Hourly Weather Forecast - Sweet Grass, MT

12 AM
47°F
0%
17mph
SW
Mostly Cloudy
Humidity
48%
Feels like
40°F
Dew Point
28°F
1 AM
47°F
0%
16mph
SW
Mostly Cloudy
Humidity
50%
Feels like
41°F
Dew Point
29°F
2 AM
47°F
0%
17mph
SW
Partly Cloudy
Humidity
51%
Feels like
41°F
Dew Point
30°F
3 AM
47°F
0%
16mph
SW
Partly Cloudy
Humidity
53%
Feels like
41°F
Dew Point
31°F
4 AM
47°F
0%
15mph
WSW
Partly Cloudy
Humidity
55%
Feels like
41°F
Dew Point
32°F
5 AM
46°F
0%
16mph
WSW
Partly Cloudy
Humidity
56%
Feels like
40°F
Dew Point
31°F
6 AM
45°F
0%
16mph
WSW
Mostly Clear
Humidity
58%
Feels like
38°F
Dew Point
31°F
7 AM
44°F
0%
15mph
WSW
Clear
Humidity
58%
Feels like
37°F
Dew Point
31°F
7:48 AM
8 AM
45°F
0%
15mph
WSW
Sunny
Humidity
56%
Feels like
38°F
Dew Point
31°F
9 AM
47°F
0%
16mph
WSW
Partly Cloudy
Humidity
50%
Feels like
41°F
Dew Point
30°F
10 AM
50°F
0%
16mph
WSW
Partly Cloudy
Humidity
44%
Feels like
50°F
Dew Point
29°F
11 AM
53°F
0%
17mph
WSW
Cloudy
Humidity
39%
Feels like
53°F
Dew Point
28°F
12 PM
54°F
0%
17mph
WSW
Cloudy
Humidity
36%
Feels like
54°F
Dew Point
27°F
1 PM
54°F
0%
17mph
W
Cloudy
Humidity
34%
Feels like
54°F
Dew Point
26°F
2 PM
53°F
30%
17mph
W
30% Chance of Light Rain
Humidity
34%
Feels like
53°F
Dew Point
25°F
3 PM
51°F
30%
16mph
W
30% Chance of Light Rain
Humidity
35%
Feels like
51°F
Dew Point
24°F
4 PM
50°F
30%
14mph
W
30% Chance of Light Rain
Humidity
37%
Feels like
45°F
Dew Point
24°F
5 PM
48°F
30%
12mph
W
30% Chance of Light Rain
Humidity
36%
Feels like
43°F
Dew Point
22°F
5:37 PM
6 PM
47°F
30%
13mph
WNW
30% Chance of Light Rain
Humidity
37%
Feels like
41°F
Dew Point
22°F
7 PM
45°F
30%
11mph
WNW
30% Chance of Light Rain
Humidity
43%
Feels like
40°F
Dew Point
24°F
8 PM
44°F
30%
11mph
W
30% Chance of Light Rain
Humidity
48%
Feels like
38°F
Dew Point
25°F
9 PM
42°F
30%
10mph
W
30% Chance of Light Rain
Humidity
52%
Feels like
36°F
Dew Point
26°F
10 PM
40°F
30%
10mph
WNW
30% Chance of Light Rain
Humidity
59%
Feels like
34°F
Dew Point
27°F
11 PM
40°F
30%
10mph
WNW
30% Chance of Light Rain
Humidity
62%
Feels like
33°F
Dew Point
28°F

Friday's Weather Outlook

Friday's Weather Outlook

A snow-filled clipper system is set to sweep through the Great Lakes, Ohio Valley, and Mid-Atlantic.

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for February 5, 2026

Scarce Precipitation Leads to Widespread Drought Degradation

Image courtesy of Pixabay.com

All About Snow Squalls

A person in a pink coat and red mittens holding a snowball. (Image by Dmitriy Gutarev from Pixabay)

Cold Weather and Worsening Health Conditions

Windchill chart

Dangers of Wind Chills

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide