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WWUS20 KWNS 271740

SEL2

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URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 112

NWS Storm Prediction Center Norman OK

1145 AM MDT Tue Apr 27 2021



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Northeast Colorado



* Effective this Tuesday morning and evening from 1145 AM until

  700 PM MDT.



* Primary threats include...

  Scattered large hail likely with isolated very large hail events

    to 2 inches in diameter possible

  Isolated damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Thunderstorms will increase in coverage and intensity

through the afternoon, with the strongest cells capable of large

hail.  An isolated tornado or two is also possible.



The severe thunderstorm watch area is approximately along and 60

statute miles north and south of a line from 65 miles northwest of

Limon CO to 45 miles north 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 inches. Extreme turbulence and surface wind gusts to 60 knots. A

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

24030.



...Hart

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