

000 

WWUS20 KWNS 292352

SEL3

SPC WW 292352

AZZ000-300900-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 873

NWS STORM PREDICTION CENTER NORMAN OK

450 PM MST FRI AUG 29 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       CENTRAL AND WESTERN ARIZONA



EFFECTIVE THIS FRIDAY AFTERNOON AND SATURDAY MORNING FROM 450 PM

UNTIL 200 AM MST.



HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 90

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 60 MILES SOUTH

SOUTHWEST OF KINGMAN ARIZONA TO 75 MILES EAST OF PHOENIX ARIZONA.

 FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU3).



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



DISCUSSION...ANOTHER ROUND OF STRONG TO SEVERE STORMS LIKELY TO

DEVELOP WEST OFF THE HIGH TERRAIN AND MOVE TOWARD THE LOWER COLORADO

RIVER VALLEY TONIGHT. STORM INTENSITY WILL BE FUELED BY LARGE

RESERVOIR OF MODERATE INSTABILITY SITUATED ACROSS THE LOWER

ELEVATIONS WHILE LOW THROUGH MID-LEVEL EASTERLY FLOW AIDS IN MOVING

DEEP CONVECTION OFF THE HIGHER TERRAIN. POCKETS OF EFFECTIVE SHEAR

IN THE 25-35KT RANGE AND LARGE SCALE ASCENT ASSOCIATED WITH A SUBTLE

SHORT WAVE TROUGH SPREADING NWWD FROM NM/NRN MEXICO MAY ALLOW ONE OR

TWO LARGER CONVECTIVE CLUSTERS TO REMAIN ORGANIZED WELL THROUGH THE

NIGHT OVER PARTS OF THE REGION.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM

MOTION VECTOR 07020.





...CARBIN



000 

WWUS20 KWNS 292352

SEL3

SPC WW 292352

AZZ000-300900-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 873...RESENT

NWS STORM PREDICTION CENTER NORMAN OK

450 PM MST FRI AUG 29 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       CENTRAL AND WESTERN ARIZONA



EFFECTIVE THIS FRIDAY AFTERNOON AND SATURDAY MORNING FROM 450 PM

UNTIL 200 AM MST.



HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 90

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 60 MILES SOUTH

SOUTHWEST OF KINGMAN ARIZONA TO 75 MILES EAST OF PHOENIX ARIZONA.

 FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU3).



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



DISCUSSION...ANOTHER ROUND OF STRONG TO SEVERE STORMS LIKELY TO

DEVELOP WEST OFF THE HIGH TERRAIN AND MOVE TOWARD THE LOWER COLORADO

RIVER VALLEY TONIGHT. STORM INTENSITY WILL BE FUELED BY LARGE

RESERVOIR OF MODERATE INSTABILITY SITUATED ACROSS THE LOWER

ELEVATIONS WHILE LOW THROUGH MID-LEVEL EASTERLY FLOW AIDS IN MOVING

DEEP CONVECTION OFF THE HIGHER TERRAIN. POCKETS OF EFFECTIVE SHEAR

IN THE 25-35KT RANGE AND LARGE SCALE ASCENT ASSOCIATED WITH A SUBTLE

SHORT WAVE TROUGH SPREADING NWWD FROM NM/NRN MEXICO MAY ALLOW ONE OR

TWO LARGER CONVECTIVE CLUSTERS TO REMAIN ORGANIZED WELL THROUGH THE

NIGHT OVER PARTS OF THE REGION.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM

MOTION VECTOR 07020.





...CARBIN



646 

WWUS20 KWNS 292352

SEL3

SPC WW 292352

AZZ000-300900-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 873

NWS STORM PREDICTION CENTER NORMAN OK

450 PM MST FRI AUG 29 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       CENTRAL AND WESTERN ARIZONA



EFFECTIVE THIS FRIDAY AFTERNOON AND SATURDAY MORNING FROM 450 PM

UNTIL 200 AM MST.



HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 90

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 60 MILES SOUTH

SOUTHWEST OF KINGMAN ARIZONA TO 75 MILES EAST OF PHOENIX ARIZONA.

 FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU3).



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



DISCUSSION...ANOTHER ROUND OF STRONG TO SEVERE STORMS LIKELY TO

DEVELOP WEST OFF THE HIGH TERRAIN AND MOVE TOWARD THE LOWER COLORADO

RIVER VALLEY TONIGHT. STORM INTENSITY WILL BE FUELED BY LARGE

RESERVOIR OF MODERATE INSTABILITY SITUATED ACROSS THE LOWER

ELEVATIONS WHILE LOW THROUGH MID-LEVEL EASTERLY FLOW AIDS IN MOVING

DEEP CONVECTION OFF THE HIGHER TERRAIN. POCKETS OF EFFECTIVE SHEAR

IN THE 25-35KT RANGE AND LARGE SCALE ASCENT ASSOCIATED WITH A SUBTLE

SHORT WAVE TROUGH SPREADING NWWD FROM NM/NRN MEXICO MAY ALLOW ONE OR

TWO LARGER CONVECTIVE CLUSTERS TO REMAIN ORGANIZED WELL THROUGH THE

NIGHT OVER PARTS OF THE REGION.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM

MOTION VECTOR 07020.





...CARBIN



866 

WWUS20 KWNS 292352

SEL3

SPC WW 292352

AZZ000-300900-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 873...RESENT

NWS STORM PREDICTION CENTER NORMAN OK

450 PM MST FRI AUG 29 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       CENTRAL AND WESTERN ARIZONA



EFFECTIVE THIS FRIDAY AFTERNOON AND SATURDAY MORNING FROM 450 PM

UNTIL 200 AM MST.



HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 90

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 60 MILES SOUTH

SOUTHWEST OF KINGMAN ARIZONA TO 75 MILES EAST OF PHOENIX ARIZONA.

 FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU3).



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



DISCUSSION...ANOTHER ROUND OF STRONG TO SEVERE STORMS LIKELY TO

DEVELOP WEST OFF THE HIGH TERRAIN AND MOVE TOWARD THE LOWER COLORADO

RIVER VALLEY TONIGHT. STORM INTENSITY WILL BE FUELED BY LARGE

RESERVOIR OF MODERATE INSTABILITY SITUATED ACROSS THE LOWER

ELEVATIONS WHILE LOW THROUGH MID-LEVEL EASTERLY FLOW AIDS IN MOVING

DEEP CONVECTION OFF THE HIGHER TERRAIN. POCKETS OF EFFECTIVE SHEAR

IN THE 25-35KT RANGE AND LARGE SCALE ASCENT ASSOCIATED WITH A SUBTLE

SHORT WAVE TROUGH SPREADING NWWD FROM NM/NRN MEXICO MAY ALLOW ONE OR

TWO LARGER CONVECTIVE CLUSTERS TO REMAIN ORGANIZED WELL THROUGH THE

NIGHT OVER PARTS OF THE REGION.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM

MOTION VECTOR 07020.





...CARBIN

