

000 

WWUS20 KWNS 111726

SEL7

SPC WW 111726

KYZ000-112200-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 197

NWS STORM PREDICTION CENTER NORMAN OK

130 PM EDT FRI APR 11 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       SOUTH CENTRAL INTO SOUTHEAST KENTUCKY



EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 130 PM UNTIL 600

PM EDT.



TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE

MILES EAST AND WEST OF A LINE FROM 35 MILES NORTHWEST OF JACKSON

KENTUCKY TO 45 MILES SOUTHWEST OF LONDON KENTUCKY.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU7).



REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR

TORNADOES AND 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.



OTHER WATCH INFORMATION...CONTINUE...WW 195...WW 196...



DISCUSSION...SUPERCELLS IN TN WILL SPREAD ENEWD INTO KY AS THE LOW

LEVELS DESTABILIZE IN THE WAKE OF MORNING CONVECTION.

MEANWHILE...VERTICAL SHEAR WILL REMAIN STRONG OVER THIS

AREA...SUPPORTING A THREAT FOR A COUPLE OF TORNADOES...IN ADDITION

TO LARGE HAIL/DAMAGING WINDS.



AVIATION...TORNADOES AND 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 24045.





...THOMPSON

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