Hourly Weather Forecast - Big Arm, MT

12 AM
33°F
0%
1mph
N
Mostly Clear
Humidity
87%
Feels like
33°F
Dew Point
30°F
1 AM
33°F
0%
1mph
N
Mostly Clear
Humidity
87%
Feels like
33°F
Dew Point
29°F
2 AM
32°F
0%
1mph
N
Mostly Clear
Humidity
86%
Feels like
32°F
Dew Point
29°F
3 AM
30°F
0%
1mph
NNW
Hazy
Humidity
92%
Feels like
30°F
Dew Point
28°F
4 AM
30°F
0%
1mph
NW
Hazy
Humidity
95%
Feels like
30°F
Dew Point
28°F
5 AM
30°F
0%
0mph
NW
Partly Cloudy
Humidity
95%
Feels like
30°F
Dew Point
28°F
6 AM
30°F
0%
0mph
WNW
Hazy
Humidity
94%
Feels like
30°F
Dew Point
29°F
7 AM
31°F
0%
0mph
NE
Hazy
Humidity
91%
Feels like
31°F
Dew Point
29°F
7:57 AM
8 AM
33°F
0%
0mph
E
Mostly Sunny
Humidity
88%
Feels like
33°F
Dew Point
30°F
9 AM
35°F
0%
0mph
NNE
Mostly Sunny
Humidity
83%
Feels like
35°F
Dew Point
31°F
10 AM
37°F
0%
0mph
NNW
Sunny
Humidity
79%
Feels like
37°F
Dew Point
31°F
11 AM
40°F
0%
1mph
NW
Sunny
Humidity
75%
Feels like
40°F
Dew Point
32°F
12 PM
41°F
0%
0mph
W
Sunny
Humidity
72%
Feels like
41°F
Dew Point
33°F
1 PM
43°F
0%
0mph
SSW
Sunny
Humidity
70%
Feels like
43°F
Dew Point
33°F
2 PM
44°F
0%
1mph
S
Sunny
Humidity
69%
Feels like
44°F
Dew Point
34°F
3 PM
44°F
0%
1mph
S
Sunny
Humidity
69%
Feels like
44°F
Dew Point
34°F
4 PM
43°F
0%
1mph
S
Sunny
Humidity
70%
Feels like
43°F
Dew Point
34°F
5 PM
42°F
0%
1mph
SSW
Mostly Sunny
Humidity
73%
Feels like
42°F
Dew Point
34°F
5:45 PM
6 PM
40°F
0%
0mph
S
Mostly Clear
Humidity
75%
Feels like
40°F
Dew Point
33°F
7 PM
39°F
0%
0mph
S
Partly Cloudy
Humidity
77%
Feels like
39°F
Dew Point
33°F
8 PM
38°F
0%
0mph
S
Partly Cloudy
Humidity
78%
Feels like
38°F
Dew Point
32°F
9 PM
38°F
0%
0mph
S
Partly Cloudy
Humidity
78%
Feels like
38°F
Dew Point
31°F
10 PM
37°F
0%
0mph
S
Partly Cloudy
Humidity
78%
Feels like
37°F
Dew Point
31°F
11 PM
36°F
0%
0mph
S
Partly Cloudy
Humidity
79%
Feels like
36°F
Dew Point
30°F

Friday's Weather Outlook

Friday's Weather Outlook

A snow-filled clipper system is set to sweep through the Great Lakes, Ohio Valley, and Mid-Atlantic.

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for February 5, 2026

Scarce Precipitation Leads to Widespread Drought Degradation

Image courtesy of Pixabay.com

All About Snow Squalls

A person in a pink coat and red mittens holding a snowball. (Image by Dmitriy Gutarev from Pixabay)

Cold Weather and Worsening Health Conditions

Windchill chart

Dangers of Wind Chills

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