

704 

WWUS20 KWNS 270956

SEL6

SPC WW 270956

KYZ000-TNZ000-271400-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 36

NWS STORM PREDICTION CENTER NORMAN OK

500 AM EST FRI FEB 27 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       SOUTH CENTRAL KENTUCKY

       MIDDLE TENNESSEE



EFFECTIVE THIS FRIDAY MORNING FROM 500 AM UNTIL 900 AM EST.



HAIL TO 1 INCH 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 60

STATUTE MILES EAST AND WEST OF A LINE FROM 70 MILES NORTHEAST OF

NASHVILLE TENNESSEE TO 55 MILES SOUTH OF NASHVILLE TENNESSEE.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU6).



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...LINE OF THUNDERSTORMS CONTINUES TO TRACK

EAST-SOUTHEASTWARD ACROSS PARTS OF KY/TN.  NUMEROUS REPORTS OF WIND

GUSTS NEAR SEVERE LIMITS HAVE BEEN RECEIVED DURING THE PAST FEW

HOURS...AND WILL LIKELY CONTINUE THROUGH DAYBREAK.  WEAKENING

INSTABILITY WITH EASTWARD EXTENT SHOULD HELP THE LINE WEAKEN LATER

THIS MORNING OVER EASTERN TN.



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

TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS.

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

VECTOR 28040.





...HART

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