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146 

WWUS20 KWNS 211925

SEL0

SPC WW 211925

DCZ000-DEZ000-MDZ000-NJZ000-PAZ000-VAZ000-CWZ000-220200-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 610

NWS Storm Prediction Center Norman OK

325 PM EDT Wed Aug 21 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  District Of Columbia

  Delaware

  Eastern Maryland

  New Jersey

  Eastern Pennsylvania

  Northern Virginia

  Coastal Waters



* Effective this Wednesday afternoon and evening from 325 PM

  until 1000 PM EDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Isolated large hail events to 1.5 inches in diameter possible



SUMMARY...Thunderstorms will continue to develop and intensify,

initially along and west of the I-95 corridor this afternoon. The

strongest of these storms will be capable of damaging winds and

possibly severe hail as they spread east-northeastward through early

evening.



The severe thunderstorm watch area is approximately along and 75

statute miles east and west of a line from 35 miles northeast of

Allentown PA to 25 miles southeast of Washington DC. 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 609...



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

25020.



...Guyer

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