URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 57
NWS STORM PREDICTION CENTER NORMAN OK
415 PM EDT WED MAR 23 2011
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
DISTRICT OF COLUMBIA
NORTHERN MARYLAND
SOUTH CENTRAL PENNSYLVANIA
NORTHERN VIRGINIA
EASTERN WEST VIRGINIA
EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 415 PM UNTIL
1100 PM 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 60
STATUTE MILES EAST AND WEST OF A LINE FROM 40 MILES NORTHWEST OF
HARRISBURG PENNSYLVANIA TO 20 MILES SOUTH OF STAUNTON VIRGINIA.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU7).
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.
DISCUSSION...CLUSTERS OF TSTMS WILL CONTINUE TO RACE EASTWARD INTO
SOUTHERN PA AND PORTIONS OF MD/VA THROUGH EARLY EVENING. ELEVATED
SEVERE HAIL WILL BE THE PRIMARY CONCERN ACROSS SOUTH CENTRAL
PA...WITH A CONCERN FOR SEVERE HAIL/WINDS ACROSS PORTIONS OF VA/MD.
-NWS
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