WW 260 SEVERE TSTM DE MD NJ PA CW 161405Z – 162100Z
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 260
NWS Storm Prediction Center Norman OK
1005 AM EDT Fri May 16 2025
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Delaware
Far Eastern Maryland
New Jersey
Far Eastern Pennsylvania
Coastal Waters
* Effective this Friday morning and afternoon from 1005 AM until
500 PM EDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Thunderstorms continue to strengthen as they move into
more of eastern PA and eastern MD. Destabilization is expected
downstream, with the resulting combination of instability and shear
supportive of supercells capable of large hail and damaging gusts.
The severe thunderstorm watch area is approximately along and 55
statute miles east and west of a line from 15 miles northwest of
Trenton NJ to 45 miles south of Dover DE. For a complete depiction
of the watch see the associated watch outline update (WOUS64 KWNS
WOU0).
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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 259...
AVIATION...A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
27035.
...Mosier