Hourly Weather Forecast - Roundup, MT

12 AM
41°F
0%
8mph
SW
Mostly Clear
Humidity
42%
Feels like
36°F
Dew Point
20°F
1 AM
40°F
0%
8mph
SW
Mostly Clear
Humidity
44%
Feels like
35°F
Dew Point
20°F
2 AM
40°F
0%
9mph
SW
Clear
Humidity
44%
Feels like
34°F
Dew Point
20°F
3 AM
39°F
0%
9mph
SW
Partly Cloudy
Humidity
46%
Feels like
33°F
Dew Point
20°F
4 AM
39°F
0%
9mph
SW
Partly Cloudy
Humidity
45%
Feels like
33°F
Dew Point
20°F
5 AM
39°F
0%
9mph
WSW
Mostly Cloudy
Humidity
46%
Feels like
33°F
Dew Point
20°F
6 AM
40°F
0%
8mph
SW
Partly Cloudy
Humidity
46%
Feels like
34°F
Dew Point
20°F
6:48 AM
7 AM
40°F
0%
8mph
SW
Partly Cloudy
Humidity
45%
Feels like
35°F
Dew Point
21°F
8 AM
43°F
0%
8mph
SW
Partly Cloudy
Humidity
44%
Feels like
38°F
Dew Point
22°F
9 AM
46°F
0%
9mph
WSW
Partly Cloudy
Humidity
43%
Feels like
42°F
Dew Point
25°F
10 AM
50°F
0%
10mph
WSW
Partly Cloudy
Humidity
38%
Feels like
50°F
Dew Point
26°F
11 AM
54°F
0%
10mph
WSW
Partly Cloudy
Humidity
34%
Feels like
54°F
Dew Point
26°F
12 PM
57°F
0%
10mph
WSW
Partly Cloudy
Humidity
31%
Feels like
57°F
Dew Point
26°F
1 PM
59°F
0%
10mph
WSW
Partly Cloudy
Humidity
28%
Feels like
59°F
Dew Point
26°F
2 PM
60°F
0%
9mph
WSW
Partly Cloudy
Humidity
26%
Feels like
60°F
Dew Point
25°F
3 PM
60°F
0%
8mph
WSW
Partly Cloudy
Humidity
27%
Feels like
60°F
Dew Point
26°F
4 PM
59°F
10%
7mph
WSW
Mostly Cloudy
Humidity
29%
Feels like
59°F
Dew Point
27°F
5 PM
57°F
20%
6mph
WSW
Cloudy
Humidity
30%
Feels like
57°F
Dew Point
26°F
6 PM
54°F
30%
4mph
W
30% Chance of Light Rain
Humidity
33%
Feels like
54°F
Dew Point
26°F
6:04 PM
7 PM
51°F
40%
4mph
WNW
40% Chance of Light Rain
Humidity
39%
Feels like
51°F
Dew Point
27°F
8 PM
47°F
50%
4mph
NW
50% Chance of Light Rain
Humidity
44%
Feels like
46°F
Dew Point
27°F
9 PM
45°F
50%
4mph
NNW
50% Chance Rain Showers
Humidity
49%
Feels like
42°F
Dew Point
27°F
10 PM
43°F
50%
5mph
NNW
50% Chance Rain Showers
Humidity
53%
Feels like
40°F
Dew Point
27°F
11 PM
42°F
50%
5mph
NW
50% Chance Rain Showers
Humidity
55%
Feels like
39°F
Dew Point
27°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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