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WWUS20 KWNS 272204

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URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 372

NWS Storm Prediction Center Norman OK

505 PM CDT Tue Jun 27 2017



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Central and Western Nebraska

  Southwest South Dakota



* Effective this Tuesday afternoon and evening from 505 PM until

  1100 PM CDT.



* Primary threats include...

  Scattered damaging winds likely with isolated significant gusts

    to 75 mph possible

  Scattered large hail and isolated very large hail events to 2.5

    inches in diameter possible



SUMMARY...Thunderstorms currently over eastern Wyoming and the

Nebraska Panhandle will track eastward across the watch this

evening.  Locally damaging wind gusts and large hail will be

possible.



The severe thunderstorm watch area is approximately along and 90

statute miles east and west of a line from 45 miles south of North

Platte NE to 95 miles north northeast of Chadron NE. 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

2.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A

few cumulonimbi with maximum tops to 450. Mean storm motion vector

27030.



...Hart

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