SEL2
SPC WW 161540
ARZ000-ILZ000-INZ000-KYZ000-MOZ000-TNZ000-162200-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 432
NWS STORM PREDICTION CENTER NORMAN OK
1040 AM CDT TUE JUN 16 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
PARTS OF NORTHEAST ARKANSAS
PARTS OF SOUTHERN ILLINOIS
PARTS OF SOUTHERN INDIANA
WESTERN KENTUCKY
PARTS OF SOUTHEAST MISSOURI
PARTS OF WESTERN AND MIDDLE TENNESSEE
EFFECTIVE THIS TUESDAY MORNING AND AFTERNOON FROM 1040 AM UNTIL
500 PM CDT.
HAIL TO 2 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 95
STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTHEAST OF
EVANSVILLE INDIANA TO 35 MILES WEST SOUTHWEST OF JACKSON
TENNESSEE. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).
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 ENTERING WRN PORTION OF WATCH
EXPECTED TO INCREASE IN INTENSITY AS AIR MASS DESTABILIZES IN
ADVANCE OF IT. WITH A STRONG 50KT REAR INFLOW JET DAMAGING WINDS
EXPECTED TO BE PRIMARY THREAT AS LINE MOVES EWD ACROSS THE WATCH.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM
MOTION VECTOR 26035.
...HALES
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