Hourly Weather Forecast - Great Falls, MT

1 AM
35°F
0%
15mph
SW
Partly Cloudy
Humidity
55%
Feels like
26°F
Dew Point
21°F
2 AM
35°F
0%
15mph
SW
Partly Cloudy
Humidity
55%
Feels like
26°F
Dew Point
21°F
3 AM
36°F
0%
15mph
SW
Partly Cloudy
Humidity
56%
Feels like
26°F
Dew Point
21°F
4 AM
36°F
10%
15mph
SW
Partly Cloudy
Humidity
56%
Feels like
27°F
Dew Point
22°F
5 AM
37°F
0%
15mph
SW
Mostly Cloudy
Humidity
56%
Feels like
28°F
Dew Point
23°F
6 AM
38°F
0%
15mph
SW
Partly Cloudy
Humidity
55%
Feels like
29°F
Dew Point
23°F
7 AM
38°F
0%
15mph
SW
Partly Cloudy
Humidity
53%
Feels like
30°F
Dew Point
23°F
8 AM
40°F
0%
15mph
SW
Partly Cloudy
Humidity
50%
Feels like
32°F
Dew Point
22°F
8:05 AM
9 AM
40°F
0%
15mph
SW
Partly Cloudy
Humidity
49%
Feels like
32°F
Dew Point
23°F
10 AM
41°F
0%
15mph
SW
Partly Cloudy
Humidity
48%
Feels like
34°F
Dew Point
23°F
11 AM
42°F
0%
15mph
SW
Partly Cloudy
Humidity
45%
Feels like
35°F
Dew Point
22°F
12 PM
44°F
0%
17mph
SW
Partly Cloudy
Humidity
43%
Feels like
36°F
Dew Point
23°F
1 PM
45°F
0%
18mph
SW
Partly Cloudy
Humidity
42%
Feels like
38°F
Dew Point
23°F
2 PM
46°F
0%
18mph
SW
Partly Cloudy
Humidity
40%
Feels like
39°F
Dew Point
23°F
3 PM
47°F
0%
18mph
SW
Partly Cloudy
Humidity
37%
Feels like
40°F
Dew Point
22°F
4 PM
46°F
0%
17mph
SW
Partly Cloudy
Humidity
36%
Feels like
38°F
Dew Point
20°F
4:34 PM
5 PM
43°F
0%
17mph
SW
Partly Cloudy
Humidity
40%
Feels like
36°F
Dew Point
21°F
6 PM
41°F
0%
17mph
SW
Partly Cloudy
Humidity
44%
Feels like
33°F
Dew Point
21°F
7 PM
40°F
0%
17mph
SW
Partly Cloudy
Humidity
45%
Feels like
32°F
Dew Point
21°F
8 PM
40°F
0%
17mph
SW
Mostly Cloudy
Humidity
46%
Feels like
31°F
Dew Point
21°F
9 PM
40°F
0%
17mph
SW
Mostly Cloudy
Humidity
46%
Feels like
32°F
Dew Point
21°F
10 PM
41°F
0%
17mph
SW
Cloudy
Humidity
46%
Feels like
32°F
Dew Point
22°F
11 PM
41°F
0%
17mph
SW
Cloudy
Humidity
45%
Feels like
33°F
Dew Point
22°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday evening.

Snow Spreads Across the Ohio Valley into the Mid-Atlantic

Weekend Weather Outlook

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

Cold Air Damming - Cause And Effects

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