SPC Severe Thunderstorm Watch 677

SPC Severe Thunderstorm Watch 677

WW 677 SEVERE TSTM DC MD NJ NY PA VA WV CW 092025Z – 100300Z

Severe Thunderstorm Watch Number 677
NWS Storm Prediction Center Norman OK
425 PM EDT Sat Sep 9 2023

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
District Of Columbia
New Jersey
Southern New York
Central and Eastern Pennsylvania
Northern Virginia
Far Eastern West Virginia
Coastal Waters

* Effective this Saturday afternoon and evening from 425 PM until
1100 PM EDT.

* Primary threats include…
Scattered damaging wind gusts to 65 mph possible
Isolated large hail events to 1 inch in diameter possible

SUMMARY…Scattered strong to severe thunderstorms will continue
across the region through early/mid-evening, with locally damaging
winds and some hail occurring.

The severe thunderstorm watch area is approximately along and 90
statute miles east and west of a line from 20 miles east of
Binghamton NY to 10 miles east southeast of Washington DC. 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



AVIATION…A few severe thunderstorms with hail surface and aloft to
1 inch. Extreme turbulence and surface wind gusts to 55 knots. A few
cumulonimbi with maximum tops to 550. Mean storm motion vector


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