Hourly Weather Forecast - Fort Harrison, MT

3 AM
54°F
50%
17mph
WSW
50% Chance Rain Showers
Humidity
47%
Feels like
54°F
Dew Point
35°F
4 AM
54°F
70%
19mph
WSW
70% Chance Rain Showers
Humidity
50%
Feels like
54°F
Dew Point
36°F
5 AM
53°F
70%
19mph
WSW
70% Chance Rain Showers
Humidity
53%
Feels like
53°F
Dew Point
37°F
6 AM
53°F
70%
19mph
WSW
70% Chance Rain Showers
Humidity
54%
Feels like
53°F
Dew Point
37°F
7 AM
52°F
70%
18mph
W
70% Chance Rain Showers
Humidity
56%
Feels like
52°F
Dew Point
37°F
8 AM
51°F
60%
17mph
W
60% Chance Rain Showers
Humidity
58%
Feels like
51°F
Dew Point
37°F
8:00 AM
9 AM
51°F
40%
17mph
W
40% Chance Rain Showers
Humidity
55%
Feels like
51°F
Dew Point
35°F
10 AM
50°F
20%
19mph
W
Partly Cloudy
Humidity
51%
Feels like
50°F
Dew Point
33°F
11 AM
50°F
10%
19mph
W
Partly Cloudy
Humidity
48%
Feels like
43°F
Dew Point
31°F
12 PM
49°F
0%
19mph
W
Partly Cloudy
Humidity
46%
Feels like
42°F
Dew Point
29°F
1 PM
48°F
0%
18mph
W
Partly Cloudy
Humidity
45%
Feels like
41°F
Dew Point
27°F
2 PM
47°F
0%
17mph
W
Mostly Cloudy
Humidity
44%
Feels like
40°F
Dew Point
26°F
3 PM
45°F
0%
15mph
W
Mostly Cloudy
Humidity
45%
Feels like
38°F
Dew Point
25°F
4 PM
44°F
0%
14mph
W
Mostly Cloudy
Humidity
45%
Feels like
38°F
Dew Point
24°F
4:40 PM
5 PM
43°F
0%
11mph
W
Cloudy
Humidity
48%
Feels like
37°F
Dew Point
25°F
6 PM
42°F
0%
9mph
WSW
Cloudy
Humidity
50%
Feels like
37°F
Dew Point
25°F
7 PM
42°F
0%
6mph
WSW
Cloudy
Humidity
51%
Feels like
38°F
Dew Point
25°F
8 PM
41°F
0%
4mph
SW
Mostly Cloudy
Humidity
53%
Feels like
38°F
Dew Point
25°F
9 PM
40°F
10%
3mph
SW
Cloudy
Humidity
56%
Feels like
37°F
Dew Point
26°F
10 PM
39°F
30%
4mph
SW
30% Chance of Light Rain
Humidity
61%
Feels like
37°F
Dew Point
27°F
11 PM
39°F
30%
4mph
SSW
30% Chance of Light Rain
Humidity
65%
Feels like
36°F
Dew Point
28°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy, Flooding Rain Impacts the Northwest

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Outdoor Sports Guide