Hourly Weather Forecast - Great Falls, MT

12 AM
39°F
30%
19mph
SW
30% Chance Rain Showers
Humidity
67%
Feels like
29°F
Dew Point
29°F
1 AM
41°F
30%
22mph
SW
30% Chance Rain Showers
Humidity
67%
Feels like
31°F
Dew Point
30°F
2 AM
42°F
30%
23mph
SW
30% Chance Rain Showers
Humidity
66%
Feels like
32°F
Dew Point
31°F
3 AM
42°F
30%
24mph
SW
30% Chance Rain Showers
Humidity
66%
Feels like
33°F
Dew Point
32°F
4 AM
43°F
10%
25mph
SW
Windy
Humidity
65%
Feels like
33°F
Dew Point
32°F
5 AM
43°F
10%
25mph
SW
Windy
Humidity
66%
Feels like
33°F
Dew Point
32°F
6 AM
43°F
10%
26mph
SW
Windy
Humidity
60%
Feels like
33°F
Dew Point
30°F
7 AM
43°F
10%
26mph
WSW
Windy
Humidity
56%
Feels like
34°F
Dew Point
29°F
8 AM
44°F
10%
26mph
WSW
Windy
Humidity
54%
Feels like
35°F
Dew Point
29°F
8:09 AM
9 AM
45°F
10%
26mph
WSW
Windy
Humidity
53%
Feels like
36°F
Dew Point
29°F
10 AM
45°F
10%
25mph
WSW
Windy
Humidity
52%
Feels like
35°F
Dew Point
28°F
11 AM
44°F
10%
25mph
WSW
Windy
Humidity
48%
Feels like
35°F
Dew Point
25°F
12 PM
44°F
10%
25mph
WSW
Windy
Humidity
47%
Feels like
34°F
Dew Point
25°F
1 PM
44°F
10%
25mph
WSW
Windy
Humidity
45%
Feels like
34°F
Dew Point
24°F
2 PM
43°F
10%
24mph
W
Windy
Humidity
45%
Feels like
34°F
Dew Point
23°F
3 PM
42°F
30%
23mph
W
30% Chance Rain Showers
Humidity
46%
Feels like
32°F
Dew Point
23°F
4 PM
41°F
30%
20mph
W
30% Chance Rain Showers
Humidity
47%
Feels like
31°F
Dew Point
22°F
4:35 PM
5 PM
40°F
30%
17mph
W
30% Chance of Light Rain
Humidity
51%
Feels like
31°F
Dew Point
23°F
6 PM
39°F
30%
15mph
W
30% Chance of Light Rain
Humidity
54%
Feels like
31°F
Dew Point
24°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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide