Winter Storm Warning
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
205 PM MDT Fri Oct 3 2025
MTZ067-068-042015-
/O.UPG.KBYZ.WS.A.0015.251004T1200Z-251006T0000Z/
/O.NEW.KBYZ.WS.W.0016.251004T1200Z-251006T0000Z/
Absaroka/Beartooth Mountains-Crazy Mountains-
Including the locations of Cooke City
205 PM MDT Fri Oct 3 2025
...WINTER STORM WARNING IN EFFECT FROM 6 AM SATURDAY TO 6 PM MDT
SUNDAY...
* WHAT...Moderate to heavy snow. Total snow accumulations between 10
and 18 inches possible, greatest on north aspects of the
Beartooths.
* WHERE...Absaroka/Beartooth Mountains and Crazy Mountains.
* WHEN...From 6 AM Saturday to 6 PM MDT Sunday.
* IMPACTS...Recreation in the high country will be impacted by heavy
accumulating snow. Travel could be very difficult to impossible.
* ADDITIONAL DETAILS...Heaviest snow accumulations will occur above
8,000 feet.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Recreation in the mountains will be hazardous to dangerous during
this period. If you must travel, keep an extra flashlight, food, and
water in your vehicle in case of an emergency. For the latest road
conditions, call 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
134 PM MDT Fri Oct 3 2025
MTZ301-041045-
/O.UPG.KTFX.WS.A.0015.251005T0600Z-251005T1800Z/
/O.NEW.KTFX.WS.W.0015.251005T0600Z-251005T1800Z/
East Glacier Park Region-
Including the following locations: Saint Mary, East Glacier Park,
Logan Pass, Kiowa, Babb, and Marias Pass
134 PM MDT Fri Oct 3 2025
...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT SATURDAY NIGHT TO
NOON MDT SUNDAY...
* WHAT...Heavy, wet snow expected. Total snow accumulations of 4 to
8 inches above 5500 feet, with a 70% chance for 8 inches of snow
or more above 7000 feet. Winds gusting as high as 40 mph.
* WHERE...East Glacier Park Region Zone.
* WHEN...From midnight Saturday Night to noon MDT Sunday.
* IMPACTS...Cold, wet, and raw outdoor conditions. Increased risk
for hypothermia and frost bite for those not properly dressed for
the weather. Roads in Glacier National Park, including
Going-to-the-Sun Road and Logan Pass may become difficult to
travel or impassible.
* ADDITIONAL DETAILS...Power outages and infrastructure disruptions
may occur in addition to road closures.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. The latest road conditions can
be obtained by calling 5 1 1 or visiting the MDT Road Report website.
Remember, a Winter Storm Warning means that there is at least an 80%
chance of impactful winter weather conditions during the warning
period.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
1215 PM MDT Fri Oct 3 2025
MTZ002-041815-
/O.UPG.KMSO.WS.A.0007.251005T0600Z-251005T1800Z/
/O.NEW.KMSO.WS.W.0009.251005T0600Z-251005T1800Z/
West Glacier Region-
1215 PM MDT Fri Oct 3 2025
...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT SATURDAY NIGHT TO
NOON MDT SUNDAY ABOVE 5500 FEET...
* WHAT...Heavy snow expected above 5500 feet. Major winter weather
impacts. Total snow accumulations of 4 to 8 inches expected. 15%
chance for 10 inches of snow for elevations around Logan Pass.
Higher amounts for elevations above 7000 feet. Cold, wet, and
windy conditions expected, with east northeast winds in excess of
30 mph will lead to concerns for hypothermia.
* WHERE...Glacier National Park higher elevations including
Going-to-the-Sun Road and Logan Pass.
* WHEN...From midnight Saturday Night to noon MDT Sunday.
* IMPACTS...For MAJOR winter weather impacts, expect considerable
disruptions to normal activities. Dangerous or impossible
traveling conditions. Avoid travel in the impacted areas if
possible. Widespread closures and disruptions to infrastructure
may occur.
* ADDITIONAL DETAILS...Consider delaying backcountry recreation.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.
&&
$$
Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
134 PM MDT Fri Oct 3 2025
MTZ302-041045-
/O.NEW.KTFX.WW.Y.0042.251005T0600Z-251005T1800Z/
Northern High Plains-
Including the following locations: Browning, Dupuyer, and Heart
Butte
134 PM MDT Fri Oct 3 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT SATURDAY NIGHT TO
NOON MDT SUNDAY...
* WHAT...Snow expected. Total snow accumulations up to two inches.
Winds gusting as high as 35 mph.
* WHERE...Northern High Plains.
* WHEN...From midnight Saturday Night to noon MDT Sunday.
* IMPACTS...Cold, wet, and raw outdoor conditions. Increased risk
for hypothermia for those not properly dressed for the weather.
Roads will become slushy and slippery.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
134 PM MDT Fri Oct 3 2025
MTZ307-317-318-041045-
/O.NEW.KTFX.WW.Y.0042.251005T0600Z-251005T1800Z/
Southern Rocky Mountain Front-Little Belt and Highwood Mountains-
Snowy and Judith Mountains-
Including the following locations: Neihart, Kings Hill Pass,
Rogers Pass, and Monarch
134 PM MDT Fri Oct 3 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT SATURDAY NIGHT TO
NOON MDT SUNDAY...
* WHAT...Snow expected. Total snow accumulations of 2 to 5 inches.
Winds gusting as high as 35 mph.
* WHERE...The Highwood, Little Belt, Judith, and Snowy Mountains,
and Southern Rocky Mountain Front.
* WHEN...From midnight Saturday Night to noon MDT Sunday.
* IMPACTS...Cold, wet, and raw outdoor conditions. Increased risk
for hypothermia for those not properly dressed for the weather.
Forest roads may become difficult to travel or impassible due to
muddy and slushy conditions.
* ADDITIONAL DETAILS...Isolated power outages for areas that receive
heavier snow falling onto power lines and or trees with full
foliage.
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.
&&
$$
IG
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
134 PM MDT Fri Oct 3 2025
MTZ330-041045-
/O.UPG.KTFX.WS.A.0015.251005T0000Z-251006T0000Z/
/O.NEW.KTFX.WW.Y.0042.251005T0000Z-251006T0000Z/
Gallatin and Madison County Mountains and Centennial Mountains-
Including the following locations: Raynolds Pass, Targhee Pass,
Big Sky, and West Yellowstone
134 PM MDT Fri Oct 3 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM SATURDAY TO 6 PM MDT
SUNDAY...
* WHAT...Heavy, wet snow expected. Total snow accumulations of 3 to
7 inches above 6000 feet.
* WHERE...Gallatin and Madison County Mountains and Centennial
Mountains.
* WHEN...From 6 PM Saturday to 6 PM MDT Sunday.
* IMPACTS...Cold, wet, and raw outdoor conditions. Increased risk
for hypothermia for those not properly dressed for the weather.
Forest roads may become difficult to travel or impassible due to
muddy and slushy conditions.
* ADDITIONAL DETAILS...Isolated power outages for areas that receive
heavier snow falling onto power lines and or trees with full
foliage.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
102 PM MDT Fri Oct 3 2025
WYZ002-041300-
/O.UPG.KRIW.WS.A.0007.251004T1800Z-251006T0000Z/
/O.NEW.KRIW.WW.Y.0026.251004T1800Z-251006T0000Z/
Absaroka Mountains-
102 PM MDT Fri Oct 3 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM NOON SATURDAY TO 6 PM MDT
SUNDAY...
* WHAT...Heavy snow possible. Total snow accumulations of 6 to 10
inches above 9000 feet with amounts of 10 to 15 inches above 10000
feet. Elevations between 7000 and 9000 feet can see total snow
accumulations of a trace to 6 inches.
* WHERE...Absaroka Mountains.
* WHEN...From noon Saturday to 6 PM MDT Sunday.
* IMPACTS...Travel could be difficult at times, especially over
mountain passes and roads.
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.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
1215 PM MDT Fri Oct 3 2025
MTZ007-041815-
/O.NEW.KMSO.WW.Y.0036.251005T0600Z-251005T1800Z/
Butte/Blackfoot Region-
1215 PM MDT Fri Oct 3 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT SATURDAY NIGHT TO
NOON MDT SUNDAY ABOVE 5500 FEET...
* WHAT...Snow expected above 5500 feet. There is a likelihood of
minor to moderate winter weather impacts, for early season snow.
Total snow accumulations of 2 to 4 inches.
* WHERE...Backcountry roads. Impacts due to snow are expected to be
above pass levels.
* WHEN...From midnight Saturday Night to noon MDT Sunday.
* IMPACTS...For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur.
* ADDITIONAL DETAILS...Pack additional supplies for cold, wet and
breezy conditions in the backcountry.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
1215 PM MDT Fri Oct 3 2025
MTZ043-041815-
/O.NEW.KMSO.WW.Y.0036.251005T0600Z-251005T1800Z/
Potomac/Seeley Lake Region-
1215 PM MDT Fri Oct 3 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT SATURDAY NIGHT TO
NOON MDT SUNDAY ABOVE 5500 FEET...
* WHAT...Snow expected above 5500 feet. There is a likelihood of
minor to moderate winter weather impacts, for early season snow.
Total snow accumulations of 2 to 4 inches.
* WHERE...Backcountry roads in the Potomac/Seeley Lake Region.
* WHEN...From midnight Saturday Night to noon MDT Sunday.
* IMPACTS...For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur.
* ADDITIONAL DETAILS...Pack additional supplies for cold, wet and
breezy conditions in the backcountry.
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.
&&
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Riverton WY
304 AM MDT Fri Oct 3 2025
WYZ001>020-022>030-041315-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
304 AM MDT Fri Oct 3 2025
...WINTER STORM WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY AFTERNOON FOR THE ABSAROKA MOUNTAINS AND BIGHORN MOUNTAINS...
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and Tonight.
Showers returning to western Wyoming with strong thunderstorms
possible in the afternoon. Elevated fire weather likely in the
afternoon from Rock Springs through Casper.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday.
Saturday...Periods of rain likely across much of the area. Snow
likely in the mountains with several inches at the higher
elevations of the Absaroka, Wind River, and Bighorn Mountains,
with the worst conditions Saturday night.
Sunday...Light to moderate snow continues in the mountains. Sub
freezing temperatures possible at lower elevations Sunday night.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
