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WWUS20 KWNS 230032

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ARZ000-OKZ000-230700-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 206

NWS Storm Prediction Center Norman OK

735 PM CDT Fri May 22 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Parts of west central and central Arkansas

  East central and southeast Oklahoma



* Effective this Friday night and Saturday morning from 735 PM

  until 200 AM CDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 2.5

    inches in diameter possible

  Scattered damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Scattered thunderstorm development is underway along a

residual outflow boundary near and just south of Interstate 40, and

storms will likely persist along this corridor into the early

morning hours.  The storm environment favors supercells capable of

producing isolated very large hail and damaging winds.  There will

also be some threat for a tornado or two with the most intense

supercells the next few hours.



The severe thunderstorm watch area is approximately along and 45

statute miles north and south of a line from 10 miles west southwest

of Mcalester OK to 15 miles north northeast of Little Rock AR. 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 204...WW 205...



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

2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A

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

27025.



...Thompson

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