Hourly Weather Forecast - Sweet Grass, MT

11 AM
32°F
0%
15mph
W
Sunny
Humidity
49%
Feels like
22°F
Dew Point
15°F
12 PM
35°F
0%
16mph
WNW
Sunny
Humidity
41%
Feels like
25°F
Dew Point
14°F
1 PM
37°F
0%
17mph
WNW
Sunny
Humidity
36%
Feels like
28°F
Dew Point
13°F
2 PM
39°F
0%
17mph
W
Sunny
Humidity
33%
Feels like
29°F
Dew Point
12°F
3 PM
39°F
0%
17mph
W
Mostly Sunny
Humidity
31%
Feels like
30°F
Dew Point
11°F
4 PM
40°F
0%
17mph
W
Mostly Sunny
Humidity
30%
Feels like
31°F
Dew Point
11°F
5 PM
40°F
0%
17mph
W
Mostly Sunny
Humidity
29%
Feels like
31°F
Dew Point
10°F
6 PM
39°F
0%
16mph
W
Partly Cloudy
Humidity
32%
Feels like
31°F
Dew Point
12°F
7 PM
38°F
0%
14mph
WSW
Mostly Sunny
Humidity
34%
Feels like
30°F
Dew Point
12°F
7:43 PM
8 PM
37°F
0%
12mph
WSW
Mostly Clear
Humidity
38%
Feels like
29°F
Dew Point
13°F
9 PM
36°F
0%
11mph
WSW
Partly Cloudy
Humidity
41%
Feels like
28°F
Dew Point
14°F
10 PM
35°F
0%
10mph
WSW
Partly Cloudy
Humidity
43%
Feels like
27°F
Dew Point
15°F
11 PM
35°F
0%
10mph
WSW
Partly Cloudy
Humidity
44%
Feels like
27°F
Dew Point
15°F

Today's Severe Weather Outlook

Dangerous Spring Storms Take Aim at Ohio Valley, Mid-Atlantic

Spring is here and Mother Nature is set to bring dangerous thunderstorms to parts of the Great Lakes, Ohio Valley and Mid-Atlantic.

Today's High Temperature Outlook

Summer-Like Heat Bakes the Southern U.S.

Weekend Weather Outlook

Today's Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide