Hourly Weather Forecast - Sidney, MT

12 AM
26°F
0%
6mph
SE
Foggy
Humidity
100%
Feels like
19°F
Dew Point
26°F
1 AM
25°F
0%
6mph
SSE
Foggy
Humidity
100%
Feels like
18°F
Dew Point
25°F
2 AM
25°F
0%
6mph
SSE
Foggy
Humidity
100%
Feels like
18°F
Dew Point
25°F
3 AM
24°F
0%
6mph
S
Foggy
Humidity
100%
Feels like
17°F
Dew Point
24°F
4 AM
24°F
0%
6mph
S
Foggy
Humidity
100%
Feels like
17°F
Dew Point
24°F
5 AM
24°F
0%
6mph
SSW
Foggy
Humidity
100%
Feels like
17°F
Dew Point
24°F
6 AM
25°F
0%
6mph
SSW
Mostly Cloudy
Humidity
97%
Feels like
17°F
Dew Point
24°F
6:53 AM
7 AM
27°F
0%
6mph
SSW
Cloudy
Humidity
93%
Feels like
20°F
Dew Point
25°F
8 AM
32°F
0%
5mph
SSW
Cloudy
Humidity
83%
Feels like
27°F
Dew Point
28°F
9 AM
38°F
0%
5mph
SSW
Mostly Cloudy
Humidity
69%
Feels like
34°F
Dew Point
29°F
10 AM
43°F
0%
6mph
WSW
Mostly Cloudy
Humidity
58%
Feels like
39°F
Dew Point
29°F
11 AM
47°F
0%
8mph
NW
Mostly Cloudy
Humidity
53%
Feels like
43°F
Dew Point
30°F
12 PM
49°F
0%
9mph
NNW
Mostly Cloudy
Humidity
47%
Feels like
45°F
Dew Point
30°F
1 PM
50°F
0%
9mph
N
Partly Cloudy
Humidity
45%
Feels like
50°F
Dew Point
30°F
2 PM
51°F
0%
10mph
N
Partly Cloudy
Humidity
45%
Feels like
51°F
Dew Point
30°F
3 PM
50°F
0%
10mph
N
Mostly Sunny
Humidity
46%
Feels like
50°F
Dew Point
30°F
4 PM
49°F
0%
10mph
NNE
Mostly Sunny
Humidity
44%
Feels like
45°F
Dew Point
28°F
5 PM
48°F
0%
10mph
NE
Sunny
Humidity
46%
Feels like
43°F
Dew Point
28°F
6 PM
45°F
0%
10mph
NE
Sunny
Humidity
53%
Feels like
40°F
Dew Point
29°F
7 PM
42°F
0%
9mph
NE
Mostly Sunny
Humidity
59%
Feels like
36°F
Dew Point
28°F
7:13 PM
8 PM
38°F
0%
9mph
NE
Mostly Clear
Humidity
66%
Feels like
32°F
Dew Point
28°F
9 PM
36°F
0%
9mph
ENE
Partly Cloudy
Humidity
73%
Feels like
29°F
Dew Point
28°F
10 PM
34°F
0%
9mph
ENE
Partly Cloudy
Humidity
77%
Feels like
27°F
Dew Point
28°F
11 PM
32°F
0%
9mph
E
Mostly Cloudy
Humidity
80%
Feels like
25°F
Dew Point
27°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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