Hourly Weather Forecast - Castella, CA

1 AM
41°F
0%
2mph
N
Clear
Humidity
70%
Feels like
41°F
Dew Point
32°F
2 AM
40°F
0%
2mph
N
Clear
Humidity
72%
Feels like
40°F
Dew Point
32°F
3 AM
39°F
0%
2mph
N
Clear
Humidity
73%
Feels like
39°F
Dew Point
31°F
4 AM
39°F
0%
2mph
N
Clear
Humidity
73%
Feels like
39°F
Dew Point
31°F
5 AM
39°F
0%
2mph
N
Clear
Humidity
72%
Feels like
39°F
Dew Point
31°F
6 AM
38°F
0%
2mph
N
Clear
Humidity
73%
Feels like
38°F
Dew Point
31°F
7 AM
39°F
0%
2mph
N
Mostly Clear
Humidity
73%
Feels like
39°F
Dew Point
31°F
7:26 AM
8 AM
40°F
0%
2mph
NNE
Mostly Sunny
Humidity
69%
Feels like
40°F
Dew Point
31°F
9 AM
44°F
0%
2mph
NNE
Mostly Sunny
Humidity
65%
Feels like
44°F
Dew Point
33°F
10 AM
48°F
0%
1mph
NNE
Sunny
Humidity
58%
Feels like
48°F
Dew Point
34°F
11 AM
52°F
0%
0mph
NE
Mostly Sunny
Humidity
52%
Feels like
52°F
Dew Point
35°F
12 PM
56°F
0%
1mph
SSW
Partly Cloudy
Humidity
48%
Feels like
56°F
Dew Point
36°F
1 PM
58°F
0%
1mph
SSW
Partly Cloudy
Humidity
46%
Feels like
58°F
Dew Point
37°F
2 PM
58°F
0%
1mph
SW
Partly Cloudy
Humidity
46%
Feels like
58°F
Dew Point
37°F
3 PM
56°F
0%
1mph
SW
Partly Cloudy
Humidity
50%
Feels like
56°F
Dew Point
37°F
4 PM
53°F
0%
1mph
W
Mostly Sunny
Humidity
59%
Feels like
53°F
Dew Point
39°F
4:41 PM
5 PM
50°F
0%
1mph
NW
Partly Cloudy
Humidity
66%
Feels like
50°F
Dew Point
39°F
6 PM
48°F
0%
1mph
N
Partly Cloudy
Humidity
69%
Feels like
48°F
Dew Point
38°F
7 PM
46°F
0%
2mph
N
Partly Cloudy
Humidity
69%
Feels like
46°F
Dew Point
37°F
8 PM
45°F
0%
2mph
N
Partly Cloudy
Humidity
71%
Feels like
45°F
Dew Point
36°F
9 PM
44°F
0%
2mph
N
Mostly Clear
Humidity
73%
Feels like
44°F
Dew Point
36°F
10 PM
43°F
10%
2mph
N
Mostly Clear
Humidity
73%
Feels like
43°F
Dew Point
35°F
11 PM
42°F
10%
2mph
N
Mostly Clear
Humidity
73%
Feels like
42°F
Dew Point
35°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday evening.

Snow Spreads Across the Ohio Valley into the Mid-Atlantic

Weekend Weather Outlook

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

Cold Air Damming - Cause And Effects

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