Hourly Weather Forecast - Lewistown, MT

12 AM
30°F
30%
9mph
W
30 % Chance of Heavy Snow
Humidity
80%
Feels like
22°F
Dew Point
24°F
1 AM
30°F
20%
9mph
W
Cloudy
Humidity
80%
Feels like
22°F
Dew Point
24°F
2 AM
30°F
20%
9mph
W
Cloudy
Humidity
81%
Feels like
22°F
Dew Point
25°F
3 AM
29°F
40%
9mph
W
40% Chance of Flurries
Humidity
83%
Feels like
21°F
Dew Point
25°F
4 AM
28°F
40%
9mph
W
40% Chance of Flurries
Humidity
87%
Feels like
20°F
Dew Point
25°F
5 AM
28°F
40%
9mph
W
40% Chance of Flurries
Humidity
88%
Feels like
19°F
Dew Point
25°F
6 AM
28°F
30%
9mph
W
30% Chance of Flurries
Humidity
87%
Feels like
19°F
Dew Point
25°F
6:48 AM
7 AM
30°F
30%
9mph
W
30% Chance Freezing Rain
Humidity
81%
Feels like
21°F
Dew Point
25°F
8 AM
32°F
20%
10mph
W
Mostly Cloudy
Humidity
76%
Feels like
24°F
Dew Point
26°F
9 AM
36°F
10%
11mph
W
Partly Cloudy
Humidity
66%
Feels like
28°F
Dew Point
26°F
10 AM
39°F
10%
12mph
W
Partly Cloudy
Humidity
55%
Feels like
32°F
Dew Point
25°F
11 AM
41°F
0%
13mph
WNW
Partly Cloudy
Humidity
48%
Feels like
34°F
Dew Point
23°F
12 PM
42°F
10%
13mph
WNW
Mostly Sunny
Humidity
45%
Feels like
35°F
Dew Point
22°F
1 PM
43°F
10%
13mph
WNW
Partly Cloudy
Humidity
42%
Feels like
37°F
Dew Point
22°F
2 PM
45°F
10%
13mph
WNW
Mostly Sunny
Humidity
41%
Feels like
38°F
Dew Point
22°F
3 PM
45°F
10%
13mph
WNW
Mostly Sunny
Humidity
39%
Feels like
39°F
Dew Point
22°F
4 PM
43°F
10%
12mph
W
Sunny
Humidity
41%
Feels like
37°F
Dew Point
21°F
5 PM
40°F
10%
11mph
W
Sunny
Humidity
44%
Feels like
33°F
Dew Point
20°F
6 PM
36°F
10%
11mph
W
Sunny
Humidity
52%
Feels like
28°F
Dew Point
20°F
6:10 PM
7 PM
34°F
10%
11mph
W
Clear
Humidity
61%
Feels like
25°F
Dew Point
22°F
8 PM
32°F
20%
11mph
WSW
Clear
Humidity
66%
Feels like
23°F
Dew Point
22°F
9 PM
31°F
30%
12mph
WSW
30% Chance Frozen Mix
Humidity
69%
Feels like
22°F
Dew Point
22°F
10 PM
30°F
30%
12mph
WSW
30% Chance Frozen Mix
Humidity
70%
Feels like
20°F
Dew Point
21°F
11 PM
29°F
30%
13mph
WSW
30% Chance Frozen Mix
Humidity
70%
Feels like
19°F
Dew Point
21°F

Snow and Ice Accumulations through Tuesday

Wintry Disturbance Hits Northeastern U.S.

A wintry disturbance will continue northeastward, buffeting the northeastern U.S. with light snow, freezing rain, and plain rain through Tuesday night.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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