Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Aberdeen SD
1108 AM CST Tue Dec 2 2025
SDZ034>037-048-051-022000-
/O.NEW.KABR.WW.Y.0012.251202T1708Z-251202T2000Z/
Sully-Hughes-Hyde-Hand-Lyman-Buffalo-
Including the cities of Pierre, Onida, Miller, Highmore,
Kennebec, and Fort Thompson
1108 AM CST Tue Dec 2 2025
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 2 PM CST THIS AFTERNOON...
* WHAT...A light wintry mix of snow, freezing rain and sleet
expected.
* WHERE...A portion of central South Dakota.
* WHEN...Until 2 PM CST this afternoon.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...Wintry precipitation amounts are expected to
be light, less than an inch of snow possible, a thin glaze of ice
possible from freezing rain. Warmer, above freezing, temperatures
are expected to move into the area this afternoon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be prepared for slippery roads. Slow down and use caution while
driving. If you are going outside, watch your first few steps taken
on stairs, sidewalks, and driveways. These surfaces could be icy and
slippery, increasing your risk of a fall and injury.
&&
$$
10
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
928 AM MST Tue Dec 2 2025
MTZ030>032-030600-
/O.EXB.KBYZ.WW.Y.0038.000000T0000Z-251203T0600Z/
Treasure-Northern Rosebud-Custer-
Including the locations of Hysham, Volborg, Miles City, Angela,
Forsyth, Ismay, Colstrip, Ingomar, and Bighorn
928 AM MST Tue Dec 2 2025
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 PM MST THIS EVENING...
* WHAT...Periods of snow. Total snow accumulations up to 3 inches,
greatest in the higher hills south of I-94.
* WHERE...Treasure, Custer, and Northern Rosebud.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions will impact this evening`s commute.
* ADDITIONAL DETAILS...Wet or slushy surfaces will likely freeze this
evening into tonight.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
928 AM MST Tue Dec 2 2025
MTZ036-037-057-058-138-031200-
/O.CON.KBYZ.WW.Y.0038.000000T0000Z-251203T1200Z/
Powder River-Carter-Northern Big Horn-Southern Rosebud-Southern
Big Horn-
Including the locations of Ashland, Belltower, Biddle, Alzada,
Hammond, Sonnette, Busby, Pryor, Wyola, Hardin, Birney, Lame Deer,
Powderville, Lodge Grass, Broadus, Ekalaka, and Crow Agency
928 AM MST Tue Dec 2 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
WEDNESDAY...
* WHAT...Periods of snow. Total snow accumulations up to 4 inches,
greatest over the higher hills. Locally higher totals in the Wolf
Mountains. Winds gusting as high as 30 mph.
* WHERE...Northern Big Horn, Southern Big Horn, Carter, Powder River,
and Southern Rosebud.
* WHEN...Until 5 AM MST Wednesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions will impact the evening commute.
* ADDITIONAL DETAILS...Wintry conditions will impact portions of
Interstate 90 and Highway 212. Wet or slushy surfaces will likely
freeze this evening into tonight.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
928 AM MST Tue Dec 2 2025
MTZ169-WYZ199-031200-
/O.CON.KBYZ.WW.Y.0038.251203T0000Z-251203T1200Z/
Bighorn Canyon-Sheridan Foothills-
Including the locations of Fort Smith, Sheridan, Big Horn, Clearmont,
Dayton, and Ranchester
928 AM MST Tue Dec 2 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 5 AM MST WEDNESDAY...
* WHAT...Snow. Total snow accumulations up to 3 inches, greatest over
the higher hills and near the Bighorn Mountains. Winds gusting as
high as 30 mph.
* WHERE...In Montana, Bighorn Canyon. In Wyoming, Sheridan Foothills.
* WHEN...From 5 PM this afternoon to 5 AM MST Wednesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions will impact this evening`s commute.
* ADDITIONAL DETAILS...Wet or slushy surfaces will likely freeze this
evening into tonight.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For the latest road
conditions, call 5 1 1.
&&
$$
Additional graphics for this hazard can be found at
http://www.weather.gov/billings
Palmquist
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
130 AM MST Tue Dec 2 2025
SDZ024-WYZ057-022330-
/O.NEW.KUNR.WW.Y.0017.251202T1900Z-251203T1300Z/
Northern Black Hills-Wyoming Black Hills-
Including the cities of Rochford, Mystic, Sundance, Deerfield,
Silver City, Terry Peak, Brownsville, Galena, Four Corners,
Cheyenne Crossing, Lead, Deadwood, and Nemo
130 AM MST Tue Dec 2 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 6 AM MST
WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations 3 to locally 7
inches with the highest snowfall rates tonight, especially over
the higher elevations.
* WHERE...In South Dakota, Northern Black Hills. In Wyoming, Wyoming
Black Hills.
* WHEN...From noon today to 6 AM MST Wednesday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Plan on slippery road
conditions. The hazardous conditions could impact the Tuesday
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.
&&
$$
Helgeson
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service North Platte NE
1143 AM CST Tue Dec 2 2025
NEZ004>010-022>029-035>038-056>059-069>071-094-031745-
Sheridan-Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Garden-Grant-
Hooker-Thomas-Blaine-Loup-Garfield-Wheeler-Arthur-McPherson-Logan-
Custer-Deuel-Keith-Perkins-Lincoln-Chase-Hayes-Frontier-
Western Cherry-
1143 AM CST Tue Dec 2 2025 /1043 AM MST Tue Dec 2 2025/
This Hazardous Weather Outlook is for portions of western and north
central Nebraska.
.DAY ONE...Tonight.
No hazardous weather is expected through the daytime Tuesday.
Tonight, precipitation chances increase ahead of an approaching cold
front set to move through by daybreak Wednesday. With temperatures
near freezing, precipitation may fall in the form of light snow or a
light wintry mix. At this time, little to no new snow accumulations
are expected outside of northern Sheridan County where around one
inch will be possible near the Pine Ridge.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Sub-zero wind chills are likely for areas east of Highway 83
Thursday morning.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Taylor
Hazardous Weather Outlook
National Weather Service Aberdeen SD
513 AM CST Tue Dec 2 2025
MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-031115-
Traverse-Big Stone-Corson-Campbell-McPherson-Brown-Marshall-Roberts-
Walworth-Edmunds-Day-Dewey-Potter-Faulk-Spink-Clark-Codington-Grant-
Hamlin-Deuel-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo-
513 AM CST Tue Dec 2 2025 /413 AM MST Tue Dec 2 2025/
This Hazardous Weather Outlook is for west central Minnesota,
central South Dakota, north central South Dakota and northeast
South Dakota.
.DAY ONE...Today and tonight.
A clipper like system will move through the area today into tonight
will deliver a round of light snow to north central and northeast
South Dakota and a wintry mix to central South Dakota. This system
will generate some blustery northerly winds, including gusts up to 35
mph tonight into Wednesday that will produce subzero wind chills on
Wednesday.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Cold temperatures persist early Thursday with readings falling into
the teens below zero with wind chills as cold as 25 below zero in
portions of the James River valley and surrounding areas of
northeast South Dakota.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
410 AM MST Tue Dec 2 2025
SDZ024-WYZ057-031300-
Northern Black Hills-Wyoming Black Hills-
410 AM MST Tue Dec 2 2025
This Hazardous Weather Outlook is for portions of the Black Hills
of South Dakota...and the Black Hills of Wyoming.
.DAY ONE...Today and Tonight
A Winter Weather Advisory is in effect for this afternoon and
tonight. See WSWUNR for details.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today.
&&
Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
410 AM MST Tue Dec 2 2025
WYZ054-056-031300-
Northern Campbell-Western Crook-
410 AM MST Tue Dec 2 2025
This Hazardous Weather Outlook is for portions of northeast
Wyoming.
.DAY ONE...Today and Tonight
Light snow will occur, especially tonight. Around an inch or two
of snow accumulation is expected, especially near the Montana
border.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today.
&&
Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity
$$
Hazardous Weather Outlook
National Weather Service Sioux Falls SD
446 AM CST Tue Dec 2 2025
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-031100-
Lyon-Osceola-Dickinson-Sioux-O`Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory-
Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-
Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-Yankton-
Union-
446 AM CST Tue Dec 2 2025
This Hazardous Weather Outlook is for northwest Iowa, west central
Iowa, southwest Minnesota, northeast Nebraska, central South
Dakota, east central South Dakota, south central South Dakota and
southeast South Dakota.
.DAY ONE...Today and tonight.
Patchy fog continues this morning. Be prepared for rapid changes in
visibility and a few patchy slick spots on untreated surfaces.
Light precipitation, mainly light snow and north of I-90, returns
later this afternoon into tonight. Any accumulations and impacts are
expected to be minor.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Below normal temperatures continue throughout the week with wind
chills below zero at times, mainly overnight. The coldest wind chills
are expected between Wednesday night and Thursday morning with
values as low as 25 below zero expected.
Details remain uncertain, but additional snow chances continue into
the weekend and early next week.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Cheyenne WY
303 AM MST Tue Dec 2 2025
NEZ002-003-019>021-054-055-095-096-WYZ101>119-031015-
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Converse County Lower Elevations-Niobrara County-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Central Carbon County-
North Snowy Range Foothills-Southwest Carbon County-
Sierra Madre Range-Upper North Platte River Basin-Snowy Range-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
303 AM MST Tue Dec 2 2025
This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming...south central Wyoming and
southeast Wyoming.
.DAY ONE...TODAY AND TONIGHT
- A High Wind Warning has been issued for the wind prone areas
of southeast Wyoming beginning Monday evening and continuing
through noon Tuesday.
- A Winter Weather Advisory has been issued for the Sierra-Madre
and Snowy ranges for Tuesday morning through Wednesday
morning.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
- Long term remains active with multiple systems promoting
prolonged periods of high winds, light snow and cold
temperatures.
.Spotter information statement...
Spotter are encouraged to report snowfall totals to the NWS.
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
110 AM MST Tue Dec 2 2025
WYZ001>020-022>030-031215-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
110 AM MST Tue Dec 2 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST
TONIGHT...
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and Tonight.
Snow continuing over western portions, with the heavier
snow occurring over the Tetons. Isolated snow showers will be
possible east of the Divide, with chances increasing in the evening
as a cold front progresses southward. Accumulations for most
locations in the lower elevations will stay light (2 inches or less).
The exception will be the Star Valley, where 2 to 3 inches are
expected.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Thursday Night and Friday...A fast moving cold front will bring snow
across areas east of the Divide and western portions.
Friday and Saturday...Another chance of snow for much of the area,
with western portions likely to have the best chances.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
