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464 

WWUS20 KWNS 261923

SEL7

SPC WW 261923

NEZ000-SDZ000-WYZ000-270300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 207

NWS Storm Prediction Center Norman OK

125 PM MDT Wed May 26 2021



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Western Nebraska

  Southwest South Dakota

  Eastern Wyoming



* Effective this Wednesday afternoon and evening from 125 PM

  until 900 PM MDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 2.5

    inches in diameter likely

  Scattered damaging winds likely with isolated significant gusts

    to 80 mph possible

  A tornado or two possible



SUMMARY...Thunderstorms are expected to develop and intensity this

afternoon over eastern Wyoming and spread eastward across the watch.

 Very large hail and damaging winds are expected with the most

intense cells.  An isolated tornado or two are also possible.



The severe thunderstorm watch area is approximately along and 95

statute miles east and west of a line from 80 miles northwest of

Chadron NE to 20 miles east southeast of Sidney NE. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU7).



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 205...WW 206...



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

2.5 inches. Extreme turbulence and surface wind gusts to 70 knots. A

few cumulonimbi with maximum tops to 500. Mean storm motion vector

27035.



...Hart

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