Hourly Weather Forecast - Roundup, MT

12 AM
33°F
0%
4mph
WSW
Mostly Clear
Humidity
58%
Feels like
29°F
Dew Point
20°F
1 AM
32°F
0%
4mph
WSW
Clear
Humidity
60%
Feels like
28°F
Dew Point
20°F
2 AM
32°F
0%
4mph
WSW
Clear
Humidity
61%
Feels like
27°F
Dew Point
20°F
3 AM
31°F
0%
5mph
WSW
Clear
Humidity
63%
Feels like
26°F
Dew Point
20°F
4 AM
31°F
0%
5mph
WSW
Clear
Humidity
63%
Feels like
25°F
Dew Point
20°F
5 AM
31°F
0%
5mph
WSW
Clear
Humidity
63%
Feels like
25°F
Dew Point
20°F
6 AM
32°F
0%
5mph
WSW
Clear
Humidity
61%
Feels like
27°F
Dew Point
20°F
6:50 AM
7 AM
34°F
0%
5mph
SW
Sunny
Humidity
57%
Feels like
29°F
Dew Point
20°F
8 AM
37°F
0%
6mph
SW
Sunny
Humidity
53%
Feels like
32°F
Dew Point
21°F
9 AM
42°F
0%
6mph
SW
Sunny
Humidity
49%
Feels like
38°F
Dew Point
24°F
10 AM
48°F
0%
7mph
WSW
Sunny
Humidity
41%
Feels like
45°F
Dew Point
25°F
11 AM
53°F
0%
7mph
WSW
Sunny
Humidity
33%
Feels like
53°F
Dew Point
25°F
12 PM
57°F
0%
8mph
WSW
Sunny
Humidity
27%
Feels like
57°F
Dew Point
24°F
1 PM
59°F
0%
9mph
WSW
Sunny
Humidity
23%
Feels like
59°F
Dew Point
21°F
2 PM
61°F
0%
9mph
SW
Sunny
Humidity
20%
Feels like
61°F
Dew Point
19°F
3 PM
61°F
0%
8mph
SW
Sunny
Humidity
20%
Feels like
61°F
Dew Point
20°F
4 PM
60°F
0%
7mph
SW
Sunny
Humidity
22%
Feels like
60°F
Dew Point
22°F
5 PM
58°F
0%
6mph
SW
Sunny
Humidity
25%
Feels like
58°F
Dew Point
23°F
6 PM
54°F
0%
6mph
SSW
Sunny
Humidity
29%
Feels like
54°F
Dew Point
23°F
6:02 PM
7 PM
50°F
0%
6mph
SSW
Mostly Clear
Humidity
35%
Feels like
47°F
Dew Point
23°F
8 PM
46°F
0%
7mph
SSW
Partly Cloudy
Humidity
40%
Feels like
43°F
Dew Point
23°F
9 PM
44°F
0%
7mph
SSW
Partly Cloudy
Humidity
44%
Feels like
40°F
Dew Point
23°F
10 PM
42°F
0%
7mph
SSW
Partly Cloudy
Humidity
44%
Feels like
38°F
Dew Point
22°F
11 PM
41°F
0%
7mph
SW
Partly Cloudy
Humidity
44%
Feels like
37°F
Dew Point
21°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

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