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498 

WWUS20 KWNS 251927

SEL3

SPC WW 251927

KYZ000-TNZ000-260100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 203

NWS STORM PREDICTION CENTER NORMAN OK

230 PM CDT MON APR 25 2011



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       SOUTH CENTRAL KENTUCKY

       MIDDLE TENNESSEE



EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 230 PM UNTIL 800

PM CDT.



HAIL TO 1.5 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 45

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

OF CLARKSVILLE TENNESSEE TO 40 MILES EAST SOUTHEAST OF BOWLING

GREEN KENTUCKY.  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 200...WW 201...WW 202...



DISCUSSION...A LONG-LIVED CLUSTER OF THUNDERSTORMS OVER WESTERN TN

WILL TRACK EAST-NORTHEASTWARD ACROSS THE WATCH AREA THIS AFTERNOON.

BOWING STRUCTURES ALONG THE LEADING EDGE OF THE CONVECTION WILL POSE

A RISK OF LOCALLY DAMAGING WINDS.  LARGE HAIL IS ALSO POSSIBLE IN

THE STRONGER CORES.



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

TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 24035.





...HART

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