908
WWUS20 KWNS 312057
SEL3
SPC WW 312057
COZ000-NEZ000-WYZ000-010300-

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 563
NWS Storm Prediction Center Norman OK
300 PM MDT Thu Jul 31 2025

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
  Northern Colorado
  Western Nebraska Panhandle
  Southeast Wyoming

* Effective this Thursday afternoon and evening from 300 PM until
  900 PM MDT.

* Primary threats include...
  Scattered damaging wind gusts to 70 mph possible
  Isolated large hail events to 1.5 inches in diameter possible

SUMMARY...Scattered thunderstorms will continue to develop and
intensify while moving east from the higher terrain and into the
adjacent plains.  The stronger thunderstorms will be capable of a
threat for scattered severe gusts (60-70 mph) and isolated large
hail (1 to 1.5 inches in diameter).  Upscale growth into a linear
cluster may occur this evening.

The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 45 miles northwest of
Torrington WY to 30 miles east southeast of Fort Collins CO. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU3).

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 562...

AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 450. Mean storm motion vector
27020.

...Smith