007
WWUS9 KMKC 241230
SEL1
MKC WW 241230
PAZ000-NYZ000-LEZ000-241800-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 791
STORM PREDICTION CENTER NORMAN OK
830 AM EDT MON AUG 24 1998

THE STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

WESTERN AND CENTRAL PENNSYLVANIA
SOUTHWESTERN NEW YORK
LAKE ERIE

EFFECTIVE THIS MONDAY MORNING AND AFTERNOON FROM 900 AM UNTIL 200
PM EDT.

HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 95 STATUTE MILES
NORTH AND SOUTH OF A LINE FROM 40 MILES NORTH NORTHWEST OF
PITTSBURGH PENNSYLVANIA TO 60 MILES EAST NORTHEAST OF PHILIPSBURG
PENNSYLVANIA.

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.

OTHER WATCH INFORMATION... CONTINUE...WW 788...WW 789...

DISCUSSION...POTENTIAL FOR BOWS WITH DAMIGING WINDS AND SOME HAIL
THIS MORNING ACROSS THE LOWER GREAT LAKES REGION AS 50+ KT MID
LEVEL SPEED MAX CONTINUES EWD OVER REGION OF INCREASING SURFACE-
BASED INSTABILITY.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 480. MEAN STORM
MOTION VECTOR 27040.

...CORFIDI

;422,0803 422,0765 394,0765 393,0803;