WATCHES: Severe Thunderstorm Watch Number 362

WWUS20 KWNS 251940
SEL2
SPC WW 251940
MDZ000-OHZ000-PAZ000-WVZ000-LEZ000-260400-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 362
NWS STORM PREDICTION CENTER NORMAN OK
340 PM EDT TUE JUN 25 2013

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
WESTERN MARYLAND
NORTHERN AND CENTRAL OHIO
WESTERN PENNSYLVANIA
NORTHERN WEST VIRGINIA
LAKE ERIE

* EFFECTIVE THIS TUESDAY AFTERNOON FROM 340 PM UNTIL MIDNIGHT
EDT.

* PRIMARY THREATS INCLUDE...
SEVERAL DAMAGING WIND GUSTS TO 70 MPH LIKELY
SEVERAL LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 30 MILES EAST OF
LATROBE PENNSYLVANIA TO 65 MILES NORTH NORTHWEST OF DAYTON OHIO.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU2).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 361...

DISCUSSION...STORM DEVELOPMENT IS NOW WELL UNDERWAY IN THE PRESENCE
OF MODERATE BOUNDARY LAYER INSTABILITY. CONSOLIDATING COLD POOLS
MAY CONTRIBUTE TO FURTHER UPSCALE CONVECTIVE GROWTH...AND THE
EVOLUTION OF ONE OR TWO SMALL STORM CLUSTERS ACCOMPANIED BY THE RISK
FOR DAMAGING WIND GUSTS. EAST SOUTHEASTWARD MOTION WILL BE ENHANCED
BY A BELT OF 20-30 KT WESTERLY LOWER/MID TROPOSPHERIC FLOW.

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 27030.


...KERR

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