Hourly Weather Forecast - Roundup, MT

9 AM
41°F
0%
7mph
SW
Mostly Sunny
Humidity
71%
Feels like
36°F
Dew Point
32°F
10 AM
44°F
0%
9mph
WSW
Sunny
Humidity
52%
Feels like
40°F
Dew Point
28°F
11 AM
49°F
0%
10mph
W
Sunny
Humidity
33%
Feels like
45°F
Dew Point
21°F
12 PM
52°F
0%
11mph
W
Sunny
Humidity
22%
Feels like
52°F
Dew Point
15°F
1 PM
55°F
0%
12mph
W
Mostly Sunny
Humidity
18%
Feels like
55°F
Dew Point
13°F
2 PM
57°F
0%
12mph
WNW
Mostly Sunny
Humidity
17%
Feels like
57°F
Dew Point
13°F
3 PM
58°F
0%
11mph
WNW
Mostly Sunny
Humidity
16%
Feels like
58°F
Dew Point
12°F
4 PM
59°F
0%
11mph
WNW
Mostly Sunny
Humidity
15%
Feels like
59°F
Dew Point
11°F
5 PM
59°F
0%
10mph
WNW
Mostly Sunny
Humidity
15%
Feels like
59°F
Dew Point
11°F
6 PM
58°F
0%
9mph
WNW
Mostly Sunny
Humidity
16%
Feels like
58°F
Dew Point
12°F
7 PM
55°F
0%
4mph
WNW
Mostly Sunny
Humidity
19%
Feels like
55°F
Dew Point
13°F
7:29 PM
8 PM
50°F
0%
2mph
NNE
Mostly Clear
Humidity
23%
Feels like
50°F
Dew Point
14°F
9 PM
46°F
0%
4mph
E
Mostly Clear
Humidity
30%
Feels like
44°F
Dew Point
16°F
10 PM
43°F
0%
4mph
ESE
Mostly Clear
Humidity
35%
Feels like
41°F
Dew Point
17°F
11 PM
41°F
0%
3mph
ESE
Mostly Clear
Humidity
39%
Feels like
41°F
Dew Point
18°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

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