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KYZ000-VAZ000-WVZ000-270600-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 529

NWS STORM PREDICTION CENTER NORMAN OK

630 PM EDT THU JUL 26 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       EASTERN KENTUCKY

       FAR WESTERN VIRGINIA

       SOUTHWEST WEST VIRGINIA



EFFECTIVE THIS THURSDAY NIGHT AND FRIDAY MORNING FROM 630 PM

UNTIL 200 AM EDT.



HAIL TO 1.5 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 50

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

OF LEXINGTON KENTUCKY TO 50 MILES EAST OF HUNTINGTON WEST

VIRGINIA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).



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 524...WW 525...WW

526...WW 527...WW 528...



DISCUSSION...EXPANSIVE QLCS ONGOING OVER THE OH VALLEY IS EXPECTED

TO PROGRESS SEWD ACROSS THE WATCH AREA THIS EVENING.  INFLOW AIR

MASS IS HOT AND MOIST WITH MLCAPE OF 2000-3000 J/KG...SUPPORTIVE OF

VIGOROUS UPDRAFT GROWTH ON LEADING EDGE OF SYSTEM COLD POOL.

DAMAGING WINDS WILL BE THE PRIMARY HAZARD WITH THESE STORMS.



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 29030.





...MEAD

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