Hourly Weather Forecast - Greycliff, MT

12 AM
36°F
30%
8mph
W
30% Chance of Light Rain
Humidity
69%
Feels like
30°F
Dew Point
27°F
1 AM
35°F
40%
8mph
WNW
40% Chance of Light Rain
Humidity
69%
Feels like
29°F
Dew Point
26°F
2 AM
35°F
30%
8mph
WNW
30% Chance of Light Rain
Humidity
69%
Feels like
28°F
Dew Point
26°F
3 AM
34°F
30%
7mph
W
30% Chance of Light Rain
Humidity
68%
Feels like
27°F
Dew Point
25°F
4 AM
33°F
30%
7mph
W
30% Chance of Flurries
Humidity
68%
Feels like
27°F
Dew Point
24°F
5 AM
32°F
30%
7mph
W
30% Chance of Flurries
Humidity
68%
Feels like
26°F
Dew Point
23°F
6 AM
31°F
30%
7mph
W
30% Chance of Flurries
Humidity
70%
Feels like
24°F
Dew Point
22°F
7 AM
30°F
30%
8mph
W
30% Chance of Flurries
Humidity
72%
Feels like
23°F
Dew Point
23°F
7:56 AM
8 AM
30°F
20%
8mph
W
Cloudy
Humidity
73%
Feels like
23°F
Dew Point
23°F
9 AM
31°F
10%
8mph
W
Cloudy
Humidity
72%
Feels like
24°F
Dew Point
23°F
10 AM
33°F
10%
8mph
W
Cloudy
Humidity
70%
Feels like
25°F
Dew Point
24°F
11 AM
34°F
10%
8mph
W
Cloudy
Humidity
67%
Feels like
27°F
Dew Point
24°F
12 PM
35°F
10%
9mph
W
Cloudy
Humidity
65%
Feels like
28°F
Dew Point
24°F
1 PM
36°F
10%
9mph
W
Cloudy
Humidity
62%
Feels like
29°F
Dew Point
24°F
2 PM
36°F
10%
9mph
W
Cloudy
Humidity
61%
Feels like
29°F
Dew Point
24°F
3 PM
36°F
10%
8mph
W
Cloudy
Humidity
60%
Feels like
29°F
Dew Point
23°F
4 PM
35°F
10%
7mph
WSW
Mostly Cloudy
Humidity
61%
Feels like
29°F
Dew Point
22°F
4:36 PM
5 PM
33°F
10%
6mph
WSW
Partly Cloudy
Humidity
61%
Feels like
28°F
Dew Point
22°F
6 PM
33°F
10%
6mph
WSW
Partly Cloudy
Humidity
62%
Feels like
27°F
Dew Point
21°F
7 PM
31°F
10%
6mph
SW
Partly Cloudy
Humidity
62%
Feels like
26°F
Dew Point
20°F
8 PM
31°F
10%
6mph
SW
Partly Cloudy
Humidity
63%
Feels like
24°F
Dew Point
20°F
9 PM
30°F
10%
6mph
SW
Partly Cloudy
Humidity
64%
Feels like
24°F
Dew Point
19°F
10 PM
30°F
10%
7mph
WSW
Partly Cloudy
Humidity
64%
Feels like
23°F
Dew Point
19°F
11 PM
29°F
10%
7mph
WSW
Partly Cloudy
Humidity
65%
Feels like
22°F
Dew Point
19°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Tuesday's Weather Outlook

Today's 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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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