

003 

WWUS20 KWNS 232343

SEL1

SPC WW 232343

ALZ000-240700-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 61

NWS STORM PREDICTION CENTER NORMAN OK

645 PM CDT SAT MAR 23 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       MUCH OF CENTRAL ALABAMA



EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 645 PM

UNTIL 200 AM CDT.



HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70

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



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES WEST OF

TUSCALOOSA ALABAMA TO 40 MILES SOUTHEAST OF ANNISTON ALABAMA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU1).



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.



OTHER WATCH INFORMATION...CONTINUE...WW 58...WW 59...WW 60...



DISCUSSION...VIGOROUS THUNDERSTORM ACTIVITY WILL GRADUALLY DEVELOP

ACROSS...AND OVERSPREAD THE REGION...THIS EVENING...MOSTLY ABOVE A

RESIDUAL COOL AND STABLE NEAR SURFACE LAYER.  LARGE HAIL WILL BE THE

PRIMARY THREAT INITIALLY...BUT A RISK FOR DAMAGING WIND GUSTS MAY

INCREASE DURING THE LATE EVENING HOURS.



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

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 400. MEAN STORM

MOTION VECTOR 27040.





...KERR



419 

WWUS20 KWNS 232343

SEL1

SPC WW 232343

ALZ000-240700-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 61

NWS STORM PREDICTION CENTER NORMAN OK

645 PM CDT SAT MAR 23 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       MUCH OF CENTRAL ALABAMA



EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 645 PM

UNTIL 200 AM CDT.



HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70

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



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES WEST OF

TUSCALOOSA ALABAMA TO 40 MILES SOUTHEAST OF ANNISTON ALABAMA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU1).



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.



OTHER WATCH INFORMATION...CONTINUE...WW 58...WW 59...WW 60...



DISCUSSION...VIGOROUS THUNDERSTORM ACTIVITY WILL GRADUALLY DEVELOP

ACROSS...AND OVERSPREAD THE REGION...THIS EVENING...MOSTLY ABOVE A

RESIDUAL COOL AND STABLE NEAR SURFACE LAYER.  LARGE HAIL WILL BE THE

PRIMARY THREAT INITIALLY...BUT A RISK FOR DAMAGING WIND GUSTS MAY

INCREASE DURING THE LATE EVENING HOURS.



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

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 400. MEAN STORM

MOTION VECTOR 27040.





...KERR

