Hourly Weather Forecast - Greycliff, MT

12 AM
37°F
10%
13mph
WSW
Partly Cloudy
Humidity
65%
Feels like
28°F
Dew Point
26°F
1 AM
38°F
10%
13mph
WSW
Partly Cloudy
Humidity
63%
Feels like
30°F
Dew Point
27°F
2 AM
40°F
10%
14mph
WSW
Partly Cloudy
Humidity
62%
Feels like
32°F
Dew Point
28°F
3 AM
41°F
10%
14mph
WSW
Partly Cloudy
Humidity
62%
Feels like
33°F
Dew Point
29°F
4 AM
41°F
10%
14mph
WSW
Partly Cloudy
Humidity
63%
Feels like
34°F
Dew Point
30°F
5 AM
41°F
10%
14mph
WSW
Partly Cloudy
Humidity
64%
Feels like
34°F
Dew Point
30°F
6 AM
42°F
10%
15mph
WSW
Partly Cloudy
Humidity
65%
Feels like
34°F
Dew Point
31°F
7 AM
42°F
20%
16mph
WSW
Partly Cloudy
Humidity
65%
Feels like
34°F
Dew Point
31°F
7:55 AM
8 AM
42°F
20%
16mph
W
Partly Cloudy
Humidity
65%
Feels like
35°F
Dew Point
31°F
9 AM
44°F
30%
17mph
W
30% Chance Rain Showers
Humidity
63%
Feels like
36°F
Dew Point
32°F
10 AM
46°F
30%
17mph
W
30% Chance Rain Showers
Humidity
60%
Feels like
39°F
Dew Point
33°F
11 AM
47°F
30%
17mph
W
30% Chance of Light Rain
Humidity
57%
Feels like
40°F
Dew Point
33°F
12 PM
48°F
30%
17mph
W
30% Chance of Light Rain
Humidity
55%
Feels like
42°F
Dew Point
33°F
1 PM
48°F
30%
18mph
W
30% Chance of Light Rain
Humidity
54%
Feels like
42°F
Dew Point
32°F
2 PM
48°F
40%
17mph
W
40% Chance of Light Rain
Humidity
53%
Feels like
42°F
Dew Point
32°F
3 PM
46°F
40%
15mph
W
40% Chance of Light Rain
Humidity
56%
Feels like
40°F
Dew Point
31°F
4 PM
43°F
50%
12mph
WNW
50% Chance of Light Rain
Humidity
61%
Feels like
37°F
Dew Point
31°F
4:36 PM
5 PM
41°F
50%
10mph
WNW
50% Chance of Light Rain
Humidity
65%
Feels like
35°F
Dew Point
30°F
6 PM
39°F
50%
10mph
WNW
50% Chance of Light Rain
Humidity
67%
Feels like
33°F
Dew Point
29°F
7 PM
38°F
50%
10mph
W
50% Chance of Flurries
Humidity
69%
Feels like
31°F
Dew Point
29°F
8 PM
37°F
50%
10mph
W
50% Chance of Flurries
Humidity
69%
Feels like
30°F
Dew Point
28°F
9 PM
37°F
40%
10mph
W
40% Chance of Flurries
Humidity
69%
Feels like
30°F
Dew Point
28°F
10 PM
37°F
40%
9mph
W
40% Chance of Flurries
Humidity
69%
Feels like
30°F
Dew Point
28°F
11 PM
37°F
40%
9mph
W
40% Chance of Flurries
Humidity
68%
Feels like
30°F
Dew Point
28°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Tuesday's Weather Outlook

Tuesday'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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