Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Rapid City SD
321 AM MST Sat Dec 6 2025
SDZ001-002-012>014-024-078-WYZ057-071400-
Harding-Northern Perkins-Butte-Northern Meade Co Plains-Ziebach-
Northern Black Hills-Southern Perkins-Wyoming Black Hills-
321 AM MST Sat Dec 6 2025
This Hazardous Weather Outlook is for portions of northwestern
South Dakota...the Black Hills of South Dakota...and the Black
Hills of Wyoming.
.DAY ONE...Today and Tonight
Light snow is expected today and will dissipate late this
afternoon or the evening. Then another round of light snow is
expected tonight into Sunday morning. Between both rounds of snow,
one to three inches of snow accumulation will be possible.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
After warmer temperatures on Monday and Tuesday, a fast moving
storm system will bring gusty winds and light precipitation to
the area late Tuesday. Very strong winds behind the front are
possible across the western South Dakota plains.
.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
$$
Hazardous Weather Outlook
National Weather Service Bismarck ND
141 PM CST Sat Dec 6 2025
NDZ017>020-031>036-040>047-050-071945-
McKenzie-Dunn-Mercer-Oliver-Golden Valley-Billings-Stark-Morton-
Burleigh-Kidder-Slope-Hettinger-Grant-Bowman-Adams-Sioux-Emmons-
Logan-McIntosh-
141 PM CST Sat Dec 6 2025 /1241 PM MST Sat Dec 6 2025/
This Hazardous Weather Outlook is for portions of northwest North
Dakota, south central North Dakota, southeast North Dakota, and
southwest North Dakota.
.DAY ONE...This Afternoon and Tonight
A Winter Weather Advisory is in effect. See weather.gov/bis for
details.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
There are medium to high chances for a variety of impactful
weather on Tuesday, including an early morning period of freezing
rain across western and central North Dakota, accumulating snow
across northern and eastern North Dakota, and very strong winds
across western and south central North Dakota.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service North Platte NE
1007 AM CST Sat Dec 6 2025
NEZ004>010-022>029-035>038-056>059-069>071-094-071615-
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-
1007 AM CST Sat Dec 6 2025 /907 AM MST Sat Dec 6 2025/
This Hazardous Weather Outlook is for portions of western and north
central Nebraska.
.DAY ONE...Today and tonight.
Light snow continues this morning across portions of north central
Nebraska, mainly east of Highway 183. Up to one inch of snow is
possible for portions of Boyd and Holt Counties and little to no
accumulations elsewhere. Travelers today should closely monitor for
rapidly changing weather conditions.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Light snow is possible across north central Nebraska on Sunday.
Little accumulation is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Cheyenne WY
410 AM MST Sat Dec 6 2025
NEZ002-003-019>021-054-055-095-096-WYZ101>119-071115-
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Converse County Lower Elevations-Niobrara County-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Central Carbon County-
North Snowy Range Foothills-Southwest Carbon County-
Sierra Madre Range-Upper North Platte River Basin-Snowy Range-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
410 AM MST Sat Dec 6 2025
This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming...south central Wyoming and
southeast Wyoming.
.DAY ONE...TODAY AND TONIGHT
- High Wind Warnings remain in effect for much of southeast
Wyoming through Saturday.
- Areas of blowing snow will impact travel conditions in the
typical wind prone locations.
- Prolonged mountain snow will continue through early Sunday.
The heaviest snowfall rates are expected this morning.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
- There is potential for additional periods of high winds in the
wind prone areas, with short lulls in between, on Sunday and
again on Monday.
- A long duration, high-end, wind event is increasingly likely
in the Tuesday through Thursday time period. Areas of snowfall
will be possible too, but the details remain uncertain.
.Spotter information statement...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
309 AM MST Sat Dec 6 2025
WYZ001>020-022>030-071415-
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-
309 AM MST Sat Dec 6 2025
...WINTER STORM WARNING REMAINS IN EFFECT FOR THE TETON AND GROS
VENTRE MOUNTAINS AND THE SALT RIVER AND WYOMING RANGES UNTIL 2 PM
MST THIS AFTERNOON...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FOR YELLOWSTONE NATIONAL
PARK, THE ABSAROKA MOUNTAINS, THE UPPER GREEN RIVER BASIN FOOTHILLS,
THE WIND RIVER MOUNTAINS WEST, JACKSON HOLE, AND STAR VALLEY UNTIL 2
PM MST THIS AFTERNOON...
...WINTER STORM WARNING REMAINS IN EFFECT FOR THE BIGHORN MOUNTAINS WEST
UNTIL 5 PM MST THIS AFTERNOON...
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and tonight.
Periods of moderate to heavy snowfall are possible through the late
morning/early afternoon across the Western Mountains, Jackson and
Star Valleys, the Upper Green River Basin, and the western Bighorns.
Gusty winds combined with snow could cause reduced visibilities and
hazardous travel.
Wind gusts of 30 to 50 mph are expected, with isolated gusts above 60
mph possible, much of the day across the western mountains, the Wind
Corridor, and the Wind River Basin.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Sunday through Thursday...Multiple chances for snow across western
Wyoming and widespread breezy to gusty winds.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
Hazardous Weather Outlook
National Weather Service Sioux Falls SD
355 AM CST Sat Dec 6 2025
SDZ050-057-063-071000-
Gregory-Brule-Charles Mix-
355 AM CST Sat Dec 6 2025
This Hazardous Weather Outlook is for south central South Dakota.
.DAY ONE...Today and tonight.
Hazardous weather is not expected at this time.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
A quick winter system will bring light snowfall to the area today.
Accumulative amounts of 1-2 inches is expected. Falling snow could
lead to temporary reductions in visibility.
Details remain uncertain, but additional snow chances continue into
mid next week.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Aberdeen SD
319 AM CST Sat Dec 6 2025
MNZ039-046-SDZ003>011-015>017-020-021-033>037-045-048-051-070930-
Traverse-Big Stone-Corson-Campbell-McPherson-Brown-Marshall-Roberts-
Walworth-Edmunds-Day-Dewey-Potter-Faulk-Codington-Grant-Stanley-
Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo-
319 AM CST Sat Dec 6 2025 /219 AM MST Sat Dec 6 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.
Additional snowfall is expected to move in this morning and continue
through the afternoon and early evening. Up to two inches of
snowfall accumulation may be seen, with locally higher amounts
possible. Be prepared for slippery road conditions. The combination
of falling snow and winds may lead to isolated areas of drifting or
blowing snow between the Missouri River and the James River. This may
reduce visibility at times and make travel more dangerous.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Strong sustained northwest winds in excess of 40 miles per hour,
gusting to 55 miles per hour or greater are possible over central and
north central South Dakota Tuesday afternoon into Tuesday night.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
