Alpine, MT Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Alpine, MT in one place.
Sunny. High near 47, with temperatures falling to around 39 in the afternoon. Southwest wind 10 to 23 mph.
Local Weather Overview
This forecast page for Alpine, MT is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Nov 5, 2026 4:38 PM MST.
The active forecast window currently covers Nov 6 to Nov 11, 2026 for Alpine, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 11, 2026
- Latest sync
- Nov 5, 2026 4:38 PM MST
- Forecast office
- BYZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Alpine
Saturday looks like the warmest upcoming period in Alpine at 56 degrees F.
Friday Night is the coolest period ahead with temperatures near 30 degrees F.
The strongest winds are forecast for Saturday Night at about 10 to 35 mph SW.
The forecast from Nov 6 through Nov 11 stays mostly dry.
Forecast Details
- Last updated
- Nov 5, 2026 4:38 PM MST
- Coverage
- 7 days
- Time zone
- America/Denver
- Forecast office
- BYZ
- Radar station
- KBLX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear. Low around 30, with temperatures rising to around 32 overnight. Southwest wind 16 to 25 mph.
Sunny. High near 56, with temperatures falling to around 46 in the afternoon. West southwest wind 5 to 21 mph.
Mostly clear. Low around 37, with temperatures rising to around 39 overnight. Southwest wind 10 to 35 mph, with gusts as high as 48 mph.
Mostly sunny. High near 54, with temperatures falling to around 44 in the afternoon. West southwest wind 18 to 35 mph, with gusts as high as 54 mph.
Partly cloudy. Low around 34, with temperatures rising to around 36 overnight. West southwest wind 17 to 23 mph, with gusts as high as 41 mph.
Mostly sunny. High near 51, with temperatures falling to around 44 in the afternoon. West southwest wind 12 to 17 mph.
Partly cloudy. Low around 35, with temperatures rising to around 38 overnight. West southwest wind 12 to 20 mph.
Mostly sunny. High near 52, with temperatures falling to around 44 in the afternoon. West southwest wind 13 to 21 mph.
Partly cloudy. Low around 35, with temperatures rising to around 37 overnight. West southwest wind 13 to 18 mph.
Mostly sunny. High near 54, with temperatures falling to around 44 in the afternoon. West southwest wind 10 to 18 mph.
Partly cloudy. Low around 37, with temperatures rising to around 39 overnight. Southwest wind 14 to 20 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Nov 6
|
Sunny
|
47°F |
10 to 23 mph
SW
|
|
Friday Night
Nov 6
|
Mostly Clear
|
30°F |
16 to 25 mph
SW
|
|
Saturday
Nov 7
|
Sunny
|
56°F |
5 to 21 mph
WSW
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
37°F |
10 to 35 mph
SW
|
|
Sunday
Nov 8
|
Mostly Sunny
|
54°F |
18 to 35 mph
WSW
|
|
Sunday Night
Nov 8
|
Partly Cloudy
|
34°F |
17 to 23 mph
WSW
|
|
Monday
Nov 9
|
Mostly Sunny
|
51°F |
12 to 17 mph
WSW
|
|
Monday Night
Nov 9
|
Partly Cloudy
|
35°F |
12 to 20 mph
WSW
|
|
Tuesday
Nov 10
|
Mostly Sunny
|
52°F |
13 to 21 mph
WSW
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
35°F |
13 to 18 mph
WSW
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
54°F |
10 to 18 mph
WSW
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
37°F |
14 to 20 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Alpine.