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WWUS20 KWNS 142059

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URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 582

NWS Storm Prediction Center Norman OK

300 PM MDT Wed Aug 14 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Eastern Colorado

  Far northwest Kansas

  Southwest Nebraska Panhandle



* Effective this Wednesday afternoon and evening from 300 PM

  until 900 PM MDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 2.5

    inches in diameter possible

  Isolated damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...A supercell or two may become sustained along a weak

boundary near the Wyoming-Colorado-Nebraska border, moving southeast

across eastern Colorado into northwest Kansas.



The severe thunderstorm watch area is approximately along and 70

statute miles east and west of a line from 60 miles north northwest

of Akron CO to 45 miles southwest of Burlington CO. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU2).



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 550. Mean storm motion vector

32030.



...Grams

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