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Avalanche Lake, MT 14 Day Weather
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Avalanche Lake, MT Weather Forecast
Avalanche Lake, MT Weather Forecast Dated: 249 PM Sun Oct 11 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and a stable pattern will dominate.
Sunday, October 11, 2026
Mid-Morning
23°F -5°C
Heavy Snow
Mid-Afternoon
21°F -6°C
Heavy Snow
Early-Evening
19°F -7°C
Heavy Snow
Freezing near 21°F -6°C, rounds of snow expected off and on all day, with steady humidity and steady pressure. New snow accumulation of 6 to 9 in. 15 to 23 cm.
Monday, October 12, 2026
Mid-Morning
28°F -2°C
Light Fog
Mid-Afternoon
29°F -2°C
Freezing Fog
Early-Evening
34°F 1°C
Light Snow
Freezing temperatures near 29°F -2°C, mainly dry until evening snow arrive, with steady humidity and steady pressure.
Tuesday, October 13, 2026
Mid-Morning
35°F 2°C
Light Fog
Mid-Afternoon
28°F -2°C
Light Fog
Early-Evening
30°F -1°C
Light Fog
Frigid with highs around 28°F -2°C, partly cloudy in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure rising.
Wednesday, October 14, 2026
Mid-Morning
36°F 2°C
Sunny
Mid-Afternoon
33°F 0°C
Partly Cloudy
Early-Evening
38°F 4°C
Sunny
Nippy around 33°F 0°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds turning from the SSW to the SW at 9 mph 13 km/h.
Thursday, October 15, 2026
Mid-Morning
33°F 1°C
Sunny
Mid-Afternoon
35°F 2°C
Partly Cloudy
Early-Evening
35°F 2°C
Fog
Biting cold near 35°F 2°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with increasing humidity and barometric pressure rising.
Friday, October 16, 2026
Mid-Morning
41°F 5°C
Sunny
Mid-Afternoon
43°F 6°C
Sunny
Early-Evening
44°F 7°C
Sunny
Cold with a high near 43°F 6°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds switching from the SSW to the SW at 13 mph 21 km/h.
Saturday, October 17, 2026
Mid-Morning
43°F 6°C
Sunny
Mid-Afternoon
45°F 7°C
Sunny
Early-Evening
46°F 8°C
Cloudy
Chilly near 45°F 7°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds SW at 13 mph 21 km/h.
Sunday, October 18, 2026
Mid-Morning
45°F 7°C
Overcast
Mid-Afternoon
45°F 7°C
Partly Cloudy
Early-Evening
46°F 8°C
Sunny
Crisp with a high near 45°F 7°C, overcast in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds swinging from the SSW to the SW at 10 mph 15 km/h.
Monday, October 19, 2026
Mid-Morning
42°F 6°C
Sunny
Mid-Afternoon
47°F 9°C
Partly Cloudy
Early-Evening
48°F 9°C
Partly Cloudy
Brisk around 47°F 9°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and barometric pressure falling. Winds blowing from the SW at 11 mph 18 km/h.
Tuesday, October 20, 2026
Mid-Morning
25°F -4°C
Blizzard
Mid-Afternoon
27°F -3°C
Heavy Snow & Thunder
Early-Evening
23°F -6°C
Light Snow Showers
Freezing near 27°F -3°C, periods of blowing snow, with steady humidity and barometric pressure rising. Winds turning from the SW to the WSW at 11 mph 18 km/h. Gusts up to 21 mph 34 km/h.
Wednesday, October 21, 2026
Mid-Morning
19°F -7°C
Light Snow
Mid-Afternoon
31°F 0°C
Sunny
Early-Evening
33°F 1°C
Patchy Moderate Snow
Freezing temperatures near 31°F 0°C, early snow and late snow with a lull during the afternoon, with lower humidity and barometric pressure falling. Winds out of the SW at 16 mph 26 km/h. Gusts up to 24 mph 39 km/h.
Thursday, October 22, 2026
Mid-Morning
24°F -4°C
Patchy Moderate Snow
Mid-Afternoon
23°F -5°C
Heavy Snow & Thunder
Early-Evening
19°F -8°C
Light Fog
Frigid with highs around 23°F -5°C, snow through the afternoon, tapering off by evening, with increasing humidity and barometric pressure rising. Snow accumulation up to 1 in. up to 3 cm. Winds moving from the SSW to the N at 3 mph 5 km/h.
Friday, October 23, 2026
Mid-Morning
18°F -8°C
Freezing Rain
Mid-Afternoon
22°F -5°C
Snow
Early-Evening
22°F -6°C
Freezing Rain
Freezing near 22°F -5°C, rounds of freezing rain expected off and on all day, with steady humidity and steady pressure.
Saturday, October 24, 2026
Mid-Morning
31°F -1°C
Sunny
Mid-Afternoon
34°F 1°C
Sunny
Early-Evening
35°F 2°C
Sunny
Biting cold near 34°F 1°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds NNW at 3 mph 5 km/h.
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