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WWUS20 KWNS 011732

SEL9

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DCZ000-DEZ000-MDZ000-NJZ000-PAZ000-VAZ000-CWZ000-020100-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 389

NWS Storm Prediction Center Norman OK

135 PM EDT Sat Jul 1 2017



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  District Of Columbia

  Northern Delaware

  Central and eastern Maryland

  Northwest New Jersey

  Eastern Pennsylvania

  Northern Virginia

  Coastal Waters



* Effective this Saturday afternoon and evening from 135 PM until

  900 PM EDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible



SUMMARY...Clusters and lines of storms will move northeast across

the region this afternoon with strong to locally severe wind gusts

possible.



The severe thunderstorm watch area is approximately along and 90

statute miles east and west of a line from 15 miles east northeast

of Wilkesbarre PA to 35 miles west southwest of Washington DC. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU9).



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 388...



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

23030.



...Grams

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