

000 

WWUS20 KWNS 031915

SEL3

SPC WW 031915

ALZ000-GAZ000-KYZ000-TNZ000-040200-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 113

NWS STORM PREDICTION CENTER NORMAN OK

215 PM CDT TUE APR 3 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       NORTHERN ALABAMA

       NORTHWEST GEORGIA

       SOUTHCENTRAL KENTUCKY

       M IDDLE TENNESSEE



EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 215 PM UNTIL

900 PM CDT.



HAIL TO 2.5 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 80

STATUTE MILES EAST AND WEST OF A LINE FROM 5 MILES NORTH

NORTHEAST OF OWENSBORO KENTUCKY TO 10 MILES WEST SOUTHWEST OF

ANNISTON ALABAMA.  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.



OTHER WATCH INFORMATION...CONTINUE...WW 109...WW 110...WW

111...WW 112...



DISCUSSION...WITH MLCAPES AOA 2000 J/KG AND AN UNCAPPED ATMOSPHERE

THUNDERSTORMS WILL CONTINUE TO INCREASE IN NUMBER AN INTENSITY

ACROSS WATCH AREA DURING THE AFTERNOON.  DEEP LAYER SHEAR OF 30 KT

SUPPORT PRIMARY MULTICELLULAR STORMS AND A LARGE HAIL THREAT ALONG

WITH DOWNBURST WINDS.



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

TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

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

MOTION VECTOR 26025.





...HALES

