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URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 444

NWS Storm Prediction Center Norman OK

145 PM MDT Sun Aug 16 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Eastern Colorado

  Western Kansas

  Far southwest Nebraska



* Effective this Sunday afternoon and evening from 145 PM until

  1000 PM MDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 3

    inches in diameter likely

  Scattered damaging winds and isolated significant gusts to 80

    mph possible

  A tornado or two possible



SUMMARY...Multiple supercells and multicell clusters will spread

south and southeast across eastern Colorado and southwest Nebraska

into western Kansas through this evening. Very large hail and a

brief tornado or two will be the greatest initial risks. With a

time, a larger cluster or MCS should form, with an increasing risk

for severe wind gusts (some may be significant).



The severe thunderstorm watch area is approximately along and 100

statute miles north and south of a line from 50 miles northwest of

Lamar CO to 30 miles southeast of Mccook NE. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU4).



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 443...



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

3 inches. Extreme turbulence and surface wind gusts to 70 knots. A

few cumulonimbi with maximum tops to 600. Mean storm motion vector

35025.



...Grams

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