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URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 570

NWS Storm Prediction Center Norman OK

125 PM MDT Sun Aug 11 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Northeast Colorado

  Western Nebraska Panhandle

  Southeast Wyoming



* Effective this Sunday afternoon and evening from 125 PM until

  800 PM MDT.



* Primary threats include...

  Scattered damaging winds and isolated significant gusts to 75

    mph possible

  Isolated very large hail events to 2 inches in diameter possible

  A tornado or two possible



SUMMARY...A few supercells should develop just east of the Denver

metro area along the I-76 corridor into northeast Colorado, while

clusters are more predominant farther north across southeast Wyoming

into the Nebraska Panhandle.



The severe thunderstorm watch area is approximately along and 55

statute miles east and west of a line from 55 miles west northwest

of Chadron NE to 35 miles east southeast of Colorado Springs CO. For

a complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU0).



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 569...



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

2 inches. Extreme turbulence and surface wind gusts to 65 knots. A

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

24030.



...Grams

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