Hourly Weather Forecast - Fort Harrison, MT

12 AM
30°F
20%
7mph
WSW
Partly Cloudy
Humidity
68%
Feels like
23°F
Dew Point
21°F
1 AM
29°F
20%
7mph
WSW
Partly Cloudy
Humidity
68%
Feels like
22°F
Dew Point
20°F
2 AM
28°F
20%
7mph
WSW
Mostly Clear
Humidity
69%
Feels like
21°F
Dew Point
19°F
3 AM
27°F
20%
7mph
WSW
Partly Cloudy
Humidity
70%
Feels like
20°F
Dew Point
19°F
4 AM
26°F
20%
7mph
WSW
Partly Cloudy
Humidity
71%
Feels like
19°F
Dew Point
18°F
5 AM
26°F
20%
7mph
WSW
Mostly Cloudy
Humidity
71%
Feels like
18°F
Dew Point
18°F
6 AM
26°F
20%
7mph
WSW
Partly Cloudy
Humidity
70%
Feels like
19°F
Dew Point
18°F
7 AM
27°F
20%
7mph
WSW
Partly Cloudy
Humidity
68%
Feels like
20°F
Dew Point
18°F
8 AM
28°F
20%
7mph
WSW
Mostly Clear
Humidity
65%
Feels like
21°F
Dew Point
18°F
8:09 AM
9 AM
30°F
20%
8mph
WSW
Mostly Sunny
Humidity
62%
Feels like
22°F
Dew Point
18°F
10 AM
31°F
20%
9mph
WSW
Mostly Sunny
Humidity
57%
Feels like
23°F
Dew Point
18°F
11 AM
33°F
10%
9mph
WSW
Mostly Sunny
Humidity
53%
Feels like
25°F
Dew Point
18°F
12 PM
34°F
10%
11mph
WSW
Mostly Sunny
Humidity
50%
Feels like
26°F
Dew Point
18°F
1 PM
35°F
10%
12mph
WSW
Mostly Sunny
Humidity
48%
Feels like
27°F
Dew Point
18°F
2 PM
35°F
10%
12mph
WSW
Mostly Sunny
Humidity
48%
Feels like
27°F
Dew Point
18°F
3 PM
34°F
10%
12mph
WSW
Mostly Sunny
Humidity
50%
Feels like
26°F
Dew Point
18°F
4 PM
33°F
10%
10mph
WSW
Sunny
Humidity
53%
Feels like
24°F
Dew Point
18°F
4:42 PM
5 PM
31°F
10%
9mph
WSW
Clear
Humidity
57%
Feels like
23°F
Dew Point
17°F
6 PM
30°F
10%
9mph
WSW
Clear
Humidity
59%
Feels like
22°F
Dew Point
18°F
7 PM
29°F
10%
8mph
WSW
Clear
Humidity
60%
Feels like
22°F
Dew Point
17°F
8 PM
29°F
10%
7mph
SW
Clear
Humidity
60%
Feels like
22°F
Dew Point
17°F
9 PM
29°F
10%
6mph
SW
Clear
Humidity
62%
Feels like
22°F
Dew Point
18°F
10 PM
29°F
10%
6mph
SW
Clear
Humidity
64%
Feels like
23°F
Dew Point
18°F
11 PM
28°F
10%
5mph
SW
Clear
Humidity
66%
Feels like
22°F
Dew Point
19°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Wednesday'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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide