513
WWUS20 KWNS 162035
SEL6
SPC WW 162035
DEZ000-MDZ000-NJZ000-PAZ000-CWZ000-170400-

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 266
NWS Storm Prediction Center Norman OK
435 PM EDT Fri May 16 2025

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
  Delaware
  Far Eastern Maryland
  Central and Southern New Jersey
  Far Southeastern Pennsylvania
  Coastal Waters

* Effective this Friday afternoon from 435 PM until Midnight EDT.

* Primary threats include...
  Scattered damaging wind gusts to 70 mph possible
  Isolated large hail events to 1.5 inches in diameter possible

SUMMARY...Ongoing cluster of storms upstream across south-central PA
and central MD is expected to continue eastward into the moderately
buoyant and sheared airmass from far eastern MD and far southeastern
PA into southern NJ and DE. Some of the stronger storms could
produce large hail and/or damaging gusts.

The severe thunderstorm watch area is approximately along and 50
statute miles east and west of a line from 15 miles west northwest
of Trenton NJ to 30 miles south southeast of Dover DE. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU6).

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 261...WW 262...WW
263...WW 264...WW 265...

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
25035.

...Mosier