Hourly Weather Forecast - Sidney, MT

7 AM
21°F
0%
8mph
NW
Mostly Cloudy
Humidity
96%
Feels like
11°F
Dew Point
20°F
7:45 AM
8 AM
21°F
0%
8mph
NW
Mostly Cloudy
Humidity
95%
Feels like
11°F
Dew Point
20°F
9 AM
22°F
0%
8mph
NNW
Mostly Cloudy
Humidity
91%
Feels like
13°F
Dew Point
20°F
10 AM
23°F
0%
8mph
NNW
Mostly Cloudy
Humidity
87%
Feels like
14°F
Dew Point
20°F
11 AM
24°F
0%
8mph
NNW
Mostly Cloudy
Humidity
84%
Feels like
16°F
Dew Point
20°F
12 PM
25°F
0%
7mph
NNW
Mostly Cloudy
Humidity
81%
Feels like
17°F
Dew Point
20°F
1 PM
25°F
0%
6mph
NNW
Mostly Cloudy
Humidity
80%
Feels like
17°F
Dew Point
20°F
2 PM
24°F
0%
6mph
NNW
Mostly Cloudy
Humidity
80%
Feels like
17°F
Dew Point
19°F
3 PM
22°F
0%
6mph
N
Mostly Cloudy
Humidity
84%
Feels like
15°F
Dew Point
18°F
4 PM
20°F
0%
5mph
NNE
Mostly Cloudy
Humidity
88%
Feels like
13°F
Dew Point
17°F
4:15 PM
5 PM
19°F
0%
5mph
NE
Mostly Cloudy
Humidity
90%
Feels like
11°F
Dew Point
16°F
6 PM
18°F
0%
6mph
NE
Mostly Cloudy
Humidity
90%
Feels like
10°F
Dew Point
16°F
7 PM
18°F
0%
7mph
ENE
Mostly Cloudy
Humidity
89%
Feels like
9°F
Dew Point
15°F
8 PM
17°F
0%
7mph
ENE
Mostly Cloudy
Humidity
91%
Feels like
8°F
Dew Point
15°F
9 PM
17°F
0%
7mph
ENE
Mostly Cloudy
Humidity
91%
Feels like
7°F
Dew Point
15°F
10 PM
16°F
0%
7mph
ENE
Mostly Cloudy
Humidity
93%
Feels like
6°F
Dew Point
15°F
11 PM
15°F
0%
7mph
ENE
Cloudy
Humidity
95%
Feels like
5°F
Dew Point
14°F

Rain and Snow Totals Through Friday

2026 Opens with Heavy Rain in California

Moderate to heavy rainfall persists until nighttime in much of California.

Thursday's Weather Outlook

New Year's Day and Extended Weekend Weather Outlook

St. Louis Tornado - May 16th, 2025

2025 Year in Review: Billion-Dollar Disasters From May through June

EF3 tornado damage near Plantersville, Alabama

2025 Year in Review: Billion-Dollar Disasters From February Through April

Photos and videos from the Palisades Fire that started in the City of Los Angeles, January 8, 2025. (CAL FIRE_Official via Wikimedia Commons)

2025 Year in Review: Billion Dollar Disasters - The California Wildfires

Large wall of dust approaching Phoenix Sky Harbor Airport at around 5:30 PM MST (Photo credit: Mike Olbinski via NWS)

2025 Year in Review: Extreme Weather - July Through December

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide