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URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 375

NWS STORM PREDICTION CENTER NORMAN OK

635 PM EDT WED MAY 25 2011



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       LARGE PART OF CENTRAL AND SOUTHERN INDIANA



EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 635 PM

UNTIL 200 AM EDT.



...THIS IS A PARTICULARLY DANGEROUS SITUATION...



DESTRUCTIVE TORNADOES...LARGE HAIL TO 3 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 70 STATUTE

MILES EAST AND WEST OF A LINE FROM 30 MILES SOUTH OF BLOOMINGTON

INDIANA TO 50 MILES NORTH NORTHWEST OF MUNCIE INDIANA.  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...THIS TORNADO WATCH REPLACES TORNADO

WATCH NUMBER 368. WATCH NUMBER 368 WILL NOT BE IN EFFECT AFTER

635 PM EDT. CONTINUE...WW 370...WW 371...WW 372...WW 373...WW

374...



DISCUSSION...SUPERCELLS ARE EXPECTED TO INCREASE AND SPREAD ACROSS

THE WATCH THIS EVENING GIVEN THE VERY FAVORABLE SHEAR PROFILES

COUPLED WITH THE LARGE AMOUNT OF INSTABILITY AVAILABLE. E/W BOUNDARY

ACROSS CENTRAL IND WILL BE A FOCUS FOR ENHANCED SHEAR/CONVERGENCE.

TORNADOS POSSIBLY STRONG TO VIOLENT WILL BE A THREAT WELL INTO THE

EARLY NIGHTTIME HOURS.



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

SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

550. MEAN STORM MOTION VECTOR 24040.





...HALES

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