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WWUS20 KWNS 212012

SEL8

SPC WW 212012

KSZ000-OKZ000-220300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 198

NWS Storm Prediction Center Norman OK

315 PM CDT Thu May 21 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Western Kansas

  Oklahoma Panhandle



* Effective this Thursday afternoon and evening from 315 PM until

  1000 PM CDT.



* Primary threats include...

  Scattered large hail likely with 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 intense thunderstorms are expected to develop

this afternoon across western Kansas, and possibly build southward

into the Oklahoma Panhandle.  Very large hail is the main threat,

with an increasing risk of damaging wind gusts this evening.



The severe thunderstorm watch area is approximately along and 60

statute miles east and west of a line from 50 miles east northeast

of Goodland KS to 25 miles south of Liberal KS. 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.



&&



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 500. Mean storm motion vector

27025.



...Hart

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