Hourly Weather Forecast - Sweet Grass, MT

4:30 PM
5 PM
46°F
0%
12mph
SW
Partly Cloudy
Humidity
48%
Feels like
40°F
Dew Point
27°F
6 PM
46°F
0%
13mph
SW
Partly Cloudy
Humidity
48%
Feels like
40°F
Dew Point
27°F
7 PM
45°F
0%
14mph
SW
Mostly Cloudy
Humidity
50%
Feels like
39°F
Dew Point
28°F
8 PM
44°F
0%
15mph
SW
Mostly Cloudy
Humidity
52%
Feels like
38°F
Dew Point
28°F
9 PM
43°F
0%
16mph
SW
Mostly Cloudy
Humidity
57%
Feels like
36°F
Dew Point
29°F
10 PM
42°F
0%
16mph
SW
Mostly Cloudy
Humidity
59%
Feels like
34°F
Dew Point
29°F
11 PM
40°F
0%
17mph
SW
Mostly Cloudy
Humidity
64%
Feels like
32°F
Dew Point
29°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

Monday'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 strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide