Hourly Weather Forecast - Grantsdale, MT

12 AM
46°F
50%
8mph
S
50% Chance Rain Showers
Humidity
73%
Feels like
42°F
Dew Point
38°F
1 AM
46°F
50%
8mph
S
50% Chance Rain Showers
Humidity
74%
Feels like
41°F
Dew Point
38°F
2 AM
45°F
60%
8mph
SSW
60% Chance Rain Showers
Humidity
75%
Feels like
40°F
Dew Point
37°F
3 AM
44°F
60%
8mph
SSW
60% Chance Rain Showers
Humidity
77%
Feels like
39°F
Dew Point
37°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

Today's Weather Outlook

Today'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