WWUS20 KWNS 261926 SEL4 SPC WW 261926 INZ000-KYZ000-OHZ000-WVZ000-270400- URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 374 NWS STORM PREDICTION CENTER NORMAN OK 325 PM EDT WED JUN 26 2013 THE NWS STORM PREDICTION CENTER HAS ISSUED A * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF SOUTHEASTERN INDIANA EASTERN KENTUCKY SOUTHWESTERN AND CENTRAL OHIO WESTERN WEST VIRGINIA * EFFECTIVE THIS WEDNESDAY AFTERNOON FROM 325 PM UNTIL MIDNIGHT EDT. * PRIMARY THREATS INCLUDE... NUMEROUS DAMAGING WIND GUSTS TO 70 MPH EXPECTED SEVERAL LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE A FEW TORNADOES POSSIBLE THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE MILES EAST AND WEST OF A LINE FROM 35 MILES EAST NORTHEAST OF DAYTON OHIO TO 35 MILES SOUTH SOUTHEAST OF LONDON KENTUCKY. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4). PRECAUTIONARY/PREPAREDNESS ACTIONS... 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 372...WW 373... DISCUSSION...A SEVERE MESOSCALE CONVECTIVE SYSTEM...NOW IN ITS FORMATIVE STAGES TO THE NORTHWEST OF LOUISVILLE...APPEARS LIKELY TO GROW UPSCALE...WITH DEVELOPMENT SOUTHWARD THROUGH WESTERN AND CENTRAL KENTUCKY...AND EASTWARD TOWARD THE CENTRAL APPALACHIANS LATE THIS AFTERNOON AND EVENING. CONSOLIDATING AND DEEPENING OF COLD POOLS...ACCOMPANIED BY THE DEVELOPMENT OF A REAR INFLOW JET...LIKELY WILL BE ACCOMPANIED BY INCREASINGLY WIDESPREAD POTENTIALLY DAMAGING WIND GUSTS ACROSS EASTERN KENTUCKY AND SOUTHWEST THROUGH CENTRAL OHIO AS CONVECTION PROPAGATES EASTWARD. AVIATION...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 500. MEAN STORM MOTION VECTOR 27035. ...KERR