Hourly Weather Forecast - Sweet Grass, MT

12 AM
17°F
0%
7mph
NW
Cloudy
Humidity
64%
Feels like
7°F
Dew Point
7°F
1 AM
16°F
0%
8mph
NNW
Cloudy
Humidity
64%
Feels like
6°F
Dew Point
6°F
2 AM
15°F
0%
8mph
NNW
Cloudy
Humidity
64%
Feels like
5°F
Dew Point
6°F
3 AM
15°F
0%
8mph
NNW
Cloudy
Humidity
65%
Feels like
4°F
Dew Point
5°F
4 AM
15°F
0%
8mph
NNW
Cloudy
Humidity
66%
Feels like
4°F
Dew Point
6°F
5 AM
15°F
0%
9mph
NNW
Cloudy
Humidity
66%
Feels like
3°F
Dew Point
6°F
6 AM
14°F
0%
8mph
N
Cloudy
Humidity
68%
Feels like
3°F
Dew Point
6°F
7 AM
13°F
0%
8mph
N
Cloudy
Humidity
70%
Feels like
2°F
Dew Point
5°F
8 AM
13°F
0%
8mph
N
Cloudy
Humidity
69%
Feels like
2°F
Dew Point
5°F
8:10 AM
9 AM
14°F
0%
9mph
N
Cloudy
Humidity
66%
Feels like
2°F
Dew Point
5°F
10 AM
15°F
10%
10mph
N
Cloudy
Humidity
61%
Feels like
3°F
Dew Point
4°F
11 AM
17°F
10%
10mph
N
Cloudy
Humidity
56%
Feels like
4°F
Dew Point
4°F
12 PM
17°F
20%
10mph
N
Mostly Cloudy
Humidity
53%
Feels like
5°F
Dew Point
3°F
1 PM
18°F
30%
10mph
N
30% Chance Snow Showers
Humidity
51%
Feels like
6°F
Dew Point
2°F
2 PM
18°F
30%
10mph
N
30% Chance Snow Showers
Humidity
50%
Feels like
6°F
Dew Point
2°F
3 PM
17°F
20%
10mph
N
Mostly Cloudy
Humidity
50%
Feels like
5°F
Dew Point
2°F
4 PM
16°F
20%
10mph
N
Cloudy
Humidity
52%
Feels like
4°F
Dew Point
1°F
5 PM
15°F
20%
10mph
NNE
Cloudy
Humidity
54%
Feels like
2°F
Dew Point
1°F
5:09 PM
6 PM
13°F
20%
9mph
NNE
Cloudy
Humidity
56%
Feels like
1°F
Dew Point
1°F
7 PM
12°F
30%
9mph
NNE
30% Chance of Flurries
Humidity
58%
Feels like
0°F
Dew Point
0°F
8 PM
11°F
30%
8mph
NNE
30% Chance of Flurries
Humidity
60%
Feels like
-1°F
Dew Point
0°F
9 PM
10°F
30%
8mph
NE
30% Chance of Flurries
Humidity
61%
Feels like
-2°F
Dew Point
0°F
10 PM
10°F
30%
7mph
NE
30% Chance of Flurries
Humidity
62%
Feels like
-2°F
Dew Point
-1°F
11 PM
9°F
30%
6mph
NE
30% Chance of Flurries
Humidity
63%
Feels like
-2°F
Dew Point
-1°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Eastern U.S.

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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