Hourly Weather Forecast - Castaic, CA

9 AM
74°F
0%
4mph
N
Mostly Sunny
Humidity
30%
Feels like
74°F
Dew Point
40°F
10 AM
78°F
0%
4mph
N
Mostly Sunny
Humidity
25%
Feels like
78°F
Dew Point
39°F
11 AM
80°F
0%
4mph
N
Mostly Sunny
Humidity
22%
Feels like
80°F
Dew Point
38°F
12 PM
81°F
0%
4mph
N
Mostly Sunny
Humidity
20%
Feels like
79°F
Dew Point
37°F
1 PM
81°F
0%
4mph
N
Mostly Sunny
Humidity
21%
Feels like
79°F
Dew Point
37°F
2 PM
81°F
0%
3mph
N
Mostly Sunny
Humidity
21%
Feels like
79°F
Dew Point
38°F
3 PM
79°F
0%
3mph
NNW
Mostly Sunny
Humidity
23%
Feels like
79°F
Dew Point
38°F
4 PM
75°F
0%
2mph
NNW
Mostly Sunny
Humidity
27%
Feels like
75°F
Dew Point
38°F
4:46 PM
5 PM
70°F
0%
2mph
NNW
Mostly Clear
Humidity
31%
Feels like
70°F
Dew Point
38°F
6 PM
66°F
0%
3mph
NNW
Mostly Clear
Humidity
35%
Feels like
66°F
Dew Point
38°F
7 PM
63°F
0%
3mph
NNW
Mostly Clear
Humidity
39%
Feels like
63°F
Dew Point
38°F
8 PM
61°F
0%
3mph
N
Clear
Humidity
42%
Feels like
61°F
Dew Point
38°F
9 PM
59°F
0%
3mph
N
Clear
Humidity
46%
Feels like
59°F
Dew Point
38°F
10 PM
58°F
0%
3mph
N
Clear
Humidity
47%
Feels like
58°F
Dew Point
38°F
11 PM
56°F
0%
2mph
N
Clear
Humidity
49%
Feels like
56°F
Dew Point
37°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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