Hourly Weather Forecast - Roundup, MT

2 AM
16°F
0%
2mph
SSW
Hazy
Humidity
91%
Feels like
16°F
Dew Point
14°F
3 AM
17°F
0%
3mph
SSW
Hazy
Humidity
91%
Feels like
12°F
Dew Point
15°F
4 AM
17°F
0%
4mph
SSW
Partly Cloudy
Humidity
88%
Feels like
12°F
Dew Point
14°F
5 AM
18°F
0%
4mph
SW
Partly Cloudy
Humidity
87%
Feels like
13°F
Dew Point
15°F
6 AM
19°F
0%
4mph
SW
Partly Cloudy
Humidity
83%
Feels like
13°F
Dew Point
15°F
6:53 AM
7 AM
21°F
0%
4mph
SW
Partly Cloudy
Humidity
78%
Feels like
15°F
Dew Point
16°F
8 AM
25°F
0%
4mph
SW
Partly Cloudy
Humidity
73%
Feels like
19°F
Dew Point
17°F
9 AM
30°F
0%
4mph
SW
Mostly Sunny
Humidity
64%
Feels like
25°F
Dew Point
19°F
10 AM
36°F
0%
5mph
SW
Mostly Sunny
Humidity
52%
Feels like
32°F
Dew Point
20°F
11 AM
41°F
0%
5mph
SW
Mostly Sunny
Humidity
44%
Feels like
38°F
Dew Point
21°F
12 PM
46°F
0%
5mph
SW
Mostly Sunny
Humidity
39%
Feels like
44°F
Dew Point
23°F
1 PM
50°F
0%
5mph
SW
Mostly Sunny
Humidity
34%
Feels like
50°F
Dew Point
23°F
2 PM
53°F
0%
5mph
SW
Mostly Sunny
Humidity
31%
Feels like
53°F
Dew Point
23°F
3 PM
54°F
0%
5mph
SSW
Mostly Sunny
Humidity
32%
Feels like
54°F
Dew Point
25°F
4 PM
54°F
0%
5mph
S
Mostly Sunny
Humidity
33%
Feels like
54°F
Dew Point
26°F
5 PM
52°F
0%
5mph
S
Partly Cloudy
Humidity
34%
Feels like
52°F
Dew Point
24°F
6 PM
48°F
0%
5mph
S
Mostly Sunny
Humidity
37%
Feels like
46°F
Dew Point
23°F
6:00 PM
7 PM
44°F
0%
5mph
S
Mostly Clear
Humidity
43%
Feels like
41°F
Dew Point
22°F
8 PM
40°F
0%
4mph
S
Partly Cloudy
Humidity
50%
Feels like
37°F
Dew Point
22°F
9 PM
37°F
0%
3mph
SSW
Partly Cloudy
Humidity
56%
Feels like
35°F
Dew Point
23°F
10 PM
36°F
0%
3mph
SW
Partly Cloudy
Humidity
59%
Feels like
33°F
Dew Point
23°F
11 PM
35°F
0%
4mph
SW
Mostly Cloudy
Humidity
60%
Feels like
32°F
Dew Point
22°F

Today's Weather Outlook

Today's Weather Outlook

The first day of March will feature wintry weather in the Lower Midwest and parts of the Northeast.

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

Flooding Can Happen in the Winter Too!

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