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WWUS20 KWNS 252222

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URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 318

NWS Storm Prediction Center Norman OK

525 PM CDT Fri Jun 25 2021



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Western to north-central Oklahoma



* Effective this Friday afternoon from 525 PM until Midnight CDT.



* Primary threats include...

  Scattered damaging winds and isolated significant gusts to 75

    mph possible

  Isolated very large hail events to 2 inches in diameter possible



SUMMARY...Multiple, slow-moving clusters should eventually

consolidate into a broader QLCS this evening and spread

east-northeast across western to north-central Oklahoma.



The severe thunderstorm watch area is approximately along and 60

statute miles east and west of a line from 30 miles northeast of

Alva OK to 5 miles west southwest of Altus OK. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU8).



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 314...WW 315...WW

316...WW 317...



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

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

few cumulonimbi with maximum tops to 550. Mean storm motion vector

25025.



...Grams

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