URGENT – IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 674
NWS Storm Prediction Center Norman OK
310 PM EDT Fri Sep 8 2023
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
District Of Columbia
Southern New York
Eastern and South-Central Pennsylvania
Eastern West Virginia
* Effective this Friday afternoon and evening from 310 PM until
1100 PM EDT.
* Primary threats include…
Scattered damaging wind gusts to 65 mph likely
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY…Multiple corridors of storms will continue to increase and
intensify through late afternoon/early evening, including
near-coastal areas and the I-95 corridor as well as near the
mountains/Blue Ridge. Damaging winds can be expected regionally
along with some hail.
The severe thunderstorm watch area is approximately along and 105
statute miles east and west of a line from 50 miles east northeast
of Wilkesbarre PA to 25 miles east of Staunton VA. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU4).
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
1.5 inches. Extreme turbulence and surface wind gusts to 55 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector