Hourly Weather Forecast - Grantsdale, MT

12 AM
47°F
0%
5mph
S
Partly Cloudy
Humidity
43%
Feels like
45°F
Dew Point
26°F
1 AM
47°F
0%
5mph
S
Partly Cloudy
Humidity
43%
Feels like
45°F
Dew Point
26°F
2 AM
47°F
0%
5mph
S
Partly Cloudy
Humidity
44%
Feels like
45°F
Dew Point
26°F
3 AM
47°F
0%
5mph
S
Partly Cloudy
Humidity
45%
Feels like
45°F
Dew Point
27°F
4 AM
47°F
0%
5mph
S
Mostly Cloudy
Humidity
47%
Feels like
45°F
Dew Point
28°F
5 AM
46°F
0%
5mph
S
Mostly Cloudy
Humidity
50%
Feels like
43°F
Dew Point
28°F
6 AM
45°F
0%
5mph
SSE
Cloudy
Humidity
52%
Feels like
42°F
Dew Point
28°F
7 AM
44°F
0%
5mph
SSE
Cloudy
Humidity
56%
Feels like
41°F
Dew Point
30°F
7:32 AM
8 AM
46°F
0%
5mph
SSE
Cloudy
Humidity
54%
Feels like
43°F
Dew Point
30°F
9 AM
50°F
30%
6mph
S
30% Chance of Light Rain
Humidity
51%
Feels like
47°F
Dew Point
32°F
10 AM
54°F
30%
6mph
S
30% Chance of Light Rain
Humidity
46%
Feels like
54°F
Dew Point
34°F
11 AM
58°F
30%
7mph
S
30% Chance of Light Rain
Humidity
38%
Feels like
58°F
Dew Point
32°F
12 PM
59°F
30%
8mph
SSW
30% Chance of Light Rain
Humidity
36%
Feels like
59°F
Dew Point
32°F
1 PM
60°F
30%
9mph
SSW
30% Chance of Light Rain
Humidity
36%
Feels like
60°F
Dew Point
33°F
2 PM
62°F
40%
10mph
SSW
40% Chance of Light Rain
Humidity
39%
Feels like
62°F
Dew Point
36°F
3 PM
62°F
50%
10mph
SW
50% Chance of Light Rain
Humidity
41%
Feels like
62°F
Dew Point
38°F
4 PM
60°F
60%
10mph
SW
60% Chance of Light Rain
Humidity
45%
Feels like
60°F
Dew Point
39°F
5 PM
58°F
70%
9mph
SW
70% Chance of Light Rain
Humidity
51%
Feels like
58°F
Dew Point
40°F
6 PM
56°F
80%
8mph
SW
80% Chance of Light Rain
Humidity
56%
Feels like
56°F
Dew Point
40°F
7 PM
54°F
80%
8mph
SW
80% Chance of Light Rain
Humidity
60%
Feels like
54°F
Dew Point
40°F
7:54 PM
8 PM
53°F
80%
8mph
SW
80% Chance of Light Rain
Humidity
66%
Feels like
53°F
Dew Point
42°F
9 PM
52°F
80%
7mph
SW
80% Chance of Light Rain
Humidity
68%
Feels like
52°F
Dew Point
42°F
10 PM
52°F
80%
8mph
SSW
80% Chance of Light Rain
Humidity
69%
Feels like
52°F
Dew Point
42°F
11 PM
51°F
80%
8mph
SSW
80% Chance of Light Rain
Humidity
71%
Feels like
51°F
Dew Point
42°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.

Monday's Weather Outlook

Monday'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

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