#67 Postby Dave » Thu Feb 24, 2011 6:35 pm
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 15
NWS STORM PREDICTION CENTER NORMAN OK
520 PM CST THU FEB 24 2011
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
WESTERN KENTUCKY
SOUTHEAST MISSOURI
EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 520 PM UNTIL
1000 PM CST.
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 25 STATUTE
MILES NORTH AND SOUTH OF A LINE FROM 80 MILES WEST SOUTHWEST OF
PADUCAH KENTUCKY TO 105 MILES EAST OF PADUCAH KENTUCKY. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU5).
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 13...WW 14...
DISCUSSION...FAST-MOVING LINE OF THUNDERSTORMS OVER AR WILL TRACK
NORTHEASTWARD ALONG SURFACE WARM FRONT INTO WESTERN KY DURING THE
NEXT FEW HOURS. DESPITE MARGINAL INSTABILITY...STRONG SURFACE
PRESSURE FALLS AND FAVORABLE LOW LEVEL VERTICAL SHEAR SUGGEST AN
INCREASING RISK OF SUPERCELL/BOW ECHO STRUCTURES CAPABLE OF DAMAGING
WINDS AND ISOLATED TORNADOES.
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 450.
MEAN STORM MOTION VECTOR 25045.
...HART
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