Hourly Weather Forecast - Roundup, MT

12 AM
51°F
0%
3mph
WNW
Cloudy
Humidity
46%
Feels like
51°F
Dew Point
31°F
1 AM
50°F
10%
4mph
W
Cloudy
Humidity
49%
Feels like
50°F
Dew Point
32°F
2 AM
50°F
10%
4mph
WSW
Mostly Cloudy
Humidity
52%
Feels like
49°F
Dew Point
33°F
3 AM
49°F
10%
4mph
WSW
Mostly Cloudy
Humidity
53%
Feels like
48°F
Dew Point
33°F
4 AM
49°F
10%
4mph
WSW
Mostly Cloudy
Humidity
55%
Feels like
47°F
Dew Point
33°F
5 AM
48°F
10%
4mph
SW
Mostly Cloudy
Humidity
59%
Feels like
46°F
Dew Point
34°F
6 AM
47°F
10%
4mph
SW
Mostly Cloudy
Humidity
59%
Feels like
46°F
Dew Point
34°F
7 AM
48°F
10%
5mph
SW
Mostly Cloudy
Humidity
58%
Feels like
46°F
Dew Point
34°F
7:07 AM
8 AM
50°F
0%
5mph
SW
Cloudy
Humidity
57%
Feels like
50°F
Dew Point
36°F
9 AM
54°F
0%
6mph
SW
Cloudy
Humidity
51%
Feels like
54°F
Dew Point
36°F
10 AM
58°F
0%
7mph
SW
Cloudy
Humidity
44%
Feels like
58°F
Dew Point
37°F
11 AM
64°F
0%
9mph
SW
Cloudy
Humidity
36%
Feels like
64°F
Dew Point
36°F
12 PM
67°F
0%
9mph
SW
Cloudy
Humidity
31%
Feels like
67°F
Dew Point
36°F
1 PM
70°F
30%
10mph
WSW
30% Chance of Light Rain
Humidity
27%
Feels like
70°F
Dew Point
35°F
2 PM
71°F
30%
12mph
W
30% Chance of Light Rain
Humidity
24%
Feels like
71°F
Dew Point
32°F
3 PM
71°F
30%
14mph
WNW
30% Chance of Light Rain
Humidity
22%
Feels like
71°F
Dew Point
30°F
4 PM
70°F
30%
13mph
WNW
30% Chance of Light Rain
Humidity
23%
Feels like
70°F
Dew Point
30°F
5 PM
68°F
10%
12mph
NW
Cloudy
Humidity
24%
Feels like
68°F
Dew Point
30°F
6 PM
65°F
10%
12mph
NNW
Cloudy
Humidity
28%
Feels like
65°F
Dew Point
31°F
7 PM
61°F
10%
13mph
NNW
Cloudy
Humidity
31%
Feels like
61°F
Dew Point
30°F
7:33 PM
8 PM
56°F
10%
12mph
N
Cloudy
Humidity
36%
Feels like
56°F
Dew Point
29°F
9 PM
52°F
10%
12mph
N
Cloudy
Humidity
40%
Feels like
52°F
Dew Point
28°F
10 PM
49°F
20%
11mph
N
Cloudy
Humidity
42%
Feels like
44°F
Dew Point
27°F
11 PM
47°F
30%
10mph
N
30% Chance of Light Rain
Humidity
43%
Feels like
42°F
Dew Point
26°F

Today's Severe Weather Outlook

Dangerous Spring Storms Take Aim at Ohio Valley, Mid-Atlantic

Spring is here and Mother Nature is set to bring dangerous thunderstorms to parts of the Great Lakes, Ohio Valley and Mid-Atlantic.

Today's High Temperature Outlook

Summer-Like Heat Bakes the Southern U.S.

Weekend Weather Outlook

Today's Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide