Hourly Weather Forecast - Simms, MT

10 AM
57°F
0%
23mph
SSW
Windy
Humidity
24%
Feels like
57°F
Dew Point
21°F
11 AM
58°F
10%
24mph
SSW
Windy
Humidity
25%
Feels like
58°F
Dew Point
22°F
12 PM
58°F
10%
25mph
SW
Windy
Humidity
27%
Feels like
58°F
Dew Point
24°F
1 PM
59°F
10%
26mph
SW
Windy
Humidity
29%
Feels like
59°F
Dew Point
27°F
2 PM
59°F
0%
27mph
SW
Windy
Humidity
32%
Feels like
59°F
Dew Point
30°F
3 PM
58°F
0%
27mph
SW
Windy
Humidity
37%
Feels like
58°F
Dew Point
32°F
4 PM
56°F
0%
26mph
SW
Windy
Humidity
42%
Feels like
56°F
Dew Point
33°F
4:36 PM
5 PM
54°F
0%
26mph
SW
Windy
Humidity
47%
Feels like
54°F
Dew Point
34°F
6 PM
53°F
0%
26mph
SW
Windy
Humidity
51%
Feels like
53°F
Dew Point
35°F
7 PM
53°F
0%
27mph
SW
Windy
Humidity
54%
Feels like
53°F
Dew Point
36°F
8 PM
52°F
0%
29mph
SW
Windy
Humidity
56%
Feels like
52°F
Dew Point
37°F
9 PM
51°F
0%
29mph
SW
Windy
Humidity
57%
Feels like
51°F
Dew Point
37°F
10 PM
52°F
0%
30mph
WSW
Windy
Humidity
56%
Feels like
52°F
Dew Point
37°F
11 PM
52°F
30%
30mph
WSW
30% Chance Rain Showers
Humidity
56%
Feels like
52°F
Dew Point
36°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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