Hourly Weather Forecast - Mammoth Mountain Ski Area, CA

12 AM
35°F
80%
15mph
SW
80% Chance Rain Showers
Humidity
87%
Feels like
25°F
Dew Point
31°F
1 AM
34°F
80%
15mph
SW
80% Chance Rain Showers
Humidity
89%
Feels like
24°F
Dew Point
31°F
2 AM
34°F
80%
15mph
SW
80% Chance Rain Showers
Humidity
90%
Feels like
24°F
Dew Point
32°F
3 AM
34°F
80%
15mph
SW
80% Chance Rain Showers
Humidity
91%
Feels like
25°F
Dew Point
32°F
4 AM
35°F
80%
15mph
SW
80% Chance Rain Showers
Humidity
93%
Feels like
25°F
Dew Point
33°F
5 AM
35°F
90%
14mph
SW
Rain Showers
Humidity
95%
Feels like
25°F
Dew Point
33°F
6 AM
35°F
90%
14mph
SW
Rain Showers
Humidity
96%
Feels like
26°F
Dew Point
34°F
7 AM
38°F
90%
13mph
SW
Rain Showers
Humidity
90%
Feels like
30°F
Dew Point
35°F
7:07 AM
8 AM
42°F
90%
13mph
SW
Rain Showers
Humidity
83%
Feels like
35°F
Dew Point
37°F
9 AM
46°F
90%
12mph
SW
Rain Showers
Humidity
61%
Feels like
40°F
Dew Point
33°F
10 AM
48°F
90%
12mph
SW
Rain Showers
Humidity
53%
Feels like
43°F
Dew Point
32°F
11 AM
49°F
90%
12mph
SW
Rain Showers
Humidity
50%
Feels like
44°F
Dew Point
31°F
12 PM
49°F
90%
13mph
SW
Rain Showers
Humidity
46%
Feels like
44°F
Dew Point
29°F
1 PM
50°F
90%
14mph
SW
Rain Showers
Humidity
42%
Feels like
45°F
Dew Point
28°F
2 PM
50°F
80%
14mph
SW
80% Chance Rain Showers
Humidity
39%
Feels like
44°F
Dew Point
26°F
3 PM
47°F
80%
14mph
SW
80% Chance Rain Showers
Humidity
43%
Feels like
41°F
Dew Point
26°F
4 PM
44°F
80%
14mph
SW
80% Chance Rain Showers
Humidity
52%
Feels like
37°F
Dew Point
27°F
4:40 PM
5 PM
41°F
80%
14mph
SW
80% Chance Rain Showers
Humidity
60%
Feels like
33°F
Dew Point
28°F
6 PM
40°F
80%
14mph
SW
80% Chance Rain Showers
Humidity
64%
Feels like
32°F
Dew Point
29°F
7 PM
40°F
80%
14mph
SSW
80% Chance Rain Showers
Humidity
67%
Feels like
32°F
Dew Point
30°F
8 PM
40°F
80%
15mph
SSW
80% Chance Rain Showers
Humidity
69%
Feels like
31°F
Dew Point
30°F
9 PM
39°F
80%
15mph
SSW
80% Chance Rain Showers
Humidity
70%
Feels like
30°F
Dew Point
30°F
10 PM
38°F
80%
16mph
SSW
80% Chance Rain Showers
Humidity
72%
Feels like
29°F
Dew Point
30°F
11 PM
38°F
70%
16mph
SSW
70% Chance Frozen Mix
Humidity
74%
Feels like
29°F
Dew Point
30°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.

Wednesday'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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