

637 

WWUS20 KWNS 102345

SEL2

SPC WW 102345

KYZ000-OHZ000-VAZ000-WVZ000-110500-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 272

NWS STORM PREDICTION CENTER NORMAN OK

745 PM EDT TUE MAY 10 2011



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       EASTERN KENTUCKY

       SOUTHEAST OHIO

       EXTREME SOUTHWEST VIRGINIA

       WESTERN AND CENTRAL WEST VIRGINIA



EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 745 PM

UNTIL 100 AM EDT.



HAIL TO 2 INCHES 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 90

STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTH OF

HUNTINGTON WEST VIRGINIA TO 35 MILES SOUTHWEST OF BLUEFIELD WEST

VIRGINIA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).



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 268...WW 269...WW

270...WW 271...



DISCUSSION...LARGE CLUSTER OF INTENSE THUNDERSTORMS OVER SOUTHERN

OH/EASTERN KY/WESTERN WV WILL LIKELY REMAIN STRONG FOR A FEW MORE

HOURS.  ACTIVITY SHOULD DEVELOP SOUTH-SOUTHEASTWARD ACROSS WATCH

AREA THROUGH THE EVENING WITH A CONTINUED RISK OF LARGE HAIL AND

DAMAGING WINDS.



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

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 29025.





...HART

