Hourly Weather Forecast - Big Arm, MT

1 PM
49°F
0%
8mph
SW
Sunny
Humidity
26%
Feels like
46°F
Dew Point
16°F
2 PM
51°F
0%
8mph
SW
Mostly Sunny
Humidity
24%
Feels like
51°F
Dew Point
15°F
3 PM
52°F
0%
8mph
SW
Mostly Sunny
Humidity
23%
Feels like
52°F
Dew Point
15°F
4 PM
52°F
0%
8mph
SW
Mostly Sunny
Humidity
23%
Feels like
52°F
Dew Point
16°F
5 PM
52°F
0%
8mph
SW
Sunny
Humidity
24%
Feels like
52°F
Dew Point
16°F
6 PM
50°F
0%
7mph
SW
Mostly Sunny
Humidity
27%
Feels like
50°F
Dew Point
17°F
7 PM
48°F
0%
5mph
SW
Mostly Sunny
Humidity
30%
Feels like
46°F
Dew Point
19°F
7:52 PM
8 PM
46°F
0%
4mph
SW
Mostly Clear
Humidity
35%
Feels like
44°F
Dew Point
19°F
9 PM
44°F
0%
2mph
SSW
Partly Cloudy
Humidity
39%
Feels like
44°F
Dew Point
20°F
10 PM
42°F
0%
2mph
SSW
Partly Cloudy
Humidity
43%
Feels like
42°F
Dew Point
21°F
11 PM
40°F
0%
1mph
SSW
Partly Cloudy
Humidity
47%
Feels like
40°F
Dew Point
21°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.

Monday's Weather Outlook

Monday'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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