Hourly Weather Forecast - Harlowton, MT

12 AM
46°F
0%
26mph
WSW
Windy
Humidity
53%
Feels like
37°F
Dew Point
30°F
1 AM
47°F
0%
29mph
WSW
Windy
Humidity
52%
Feels like
38°F
Dew Point
30°F
2 AM
47°F
0%
31mph
W
Windy
Humidity
50%
Feels like
39°F
Dew Point
30°F
3 AM
48°F
0%
31mph
W
Windy
Humidity
50%
Feels like
39°F
Dew Point
30°F
4 AM
48°F
0%
32mph
W
Windy
Humidity
47%
Feels like
40°F
Dew Point
29°F
5 AM
48°F
0%
31mph
W
Windy
Humidity
48%
Feels like
40°F
Dew Point
30°F
6 AM
48°F
0%
30mph
W
Windy
Humidity
48%
Feels like
40°F
Dew Point
30°F
7 AM
47°F
0%
29mph
W
Windy
Humidity
49%
Feels like
39°F
Dew Point
29°F
7:56 AM
8 AM
47°F
0%
28mph
W
Windy
Humidity
50%
Feels like
38°F
Dew Point
29°F
9 AM
46°F
0%
26mph
W
Windy
Humidity
51%
Feels like
38°F
Dew Point
29°F
10 AM
46°F
0%
24mph
W
Windy
Humidity
52%
Feels like
37°F
Dew Point
29°F
11 AM
46°F
0%
23mph
W
Windy
Humidity
53%
Feels like
37°F
Dew Point
29°F
12 PM
45°F
0%
23mph
W
Windy
Humidity
53%
Feels like
37°F
Dew Point
29°F
1 PM
45°F
0%
22mph
W
Windy
Humidity
51%
Feels like
37°F
Dew Point
28°F
2 PM
45°F
0%
22mph
W
Windy
Humidity
50%
Feels like
36°F
Dew Point
28°F
3 PM
44°F
0%
21mph
W
Windy
Humidity
51%
Feels like
36°F
Dew Point
27°F
4 PM
44°F
0%
19mph
W
Sunny
Humidity
48%
Feels like
36°F
Dew Point
26°F
4:33 PM
5 PM
44°F
0%
18mph
W
Clear
Humidity
49%
Feels like
36°F
Dew Point
26°F
6 PM
44°F
0%
19mph
W
Clear
Humidity
48%
Feels like
36°F
Dew Point
25°F
7 PM
43°F
10%
17mph
W
Mostly Clear
Humidity
52%
Feels like
35°F
Dew Point
27°F
8 PM
43°F
30%
17mph
WSW
30% Chance Rain Showers
Humidity
53%
Feels like
35°F
Dew Point
27°F
9 PM
42°F
30%
15mph
WSW
30% Chance Rain Showers
Humidity
57%
Feels like
34°F
Dew Point
28°F
10 PM
40°F
30%
13mph
WSW
30% Chance Rain Showers
Humidity
60%
Feels like
33°F
Dew Point
28°F
11 PM
39°F
10%
12mph
WSW
Partly Cloudy
Humidity
63%
Feels like
32°F
Dew Point
28°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday A.M.

Snow Spreads Across the Midwest into the Mid-Atlantic

Weekend Weather Outlook

Weekend Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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