

293 

WWUS20 KWNS 091723

SEL4

SPC WW 091723

ALZ000-KYZ000-TNZ000-092200-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 764

NWS STORM PREDICTION CENTER NORMAN OK

1225 PM CDT FRI OCT 9 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       NORTHWEST ALABAMA

       SOUTH CENTRAL INTO SOUTHEAST KENTUCKY

       MIDDLE TENNESSEE



EFFECTIVE THIS FRIDAY AFTERNOON FROM 1225 PM UNTIL 500 PM CDT.



TORNADOES...HAIL TO 1 INCH 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 40 MILES SOUTHWEST OF MUSCLE

SHOALS ALABAMA TO 50 MILES WEST NORTHWEST OF LONDON KENTUCKY.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU4).



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 762...WW 763...



DISCUSSION...POTENTIAL FOR SUPERCELLS AND SMALL BOW ECHOES WILL

INCREASE ACROSS WW THIS AFTERNOON INVOF EJECTING MID LEVEL IMPULSE

AND ASSOCIATED SWLY LLJ.  WIND DAMAGE WILL LIKELY BE PRIMARY THREAT

WITH THIS ACTIVITY...ALTHOUGH VERY STRONG SHEAR SHOULD SUPPORT

ISOLATED TORNADO POTENTIAL AS WELL.



AVIATION...TORNADOES AND 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 24040.





...EVANS

