926
WWUS20 KWNS 012031
SEL8
SPC WW 012031
DEZ000-MDZ000-NJZ000-NYZ000-PAZ000-CWZ000-020400-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 638
NWS STORM PREDICTION CENTER NORMAN OK
435 PM EDT TUE SEP 1 2026
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
DELAWARE
NORTHEAST MARYLAND
NEW JERSEY
SOUTHERN NEW YORK
CENTRAL AND EASTERN PENNSYLVANIA
COASTAL WATERS
* EFFECTIVE THIS TUESDAY AFTERNOON FROM 435 PM UNTIL MIDNIGHT
EDT.
* PRIMARY THREATS INCLUDE...
SCATTERED DAMAGING WIND GUSTS TO 70 MPH LIKELY
SCATTERED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE
A TORNADO OR TWO POSSIBLE
SUMMARY...SUPERCELL THUNDERSTORMS SHOULD POSE A THREAT FOR LARGE
HAIL THIS AFTERNOON AS THEY TRACK EAST-SOUTHEASTWARD ACROSS THE
NORTHERN MID-ATLANTIC. THE THREAT FOR SCATTERED SEVERE/DAMAGING
WINDS SHOULD INCREASE THIS EVENING AS ONE OR MORE CLUSTERS DEVELOPS.
A TORNADO OR TWO MAY ALSO OCCUR WITH ANY SUSTAINED SUPERCELL.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 80
STATUTE MILES EAST AND WEST OF A LINE FROM 50 MILES NORTH NORTHWEST
OF WILKESBARRE PA TO 35 MILES EAST SOUTHEAST OF DOVER DE. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU8).
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.
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
31025.
...GLEASON
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