Hourly Weather Forecast - Great Falls, MT

12 AM
42°F
0%
16mph
SW
Mostly Cloudy
Humidity
46%
Feels like
34°F
Dew Point
23°F
1 AM
42°F
0%
16mph
SW
Partly Cloudy
Humidity
46%
Feels like
34°F
Dew Point
22°F
2 AM
42°F
0%
16mph
SW
Partly Cloudy
Humidity
45%
Feels like
34°F
Dew Point
22°F
3 AM
42°F
0%
15mph
SW
Partly Cloudy
Humidity
43%
Feels like
34°F
Dew Point
21°F
4 AM
41°F
0%
16mph
SW
Mostly Cloudy
Humidity
43%
Feels like
33°F
Dew Point
21°F
5 AM
41°F
0%
16mph
SW
Cloudy
Humidity
45%
Feels like
33°F
Dew Point
21°F
6 AM
41°F
0%
17mph
SW
Cloudy
Humidity
45%
Feels like
33°F
Dew Point
22°F
7 AM
42°F
0%
17mph
SW
Cloudy
Humidity
43%
Feels like
34°F
Dew Point
22°F
8 AM
44°F
0%
18mph
SSW
Cloudy
Humidity
43%
Feels like
36°F
Dew Point
22°F
8:06 AM
9 AM
44°F
0%
19mph
SW
Cloudy
Humidity
44%
Feels like
36°F
Dew Point
24°F
10 AM
45°F
0%
19mph
SW
Cloudy
Humidity
42%
Feels like
37°F
Dew Point
23°F
11 AM
45°F
0%
21mph
SW
Windy
Humidity
41%
Feels like
37°F
Dew Point
23°F
12 PM
46°F
0%
21mph
SW
Windy
Humidity
41%
Feels like
38°F
Dew Point
24°F
1 PM
47°F
0%
23mph
SW
Windy
Humidity
42%
Feels like
40°F
Dew Point
26°F
2 PM
48°F
0%
24mph
SW
Windy
Humidity
44%
Feels like
41°F
Dew Point
28°F
3 PM
49°F
0%
24mph
SW
Windy
Humidity
46%
Feels like
41°F
Dew Point
29°F
4 PM
49°F
0%
24mph
SW
Windy
Humidity
49%
Feels like
42°F
Dew Point
31°F
4:34 PM
5 PM
49°F
0%
24mph
SW
Windy
Humidity
53%
Feels like
42°F
Dew Point
33°F
6 PM
50°F
0%
24mph
SW
Windy
Humidity
56%
Feels like
42°F
Dew Point
35°F
7 PM
50°F
0%
25mph
SW
Windy
Humidity
58%
Feels like
42°F
Dew Point
35°F
8 PM
50°F
0%
25mph
SW
Windy
Humidity
58%
Feels like
43°F
Dew Point
36°F
9 PM
50°F
0%
26mph
SW
Windy
Humidity
59%
Feels like
50°F
Dew Point
36°F
10 PM
51°F
0%
26mph
SW
Windy
Humidity
57%
Feels like
51°F
Dew Point
36°F
11 PM
52°F
0%
27mph
SW
Windy
Humidity
54%
Feels like
52°F
Dew Point
36°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 A.M.

Snow Spreads Across the Midwest 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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