939
WWUS45 KTFX 040821
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
221 AM MDT Sat Oct 4 2025

MTZ301-042330-
/O.CON.KTFX.WS.W.0015.251005T0600Z-251005T1800Z/
East Glacier Park Region-
Including the following locations: Babb, Logan Pass, Kiowa,
Marias Pass, Saint Mary, and East Glacier Park
221 AM MDT Sat Oct 4 2025

...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON MDT SUNDAY...

* WHAT...Heavy, wet snow expected. Total snow accumulations of 4 to
  8 inches above 5500 feet, including Logan Pass, with 2 to 5 inches
  below 5500 ft including Saint Mary and Babb. Winds gusting as high
  as 40 mph.

* WHERE...East Glacier Park Region Zone.

* WHEN...From midnight tonight to noon MDT Sunday.

* IMPACTS...Cold, wet, and raw outdoor conditions developing today
  and worsening tonight will bring an increased risk for hypothermia
  to 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 with snow also impacting
  US-89 from Kiowa north the International border late tonight into
  early Sunday morning.

* ADDITIONAL DETAILS...There is a 20-30% probability for a period of
  heavier snowfall rates to around 1 inch per hour between midnight
  and 4 AM Sunday for areas along US-89 from the Hudson Bay Divide
  north to the International Border.

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.

&&

$$

MTZ330-042330-
/O.CON.KTFX.WW.Y.0042.251005T0000Z-251006T0000Z/
Gallatin and Madison County Mountains and Centennial Mountains-
Including the following locations: Raynolds Pass, Big Sky, West
Yellowstone, and Targhee Pass
221 AM MDT Sat Oct 4 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
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 this evening 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling. The latest road conditions can be
obtained by calling 5 1 1 or visiting the MDT Road Report website.

Remember, a Winter Weather Advisory means that there is at least an
80% chance of minor impacts due to winter weather conditions during
the advisory period.

&&

$$

MTZ302-042330-
/O.CON.KTFX.WW.Y.0042.251005T0600Z-251005T1800Z/
Northern High Plains-
Including the following locations: Dupuyer, Browning, and Heart
Butte
221 AM MDT Sat Oct 4 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
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 tonight to noon MDT Sunday.

* IMPACTS...A period of winter travel conditions will develop late
  tonight through early Saturday morning including some slushy roads
  and periods of lower visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling. The latest road conditions can be
obtained by calling 5 1 1 or visiting the MDT Road Report website.

Remember, a Winter Weather Advisory means that there is at least an
80% chance of minor impacts due to winter weather conditions during
the advisory period.

&&

$$

MTZ307-317-318-042330-
/O.CON.KTFX.WW.Y.0042.251005T0600Z-251005T1800Z/
Southern Rocky Mountain Front-Little Belt and Highwood Mountains-
Snowy and Judith Mountains-
Including the following locations: Monarch, Neihart, Kings Hill
Pass, and Rogers Pass
221 AM MDT Sat Oct 4 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO NOON MDT SUNDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 inches
  with highest amounts over Kings Hill. Winds gusting as high as 35
  mph.

* WHERE...The Highwood, Little Belt, Judith, and Snowy Mountains,
  and Southern Rocky Mountain Front.

* WHEN...From midnight tonight to noon MDT Sunday.

* IMPACTS...Cold, wet and raw conditions will be hazardous for those
  not prepared. A period of winter travel conditions will develop
  late tonight through early Saturday morning including some slushy
  roads and periods of lower visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling. The latest road conditions can be
obtained by calling 5 1 1 or visiting the MDT Road Report website.

Remember, a Winter Weather Advisory means that there is at least an
80% chance of minor impacts due to winter weather conditions during
the advisory period.

&&

$$

Hoenisch