Hourly Weather Forecast - Westby, MT

12 AM
18°F
0%
6mph
E
Cloudy
Humidity
74%
Feels like
9°F
Dew Point
11°F
1 AM
19°F
0%
7mph
E
Cloudy
Humidity
74%
Feels like
9°F
Dew Point
11°F
2 AM
19°F
0%
7mph
E
Cloudy
Humidity
75%
Feels like
10°F
Dew Point
12°F
3 AM
19°F
0%
7mph
E
Cloudy
Humidity
76%
Feels like
10°F
Dew Point
13°F
4 AM
19°F
0%
8mph
E
Cloudy
Humidity
76%
Feels like
10°F
Dew Point
13°F
5 AM
20°F
0%
8mph
E
Cloudy
Humidity
74%
Feels like
10°F
Dew Point
13°F
6 AM
20°F
10%
8mph
ESE
Cloudy
Humidity
75%
Feels like
10°F
Dew Point
13°F
7 AM
21°F
10%
9mph
ESE
Cloudy
Humidity
76%
Feels like
11°F
Dew Point
15°F
7:47 AM
8 AM
22°F
20%
8mph
ESE
Cloudy
Humidity
75%
Feels like
13°F
Dew Point
16°F
9 AM
25°F
30%
7mph
SE
30% Chance Freezing Rain
Humidity
71%
Feels like
16°F
Dew Point
17°F
10 AM
26°F
30%
8mph
S
30% Chance Freezing Rain
Humidity
69%
Feels like
18°F
Dew Point
18°F
11 AM
28°F
30%
10mph
SSW
30% Chance Freezing Rain
Humidity
67%
Feels like
19°F
Dew Point
19°F
12 PM
30°F
30%
11mph
SW
30% Chance Freezing Rain
Humidity
66%
Feels like
21°F
Dew Point
20°F
1 PM
31°F
20%
12mph
WSW
Cloudy
Humidity
65%
Feels like
21°F
Dew Point
20°F
2 PM
29°F
10%
14mph
W
Mostly Cloudy
Humidity
65%
Feels like
19°F
Dew Point
19°F
3 PM
27°F
10%
16mph
W
Mostly Cloudy
Humidity
68%
Feels like
15°F
Dew Point
18°F
4 PM
25°F
10%
16mph
WNW
Mostly Cloudy
Humidity
68%
Feels like
13°F
Dew Point
16°F
4:02 PM
5 PM
23°F
0%
16mph
WNW
Mostly Cloudy
Humidity
74%
Feels like
10°F
Dew Point
16°F
6 PM
21°F
0%
15mph
NW
Partly Cloudy
Humidity
75%
Feels like
7°F
Dew Point
14°F
7 PM
18°F
0%
15mph
NW
Partly Cloudy
Humidity
75%
Feels like
4°F
Dew Point
11°F
8 PM
14°F
0%
13mph
NW
Mostly Clear
Humidity
74%
Feels like
0°F
Dew Point
8°F
9 PM
11°F
0%
12mph
NW
Mostly Clear
Humidity
67%
Feels like
-3°F
Dew Point
2°F
10 PM
8°F
0%
10mph
NW
Partly Cloudy
Humidity
64%
Feels like
-6°F
Dew Point
-1°F
11 PM
7°F
0%
9mph
NW
Partly Cloudy
Humidity
68%
Feels like
-7°F
Dew Point
-2°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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