Montana Weather General Forecast

257
FPUS65 KTFX 100001
SFPMT

State Forecast For Montana
National Weather Service Great Falls MT
500 PM MST Mon Feb 9 2026

MTZ001.007-043-101100-
West of the Continental Divide-
National Weather Service Missoula MT
500 PM MST Mon Feb 9 2026

.TONIGHT...Mostly cloudy. Lows 18 to 25.
.TUESDAY...Partly cloudy. Highs in the upper 30s to mid 40s.
.TUESDAY NIGHT...Mostly cloudy. Lows 17 to 24.
.WEDNESDAY...Partly cloudy in the morning then clearing. Highs in
the upper 30s to mid 40s.
.THURSDAY...Partly cloudy. Lows 16 to 23. Highs in the upper 30s
to mid 40s.
.FRIDAY...Mostly cloudy. Lows 18 to 25. Highs in the upper 30s to
mid 40s.
.SATURDAY...Mostly cloudy with a chance of rain and snow. Lows in
the 20s. Highs in the upper 30s to mid 40s.

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MTZ301.314-316.318-101100-
Central Montana-
National Weather Service Great Falls MT
500 PM MST Mon Feb 9 2026

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON FOR Judith Basin County and Judith Gap...Fergus County
below 4500ft...Little Belt and Highwood Mountains...Snowy and
Judith Mountains...

.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Chance of rain and snow in the evening. Lows 20 to 30...
15 to 25 in the mountains.
.TUESDAY...Sunny. Highs 40 to 45...30 to 40 in the mountains.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows 20 to 25.
.WEDNESDAY...Mostly clear. Highs 40 to 45.
.THURSDAY...Mostly clear. Lows 20 to 25. Highs 40 to 50.
.FRIDAY...Mostly cloudy. Lows 20 to 30. Highs 40 to 50.
.SATURDAY...Mostly cloudy. Chance of snow. Lows 20 to 30. Highs
40 to 50.
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MTZ315-319.330-101100-
Southwest Montana-
National Weather Service Great Falls MT
500 PM MST Mon Feb 9 2026

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON FOR Big Belt, Bridger and Castle Mountains...Meagher
County Valleys...Gallatin and Madison County Mountains and
Centennial Mountains...

.TONIGHT...Partly cloudy. Lows 10 to 20.
.TUESDAY...Increasing clouds. Highs 35 to 45...25 to 35 in the
mountains.
.TUESDAY NIGHT...Mostly cloudy. Lows 15 to 25.
.WEDNESDAY...Mostly cloudy. Chance of snow. Highs 30 to 40.
.THURSDAY...Mostly clear. Lows 15 to 25. Highs 35 to 45.
.FRIDAY...Mostly cloudy. Lows 15 to 25. Highs 35 to 45.
.SATURDAY...Mostly cloudy. Chance of snow. Lows 20 to 25. Highs
30 to 40.
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MTZ016.027-059.062-101100-
Northeast Montana-
National Weather Service Glasgow MT
500 PM MST Mon Feb 9 2026

.TONIGHT...Mostly cloudy. A slight chance of light snow after
midnight. Lows in the mid to upper 20s.
.TUESDAY...Partly cloudy. Highs in the lower to mid 40s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
.WEDNESDAY...Partly cloudy. Highs in the lower to mid 40s.
.THURSDAY...Mostly clear. Highs in the 40s. Lows 19 to 24.
.FRIDAY...Partly cloudy. Highs in the 40s. Lows in the lower to
mid 20s.
.SATURDAY...Mostly cloudy. Highs in the 40s. Lows in the 20s.

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MTZ028.042-056.058-063.068-101100-
South Central and Southeast Montana-
National Weather Service Billings MT
500 PM MST Mon Feb 9 2026

...Winter Storm Warning in effect until 5 PM MST this afternoon for
   portions of South Central Montana...

.TONIGHT...Mostly cloudy. Patchy fog. Slight chance of snow. Lows
in the upper teens to the upper 20s.
.TUESDAY...Mostly sunny. Highs in the 40s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper teens to the
upper 20s.
.WEDNESDAY...Partly sunny. Highs in the 40s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper teens to the
upper 20s.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows in the lower 20s to
the lower 30s. Highs in the mid 40s to the mid 50s.
.FRIDAY NIGHT...Partly cloudy. Lows in the 20s.
.SATURDAY...Partly sunny. Highs in the mid 40s to lower 50s.

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