SPC Severe Thunderstorm Watch 377
WW 377 SEVERE TSTM CO 221930Z - 230300Z



URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 377
NWS Storm Prediction Center Norman OK
130 PM MDT Mon Jun 22 2026

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
Eastern Colorado

* Effective this Monday afternoon and evening from 130 PM until
900 PM MDT.

* Primary threats include...
Scattered large hail and isolated very large hail events to 3
inches in diameter likely
Scattered damaging wind gusts to 70 mph possible
A tornado or two possible

SUMMARY...Scattered thunderstorms will develop this afternoon over
eastern Colorado, in a relatively moist and unstable air mass.
Large to very-large hail will be the primary risk with this
activity.

The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 60 miles north of Akron
CO to 35 miles west southwest of Springfield CO. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU7).

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 374...WW 375...WW 376...

AVIATION...A few severe thunderstorms with hail surface and aloft to
3 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
30025.

...Hart


Read more
https://www.spc.noaa.gov/products/watch/ww0377.html