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797 

WWUS20 KWNS 300557

SEL5

SPC WW 300557

ARZ000-MOZ000-OKZ000-301300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 35

NWS Storm Prediction Center Norman OK

1255 AM CDT Sat Mar 30 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Northwest Arkansas

  Southwest Missouri

  Central and northeast Oklahoma



* Effective this Saturday morning from 1255 AM until 800 AM CDT.



* 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



SUMMARY...Elevated thunderstorms are forming across northwest

Oklahoma and the storms should increase in coverage and intensity

through the early morning hours.  Large hail will be the primary

severe threat with the initial storms across central Oklahoma,

though isolated damaging gusts will become possible later and

farther east across extreme northeast Oklahoma, northwest Arkansas

and southwest Missouri.



The severe thunderstorm watch area is approximately along and 60

statute miles north and south of a line from 60 miles northwest of

Fort Sill OK to 40 miles east northeast of Fayetteville AR. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU5).



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 500. Mean storm motion vector

26040.



...Thompson

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