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URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 58

NWS STORM PREDICTION CENTER NORMAN OK

105 PM EST FRI MAR 2 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       CENTRAL AND SOUTHERN INDIANA

       CENTRAL AND EASTERN KENTUCKY

       SOUTHWEST OHIO



EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 105 PM UNTIL 900

PM EST.



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



DESTRUCTIVE TORNADOES...LARGE HAIL TO 2.5 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 105 STATUTE

MILES EAST AND WEST OF A LINE FROM 25 MILES NORTH NORTHEAST OF

DAYTON OHIO TO 30 MILES SOUTHEAST OF BOWLING GREEN KENTUCKY.  FOR

A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU8).



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 56...WW 57...



DISCUSSION...SUPERCELLS DEVELOPING OVER SRN IL AND SERN MO ARE

EXPECTED TO SPREAD RAPIDLY ENEWD ACROSS THE WATCH AREA THIS

AFTERNOON INTO EVENING WITHIN EXPANDING WARM SECTOR ATTENDANT TO

STRONG EXTRATROPICAL CYCLONE.  THE COMBINATION OF A MOIST AND

MODERATELY UNSTABLE BOUNDARY LAYER AND VERY STRONG LOW- AND

DEEP-LAYER SHEAR WILL SUPPORT INTENSE AND LONG-LIVED SUPERCELLS

CAPABLE OF LONG-TRACKED...SIGNIFICANT TORNADOES.  LARGE HAIL AND

DAMAGING WIND GUSTS ARE ALSO LIKELY.



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

SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE

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

500. MEAN STORM MOTION VECTOR 25045.





...MEAD

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