Hourly Weather Forecast - Simms, MT

6 PM
37°F
70%
10mph
SSW
70% Chance of Light Rain
Humidity
66%
Feels like
30°F
Dew Point
26°F
7 PM
37°F
70%
10mph
S
70% Chance of Light Rain
Humidity
70%
Feels like
29°F
Dew Point
28°F
8 PM
36°F
70%
10mph
S
70% Chance of Light Rain
Humidity
74%
Feels like
29°F
Dew Point
28°F
9 PM
36°F
10%
9mph
SSW
Mostly Cloudy
Humidity
75%
Feels like
28°F
Dew Point
28°F
10 PM
35°F
10%
10mph
SW
Mostly Cloudy
Humidity
76%
Feels like
28°F
Dew Point
28°F
11 PM
35°F
10%
10mph
SW
Mostly Cloudy
Humidity
76%
Feels like
27°F
Dew Point
28°F

Snowfall Forecast Through Saturday

Snowfall to Pack Slopes in the Rockies

Hefty snowpack additions are expected into the weekend for the Cascades and northern Rockies.

Weekend Weather Outlook

Weekend 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

Image courtesy of PeakPX.

Top 10 Winter Energy Saving Tips

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide