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698 

WWUS20 KWNS 011536

SEL6

SPC WW 011536

DCZ000-MDZ000-NCZ000-PAZ000-VAZ000-WVZ000-CWZ000-012200-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 56

NWS Storm Prediction Center Norman OK

1035 AM EST Wed Mar 1 2017



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  District Of Columbia

  Western and Central Maryland

  Northwest North Carolina

  Southeast Pennsylvania

  Western and Northern Virginia

  Eastern West Virginia Panhandle

  Coastal Waters



* Effective this Wednesday morning and afternoon from 1035 AM

  until 500 PM EST.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph likely

  Isolated large hail events to 1.5 inches in diameter possible

  A tornado or two possible



SUMMARY...A line of severe thunderstorms over WV and eastern KY will

track eastward across the watch area this morning and early

afternoon.  Damaging winds along the leading edge of the storms

appears to be the main threat, although an isolated tornado or two

is possible.



The severe thunderstorm watch area is approximately along and 70

statute miles east and west of a line from 25 miles north of

Hagerstown MD to 65 miles south of Dublin VA. 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 53...WW 54...WW 55...



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 450. Mean storm motion vector

27040.



...Hart

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