SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 543
NWS STORM PREDICTION CENTER NORMAN OK
1140 AM EDT SUN SEP 25 2022
SEVERE THUNDERSTORM WATCH 543 IS IN EFFECT UNTIL 700 PM EDT
FOR THE FOLLOWING LOCATIONS
VIRGINIA COUNTIES INCLUDED ARE
ALBEMARLE ARLINGTON AUGUSTA
CLARKE CULPEPER FAIRFAX
FAUQUIER FREDERICK GREENE
HIGHLAND KING GEORGE LOUDOUN
MADISON NELSON ORANGE
PAGE PRINCE WILLIAM RAPPAHANNOCK
ROCKINGHAM SHENANDOAH SPOTSYLVANIA
STAFFORD WARREN
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA CHARLOTTESVILLE FAIRFAX
FALLS CHURCH FREDERICKSBURG HARRISONBURG
MANASSAS MANASSAS PARK
URGENT – IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 543
NWS Storm Prediction Center Norman OK
1140 AM EDT Sun Sep 25 2022
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
District Of Columbia
Maryland
South central Pennsylvania
Northern Virginia
The eastern West Virginia Panhandle
Coastal Waters
* Effective this Sunday morning and evening from 1140 AM until
700 PM EDT.
* Primary threats include…
Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible
A tornado or two possible
SUMMARY…Scattered thunderstorms will likely persist through the
afternoon, with some additional storm development expected. The
storm environment favors a mix of supercells and line segments with
attendant threats of damaging winds and large hail. An isolated
tornado or two may also occur.
The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 15 miles north northwest
of Harrisburg PA to 40 miles east of Staunton VA. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU3).
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 450. Mean storm motion vector
27045.
…Thompson
