 lower

elevations ranging to 84 higher elevations. Chance of rain

30 percent. 

.MONDAY NIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows around 81. Chance of rain 50 percent. 

.TUESDAY...Mostly cloudy with scattered showers in the morning, then

partly cloudy with isolated showers in the afternoon. Highs around

87. Chance of rain 50 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Lows around

82. Chance of rain 20 percent. 

.WEDNESDAY...Variably cloudy with scattered showers. Breezy. Highs

around 88. Chance of rain 40 percent. 

.WEDNESDAY NIGHT...Mostly cloudy with scattered showers. Breezy.

Lows around 82. Chance of rain 50 percent. 

.THURSDAY...Mostly cloudy in the morning then becoming variably

cloudy. Scattered showers. Windy. Highs around 88. Chance of rain

50 percent. 



$$



VIZ001-210815-

St Thomas, St John and Adjacent Islands-

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows 83 lower elevations ranging to 78 higher

elevations. East winds 10 to 15 mph. Chance of rain 50 percent. 

.FRIDAY...Variably cloudy with scattered showers in the morning,

then mostly cloudy with scattered showers and isolated thunderstorms

in the afternoon. Highs 92 lower elevations ranging to 85 higher

elevations. Northeast winds 10 to 15 mph. Chance of rain 50 percent.

.FRIDAY NIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Breezy. Lows 83 lower elevations ranging to 77 higher

elevations. Northeast winds 15 to 20 mph. Chance of rain 60 percent.

.SATURDAY...Cloudy with numerous showers and isolated thunderstorms.

Breezy. Highs around 82. Southeast winds 15 to 25 mph. Chance of

rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Breezy. Lows 80 lower elevations ranging to 75 higher

elevations. Southeast winds 15 to 20 mph. Chance of rain 70 percent.

.SUNDAY...Partly cloudy with isolated showers. Breezy. Highs

89 lower elevations ranging to 83 higher elevations. Chance of rain

20 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows 82 lower

elevations ranging to 77 higher elevations. Chance of rain

20 percent. 

.MONDAY...Variably cloudy with scattered showers in the morning,

then partly cloudy with isolated showers in the afternoon. Highs

92 lower elevations ranging to 84 higher elevations. Chance of rain

40 percent. 

.MONDAY NIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows around 80. Chance of rain 50 percent. 

.TUESDAY...Mostly cloudy with scattered showers in the morning, then

partly cloudy with isolated showers in the afternoon. Highs 91 lower

elevations ranging to 84 higher elevations. Chance of rain

50 percent. 

.TUESDAY NIGHT...Partly cloudy with isolated showers. Breezy. Lows

around 80. Chance of rain 20 percent. 

.WEDNESDAY...Variably cloudy with scattered showers. Breezy. Highs

91 lower elevations ranging to 85 higher elevations. Chance of rain

40 percent. 

.WEDNESDAY NIGHT...Mostly cloudy with scattered showers. Breezy.

Lows around 81. Chance of rain 50 percent. 

.THURSDAY...Mostly cloudy in the morning then becoming variably

cloudy. Scattered showers. Breezy. Highs 91 lower elevations ranging

to 85 higher elevations. Chance of rain 50 percent. 



$$



VIZ002-210815-

St Croix-

1216 AM AST Fri Aug 21 2020



...TROPICAL STORM WATCH IN EFFECT...

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY

EVENING...



.REST OF TONIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms after midnight, then variably cloudy with scattered

showers early in the morning. Lows 83 lower elevations ranging to

78 higher elevations. East winds 10 to 15 mph. Chance of rain

50 percent. 

.FRIDAY...Variably cloudy with scattered showers in the morning,

then mostly cloudy with scattered showers and isolated thunderstorms

in the afternoon. Highs 92 lower elevations ranging to 85 higher

elevations. Northeast winds 10 to 15 mph. Chance of rain 50 percent.

.FRIDAY NIGHT...Mostly cloudy with numerous showers and isolated

thunderstorms. Lows 82 lower elevations ranging to 77 higher

elevations. Northeast winds 10 to 15 mph. Chance of rain 60 percent.

.SATURDAY...Cloudy with numerous showers and isolated thunderstorms.

Breezy. Highs around 83. Southeast winds 15 to 20 mph. Chance of

rain 70 percent. 

.SATURDAY NIGHT...Cloudy with numerous showers and isolated

thunderstorms. Breezy. Lows around 78. Southeast winds 15 to 20 mph.

Chance of rain 70 percent. 

.SUNDAY...Variably cloudy with scattered showers in the morning,

then partly cloudy with isolated showers in the afternoon. Highs

around 87. Chance of rain 30 percent. 

.SUNDAY NIGHT...Partly cloudy with isolated showers. Lows around 80.

Chance of rain 20 percent. 

.MONDAY...Variably cloudy with scattered showers in the morning,

then partly cloudy with isolated showers in the afternoon. Highs

91 lower elevations ranging to 85 higher elevations. Chance of rain

30 percent. 

.MONDAY NIGHT...Mostly cloudy with scattered showers and isolated

thunderstorms. Lows around 80. Chance of rain 50 percent. 

.TUESDAY...Mostly cloudy with scattered showers in the morning, then

partly cloudy with isolated showers in the afternoon. Highs 91 lower

elevations ranging to 85 higher elevations. Chance of rain

50 percent. 

.TUESDAY NIGHT...Variably cloudy with scattered showers. Lows around

80. Chance of rain 30 percent. 

.WEDNESDAY...Variably cloudy with scattered showers. Breezy. Highs

92 lower elevations ranging to 85 higher elevations. Chance of rain

40 percent. 

.WEDNESDAY NIGHT...Mostly cloudy with scattered showers. Breezy.

Lows around 81. Chance of rain 50 percent. 

.THURSDAY...Mostly cloudy in the morning then becoming variably

cloudy. Scattered showers. Breezy. Highs 92 lower elevations ranging

to 85 higher elevations. Chance of rain 50 percent. 



$$

