Hourly Weather Forecast - Lewistown, MT

12 AM
18°F
10%
10mph
SW
Mostly Cloudy
Humidity
52%
Feels like
7°F
Dew Point
4°F
1 AM
19°F
0%
10mph
SW
Partly Cloudy
Humidity
51%
Feels like
8°F
Dew Point
4°F
2 AM
19°F
0%
10mph
WSW
Mostly Clear
Humidity
51%
Feels like
8°F
Dew Point
4°F
3 AM
19°F
10%
9mph
WSW
Clear
Humidity
53%
Feels like
8°F
Dew Point
5°F
4 AM
18°F
10%
9mph
WSW
Clear
Humidity
56%
Feels like
8°F
Dew Point
6°F
5 AM
18°F
10%
9mph
WSW
Clear
Humidity
58%
Feels like
8°F
Dew Point
6°F
6 AM
19°F
10%
9mph
WSW
Clear
Humidity
58%
Feels like
8°F
Dew Point
6°F
7 AM
20°F
10%
9mph
W
Clear
Humidity
54%
Feels like
10°F
Dew Point
6°F
7:54 AM
8 AM
22°F
10%
9mph
W
Sunny
Humidity
53%
Feels like
12°F
Dew Point
7°F
9 AM
26°F
10%
9mph
W
Mostly Sunny
Humidity
48%
Feels like
17°F
Dew Point
9°F
10 AM
31°F
10%
9mph
WNW
Mostly Sunny
Humidity
43%
Feels like
23°F
Dew Point
11°F
11 AM
35°F
10%
9mph
WNW
Partly Cloudy
Humidity
36%
Feels like
27°F
Dew Point
11°F
12 PM
36°F
10%
10mph
WNW
Partly Cloudy
Humidity
34%
Feels like
29°F
Dew Point
11°F
1 PM
37°F
20%
10mph
WNW
Partly Cloudy
Humidity
35%
Feels like
29°F
Dew Point
12°F
2 PM
36°F
20%
11mph
NW
Partly Cloudy
Humidity
36%
Feels like
29°F
Dew Point
12°F
3 PM
35°F
20%
10mph
NW
Partly Cloudy
Humidity
38%
Feels like
27°F
Dew Point
12°F
4 PM
35°F
20%
10mph
NNW
Partly Cloudy
Humidity
41%
Feels like
28°F
Dew Point
14°F
5 PM
34°F
20%
9mph
N
Partly Cloudy
Humidity
39%
Feels like
26°F
Dew Point
11°F
5:05 PM
6 PM
32°F
20%
8mph
N
Partly Cloudy
Humidity
45%
Feels like
25°F
Dew Point
13°F
7 PM
28°F
20%
8mph
N
Partly Cloudy
Humidity
51%
Feels like
20°F
Dew Point
13°F
8 PM
25°F
30%
8mph
N
30% Chance of Flurries
Humidity
55%
Feels like
16°F
Dew Point
11°F
9 PM
22°F
40%
8mph
NNE
40% Chance of Flurries
Humidity
61%
Feels like
13°F
Dew Point
11°F
10 PM
20°F
40%
8mph
NNE
40% Chance of Flurries
Humidity
66%
Feels like
11°F
Dew Point
11°F
11 PM
19°F
40%
8mph
NE
40% Chance of Heavy Snow
Humidity
70%
Feels like
9°F
Dew Point
11°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings More Snow for Great Lakes & Northeast

A couple low pressure systems will produce additional snowfall across the Great Lakes, Upper Midwest, and Northeast this weekend into the upcoming week.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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