

000 

WWUS20 KWNS 281731

SEL0

SPC WW 281731

INZ000-KYZ000-OHZ000-VAZ000-WVZ000-290100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 630

NWS STORM PREDICTION CENTER NORMAN OK

135 PM EDT SAT JUN 28 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       PARTS OF SOUTHERN INDIANA

       MUCH OF CENTRAL AND EASTERN KENTUCKY

       SMALL PART OF SOUTHERN OHIO

       PARTS OF WESTERN VIRGINIA

       A LARGE PART OF WEST VIRGINIA



EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 135 PM UNTIL

900 PM EDT.



HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80

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



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 60 MILES NORTH

NORTHEAST OF WHITE SULPHUR SPRINGS WEST VIRGINIA TO 30 MILES

NORTH OF BOWLING GREEN KENTUCKY.  FOR A COMPLETE DEPICTION OF THE

WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).



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 628...WW 629...



DISCUSSION...THUNDERSTORMS WILL INCREASE IN NUMBER AND INTENSITY

ACROSS WATCH AREA. WITH 30KT OF STEERING FLOW AND MLCAPES TO 2500

J/KG...DAMAGING WINDS WILL BECOME INCREASINGLY LIKELY AS STORMS

DEVELOP INTO SHORT LINE SEGMENTS/BOWS THRU THE AFTERNOON.  POSSIBLE

SIGNIFICANT WINDS GUSTS IN STRONGER STORMS.



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

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM

MOTION VECTOR 26030.





...HALES

