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000 

WWUS20 KWNS 031833

SEL2

SPC WW 031833

INZ000-KYZ000-OHZ000-LEZ000-040200-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 112

NWS STORM PREDICTION CENTER NORMAN OK

235 PM EDT TUE APR 3 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       MUCH OF INDIANA

       PARTS OF NORTHERN KENTUCKY

       MUCH OF WESTERN OHIO

       LAKE ERIE



EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 235 PM UNTIL

1000 PM EDT.



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 80

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 45 MILES NORTH OF

EVANSVILLE INDIANA TO 45 MILES SOUTHEAST OF FINDLAY OHIO.  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.



OTHER WATCH INFORMATION...CONTINUE...WW 109...WW 110...WW 111...



DISCUSSION...SEVERE THUNDERSTORMS CONTINUE TO DEVELOP EWD ACROSS

IND.  WITH AIR MASS BECOMING UNSTABLE ALONG WITH STEEP LAPSE RATES

...STORMS WILL CONTINUE TO BECOME MORE NUMEROUS AND DEVELOP INTO WRN

OH THRU THE AFTERNOON.



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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