Non-Precipitation Warnings / Watches / Advisories
Issued by NWS Cheyenne, WY

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454
WWUS75 KCYS 081911
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1211 PM MST Mon Dec 8 2025

WYZ102-108-119-091200-
/O.UPG.KCYS.HW.A.0044.251209T0900Z-251210T0300Z/
/O.EXB.KCYS.HW.W.0053.251209T0900Z-251210T0300Z/
Niobrara County-Goshen County-East Laramie County-
Including the cities of Pine Bluffs, Torrington, Lusk, and
Redbird
1211 PM MST Mon Dec 8 2025

...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 8 PM MST TUESDAY...

* WHAT...West winds 35 to 45 mph with gusts up to 70 mph expected.

* WHERE...Niobrara County, East Laramie County, and Goshen County.

* WHEN...From 2 AM to 8 PM MST Tuesday.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight or high profile vehicles, including
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.

&&

$$

NEZ002-003-019>021-054-055-095-096-091200-
/O.UPG.KCYS.HW.A.0044.251209T1200Z-251210T0000Z/
/O.EXB.KCYS.HW.W.0053.251209T1200Z-251210T0300Z/
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-Northern Sioux
County-Southern Sioux County-
Including the cities of Bridgeport, Scottsbluff, Chadron, Gering,
Alliance, Harrisburg, Sidney, Redington, Brownson, Angora,
Harrison, Kimball, Bayard, Agate, Hemingford, and Chadron St Park
1211 PM MST Mon Dec 8 2025

...HIGH WIND WARNING IN EFFECT FROM 5 AM TO 8 PM MST TUESDAY...

* WHAT...West winds 30 to 45 mph with gusts up to 70 mph expected.

* WHERE...Banner County, Box Butte County, Cheyenne County, Dawes
  County, Kimball County, Morrill County, Northern Sioux County,
  Scotts Bluff County, and Southern Sioux County.

* WHEN...From 5 AM to 8 PM MST Tuesday.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight or high profile vehicles, including
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.

&&

$$

WYZ106-117-091200-
/O.CON.KCYS.HW.W.0053.251209T0000Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1500Z-251211T1500Z/
Central Laramie Range and Southwest Platte County-South Laramie
Range Foothills-
Including the cities of Whitaker, Federal, Horse Creek, and
Bordeaux
1211 PM MST Mon Dec 8 2025

...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
MIDNIGHT MST TUESDAY NIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...

* WHAT...For the High Wind Warning, west winds 35 to 55 mph with
  gusts up to 95 mph expected. For the High Wind Watch, west winds
  35 to 55 mph with gusts up to 85 mph possible.

* WHERE...Bordeaux area along Interstate 25 between Chugwater and
  Wheatland, and South Laramie Range Foothills.

* WHEN...For the High Wind Warning, from 5 PM this afternoon to
  midnight MST Tuesday Night. For the High Wind Watch, from
  Wednesday morning through Thursday morning.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight or high profile vehicles, including
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.

A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

WYZ113-115-091200-
/O.CON.KCYS.HW.W.0053.251209T0300Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1500Z-251211T1500Z/
Upper North Platte River Basin-Laramie Valley-
Including the cities of Laramie, Bosler, Encampment, and Saratoga
1211 PM MST Mon Dec 8 2025

...HIGH WIND WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO
MIDNIGHT MST TUESDAY NIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...

* WHAT...Monday night and Tuesday, west winds 40 to 50 mph with
  gusts up to 75 mph expected. Wednesday into early Thursday, west
  winds 35 to 45 mph with gusts up to 70 mph possible.

* WHERE...Upper North Platte River Basin and Laramie Valley.

* WHEN...For the High Wind Warning, from 8 PM this evening to
  midnight MST Tuesday Night. For the High Wind Watch, from
  Wednesday morning through Thursday morning.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight or high profile vehicles, including
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.

A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

WYZ101-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0300Z/
/O.CON.KCYS.HW.A.0045.251210T1800Z-251211T1500Z/
Converse County Lower Elevations-
Including the cities of Douglas, Deer Creek, Glenrock, and Bill
1211 PM MST Mon Dec 8 2025

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
MST TUESDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...

* WHAT...Monday night and Tuesday, west winds 30 to 40 mph with
  gusts up to 70 mph expected. Wednesday into early Thursday, west
  winds 20 to 30 mph with gusts up to 60 mph possible.

* WHERE...Converse County Lower Elevations.

* WHEN...For the High Wind Warning, from midnight tonight to 8 PM
  MST Tuesday. For the High Wind Watch, from Wednesday morning
  through Thursday morning.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight or high profile vehicles, including
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.

A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

WYZ104-109-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0300Z/
/O.CON.KCYS.HW.A.0044.251210T1200Z-251211T1200Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
Including the cities of Rawlins and Seminoe Dam
1211 PM MST Mon Dec 8 2025

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
MST TUESDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
LATE WEDNESDAY NIGHT...

* WHAT...Monday night into Tuesday, southwest winds 35 to 45 mph
  with gusts up to 75 mph expected. On Wednesday, southwest winds 30
  to 40 mph with gusts up to 60 mph possible.

* WHERE...Central Carbon County and Ferris/Seminoe/Shirley Mountains.

* WHEN...For the High Wind Warning, from midnight tonight to 8 PM
  MST Tuesday. For the High Wind Watch, from late Tuesday night
  through late Wednesday night.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight or high profile vehicles, including
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.

A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

WYZ105-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0300Z/
/O.CON.KCYS.HW.A.0044.251210T1500Z-251211T1500Z/
Shirley Basin-
Including the cities of Medicine Bow and Shirley Basin
1211 PM MST Mon Dec 8 2025

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 PM
MST TUESDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...

* WHAT...Monday night into Tuesday, west winds 35 to 45 mph with
  gusts up to 75 mph expected. Wednesday into early Thursday, west
  winds 30 to 40 mph with gusts up to 65 mph possible.

* WHERE...Shirley Basin.

* WHEN...For the High Wind Warning, from midnight tonight to 8 PM
  MST Tuesday. For the High Wind Watch, from Wednesday morning
  through Thursday morning.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight or high profile vehicles, including
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.

A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

WYZ107-118-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0700Z/
/O.CON.KCYS.HW.A.0044.251210T1800Z-251211T1500Z/
East Platte County-Central Laramie County-
Including the cities of Cheyenne, Wheatland, and Guernsey
1211 PM MST Mon Dec 8 2025

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MST TUESDAY NIGHT...
...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY MORNING...

* WHAT...Monday night into Tuesday, west winds 35 to 45 mph with
  gusts up to 75 mph expected. Late Wednesday morning into early
  Thursday, west winds 35 to 45 mph with gusts up to 70 mph possible.

* WHERE...Central Laramie County and East Platte County.

* WHEN...For the High Wind Warning, from midnight tonight to
  midnight MST Tuesday Night. For the High Wind Watch, from
  Wednesday morning through Thursday morning.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight or high profile vehicles, including
  campers and tractor trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.

A High Wind Watch means there is the potential for a hazardous high
wind event. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger may occur. Continue to monitor the latest forecasts.

&&

$$

WYZ110-116-091200-
/O.CON.KCYS.HW.W.0052.000000T0000Z-251212T1200Z/
North Snowy Range Foothills-South Laramie Range-
Including the cities of Vedauwoo, Buford, Pumpkin Vine, Elk
Mountain, and Arlington
1211 PM MST Mon Dec 8 2025

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY...

* WHAT...Consistent west winds 30 to 50 mph with gusts to 70 mph.
  Gusts of up to 90 mph are expected between 12 AM and 8PM Tuesday.
  Gusts to 80 mph are possible between 5 AM Wednesday and 5 AM
  Thursday.

* WHERE...North Snowy Range Foothills and South Laramie Range.

* WHEN...Until 5 AM MST Friday.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight or high profile vehicles, including
  campers and tractor trailers.

* ADDITIONAL DETAILS...This will be a long duration wind event. Wind
  gusts exceeding 60 mph are expected periodically through Friday
  morning. Certain time periods will have the potential for gusts of
  up to 90 mph, but this threat will not be present for the entire
  time period.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.

&&

$$

WYZ103-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0700Z/
North Laramie Range-
Including the cities of Garrett
1211 PM MST Mon Dec 8 2025

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MST TUESDAY NIGHT...

* WHAT...West winds 35 to 55 mph with gusts up to 90 mph expected.

* WHERE...North Laramie Range.

* WHEN...From midnight tonight to midnight MST Tuesday Night.

* IMPACTS...Very strong winds will have the potential to bring down
  trees and cause property damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected or
occurring.

&&

$$

WYZ114-091200-
/O.CON.KCYS.HW.W.0053.251209T0700Z-251210T0700Z/
Snowy Range-
Including the cities of Centennial and Albany
1211 PM MST Mon Dec 8 2025

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MST TUESDAY NIGHT...

* WHAT...West winds 35 to 45 mph with gusts up to 90 mph expected.

* WHERE...Snowy Range.

* WHEN...From midnight tonight to midnight MST Tuesday Night.

* IMPACTS...Mainly to transportation. Strong cross winds will be
  hazardous to light weight or high profile vehicles, including
  campers and tractor trailers.

* ADDITIONAL DETAILS...Very strong winds will have the potential to
  bring down trees and cause property damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected or
occurring. Sustained wind speeds of at least 40 MPH or gusts of 58
MPH or stronger can lead to property damage.

&&

$$

Fuller