Hourly Weather Forecast - Mountain Pass, CA

12 AM
49°F
0%
3mph
W
Clear
Humidity
42%
Feels like
49°F
Dew Point
27°F
1 AM
49°F
0%
3mph
W
Clear
Humidity
43%
Feels like
48°F
Dew Point
27°F
2 AM
49°F
0%
3mph
W
Clear
Humidity
44%
Feels like
48°F
Dew Point
28°F
3 AM
49°F
0%
3mph
W
Clear
Humidity
45%
Feels like
48°F
Dew Point
28°F
4 AM
48°F
0%
3mph
W
Clear
Humidity
45%
Feels like
48°F
Dew Point
28°F
5 AM
48°F
0%
2mph
WSW
Clear
Humidity
45%
Feels like
48°F
Dew Point
28°F
6 AM
47°F
0%
2mph
SW
Clear
Humidity
46%
Feels like
47°F
Dew Point
27°F
6:45 AM
7 AM
48°F
0%
3mph
SSW
Sunny
Humidity
45%
Feels like
48°F
Dew Point
27°F
8 AM
51°F
0%
2mph
S
Sunny
Humidity
41%
Feels like
51°F
Dew Point
28°F
9 AM
56°F
0%
1mph
E
Sunny
Humidity
36%
Feels like
56°F
Dew Point
29°F
10 AM
60°F
0%
1mph
NNE
Sunny
Humidity
32%
Feels like
60°F
Dew Point
30°F
11 AM
62°F
0%
2mph
N
Sunny
Humidity
29%
Feels like
62°F
Dew Point
30°F
12 PM
64°F
0%
2mph
NNW
Sunny
Humidity
28%
Feels like
64°F
Dew Point
30°F
1 PM
65°F
0%
2mph
NW
Sunny
Humidity
27%
Feels like
65°F
Dew Point
30°F
2 PM
64°F
0%
2mph
NW
Sunny
Humidity
28%
Feels like
64°F
Dew Point
31°F
3 PM
63°F
0%
1mph
NNW
Sunny
Humidity
30%
Feels like
63°F
Dew Point
31°F
4 PM
61°F
0%
0mph
NW
Sunny
Humidity
33%
Feels like
61°F
Dew Point
31°F
4:31 PM
5 PM
59°F
0%
1mph
WSW
Clear
Humidity
35%
Feels like
59°F
Dew Point
31°F
6 PM
56°F
0%
2mph
WSW
Clear
Humidity
37%
Feels like
56°F
Dew Point
30°F
7 PM
53°F
0%
3mph
SW
Clear
Humidity
39%
Feels like
53°F
Dew Point
29°F
8 PM
53°F
0%
3mph
SW
Clear
Humidity
40%
Feels like
53°F
Dew Point
29°F
9 PM
52°F
0%
4mph
SW
Clear
Humidity
40%
Feels like
52°F
Dew Point
29°F
10 PM
52°F
0%
4mph
SW
Clear
Humidity
40%
Feels like
52°F
Dew Point
28°F
11 PM
52°F
0%
5mph
SW
Clear
Humidity
41%
Feels like
52°F
Dew Point
29°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.

Monday'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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