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Monday, Dec 08, 2025 19:00:10

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High Wind Watch 0010
Issued by the Riverton Forecast Office

Action Issued Starts Expiration
New 2025-12-07 15:30:23 2025-12-09 00:00:00 2025-12-11 06:00:00
Upgraded 2025-12-08 02:49:41 2025-12-09 00:00:00 2025-12-11 06:00:00


Action: New
Issued At: 2025-12-07 15:30:23

301 
WWUS75 KRIW 072130
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
230 PM MST Sun Dec 7 2025

WYZ019-020-022-027>030-081400-
/O.NEW.KRIW.HW.A.0010.251209T0600Z-251211T1200Z/
Green Mountains and Rattlesnake Range-Natrona County Lower
Elevations-Casper Mountain-South Lincoln County-Rock Springs and
Green River-Flaming Gorge-East Sweetwater County-
Including the cities of Cokeville, Kemmerer, Casper, Jeffrey
City, Green River, Rock Springs, and Wamsutter
230 PM MST Sun Dec 7 2025

...HIGH WIND WATCH IN EFFECT FROM MONDAY EVENING THROUGH LATE 
WEDNESDAY NIGHT...

* WHAT...West to southwest winds could gust 55 to 65 mph at times.

* WHERE...Casper Mountain, Green Mountains and Rattlesnake Range, 
  Natrona County Lower Elevations, East Sweetwater County, Flaming 
  Gorge, Rock Springs and Green River, and South Lincoln County.

* WHEN...From Monday evening through late Wednesday night.

* IMPACTS...Travel could be difficult, especially for high profile 
  vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates.

&&

$$

For more information from the National Weather Service, visit 
https://weather.gov/riw/ .

Myers


Action: Upgraded
Issued At: 2025-12-08 02:49:41

427 
WWUS75 KRIW 080849
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
149 AM MST Mon Dec 8 2025

WYZ019-020-022-027>030-090000-
/O.UPG.KRIW.HW.A.0010.251209T0600Z-251211T1200Z/
/O.NEW.KRIW.HW.W.0013.251209T0600Z-251211T1200Z/
Green Mountains and Rattlesnake Range-Natrona County Lower
Elevations-Casper Mountain-South Lincoln County-Rock Springs and
Green River-Flaming Gorge-East Sweetwater County-
Including the cities of Green River, Wamsutter, Kemmerer, Casper,
Cokeville, Jeffrey City, and Rock Springs
149 AM MST Mon Dec 8 2025

...HIGH WIND WARNING IN EFFECT FROM 11 PM THIS EVENING TO 5 AM MST 
THURSDAY...

* WHAT...West winds 35 to 45 mph with gusts up to 65 mph expected. 
  Gusts to 70 mph are possible in Sweetwater County.

* WHERE...Casper Mountain, Green Mountains and Rattlesnake Range, 
  Natrona County Lower Elevations, East Sweetwater County, Flaming 
  Gorge, Rock Springs and Green River, and South Lincoln County.

* WHEN...From 11 PM this evening to 5 AM MST Thursday.

* IMPACTS...Travel will be difficult, especially for high profile 
  vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain in the lower levels of your home during the windstorm, and 
avoid windows. Watch for falling debris and tree limbs. Use caution 
if you must drive.

&&

$$

For more information from the National Weather Service, visit 
https://weather.gov/riw/ .

Hattings



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