Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Bismarck ND
1221 PM CST Mon Dec 8 2025
NDZ001>003-009>012-017>023-025-034>037-042-045>048-050-051-091830-
Divide-Burke-Renville-Williams-Mountrail-Ward-McHenry-McKenzie-
Dunn-Mercer-Oliver-McLean-Sheridan-Wells-Foster-Morton-Burleigh-
Kidder-Stutsman-Grant-Sioux-Emmons-Logan-La Moure-McIntosh-Dickey-
1221 PM CST Mon Dec 8 2025 /1121 AM MST Mon Dec 8 2025/
This Hazardous Weather Outlook is for portions of north central
North Dakota, northwest North Dakota, south central North Dakota,
southeast North Dakota, and southwest North Dakota.
.DAY ONE...This Afternoon and Tonight
There are medium to high chances for freezing rain late tonight.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday
A High Wind Watch is in effect Tuesday morning through Tuesday
night. See weather.gov/bis for details.
There are medium to high chances for freezing rain Tuesday
morning.
Dangerously cold wind chills are possible Thursday evening through
Saturday morning.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Sioux Falls SD
1025 AM CST Mon Dec 8 2025
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-091630-
Lyon-Osceola-Dickinson-Sioux-O`Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory-
Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-
Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-Yankton-
Union-
1025 AM CST Mon Dec 8 2025
This Hazardous Weather Outlook is for northwest Iowa, west central
Iowa, southwest Minnesota, northeast Nebraska, central South
Dakota, east central South Dakota, south central South Dakota and
southeast South Dakota.
.DAY ONE...Today and tonight.
Dense Fog has expanded in coverage along and north of I-90 and the
vast majority of northwest Iowa. Reduced visibilities are expected in
the fog but could see slick spots on roads and untreated surfaces.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.
A busy week is ahead with a risk of precipitation nearly every 1.5
days. Most of the precipitation events this will remain light, but
systems on Thursday and Friday will bear watching.
Stronger winds between Tuesday night into Wednesday could lead to
periods of blow/drifting snow.
A surge of arctic air over the weekend could lead to frigid wind
chills through Sunday morning.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Cheyenne WY
442 AM MST Mon Dec 8 2025
WYZ101-103>107-109>118-091145-
Converse County Lower Elevations-North Laramie Range-
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Central Laramie Range and Southwest Platte County-
East Platte 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-
442 AM MST Mon Dec 8 2025
This hazardous weather outlook is for portions of east central
Wyoming...south central Wyoming and southeast Wyoming.
.DAY ONE...TODAY AND TONIGHT
- Snow showers and blowing snow will impact travel in the
Arlington/Elk Mountain area through Monday morning.
- Damaging winds are expected near and in the lee of southeast
Wyoming mountain ranges Monday evening through Tuesday
evening. Gusts up to 90 mph are expected.
- Cheyenne, Laramie, Rawlins, Wheatland, and Douglas can expect
wind gusts up to 75 mph tonight into Tuesday.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
- A backdoor cold front may bring a brief reprieve from the wind
along with a chance for snow showers Tuesday night into early
Wednesday before winds pick up again Wednesday.
.Spotter information statement...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Aberdeen SD
451 AM CST Mon Dec 8 2025
MNZ039-046-SDZ003>011-015>023-091100-
Traverse-Big Stone-Corson-Campbell-McPherson-Brown-Marshall-Roberts-
Walworth-Edmunds-Day-Dewey-Potter-Faulk-Spink-Clark-Codington-Grant-
Hamlin-Deuel-
451 AM CST Mon Dec 8 2025 /351 AM MST Mon Dec 8 2025/
This Hazardous Weather Outlook is for west central Minnesota, north
central South Dakota and northeast South Dakota.
.DAY ONE...Today and tonight.
Downslope winds off the lee of the Prairie Coteau could result in
areas of blowing and drifting snow and reduced visibility.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.
Freezing rain will be possible across portions of north central and
northeast South Dakota Tuesday morning before temperatures warm up
enough for precipitation to fall as rain.
Very strong northwest winds are possible Tuesday afternoon through
Tuesday night. Sustained winds in excess of 40 mph, gusting in excess
of 60 mph, are possible over north central South Dakota Tuesday
afternoon into Tuesday night. Over northeast South Dakota and west
central Minnesota sustained winds in excess of 30 mph, gusting in
excess of 45 mph, are possible from early Tuesday evening through
the overnight hours.
If falling snow happens across far northeast South Dakota Tuesday
night into early Wednesday morning while these strong winds are
happening, considerable blowing snow and reduction to visibility
could be possible.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
315 AM MST Mon Dec 8 2025
WYZ001>020-022>030-091400-
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-
315 AM MST Mon Dec 8 2025
...Winter Storm Watches and Warnings in effect for most of the
western mountains tonight through Wednesday...
...High Wind Warning in effect across southern Wyoming and Natrona
County from late tonight through Wednesday night...
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and Tonight.
Mainly light snow in the mountains. Heavier snow moving back into
the northern mountains tonight. Please see Winter Weather Products
and forecasts for details.
Strong to high wind developing from Kemmerer through Rock Springs
and into Natrona County. Please see High Wind Warnings for
details.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.
Tuesday and Wednesday...Snow likely in the western and northern
mountains. Strong to high wind continuing in southern Wyoming.
Thursday night and Friday...Another chance for snow in the
northern mountains.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
