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047 

WWUS20 KWNS 022228

SEL1

SPC WW 022228

INZ000-KYZ000-OHZ000-030400-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 111

NWS STORM PREDICTION CENTER NORMAN OK

625 PM EDT THU APR 2 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       SOUTHERN INDIANA

       CENTRAL AND EASTERN KENTUCKY

       SOUTHWEST OHIO



EFFECTIVE THIS THURSDAY NIGHT FROM 625 PM UNTIL MIDNIGHT 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 60 STATUTE

MILES EAST AND WEST OF A LINE FROM 40 MILES EAST NORTHEAST OF

BLOOMINGTON INDIANA TO 55 MILES WEST SOUTHWEST OF LONDON

KENTUCKY.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).



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 107...WW 108...WW

109...WW 110...



DISCUSSION...NNW-SSE BAND OF STRONG TO SVR STORMS FROM NEAR EVV TO

NEAR BWG EXPECTED TO CONTINUE ENE...WHILE EMBEDDED SUSTAINED

STORMS/POSSIBLE SUPERCELLS MOVE NNE WITHIN IT.  GRADUALLY INCREASING

SHEAR AND UVV AS ARKANSAS UPR VORT TURNS ENEWD LATER THIS EVE MAY

SUPPORT A CONTINUED RISK FOR ISOLD TORNADOES AND MARGINALLY SVR

HAIL...DESPITE ONSET OF LOW LVL DIURNAL COOLING.



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

450. MEAN STORM MOTION VECTOR 21035.





...CORFIDI

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