Hourly Weather Forecast - Grantsdale, MT

12 AM
31°F
0%
7mph
S
Cloudy
Humidity
47%
Feels like
25°F
Dew Point
13°F
1 AM
30°F
0%
7mph
S
Cloudy
Humidity
49%
Feels like
24°F
Dew Point
13°F
2 AM
29°F
0%
6mph
S
Cloudy
Humidity
52%
Feels like
22°F
Dew Point
13°F
3 AM
29°F
0%
6mph
S
Cloudy
Humidity
53%
Feels like
22°F
Dew Point
14°F
4 AM
29°F
0%
6mph
S
Cloudy
Humidity
55%
Feels like
22°F
Dew Point
14°F
5 AM
28°F
10%
6mph
SSE
Cloudy
Humidity
58%
Feels like
21°F
Dew Point
15°F
6 AM
26°F
10%
5mph
SSE
Cloudy
Humidity
65%
Feels like
20°F
Dew Point
16°F
7 AM
26°F
10%
5mph
SSE
Cloudy
Humidity
69%
Feels like
20°F
Dew Point
18°F
8 AM
29°F
10%
5mph
SSE
Cloudy
Humidity
67%
Feels like
23°F
Dew Point
19°F
8:16 AM
9 AM
32°F
10%
4mph
SSE
Cloudy
Humidity
63%
Feels like
28°F
Dew Point
21°F
10 AM
36°F
10%
4mph
SSE
Cloudy
Humidity
60%
Feels like
32°F
Dew Point
23°F
11 AM
38°F
20%
4mph
SSE
Mostly Cloudy
Humidity
60%
Feels like
35°F
Dew Point
25°F
12 PM
39°F
30%
5mph
SSE
30% Chance of Light Rain
Humidity
63%
Feels like
35°F
Dew Point
28°F
1 PM
40°F
40%
6mph
SSE
40% Chance of Light Rain
Humidity
68%
Feels like
36°F
Dew Point
30°F
2 PM
41°F
40%
6mph
SSE
40% Chance of Light Rain
Humidity
68%
Feels like
37°F
Dew Point
31°F
3 PM
42°F
40%
6mph
S
40% Chance of Light Rain
Humidity
65%
Feels like
38°F
Dew Point
31°F
4 PM
41°F
50%
5mph
S
50% Chance of Light Rain
Humidity
68%
Feels like
37°F
Dew Point
31°F
4:53 PM
5 PM
40°F
50%
5mph
S
50% Chance of Light Rain
Humidity
73%
Feels like
36°F
Dew Point
32°F
6 PM
39°F
60%
5mph
S
60% Chance of Light Rain
Humidity
71%
Feels like
35°F
Dew Point
31°F
7 PM
40°F
60%
6mph
S
60% Chance of Light Rain
Humidity
71%
Feels like
36°F
Dew Point
31°F
8 PM
40°F
60%
6mph
S
60% Chance of Light Rain
Humidity
72%
Feels like
36°F
Dew Point
32°F
9 PM
40°F
50%
6mph
S
50% Chance of Light Rain
Humidity
72%
Feels like
36°F
Dew Point
32°F
10 PM
40°F
50%
6mph
S
50% Chance of Light Rain
Humidity
70%
Feels like
36°F
Dew Point
32°F
11 PM
41°F
50%
6mph
S
50% Chance of Light Rain
Humidity
69%
Feels like
37°F
Dew Point
31°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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