WW 452 SEVERE TSTM WY 062020Z – 070300Z
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 452
NWS Storm Prediction Center Norman OK
220 PM MDT Thu Jul 6 2023
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Eastern Wyoming
* Effective this Thursday afternoon and evening from 220 PM until
900 PM MDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2.5
inches in diameter possible
Isolated damaging wind gusts to 70 mph possible
A tornado or two possible
SUMMARY...A few supercells should develop off the higher terrain and
move east into this evening, potentially consolidating into a
cluster as they approach the South Dakota-Nebraska border area.
The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 35 miles east northeast
of Sheridan WY to 50 miles east of Laramie WY. 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
2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
28030.
...Grams




