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659 

WWUS20 KWNS 131436

SEL6

SPC WW 131436

NCZ000-CWZ000-132000-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 166

NWS Storm Prediction Center Norman OK

1040 AM EDT Mon May 13 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Eastern North Carolina

  Coastal Waters



* Effective this Monday morning and afternoon from 1040 AM until

  400 PM EDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 2

    inches in diameter possible

  Isolated damaging wind gusts to 60 mph possible

  A tornado or two possible



SUMMARY...A pair of discrete supercells will likely persist east

along and north of a slowly southward-sagging cold front. Large hail

will be the primary threat, but a tornado and locally damaging winds

are also possible immediately on the cool side of the front.



The severe thunderstorm watch area is approximately along and 35

statute miles north and south of a line from 30 miles west southwest

of Rocky Mount NC to 25 miles north of Cape Hatteras NC. 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.



&&



AVIATION...A few severe thunderstorms with hail surface and aloft to

2 inches. Extreme turbulence and surface wind gusts to 50 knots. A

few cumulonimbi with maximum tops to 400. Mean storm motion vector

25025.



...Grams

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