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WWUS20 KWNS 061736

SEL3

SPC WW 061736

DCZ000-DEZ000-MDZ000-NJZ000-PAZ000-VAZ000-CWZ000-070300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 333

NWS Storm Prediction Center Norman OK

135 PM EDT Mon Jul 6 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  District Of Columbia

  Delaware

  Maryland

  New Jersey

  Eastern Pennsylvania

  Northern Virginia

  Coastal Waters



* Effective this Monday afternoon and evening from 135 PM until

  1100 PM EDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph likely

  Isolated large hail events to 1.5 inches in diameter possible



SUMMARY...Strong to severe thunderstorms will develop this afternoon

within multiple corridors, initially across eastern Pennsylvania and

New Jersey, and south-southwestward near the mountains/Blue Ridge of

Virginia. Further storm development will occur eastward/southward

through late afternoon and early/mid-evening, including other parts

of northern/eastern Virginia and the Delmarva vicinity. Severe hail

will be possible, but damaging winds should be the primary hazard

within a hot/very unstable environment.



The severe thunderstorm watch area is approximately along and 85

statute miles east and west of a line from 30 miles north northeast

of Allentown PA to 60 miles southwest of Patuxent River MD. 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 550. Mean storm motion vector

29020.



...Guyer

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