SPC Severe Thunderstorm Watch 571
WW 571 SEVERE TSTM CO KS NE WY 042100Z - 050400Z



URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 571
NWS Storm Prediction Center Norman OK
300 PM MDT Mon Aug 4 2025

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
East-Central and Northeast Colorado
Far Northwest Kansas
Western Nebraska
Far Southeast Wyoming

* Effective this Monday afternoon and evening from 300 PM until
1000 PM MDT.

* Primary threats include...
Scattered damaging winds and isolated significant gusts to 75
mph possible
Scattered large hail and isolated very large hail events to 3
inches in diameter possible
A tornado or two possible

SUMMARY...Isolated to scattered thunderstorms are forecast to
continue to develop through the remainder of the afternoon and into
the evening. A few of the stronger storms are likely to become
supercellular and pose a risk for mainly large to very large hail.
A tornado is possible mainly this evening when low-level shear
increases. Scattered severe gusts are also possible with the more
intense storms.

The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 10 miles northwest of
Chadron NE to 45 miles south southwest of Burlington CO. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU1).

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
3 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
31010.

...Smith


Read more
https://www.spc.noaa.gov/products/watch/ww0571.html