

199 

WWUS20 KWNS 232039

SEL8

SPC WW 232039

KYZ000-OHZ000-WVZ000-240100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 188...RESENT

NWS STORM PREDICTION CENTER NORMAN OK

440 PM EDT SAT APR 23 2011



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       EXTREME EASTERN KENTUCKY

       SOUTHERN OHIO

       WESTERN AND CENTRAL WEST VIRGINIA



EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 440 PM UNTIL

900 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 40

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES WEST

NORTHWEST OF HUNTINGTON WEST VIRGINIA TO 65 MILES EAST SOUTHEAST

OF PARKERSBURG WEST VIRGINIA.  FOR A COMPLETE DEPICTION OF THE

WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).



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 186...WW 187...



DISCUSSION...A CLUSTER OF INTENSE THUNDERSTORMS OVER SOUTH CENTRAL

OH WILL TRACK EASTWARD ACROSS THE WATCH AREA THIS AFTERNOON.

DESPITE RATHER WEAK INSTABILITY...STRONG WESTERLY WINDS ALOFT AND

MESOSCALE ORGANIZATION OF CONVECTION SUGGEST A THREAT OF LOCALLY

DAMAGING WINDS AND PERHAPS HAIL.



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 26040.





...HART



856 

WWUS20 KWNS 232039

SEL8

SPC WW 232039

KYZ000-OHZ000-WVZ000-240100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 188

NWS STORM PREDICTION CENTER NORMAN OK

440 PM EDT SAT APR 23 2011



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       EXTREME EASTERN KENTUCKY

       SOUTHERN OHIO

       WESTERN AND CENTRAL WEST VIRGINIA



EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 440 PM UNTIL

900 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 40

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES WEST

NORTHWEST OF HUNTINGTON WEST VIRGINIA TO 65 MILES EAST SOUTHEAST

OF PARKERSBURG WEST VIRGINIA.  FOR A COMPLETE DEPICTION OF THE

WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).



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 186...WW 187...



DISCUSSION...A CLUSTER OF INTENSE THUNDERSTORMS OVER SOUTH CENTRAL

OH WILL TRACK EASTWARD ACROSS THE WATCH AREA THIS AFTERNOON.

DESPITE RATHER WEAK INSTABILITY...STRONG WESTERLY WINDS ALOFT AND

MESOSCALE ORGANIZATION OF CONVECTION SUGGEST A THREAT OF LOCALLY

DAMAGING WINDS AND PERHAPS HAIL.



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 26040.





...HART

