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037 

WWUS20 KWNS 252256

SEL9

SPC WW 252256

KSZ000-MOZ000-OKZ000-260700-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 159

NWS Storm Prediction Center Norman OK

555 PM CDT Tue Apr 25 2017



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Southeast Kansas

  Western Missouri

  Central and eastern Oklahoma



* Effective this Tuesday afternoon and Wednesday morning from 555

  PM until 200 AM CDT.



* Primary threats include...

  Scattered large hail likely with isolated very large hail events

    to 3 inches in diameter possible

  Isolated damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Strong to severe thunderstorms will continue to develop

and intensify through the early/mid-evening hours, initially from

central and northeast Oklahoma into far southeast Kansas. Large hail

and damaging winds should be the most common hazard, although some

tornado risk may exist as low-level moisture and low-shear both

increase this evening.



The severe thunderstorm watch area is approximately along and 80

statute miles north and south of a line from 5 miles northwest of

Oklahoma City OK to 50 miles north northeast of Joplin MO. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU9).



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

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

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

23035.



...Guyer

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