Hourly Weather Forecast - Sidney, MT

7:37 AM
8 AM
17°F
0%
11mph
S
Mostly Sunny
Humidity
72%
Feels like
4°F
Dew Point
10°F
9 AM
21°F
0%
11mph
SSW
Mostly Sunny
Humidity
70%
Feels like
9°F
Dew Point
13°F
10 AM
25°F
0%
11mph
SSW
Mostly Sunny
Humidity
69%
Feels like
14°F
Dew Point
16°F
11 AM
29°F
0%
11mph
SSW
Mostly Sunny
Humidity
67%
Feels like
19°F
Dew Point
19°F
12 PM
32°F
0%
11mph
SSW
Mostly Sunny
Humidity
64%
Feels like
23°F
Dew Point
21°F
1 PM
34°F
0%
10mph
SSW
Sunny
Humidity
66%
Feels like
26°F
Dew Point
24°F
2 PM
34°F
0%
10mph
SSW
Mostly Sunny
Humidity
67%
Feels like
27°F
Dew Point
25°F
3 PM
33°F
0%
10mph
SSW
Mostly Sunny
Humidity
69%
Feels like
25°F
Dew Point
24°F
4 PM
31°F
0%
9mph
SW
Partly Cloudy
Humidity
73%
Feels like
23°F
Dew Point
23°F
4:04 PM
5 PM
29°F
0%
9mph
SW
Partly Cloudy
Humidity
76%
Feels like
21°F
Dew Point
23°F
6 PM
29°F
0%
9mph
SW
Mostly Cloudy
Humidity
77%
Feels like
20°F
Dew Point
22°F
7 PM
29°F
10%
9mph
SW
Partly Cloudy
Humidity
77%
Feels like
20°F
Dew Point
22°F
8 PM
28°F
0%
9mph
SW
Mostly Cloudy
Humidity
78%
Feels like
20°F
Dew Point
22°F
9 PM
29°F
10%
9mph
SW
Mostly Cloudy
Humidity
75%
Feels like
20°F
Dew Point
22°F
10 PM
28°F
0%
9mph
SW
Mostly Cloudy
Humidity
75%
Feels like
19°F
Dew Point
21°F
11 PM
28°F
0%
9mph
WSW
Mostly Cloudy
Humidity
75%
Feels like
19°F
Dew Point
21°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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