Hourly Weather Forecast - Roundup, MT

12 AM
41°F
40%
6mph
NNW
40% Chance Rain Showers
Humidity
64%
Feels like
37°F
Dew Point
29°F
1 AM
40°F
30%
6mph
NNW
30% Chance Rain Showers
Humidity
67%
Feels like
35°F
Dew Point
30°F
2 AM
39°F
30%
6mph
NNW
30% Chance Rain Showers
Humidity
68%
Feels like
34°F
Dew Point
29°F
3 AM
38°F
40%
6mph
NW
40% Chance Rain Showers
Humidity
69%
Feels like
33°F
Dew Point
29°F
4 AM
38°F
40%
6mph
NW
40% Chance of Light Rain
Humidity
68%
Feels like
33°F
Dew Point
28°F
5 AM
38°F
40%
6mph
WNW
40% Chance of Light Rain
Humidity
69%
Feels like
33°F
Dew Point
29°F
6 AM
38°F
30%
7mph
WNW
30% Chance of Light Rain
Humidity
68%
Feels like
33°F
Dew Point
28°F
6:46 AM
7 AM
39°F
30%
7mph
WNW
30% Chance of Light Rain
Humidity
66%
Feels like
34°F
Dew Point
28°F
8 AM
40°F
30%
7mph
WNW
30% Chance of Light Rain
Humidity
64%
Feels like
35°F
Dew Point
29°F
9 AM
42°F
30%
8mph
WNW
30% Chance of Light Rain
Humidity
62%
Feels like
37°F
Dew Point
30°F
10 AM
44°F
30%
9mph
WNW
30% Chance of Light Rain
Humidity
55%
Feels like
39°F
Dew Point
29°F
11 AM
47°F
20%
11mph
WNW
Cloudy
Humidity
47%
Feels like
42°F
Dew Point
28°F
12 PM
48°F
30%
11mph
WNW
30% Chance of Light Rain
Humidity
44%
Feels like
43°F
Dew Point
27°F
1 PM
49°F
30%
12mph
NW
30% Chance of Light Rain
Humidity
40%
Feels like
45°F
Dew Point
26°F
2 PM
50°F
30%
13mph
NW
30% Chance of Light Rain
Humidity
36%
Feels like
50°F
Dew Point
24°F
3 PM
50°F
30%
12mph
NW
30% Chance Rain Showers
Humidity
36%
Feels like
45°F
Dew Point
24°F
4 PM
49°F
30%
11mph
NW
30% Chance Rain Showers
Humidity
36%
Feels like
45°F
Dew Point
23°F
5 PM
47°F
30%
9mph
NW
30% Chance Rain Showers
Humidity
37%
Feels like
43°F
Dew Point
22°F
6 PM
45°F
10%
8mph
NW
Partly Cloudy
Humidity
40%
Feels like
41°F
Dew Point
22°F
6:05 PM
7 PM
42°F
10%
6mph
WNW
Clear
Humidity
45%
Feels like
38°F
Dew Point
22°F
8 PM
39°F
10%
5mph
WNW
Clear
Humidity
51%
Feels like
36°F
Dew Point
23°F
9 PM
38°F
10%
5mph
WNW
Mostly Clear
Humidity
55%
Feels like
34°F
Dew Point
23°F
10 PM
37°F
10%
5mph
W
Partly Cloudy
Humidity
58%
Feels like
33°F
Dew Point
24°F
11 PM
36°F
10%
5mph
W
Partly Cloudy
Humidity
59%
Feels like
31°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

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