Hourly Weather Forecast - Sweet Grass, MT

12 AM
29°F
10%
14mph
N
Clear
Humidity
65%
Feels like
18°F
Dew Point
18°F
1 AM
27°F
10%
13mph
N
Clear
Humidity
68%
Feels like
16°F
Dew Point
18°F
2 AM
26°F
10%
12mph
N
Clear
Humidity
71%
Feels like
15°F
Dew Point
18°F
3 AM
25°F
10%
11mph
N
Clear
Humidity
74%
Feels like
14°F
Dew Point
18°F
4 AM
24°F
10%
11mph
N
Clear
Humidity
77%
Feels like
13°F
Dew Point
17°F
5 AM
21°F
10%
11mph
N
Clear
Humidity
80%
Feels like
10°F
Dew Point
16°F
6 AM
20°F
10%
11mph
N
Clear
Humidity
82%
Feels like
8°F
Dew Point
15°F
7 AM
19°F
10%
11mph
N
Clear
Humidity
83%
Feels like
7°F
Dew Point
14°F
7:18 AM
8 AM
20°F
10%
11mph
N
Sunny
Humidity
79%
Feels like
8°F
Dew Point
14°F
9 AM
22°F
10%
11mph
N
Sunny
Humidity
69%
Feels like
10°F
Dew Point
13°F
10 AM
24°F
10%
12mph
N
Partly Cloudy
Humidity
65%
Feels like
12°F
Dew Point
13°F
11 AM
25°F
10%
14mph
NNW
Mostly Cloudy
Humidity
62%
Feels like
13°F
Dew Point
14°F
12 PM
26°F
10%
15mph
NNW
Cloudy
Humidity
59%
Feels like
14°F
Dew Point
14°F
1 PM
28°F
10%
15mph
NNW
Mostly Cloudy
Humidity
55%
Feels like
17°F
Dew Point
14°F
2 PM
30°F
10%
15mph
NNW
Partly Cloudy
Humidity
50%
Feels like
19°F
Dew Point
13°F
3 PM
31°F
10%
14mph
NNW
Partly Cloudy
Humidity
46%
Feels like
21°F
Dew Point
13°F
4 PM
32°F
30%
14mph
NNW
30% Chance Frozen Mix
Humidity
44%
Feels like
23°F
Dew Point
13°F
5 PM
33°F
30%
13mph
NNW
30% Chance Frozen Mix
Humidity
45%
Feels like
23°F
Dew Point
14°F
6 PM
31°F
30%
12mph
NNW
30% Chance Frozen Mix
Humidity
50%
Feels like
21°F
Dew Point
14°F
7 PM
28°F
30%
11mph
NNW
30% Chance of Snow
Humidity
58%
Feels like
18°F
Dew Point
15°F
7:49 PM
8 PM
24°F
10%
10mph
N
Partly Cloudy
Humidity
67%
Feels like
14°F
Dew Point
15°F
9 PM
23°F
10%
9mph
N
Partly Cloudy
Humidity
74%
Feels like
14°F
Dew Point
16°F
10 PM
22°F
10%
4mph
N
Partly Cloudy
Humidity
78%
Feels like
16°F
Dew Point
16°F
11 PM
21°F
10%
4mph
WSW
Partly Cloudy
Humidity
78%
Feels like
16°F
Dew Point
16°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