Hourly Weather Forecast - Sidney, MT

12 AM
39°F
20%
13mph
NNW
Cloudy
Humidity
70%
Feels like
31°F
Dew Point
30°F
1 AM
37°F
10%
13mph
NNW
Cloudy
Humidity
72%
Feels like
28°F
Dew Point
28°F
2 AM
34°F
10%
14mph
NNW
Cloudy
Humidity
73%
Feels like
24°F
Dew Point
26°F
3 AM
31°F
10%
14mph
NNW
Cloudy
Humidity
74%
Feels like
21°F
Dew Point
24°F
4 AM
29°F
10%
14mph
NNW
Cloudy
Humidity
77%
Feels like
18°F
Dew Point
23°F
5 AM
26°F
10%
13mph
N
Cloudy
Humidity
81%
Feels like
15°F
Dew Point
21°F
6 AM
24°F
10%
13mph
N
Cloudy
Humidity
84%
Feels like
12°F
Dew Point
20°F
6:47 AM
7 AM
23°F
10%
13mph
N
Cloudy
Humidity
84%
Feels like
11°F
Dew Point
19°F
8 AM
24°F
10%
13mph
N
Mostly Cloudy
Humidity
80%
Feels like
12°F
Dew Point
19°F
9 AM
26°F
20%
13mph
N
Mostly Cloudy
Humidity
71%
Feels like
15°F
Dew Point
18°F
10 AM
28°F
20%
13mph
N
Partly Cloudy
Humidity
63%
Feels like
18°F
Dew Point
17°F
11 AM
30°F
20%
12mph
NNW
Partly Cloudy
Humidity
55%
Feels like
20°F
Dew Point
16°F
12 PM
31°F
20%
12mph
NNW
Partly Cloudy
Humidity
51%
Feels like
22°F
Dew Point
15°F
1 PM
33°F
10%
11mph
NNW
Partly Cloudy
Humidity
48%
Feels like
24°F
Dew Point
15°F
2 PM
34°F
10%
11mph
NNW
Partly Cloudy
Humidity
45%
Feels like
25°F
Dew Point
15°F
3 PM
34°F
10%
11mph
NNW
Partly Cloudy
Humidity
45%
Feels like
26°F
Dew Point
15°F
4 PM
34°F
10%
11mph
NNW
Partly Cloudy
Humidity
45%
Feels like
26°F
Dew Point
15°F
5 PM
33°F
10%
11mph
NNW
Mostly Sunny
Humidity
47%
Feels like
24°F
Dew Point
15°F
6 PM
30°F
0%
10mph
NNW
Partly Cloudy
Humidity
51%
Feels like
21°F
Dew Point
14°F
7 PM
27°F
0%
9mph
N
Partly Cloudy
Humidity
56%
Feels like
18°F
Dew Point
13°F
7:17 PM
8 PM
25°F
0%
9mph
N
Partly Cloudy
Humidity
59%
Feels like
15°F
Dew Point
12°F
9 PM
23°F
0%
8mph
NNE
Mostly Cloudy
Humidity
64%
Feels like
14°F
Dew Point
13°F
10 PM
21°F
0%
7mph
NNE
Mostly Cloudy
Humidity
69%
Feels like
12°F
Dew Point
12°F
11 PM
20°F
0%
7mph
NE
Mostly Cloudy
Humidity
73%
Feels like
11°F
Dew Point
12°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

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