Winter Weather Advisory
* WHAT...Periods of snow expected. Total snow accumulations between 1
and 3 inches. Winds gusting as high as 25 mph.
* WHERE...Portions of central and south central Montana.
* WHEN...From 5 AM early this morning to 2 AM MST Thursday.
* IMPACTS...Snow and blowing snow will impact travel at times. This
includes travel along Interstate 90 and Highway 191. The hazardous
conditions will impact the morning and evening commutes today.
From: Feb 18, 2026 08:41
Until: Feb 19, 2026 08:45
Winter Weather Advisory
* WHAT...Snow. Additional snow accumulations up to three inches.
* WHERE...The Interstate 90 Corridor between Bozeman and Whitehall,
The Madison and Beaverhead River Valleys, and Big Belt, Bridger
and Castle Mountains.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday evening commute.
From: Feb 18, 2026 17:54
Until: Feb 19, 2026 06:00
Winter Weather Advisory
* WHAT...Snow. Additional snow accumulations between 1 and 4 inches.
* WHERE...The Mountains of Southwestern Montana south of Interstate
90.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Plan on slippery road conditions. Tire chains may be
required for some vehicles if traveling through mountain passes.
From: Feb 18, 2026 17:54
Until: Feb 19, 2026 06:00
Winter Weather Advisory
* WHAT...Snow. Additional snow accumulations between 3 and 5 inches
with up to 8 additional inches in southwestern Yellowstone.
* WHERE...Yellowstone National Park.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Travel could be difficult. The hazardous conditions
could impact the Wednesday morning and evening commutes.
* ADDITIONAL DETAILS...Total accumulations around 3 inches near
Mammoth.
From: Feb 18, 2026 11:58
Until: Feb 19, 2026 00:00
Winter Weather Advisory
* WHAT...Snow. Total snow accumulations between 1 and 3 inches.
* WHERE...The Interstate 90 Corridor between Bozeman and Whitehall,
The Madison and Beaverhead River Valleys, and Big Belt, Bridger
and Castle Mountains.
* WHEN...Until 11 PM MST Wednesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday morning and evening commutes.
From: Feb 18, 2026 06:38
Until: Feb 19, 2026 00:00
Winter Weather Advisory
* WHAT...Snow. Total snow accumulations between 1 and 3 inches below
7000 feet and up to 6 inches above 7000 feet.
* WHERE...The Mountains of Southwestern Montana south of Interstate
90.
* WHEN...Until 11 PM MST Wednesday.
* IMPACTS...Plan on slippery road conditions. Tire chains may be
required for some vehicles if traveling through mountain passes.
The hazardous conditions could impact the Wednesday morning and
evening commutes.
From: Feb 18, 2026 06:38
Until: Feb 19, 2026 00:00
Winter Weather Advisory
* WHAT...Snow expected. Total snow accumulations between 5 and 8
inches for much of the area, with higher accumulations 7 to 12
inches for the Pitchstone Plateau of southwest Yellowstone.
* WHERE...Yellowstone National Park.
* WHEN...From 11 PM this evening to 11 PM MST Wednesday.
* IMPACTS...Backcountry travel will be difficult.
* ADDITIONAL DETAILS...Total accumulations around 2 inches near
Mammoth.
From: Feb 17, 2026 19:16
Until: Feb 18, 2026 14:15
High Wind Warning
* WHAT...Southwest wind gusts up to 75 mph. Significant blowing snow
over the higher peaks.
* WHERE...Absaroka/Beartooth Mountains.
* WHEN...Until 8 PM MST this evening.
* IMPACTS...Combination of snow and strong winds will create white
out conditions at times in exposed areas. Back country recreation
is strongly discouraged.
* ADDITIONAL DETAILS...Avalanche danger will increase.
From: Feb 17, 2026 11:42
Until: Feb 18, 2026 03:00
Wind Advisory
* WHAT...Southwest to west winds gusting up to 60 mph.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...From 8 AM this morning to 8 PM MST this evening.
* IMPACTS...Travel will be difficult, especially for high profile
vehicles. This includes I-90 through Livingston. Warm and dry
conditions could cause rapid fire spread in wildland grasses.
* ADDITIONAL DETAILS...Winds will be strongest this morning and
early afternoon.
From: Feb 17, 2026 11:42
Until: Feb 18, 2026 03:00
Winter Weather Advisory
* WHAT...Snow expected. Total snow accumulations between 3 and 6
inches across much of the area, with higher amounts 8 to 12 inches
over Pitchstone Plateau of southwest Yellowstone. Accumulations up
to 2 inches around Mammoth. Winds gusting as high as 45 mph.
* WHERE...Yellowstone National Park.
* WHEN...Until 5 PM MST this afternoon.
* IMPACTS...Backcountry travel will be difficult.
From: Feb 17, 2026 10:11
Until: Feb 18, 2026 00:00
Winter Weather Advisory
* WHAT...Snow expected. Total snow accumulations between 2 and 6
inches with up to 10 inches above 7000 feet near the Continental
Divide. Winds gusting as high as 50 mph over ridgetops and through
north to south oriented valleys.
* WHERE...Gallatin and Madison County Mountains and Centennial
Mountains and Ruby Mountains and Southern Beaverhead Mountains.
* WHEN...Until 5 PM MST Tuesday.
* IMPACTS...Tire chains may be required for some vehicles if
traveling through mountain passes. Gusty winds will create areas
of reduced visibility in blowing and drifting snow.
From: Feb 17, 2026 06:54
Until: Feb 18, 2026 00:00
Wind Advisory
* WHAT...Southwest winds gusting up to 65 mph.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...Until 11 AM MST Saturday.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills.
From: Jan 31, 2026 03:15
Until: Jan 31, 2026 18:00
Wind Advisory
* WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph
expected.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...From 8 PM this evening to 11 AM MST Saturday.
* IMPACTS...Gusty winds will blow around unsecured objects. Strong
crosswinds will make travel difficult along Interstate 90 from
Livingston to Big Timber and roads along the Beartooth Foothills.
From: Jan 30, 2026 21:07
Until: Jan 31, 2026 18:00
Wind Advisory
* WHAT...West winds 35 to 45 mph with gusts up to 65 mph occurring.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...Until 11 AM MST this morning.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills.
From: Jan 31, 2026 08:17
Until: Jan 31, 2026 18:00
Wind Advisory
* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph
expected.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...From 8 PM this evening to 11 AM MST Saturday.
* IMPACTS...Gusty winds will blow around unsecured objects. Strong
crosswinds will make travel difficult along Interstate 90 from
Livingston to Big Timber and roads along the Beartooth Foothills.
From: Jan 30, 2026 08:48
Until: Jan 31, 2026 16:30
Wind Advisory
* WHAT...Southwest wind gusts up to 65 mph expected.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...Until 3 PM MST Monday.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills. Areas of blowing snow may reduce visibility to
around a mile at times. Drifting snow may cause slick and
snowpacked roadways.
From: Jan 26, 2026 04:14
Until: Jan 26, 2026 22:00
Wind Advisory
* WHAT...Southwest wind gusts up to 65 mph expected.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...From 9 PM this evening to 3 PM MST Monday.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills. Areas of blowing snow may reduce visibility to
around a mile at times. Drifting snow may cause slick and
snowpacked roadways.
From: Jan 25, 2026 19:41
Until: Jan 26, 2026 19:45
Wind Advisory
* WHAT...Periods of southwest winds with gusts up to 60 mph expected.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...Until 11 AM MST Saturday.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills.
* ADDITIONAL DETAILS...Additional periods of strong winds are
possible into early next week.
From: Jan 09, 2026 09:41
Until: Jan 10, 2026 09:45
Wind Advisory
* WHAT...Periods of southwest winds with gusts up to 65 mph expected.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...From 11 PM this evening to 11 AM MST Saturday.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills.
* ADDITIONAL DETAILS...Additional periods of strong winds are
possible into early next week.
From: Jan 08, 2026 09:14
Until: Jan 09, 2026 20:45
Avalanche Warning
AVWTFX
THE FOLLOWING MESSAGE IS TRANSMITTED AT THE REQUEST OF THE
GALLATIN NATIONAL FOREST AVALANCHE CENTER.
BACKCOUNTRY AVALANCHE WARNING
IMMEDIATE BROADCAST REQUESTED
05:30 MST Thu Jan 08 2026
The Gallatin NF Avalanche Center in Bozeman has issued a
BACKCOUNTRY AVALANCHE WARNING for the following areas:
NWS Great Falls MT - MTZ330 (MTZ330)
* WHAT...Very dangerous avalanche conditions exist. The avalanche danger is HIGH
* WHERE...The Lionhead area near West Yellowstone.
* WHEN...In effect from Thursday 05:30 AM MST to Friday 05:30 AM
MST.
* IMPACTS...Heavy snowfall over the last 5 days combined with
strong winds has overloaded many slopes. You can easily trigger
bone breaking avalanches that may bury you 6 feet deep.
* PRECAUTIONARY / PREPAREDNESS ACTIONS...Avoid being on or
underneath any slope steeper than 30 degrees. Stay far away from
these slopes.
Consult http://www.mtavalanche.com or www.avalanche.org for more
detailed information.
Similar avalanche danger may exist at locations outside the
coverage area of this or any avalanche center.
Avalanche Hotline: 406-587-6981
This warning will expire or be updated by 6:00 a.m. on Friday,
January 9th.
From: Jan 08, 2026 12:05
Until: Jan 09, 2026 12:15
Wind Advisory
* WHAT...Southwest winds 35 to 45 mph with gusts up to 70 mph
occurring.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...Until noon MST Wednesday.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills.
From: Jan 06, 2026 20:32
Until: Jan 07, 2026 19:00
Winter Weather Advisory
* WHAT...Snow expected. Additional snow accumulations of 1 to 2
inches nearby Mammoth and higher accumulations of 10 to 14 inches
near the South Entrance. Up to 2 feet of additional snow
accumulations in southwest portions of Yellowstone. Widespread
wind gusts of 25 to 35 mph, with higher elevations gusting up to
50 mph.
* WHERE...Yellowstone National Park.
* WHEN...Until 5 PM MST Wednesday.
* IMPACTS...Travel could be very difficult, especially in the
backcountry.
* ADDITIONAL DETAILS...Snowfall will vary between light to moderate
intensity through Wednesday evening. The most likely period of
moderate snowfall will be Tuesday evening through Wednesday
morning.
From: Jan 06, 2026 19:34
Until: Jan 07, 2026 14:00
Wind Advisory
* WHAT...Southwest winds 35 to 45 mph with gusts up to 70 mph.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...Until noon MST Wednesday.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills.
* ADDITIONAL DETAILS...The strongest winds are expected to occur this
morning into early Wednesday morning.
From: Jan 06, 2026 08:47
Until: Jan 07, 2026 09:00
Winter Weather Advisory
* WHAT...Snow expected. Total snow accumulations of 4 to 8 inches
with amounts of 1 to 2 inches nearby Mammoth. Locally higher
amounts of 10 to 16 inches near the South Entrance and up to 2
feet in southwestern portions of the park. Winds may gust as high
as 50 mph at times.
* WHERE...Yellowstone National Park.
* WHEN...Until 5 PM MST Wednesday.
* IMPACTS...Travel could be very difficult, especially in the
backcountry.
From: Jan 06, 2026 11:55
Until: Jan 07, 2026 00:00
Wind Advisory
* WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph
expected.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...From 2 AM Tuesday to noon MST Wednesday.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills.
From: Jan 05, 2026 20:39
Until: Jan 06, 2026 20:45
Winter Weather Advisory
* WHAT...Snow expected. Total snow accumulations of 4 to 8 inches
with amounts of 1 to 2 inches nearby Mammoth. Locally higher
amounts of 10 to 16 inches near the South Entrance and up to 2
feet in southwestern portions of the park. Winds may gust as high
as 50 mph at times.
* WHERE...Yellowstone National Park.
* WHEN...From 11 PM this evening to 5 PM MST Wednesday.
* IMPACTS...Travel could be very difficult especially in the
backcountry.
* ADDITIONAL DETAILS...Light to moderate snowfall will occur over a
period of nearly 48 hours. There will be heavier periods of
snowfall, likely Tuesday morning and once again Wednesday morning.
From: Jan 05, 2026 20:47
Until: Jan 06, 2026 14:30
Winter Weather Advisory
* WHAT...Snow expected. Total snow accumulations 1 to 3 inches at
lower elevations and up to 6 inches in the mountains south of West
Yellowstone. Winds gusting as high as 45 mph.
* WHERE...Gallatin and Madison County Mountains and Centennial
Mountains.
* WHEN...From 5 PM this afternoon to 11 AM MST Tuesday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
From: Jan 05, 2026 20:33
Until: Jan 06, 2026 12:00
Wind Advisory
* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph
expected.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...From 2 AM Tuesday to noon MST Wednesday.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills.
From: Jan 05, 2026 08:20
Until: Jan 06, 2026 08:30
Special Weather Statement
At 415 PM MST, snow showers were increasing along the continental
divide from Rogers Pass south through Elk Park. These snow showers
will become more numerous across southern Lewis and Clark,
Jefferson, Broadwater and Meagher counties through early this
evening and may organize into bands with locally more intense
snowfall.
Visibility may be locally reduced to less than one mile in snow
showers with quick slushy accumulation on road surfaces this
evening. Snowfall amounts to around 2 inches are expected near
the continental divide with an inch or less at elevations below
5000 feet, including the Helena Valley. In addition, temperatures
falling below freezing may lead to icy road conditions.
Those traveling the interstate between Helena and Butte or over
passes across the continental divide are most likely to see
winter weather impacts this evening and should be alert for
changing road conditions and areas of poor visibility this
evening.
From: Jan 05, 2026 23:31
Until: Jan 06, 2026 04:00
Winter Weather Advisory
* WHAT...Snow expected. Total snow accumulations 4 to 8 inches with
lesser amounts nearby Mammoth. Locally higher amounts up to 12
inches near the South Entrance and up to 2 feet in southwestern
portions of the park. Winds gusting as high as 45 mph through the
day Sunday.
* WHERE...Yellowstone National Park.
* WHEN...Until 11 AM MST Monday.
* IMPACTS...Travel could be very difficult. The hazardous conditions
could impact the Sunday morning and evening commute.
From: Jan 04, 2026 10:00
Until: Jan 04, 2026 23:00
Wind Advisory
* WHAT...Periods of strong southwest winds gusting up to 60 mph.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...Until 2 PM MST this afternoon.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills.
From: Jan 04, 2026 11:39
Until: Jan 04, 2026 21:00
Wind Advisory
* WHAT...Periods of strong southwest winds 25 to 35 mph with gusts up
to 60 mph.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...Until 2 PM MST Sunday.
* IMPACTS...Strong crosswinds will make travel difficult along
Interstate 90 from Livingston to Big Timber and roads along the
Beartooth Foothills.
* ADDITIONAL DETAILS...Strong cross winds are expected the rest of
this afternoon. Winds may back off some this evening before
increasing again late tonight into Sunday.
From: Jan 03, 2026 20:26
Until: Jan 04, 2026 20:30
Winter Weather Advisory
* WHAT...Snow expected. Total snow accumulations 4 to 8 inches with
lesser amounts nearby Mammoth. Locally higher amounts up to 16
inches near the South Entrance and up to 2 feet in southwestern
portions of the park. Winds gusting as high as 45 mph tonight
through Sunday morning.
* WHERE...Yellowstone National Park.
* WHEN...From 11 PM this evening to 11 AM MST Monday.
* IMPACTS...Travel could be very difficult. The hazardous conditions
could impact the Monday morning commute.
From: Jan 03, 2026 19:56
Until: Jan 04, 2026 14:00
Winter Weather Advisory
* WHAT...Snow expected. Total snow accumulations 4 to 8 inches.
Locally higher amounts up to 16 inches near the South Entrance and
up to 2 feet in southwestern portions of the park. Winds gusting
as high as 45 mph tonight through Sunday morning.
* WHERE...Yellowstone National Park.
* WHEN...From 11 PM this evening to 11 AM MST Monday.
* IMPACTS...Travel could be very difficult. The hazardous conditions
could impact the Monday morning commute.
From: Jan 03, 2026 08:27
Until: Jan 03, 2026 23:00
Wind Advisory
* WHAT...Southwest winds gusting 55 to 65 mph.
* WHERE...Beartooth Foothills and Livingston Area.
* WHEN...Until 7 AM MST Thursday.
* IMPACTS...Gusty winds will blow around unsecured objects. Strong
crosswinds will make travel difficult along Interstate 90 from
Livingston to Big Timber and roads along the Beartooth Foothills.
* ADDITIONAL DETAILS...Wind gusts should begin to decrease before
sunrise early Thursday morning.
From: Jan 01, 2026 00:23
Until: Jan 01, 2026 14:00
