Hourly Weather Forecast - Sidney, MT

12 AM
22°F
0%
7mph
SSW
Clear
Humidity
84%
Feels like
14°F
Dew Point
18°F
1 AM
22°F
0%
7mph
SSW
Clear
Humidity
86%
Feels like
13°F
Dew Point
18°F
2 AM
20°F
0%
6mph
SSW
Clear
Humidity
88%
Feels like
12°F
Dew Point
17°F
3 AM
19°F
0%
6mph
SSW
Mostly Clear
Humidity
88%
Feels like
11°F
Dew Point
16°F
4 AM
18°F
0%
5mph
SSW
Mostly Clear
Humidity
88%
Feels like
10°F
Dew Point
15°F
5 AM
17°F
0%
4mph
SSW
Mostly Clear
Humidity
88%
Feels like
10°F
Dew Point
15°F
6 AM
18°F
0%
4mph
SSW
Mostly Clear
Humidity
84%
Feels like
12°F
Dew Point
14°F
6:35 AM
7 AM
21°F
0%
4mph
SSW
Mostly Sunny
Humidity
84%
Feels like
15°F
Dew Point
17°F
8 AM
25°F
0%
4mph
SW
Mostly Sunny
Humidity
80%
Feels like
20°F
Dew Point
20°F
9 AM
30°F
0%
4mph
WSW
Sunny
Humidity
74%
Feels like
27°F
Dew Point
23°F
10 AM
36°F
0%
4mph
N
Sunny
Humidity
65%
Feels like
33°F
Dew Point
25°F
11 AM
40°F
0%
4mph
N
Sunny
Humidity
60%
Feels like
37°F
Dew Point
27°F
12 PM
43°F
0%
5mph
NNE
Sunny
Humidity
54%
Feels like
40°F
Dew Point
27°F
1 PM
45°F
0%
7mph
NNE
Sunny
Humidity
49%
Feels like
41°F
Dew Point
27°F
2 PM
46°F
0%
7mph
NNE
Sunny
Humidity
48%
Feels like
42°F
Dew Point
28°F
3 PM
45°F
0%
8mph
NNE
Sunny
Humidity
50%
Feels like
41°F
Dew Point
28°F
4 PM
42°F
0%
7mph
NE
Sunny
Humidity
57%
Feels like
37°F
Dew Point
28°F
5 PM
38°F
0%
7mph
NE
Sunny
Humidity
65%
Feels like
33°F
Dew Point
27°F
5:42 PM
6 PM
34°F
0%
6mph
NE
Clear
Humidity
70%
Feels like
28°F
Dew Point
26°F
7 PM
32°F
0%
6mph
NE
Mostly Clear
Humidity
72%
Feels like
26°F
Dew Point
24°F
8 PM
30°F
0%
6mph
NE
Mostly Clear
Humidity
75%
Feels like
25°F
Dew Point
23°F
9 PM
29°F
0%
6mph
ENE
Mostly Clear
Humidity
78%
Feels like
23°F
Dew Point
23°F
10 PM
28°F
0%
6mph
ENE
Mostly Clear
Humidity
79%
Feels like
22°F
Dew Point
23°F
11 PM
28°F
0%
6mph
E
Mostly Clear
Humidity
81%
Feels like
21°F
Dew Point
23°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide