

000 

WWUS20 KWNS 132228

SEL5

SPC WW 132228

KYZ000-OHZ000-WVZ000-140300-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 395

NWS STORM PREDICTION CENTER NORMAN OK

625 PM EDT WED JUN 13 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       NORTHERN KENTUCKY

       SOUTHERN AND EASTERN OHIO

       WESTERN WEST VIRGINIA



EFFECTIVE THIS WEDNESDAY EVENING FROM 625 PM UNTIL 1100 PM EDT.



HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 45 MILES SOUTHEAST

OF PARKERSBURG WEST VIRGINIA TO 30 MILES WEST SOUTHWEST OF DAYTON

OHIO.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED

WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).



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 391...WW 392...WW

393...WW 394...



DISCUSSION...DEEP NNE LOW TO MID LEVEL FLOW...COUPLED WITH AXIS OF

LOW LEVEL HEATING ORIENTED ROUGHLY W-E ACROSS CNTRL/SRN

OH...EXPECTED TO SUPPORT CONTINUED WSW PROPAGATION OF ERN OH/WRN PA

SQLN THIS EVENING.  FAIRLY LARGE TEMPERATURE-DEWPOINT SPREADS

SUGGEST POTENTIAL FOR SCTD DAMAGING DOWNDRAFTS.  OTHER STRONG PULSE

STORMS MAY DEVELOP W FROM THE WRN SLOPES OF THE WV MOUNTAINS.  IN

TIME THESE MAY MERGE WITH THE SQLN...AUGMENTING LOCAL HIGH WIND

THREAT.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS.

A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION

VECTOR 04020.





...CORFIDI

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