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000 

WWUS20 KWNS 261828

SEL1

SPC WW 261828

INZ000-KYZ000-MIZ000-OHZ000-LMZ000-270200-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 191

NWS STORM PREDICTION CENTER NORMAN OK

230 PM EDT THU APR 26 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       NORTHERN AND EASTERN INDIANA

       NORTHEASTERN KENTUCKY

       SOUTHERN LOWER MICHIGAN

       WESTERN AND CENTRAL OHIO

       LAKE MICHIGAN



EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 230 PM UNTIL

1000 PM EDT.



TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 60 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 85 STATUTE

MILES EAST AND WEST OF A LINE FROM 70 MILES WEST NORTHWEST OF

TOLEDO OHIO TO 60 MILES EAST SOUTHEAST OF CINCINNATI OHIO.  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.



DISCUSSION...TSTMS/POSSIBLE SUPERCELLS EXPECTED TO INCREASE IN

COVERAGE/INTENSITY ALONG NW/SE AXIS OF DEEP ASCENT LIFTING NEWD

ACROSS CNTRL PARTS OF IND/KY.  HEATING AHEAD OF STORMS...COOL MID

LEVEL TEMPERATURES AND MODERATE DEEP SWLY SHEAR SUGGEST POTENTIAL

FOR SUSTAINED STORMS WITH HAIL AND...ESPECIALLY INVOF WARM FRONT IN

NRN PART OF WW...ISOLATED TORNADOES.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 50 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

450. MEAN STORM MOTION VECTOR 22030.





...CORFIDI

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