Hourly Weather Forecast - Lewistown, MT

12 AM
28°F
30%
10mph
WNW
30% Chance of Snow
Humidity
54%
Feels like
19°F
Dew Point
14°F
1 AM
29°F
20%
10mph
W
Mostly Cloudy
Humidity
56%
Feels like
20°F
Dew Point
15°F
2 AM
29°F
20%
9mph
W
Mostly Cloudy
Humidity
55%
Feels like
20°F
Dew Point
15°F
3 AM
29°F
10%
10mph
W
Mostly Cloudy
Humidity
56%
Feels like
21°F
Dew Point
16°F
4 AM
28°F
10%
10mph
W
Mostly Cloudy
Humidity
58%
Feels like
19°F
Dew Point
15°F
5 AM
27°F
10%
10mph
WSW
Mostly Cloudy
Humidity
60%
Feels like
18°F
Dew Point
15°F
6 AM
26°F
20%
9mph
WSW
Mostly Cloudy
Humidity
62%
Feels like
16°F
Dew Point
14°F
7 AM
25°F
20%
9mph
WSW
Cloudy
Humidity
63%
Feels like
16°F
Dew Point
14°F
7:55 AM
8 AM
26°F
20%
9mph
SW
Cloudy
Humidity
61%
Feels like
17°F
Dew Point
15°F
9 AM
29°F
20%
9mph
WSW
Cloudy
Humidity
55%
Feels like
21°F
Dew Point
15°F
10 AM
34°F
20%
9mph
WSW
Cloudy
Humidity
47%
Feels like
27°F
Dew Point
16°F
11 AM
38°F
20%
9mph
W
Cloudy
Humidity
38%
Feels like
32°F
Dew Point
15°F

Snow Forecast through Saturday

Multiple Snowy Systems Hit Great Lakes, Northeast

As one disturbance exits New England tonight, another will be quick on its heels in the Great Lakes on Friday.

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

(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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