Alpine, MT 14 Day Weather - WeatherWorld.com
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Alpine, MT Weather Forecast


Alpine, MT Weather Forecast Dated: 942 PM Mon Sep 07 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Monday, September 7, 2026
Mid-Morning
45°F 7°C
Scattered Showers
Mid-Afternoon
49°F 10°C
Sunny
Early-Evening
45°F 7°C
Sunny
Brisk around 49°F 10°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure rising. Winds out of the WSW at 15 mph 25 km/h. Gusts up to 27 mph 44 km/h.
Tuesday, September 8, 2026
Mid-Morning
44°F 7°C
Sunny
Mid-Afternoon
55°F 13°C
Partly Cloudy
Early-Evening
43°F 6°C
Scattered Showers
Cool and brisk at 55°F 13°C, scattered downpours possible, with increasing humidity and steady pressure. Winds blowing from the WSW at 17 mph 27 km/h.
Wednesday, September 9, 2026
Mid-Morning
49°F 9°C
Sunny
Mid-Afternoon
61°F 16°C
Sunny
Early-Evening
53°F 11°C
Sunny
Comfortable at 61°F 16°C, sunny throughout the day, with steady humidity and steady pressure. Winds WNW at 14 mph 23 km/h.
Thursday, September 10, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
65°F 18°C
Overcast
Early-Evening
56°F 14°C
Overcast
Cool with a high near 65°F 18°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling. Winds out of the SW at 13 mph 21 km/h.
Friday, September 11, 2026
Mid-Morning
52°F 11°C
Cloudy
Mid-Afternoon
61°F 16°C
Overcast
Early-Evening
39°F 4°C
Nearby Thunderstorms
Refreshing around 61°F 16°C, locally heavy thunderstorms at times, with increasing humidity and barometric pressure rising. Winds shifting from the SW to the E at 6 mph 10 km/h.
Saturday, September 12, 2026
Mid-Morning
44°F 7°C
Overcast
Mid-Afternoon
49°F 10°C
Light Showers
Early-Evening
42°F 6°C
Light Showers
Cool and brisk at 49°F 10°C, dry early, with showers continuing through afternoon and evening, with increasing humidity and steady pressure.
Sunday, September 13, 2026
Mid-Morning
41°F 5°C
Partly Cloudy
Mid-Afternoon
44°F 6°C
Scattered Showers
Early-Evening
39°F 4°C
Light Sleet Showers
Nippy around 44°F 6°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure rising. Winds WSW at 18 mph 29 km/h.
Monday, September 14, 2026
Mid-Morning
35°F 1°C
Light Snow Showers
Mid-Afternoon
45°F 7°C
Partly Cloudy
Early-Evening
42°F 6°C
Sunny
Crisp with a high near 45°F 7°C, scattered morning snow before drying out later, with lower humidity and steady pressure. Winds switching from the WSW to the SW at 5 mph 9 km/h.
Tuesday, September 15, 2026
Mid-Morning
41°F 5°C
Sunny
Mid-Afternoon
50°F 10°C
Partly Cloudy
Early-Evening
40°F 5°C
Overcast
Brisk around 50°F 10°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with increasing humidity and steady pressure.
Wednesday, September 16, 2026
Mid-Morning
45°F 7°C
Sunny
Mid-Afternoon
56°F 13°C
Sunny
Early-Evening
58°F 15°C
Cloudy
Cool and brisk at 56°F 13°C, sunny through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling.
Thursday, September 17, 2026
Mid-Morning
60°F 16°C
Overcast
Mid-Afternoon
62°F 16°C
Scattered Showers
Early-Evening
57°F 14°C
Scattered Showers
Comfortable at 62°F 16°C, scattered downpours possible, with increasing humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
59°F 15°C
Cloudy
Early-Evening
49°F 10°C
Overcast
Cool with a high near 59°F 15°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds moving from the SSW to the N at 6 mph 9 km/h.
Saturday, September 19, 2026
Mid-Morning
38°F 3°C
Partly Cloudy
Mid-Afternoon
50°F 10°C
Sunny
Early-Evening
45°F 8°C
Sunny
Brisk around 50°F 10°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
54°F 12°C
Cloudy
Mid-Afternoon
69°F 21°C
Overcast
Early-Evening
61°F 16°C
Sunny
Mild temperatures up to 69°F 21°C, cloudy in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling. Winds WSW at 9 mph 14 km/h.
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