Hourly Weather Forecast - Decker, MT

12 AM
15°F
0%
3mph
S
Cloudy
Humidity
96%
Feels like
15°F
Dew Point
14°F
1 AM
15°F
0%
2mph
SSW
Cloudy
Humidity
95%
Feels like
15°F
Dew Point
13°F
2 AM
15°F
0%
2mph
SSW
Cloudy
Humidity
93%
Feels like
15°F
Dew Point
13°F
3 AM
15°F
0%
2mph
SSW
Cloudy
Humidity
92%
Feels like
15°F
Dew Point
13°F
4 AM
15°F
0%
2mph
SSW
Cloudy
Humidity
89%
Feels like
15°F
Dew Point
13°F
5 AM
16°F
0%
2mph
SSW
Cloudy
Humidity
86%
Feels like
16°F
Dew Point
13°F
6 AM
17°F
0%
2mph
SSW
Cloudy
Humidity
83%
Feels like
17°F
Dew Point
13°F
7 AM
19°F
0%
2mph
S
Partly Cloudy
Humidity
80%
Feels like
19°F
Dew Point
13°F
7:37 AM
8 AM
21°F
0%
2mph
S
Partly Cloudy
Humidity
77%
Feels like
21°F
Dew Point
15°F
9 AM
26°F
0%
2mph
S
Mostly Cloudy
Humidity
74%
Feels like
26°F
Dew Point
19°F
10 AM
32°F
0%
2mph
SSW
Cloudy
Humidity
71%
Feels like
32°F
Dew Point
24°F
11 AM
37°F
0%
2mph
SSW
Cloudy
Humidity
70%
Feels like
37°F
Dew Point
28°F
12 PM
40°F
0%
2mph
SSW
Mostly Cloudy
Humidity
69%
Feels like
40°F
Dew Point
30°F
1 PM
40°F
0%
2mph
SW
Partly Cloudy
Humidity
70%
Feels like
40°F
Dew Point
31°F
2 PM
40°F
0%
2mph
SW
Mostly Sunny
Humidity
72%
Feels like
40°F
Dew Point
31°F
3 PM
37°F
0%
2mph
WSW
Mostly Sunny
Humidity
74%
Feels like
37°F
Dew Point
30°F
4 PM
34°F
0%
2mph
WSW
Partly Cloudy
Humidity
77%
Feels like
34°F
Dew Point
28°F
4:25 PM
5 PM
31°F
0%
3mph
WSW
Partly Cloudy
Humidity
82%
Feels like
31°F
Dew Point
26°F
6 PM
28°F
0%
3mph
WSW
Partly Cloudy
Humidity
87%
Feels like
28°F
Dew Point
25°F
7 PM
27°F
0%
2mph
WSW
Mostly Cloudy
Humidity
90%
Feels like
27°F
Dew Point
24°F
8 PM
27°F
0%
2mph
SW
Cloudy
Humidity
89%
Feels like
27°F
Dew Point
24°F
9 PM
27°F
0%
2mph
SW
Mostly Cloudy
Humidity
87%
Feels like
27°F
Dew Point
23°F
10 PM
27°F
0%
3mph
SW
Cloudy
Humidity
84%
Feels like
27°F
Dew Point
23°F
11 PM
27°F
0%
3mph
SW
Cloudy
Humidity
83%
Feels like
27°F
Dew Point
22°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Thursday's Weather Outlook

Thursday'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

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide