Hourly Weather Forecast - Big Sky, MT

1 AM
38°F
10%
9mph
S
Partly Cloudy
Humidity
59%
Feels like
32°F
Dew Point
26°F
2 AM
39°F
10%
8mph
S
Partly Cloudy
Humidity
59%
Feels like
33°F
Dew Point
26°F
3 AM
38°F
10%
8mph
S
Partly Cloudy
Humidity
60%
Feels like
33°F
Dew Point
26°F
4 AM
38°F
0%
7mph
S
Partly Cloudy
Humidity
65%
Feels like
32°F
Dew Point
27°F
5 AM
37°F
0%
6mph
SSW
Partly Cloudy
Humidity
66%
Feels like
32°F
Dew Point
27°F
6 AM
37°F
0%
6mph
SSW
Partly Cloudy
Humidity
67%
Feels like
32°F
Dew Point
27°F
7 AM
36°F
0%
6mph
SSW
Partly Cloudy
Humidity
68%
Feels like
31°F
Dew Point
27°F
7:58 AM
8 AM
36°F
10%
7mph
SSW
Partly Cloudy
Humidity
72%
Feels like
31°F
Dew Point
28°F
9 AM
38°F
10%
7mph
SSW
Mostly Cloudy
Humidity
69%
Feels like
33°F
Dew Point
29°F
10 AM
41°F
10%
7mph
SW
Partly Cloudy
Humidity
64%
Feels like
36°F
Dew Point
29°F
11 AM
43°F
10%
8mph
SW
Partly Cloudy
Humidity
60%
Feels like
38°F
Dew Point
30°F
12 PM
45°F
10%
9mph
SW
Partly Cloudy
Humidity
56%
Feels like
41°F
Dew Point
31°F
1 PM
47°F
10%
10mph
SW
Partly Cloudy
Humidity
50%
Feels like
43°F
Dew Point
29°F
2 PM
48°F
10%
10mph
SW
Partly Cloudy
Humidity
43%
Feels like
43°F
Dew Point
27°F
3 PM
47°F
0%
10mph
SSW
Partly Cloudy
Humidity
43%
Feels like
43°F
Dew Point
26°F
4 PM
45°F
0%
9mph
SSW
Partly Cloudy
Humidity
49%
Feels like
40°F
Dew Point
27°F
4:43 PM
5 PM
42°F
0%
9mph
S
Cloudy
Humidity
53%
Feels like
37°F
Dew Point
26°F
6 PM
41°F
0%
9mph
S
Partly Cloudy
Humidity
56%
Feels like
35°F
Dew Point
26°F
7 PM
39°F
0%
9mph
S
Partly Cloudy
Humidity
59%
Feels like
33°F
Dew Point
26°F
8 PM
38°F
0%
9mph
S
Mostly Clear
Humidity
61%
Feels like
32°F
Dew Point
26°F
9 PM
37°F
0%
9mph
SSW
Mostly Clear
Humidity
64%
Feels like
31°F
Dew Point
26°F
10 PM
37°F
0%
9mph
SSW
Mostly Clear
Humidity
63%
Feels like
30°F
Dew Point
26°F
11 PM
37°F
0%
9mph
SSW
Partly Cloudy
Humidity
64%
Feels like
30°F
Dew Point
26°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Tuesday's Weather Outlook

Tuesday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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