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WWUS20 KWNS 231921

SEL2

SPC WW 231921

MDZ000-NCZ000-VAZ000-CWZ000-240200-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 612

NWS Storm Prediction Center Norman OK

320 PM EDT Fri Aug 23 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Extreme southeastern Maryland

  Northern North Carolina

  South central and southeastern Virginia

  Coastal Waters



* Effective this Friday afternoon and evening from 320 PM until

  1000 PM EDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Isolated large hail events to 1 inch in diameter possible



SUMMARY...Thunderstorms are expected to increase in coverage and

intensity the next few hours along and south of a cold front that

will move across Virginia into North Carolina by late this evening.

Multicell clusters and line segments will be the primary storm

modes, with an attendant threat for damaging winds.



The severe thunderstorm watch area is approximately along and 50

statute miles north and south of a line from 35 miles northwest of

Greensboro NC to 35 miles east northeast of Norfolk VA. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU2).



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 inch. Extreme turbulence and surface wind gusts to 60 knots. A few

cumulonimbi with maximum tops to 500. Mean storm motion vector

29030.



...Thompson

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