Hourly Weather Forecast - Boulder, MT

11 AM
42°F
0%
10mph
S
Partly Cloudy
Humidity
40%
Feels like
36°F
Dew Point
19°F
12 PM
44°F
0%
11mph
S
Partly Cloudy
Humidity
36%
Feels like
39°F
Dew Point
19°F
1 PM
47°F
0%
12mph
S
Mostly Cloudy
Humidity
33%
Feels like
41°F
Dew Point
19°F
2 PM
48°F
10%
13mph
SSW
Mostly Cloudy
Humidity
32%
Feels like
43°F
Dew Point
20°F
3 PM
48°F
0%
12mph
SSW
Mostly Cloudy
Humidity
33%
Feels like
42°F
Dew Point
20°F
4 PM
46°F
0%
11mph
SSW
Mostly Cloudy
Humidity
35%
Feels like
41°F
Dew Point
20°F
4:42 PM
5 PM
45°F
0%
10mph
SSW
Partly Cloudy
Humidity
45%
Feels like
40°F
Dew Point
25°F
6 PM
44°F
0%
10mph
SSW
Partly Cloudy
Humidity
49%
Feels like
39°F
Dew Point
26°F
7 PM
44°F
0%
10mph
SSW
Partly Cloudy
Humidity
51%
Feels like
38°F
Dew Point
27°F
8 PM
43°F
0%
10mph
SSW
Mostly Clear
Humidity
52%
Feels like
38°F
Dew Point
27°F
9 PM
43°F
0%
10mph
SSW
Mostly Clear
Humidity
52%
Feels like
38°F
Dew Point
27°F
10 PM
43°F
30%
11mph
SW
30% Chance Rain Showers
Humidity
53%
Feels like
37°F
Dew Point
27°F
11 PM
43°F
0%
11mph
SW
Partly Cloudy
Humidity
53%
Feels like
37°F
Dew Point
27°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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