Hourly Weather Forecast - Custer, MT

8 PM
43°F
0%
11mph
SW
Mostly Cloudy
Humidity
63%
Feels like
37°F
Dew Point
31°F
9 PM
42°F
0%
11mph
SW
Mostly Cloudy
Humidity
64%
Feels like
36°F
Dew Point
31°F
10 PM
42°F
0%
11mph
WSW
Partly Cloudy
Humidity
65%
Feels like
35°F
Dew Point
31°F
11 PM
41°F
0%
11mph
WSW
Partly Cloudy
Humidity
66%
Feels like
34°F
Dew Point
31°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today'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

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