Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1127 AM MST Fri Nov 28 2025
WYZ010-011-291500-
/O.CON.KRIW.WW.Y.0032.251129T0000Z-251129T1500Z/
Northeast Johnson County-Southeast Johnson County-
Including the cities of Kaycee and Buffalo
1127 AM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 8 AM MST SATURDAY...
* WHAT...Snow expected. Total snow accumulations of 1 to 3 inches.
Winds gusting as high as 55 mph.
* WHERE...Northeast Johnson County and Southeast Johnson County.
* WHEN...From 5 PM this afternoon to 8 AM MST Saturday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Friday evening commute. Blowing and
drifting snow could sharply limit visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
For more information from the National Weather Service, visit
https://weather.gov/riw/ .
Wittmann
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1127 AM MST Fri Nov 28 2025
WYZ020-291500-
/O.EXA.KRIW.WW.Y.0032.251129T0000Z-251129T1500Z/
Natrona County Lower Elevations-
Including the cities of Casper
1127 AM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 8
AM MST SATURDAY...
* WHAT...Snow expected. Total snow accumulations between 2 and 4
inches. North winds gusting as high as 40 mph.
* WHERE...Natrona County Lower Elevations.
* WHEN...From 5 PM this afternoon to 8 AM MST Saturday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Friday evening commute. Blowing and
drifting snow could limit visibility.
* ADDITIONAL DETAILS...Strongest winds and heaviest snow potential
occurs between 6 PM and 3 AM MST. Locally higher snow amounts
possible for southern Casper.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter.
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1201 PM MST Fri Nov 28 2025
SDZ001-002-014-078-291015-
/O.CON.KUNR.WW.Y.0016.000000T0000Z-251129T1800Z/
Harding-Northern Perkins-Ziebach-Southern Perkins-
Including the cities of Usta, Dupree, Zeona, Shadehill, Reva,
Buffalo, Ladner, Meadow, Glad Valley, Prairie City, Cherry Creek,
South Eagle Butte, Sorum, Bison, Lemmon, Camp Crook, Ludlow, and
Redig
1201 PM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST
SATURDAY...
* WHAT...Snow. Additional snow accumulations between 1 and 3 inches.
Winds gusting up to 40 mph may cause blowing snow at times.
* WHERE...Harding, Northern Perkins, Southern Perkins, and Ziebach.
* WHEN...Until 11 AM MST Saturday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Friday evening commute.
* ADDITIONAL DETAILS...Some blowing and drifting snow will be
possible.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1201 PM MST Fri Nov 28 2025
SDZ012-013-026-031-032-043-072-073-WYZ060-291015-
/O.CON.KUNR.WW.Y.0016.251129T0000Z-251129T1800Z/
Butte-Northern Meade Co Plains-Rapid City-Pennington Co Plains-
Haakon-Northern Jackson-Sturgis/Piedmont Foothills-Southern Meade
Co Plains-Northeastern Crook-
Including the cities of Belle Fourche, Tilford, Howes, Piedmont,
Sturgis, Wall, Box Elder, Philip, Newell, Kadoka, Rapid City,
Fruitdale, Summerset, Belle Fourche Reservoir, Elm Springs, Vale,
Enning, Faith, Wasta, Belvidere, Red Owl, Interior, Scenic, White
Owl, Aladdin, Opal, Beulah, Union Center, Quinn, Milesville,
Midland, Black Hawk, Ellsworth AFB, Colony, Hoover, Caputa, Mud
Butte, New Underwood, and Cottonwood
1201 PM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 11 AM MST SATURDAY...
* WHAT...Snow expected. Total snow accumulations between 2 and 4
inches. Winds gusting as high as 45 mph will cause blowing snow at
times.
* WHERE...Portions of northwestern and southwestern South Dakota and
northeast Wyoming.
* WHEN...From 5 PM this afternoon to 11 AM MST Saturday.
* IMPACTS...Plan on slippery road conditions. Areas of blowing snow
could significantly reduce visibility. The hazardous conditions
could impact the Friday evening commute. Gusty winds could bring
down tree branches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1201 PM MST Fri Nov 28 2025
SDZ024-WYZ057-291015-
/O.CON.KUNR.WW.Y.0016.251129T0000Z-251129T1800Z/
Northern Black Hills-Wyoming Black Hills-
Including the cities of Nemo, Brownsville, Galena, Silver City,
Four Corners, Deadwood, Terry Peak, Deerfield, Sundance,
Rochford, Lead, Mystic, and Cheyenne Crossing
1201 PM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 11 AM MST SATURDAY...
* WHAT...Snow expected. Total snow accumulations between 3 and 5
inches. Winds gusting as high as 35 mph may cause blowing snow at
times.
* WHERE...In South Dakota, Northern Black Hills. In Wyoming, Wyoming
Black Hills.
* WHEN...From 5 PM this afternoon to 11 AM MST Saturday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Friday evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1201 PM MST Fri Nov 28 2025
SDZ025-291015-
/O.CON.KUNR.WW.Y.0016.251129T0000Z-251129T1800Z/
Northern Foothills-
Including the cities of Saint Onge, Whitewood, and Spearfish
1201 PM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 11 AM MST SATURDAY...
* WHAT...Snow expected. Total snow accumulations between 3 and 5
inches. Winds gusting as high as 35 mph may cause blowing snow at
times.
* WHERE...Northern Foothills.
* WHEN...From 5 PM this afternoon to 11 AM MST Saturday.
* IMPACTS...Plan on slippery road conditions. Areas of blowing snow
could significantly reduce visibility. The hazardous conditions
could impact the Friday evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1201 PM MST Fri Nov 28 2025
SDZ027-030-041-042-044-046-047-049-074>077-291015-
/O.CON.KUNR.WW.Y.0016.251129T0300Z-251129T1800Z/
Southern Foothills-Custer Co Plains-Western Fall River-Northern
Oglala Lakota-Bennett-Mellette-Todd-Tripp-Hermosa Foothills-
Eastern Fall River-Southern Oglala Lakota-Southern Jackson-
Including the cities of Ideal, Parmelee, Hamill, Saint Francis,
Rosebud, Potato Creek, Folsom, White River, Ardmore, Oglala,
Manderson, Wood, Allen, Oral, Fairburn, Batesland, Mission,
Buffalo Gap, Norris, Harrington, Oelrichs, Hot Springs, Colome,
Winner, Sharps Corner, Provo, Martin, Porcupine, Long Valley,
Edgemont, Witten, Kyle, Rockyford, Tuthill, Rumford, Wanblee,
Angostura Reservoir, Smithwick, Pine Ridge, Wounded Knee,
Hermosa, and Cedar Butte
1201 PM MST Fri Nov 28 2025 /101 PM CST Fri Nov 28 2025/
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 PM MST /9 PM
CST/ THIS EVENING TO 11 AM MST /NOON CST/ SATURDAY...
* WHAT...Snow expected. Total snow accumulations between 2 and 4
inches. Winds gusting as high as 45 mph will cause blowing snow at
times.
* WHERE...Portions of south central and southwestern South Dakota.
* WHEN...From 8 PM MST /9 PM CST/ this evening to 11 AM MST /noon
CST/ Saturday.
* IMPACTS...Plan on slippery road conditions. Gusty winds could
bring down tree branches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
Wong
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
1201 PM MST Fri Nov 28 2025
WYZ054>056-058-059-291015-
/O.CON.KUNR.WW.Y.0016.251129T0000Z-251129T1500Z/
Northern Campbell-Southern Campbell-Western Crook-Weston County
Plains-Newcastle-
Including the cities of Weston, Keyhole Reservoir, Rochelle,
Clareton, Devils Tower, Wright, Osage, Upton, Moorcroft,
Newcastle, Gillette, Recluse, Rozet, Pine Haven, and Hulett
1201 PM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 8 AM MST SATURDAY...
* WHAT...Snow expected. Total snow accumulations between 1 and 3
inches. Winds gusting as high as 40 mph will cause blowing snow at
times.
* WHERE...Newcastle, Northern Campbell, Southern Campbell, Western
Crook, and Weston County Plains.
* WHEN...From 5 PM this afternoon to 8 AM MST Saturday.
* IMPACTS...Plan on slippery road conditions. Areas of blowing snow
could significantly reduce visibility. The hazardous conditions
could impact the Friday evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
1130 AM MST Fri Nov 28 2025
NEZ095-WYZ102-291200-
/O.EXB.KCYS.WW.Y.0033.251129T0300Z-251129T1500Z/
Northern Sioux County-Niobrara County-
Including the cities of Redbird, Harrison, and Lusk
1130 AM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 AM
MST SATURDAY...
* WHAT...Snow expected. Total snow accumulations between up to 3
inches. Winds gusting as high as 50 mph. Blowing snow possible.
* WHERE...In Nebraska, Northern Sioux County. In Wyoming, Niobrara
County.
* WHEN...From 8 PM this evening to 8 AM MST Saturday.
* IMPACTS...Plan on slippery road conditions. Gusty winds could
bring down tree branches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
1130 AM MST Fri Nov 28 2025
WYZ101-291200-
/O.EXB.KCYS.WW.Y.0033.251129T0300Z-251129T1500Z/
Converse County Lower Elevations-
Including the cities of Douglas, Bill, Glenrock, and Deer Creek
1130 AM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 AM
MST SATURDAY...
* WHAT...Snow expected. Total snow accumulations up to 3 inches.
Winds gusting as high as 40 mph. Blowing snow possible.
* WHERE...Converse County Lower Elevations.
* WHEN...From 8 PM this evening to 8 AM MST Saturday.
* IMPACTS...Areas of blowing snow could reduce visibility and lead
to slick road conditions. Plan on slippery road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
1019 AM MST Fri Nov 28 2025
MTZ033-036-037-058-138-WYZ199-291730-
/O.CON.KBYZ.WW.Y.0037.000000T0000Z-251129T1800Z/
Fallon-Powder River-Carter-Southern Rosebud-Southern Big Horn-
Sheridan Foothills-
Including the locations of Sonnette, Lodge Grass, Baker, Ranchester,
Webster, Broadus, Belltower, Dayton, Ekalaka, Ashland, Sheridan,
Hammond, Big Horn, Pryor, Birney, Powderville, Wyola, Biddle, Plevna,
Lame Deer, Alzada, and Clearmont
1019 AM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST
SATURDAY...
* WHAT...Snow expected. Total snow accumulations between 2 and 4
inches with locally greater amounts in the higher hills and Wolf
Mountains. Winds gusting as high as 40 mph.
* WHERE...Portions of south central and southeast Montana and north
central Wyoming.
* WHEN...Until 11 AM MST Saturday.
* IMPACTS...Plan on slippery road conditions. Any wet or slushy
surfaces today, will likely freeze by this evening. Blowing snow
could significantly reduce visibility. Hazardous conditions will
impact the evening commute.
* ADDITIONAL DETAILS...Snow will increase through the day.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
1019 AM MST Fri Nov 28 2025
MTZ034-042-056-057-066-139-141-169-170-172-235-291200-
/O.CON.KBYZ.WW.Y.0037.000000T0000Z-251129T1200Z/
Northern Stillwater-Golden Valley-Red Lodge Foothills-Northern
Big Horn-Beartooth Foothills-Southeastern Carbon-Northern Sweet
Grass-Bighorn Canyon-Northern Carbon-Melville Foothills-
Southwestern Yellowstone-
Including the locations of Bridger, Big Timber, Lavina, Reed Point,
Crow Agency, Fishtail, Roscoe, Red Lodge, Fromberg, Park City,
McLeod, Busby, Absarokee, Ryegate, Columbus, Melville, Hardin,
Billings, Warren, Rapelje, Laurel, Broadview, Huntley, Belfry,
Roberts, Fort Smith, Joliet, and Nye
1019 AM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SATURDAY...
* WHAT...Snow expected. Total snow accumulations between 2 and 5
inches with locally greater amounts in the higher hills. Winds
gusting as high as 35 mph.
* WHERE...Portions of central and south central Montana.
* WHEN...Until 5 AM MST Saturday.
* IMPACTS...Plan on slippery road conditions. Any wet or slushy
surfaces today, will likely freeze by this evening. Blowing snow
could significantly reduce visibility. Hazardous conditions will
impact the evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
1019 AM MST Fri Nov 28 2025
MTZ040-064-065-291200-
/O.CON.KBYZ.WW.Y.0037.000000T0000Z-251129T1200Z/
Northern Park-Paradise Valley-Livingston Area-
Including the locations of Livingston, Clyde Park, Emigrant, Wilsall,
and Springdale
1019 AM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SATURDAY...
* WHAT...Snow expected. Total snow accumulations between 2 and 5
inches. Winds gusting as high as 35 mph.
* WHERE...Livingston Area, Northern Park, and Paradise Valley.
* WHEN...Until 5 AM MST Saturday.
* IMPACTS...Plan on slippery road conditions. Any wet or slushy
surfaces today, will likely freeze by this evening. Blowing snow
could significantly reduce visibility. Hazardous conditions will
impact the evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
843 AM MST Fri Nov 28 2025
COZ004-291200-
/O.CON.KGJT.WW.Y.0024.251129T0000Z-251129T1500Z/
Elkhead and Park Mountains-
Including the cities of Columbine, Hahns Peak, and Toponas
843 AM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 8 AM MST SATURDAY...
* WHAT...Snow expected. Total snow accumulations between 4 and 10
inches. Winds gusting as high as 40 mph.
* WHERE...Elkhead and Park Mountains.
* WHEN...From 5 PM this afternoon to 8 AM MST Saturday.
* IMPACTS...Travel could be very difficult due to poor visibility
from blowing snow and slick roads. The hazardous conditions could
impact the evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
MDA
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
814 AM MST Fri Nov 28 2025
MTZ323-324-330-290300-
/O.EXB.KTFX.WW.Y.0050.251128T1900Z-251129T0300Z/
Canyon Ferry Area-Missouri Headwaters-Gallatin and Madison County
Mountains and Centennial Mountains-
Including the following locations: Harrison, Townsend, Big Sky,
Toston, Raynolds Pass, Pony, West Yellowstone, Willow Creek,
Three Forks, Whitehall, Targhee Pass, and Winston
814 AM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM MST
THIS EVENING...
* WHAT...Snow expected. Total snow accumulations up to 3 inches.
Winds gusting as high as 40 mph.
* WHERE...Canyon Ferry Area, Gallatin and Madison County Mountains
and Centennial Mountains, and Missouri Headwaters.
* WHEN...From noon today to 8 PM MST this evening.
* IMPACTS...Plan on slippery road conditions. Gusty north winds will
lead to some drifting snow and areas of lower visibility,
particularly along I-90 near Cardwell Hill.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
Remember, a Winter Weather Advisory means that there is at least an
80% chance of minor impacts due to winter weather conditions during
the advisory period.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
229 AM MST Fri Nov 28 2025
COZ031-033-034-282300-
/O.NEW.KBOU.WW.Y.0027.251129T0000Z-251129T1500Z/
West Jackson and West Grand Counties Above 9000 Feet-South and
East Jackson/Larimer/North and Northeast Grand/Northwest Boulder
Counties Above 9000 Feet-South and Southeast Grand/West Central
and Southwest Boulder/Gilpin/Clear Creek/Summit/North and West
Park Counties Above 9000 Feet-
Including the cities of Mt Zirkel, Williams Fork Mountains, Rabbit
Ears Range, Indian Peaks, Berthoud Pass, Mount Blue Sky, Willow Creek
Pass, East Slopes Southern Gore Range, Kenosha Mountains, Winter
Park, Cameron Pass, East Slopes Mosquito Range, Eisenhower Tunnel,
Rocky Mountain National Park, Laramie and Medicine Bow Mountains, and
Breckenridge
229 AM MST Fri Nov 28 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 8 AM
MST SATURDAY...
* WHAT...Snow and areas of blowing snow expected. Total snow
accumulations 3 to 9 inches, with locally heavier amounts in the
northern Gore and Park Ranges. Winds gusting as high as 45 mph.
* WHERE...Rabbit Ears Pass, Rocky Mountain National Park and the
Medicine Bow Range, and The Mountains of Summit County, the
Mosquito Range, and the Indian Peaks.
* WHEN...From 5 PM this afternoon to 8 AM MST Saturday. The heaviest
snow will fall this evening into the overnight hours, and then
decrease quickly Saturday morning.
* IMPACTS...Travel will become slick and hazardous by this evening.
Conditions will improve again by mid to late morning Saturday.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road conditions
for Colorado can be obtained by calling 5 1 1 or by going to
www.cotrip.org.
&&
$$
For more information from the National Weather Service, visit
https://weather.gov/bou
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