Hourly Weather Forecast - Castaic, CA

12 AM
48°F
30%
2mph
NNE
30% Chance Rain Showers
Humidity
85%
Feels like
48°F
Dew Point
44°F
1 AM
47°F
30%
3mph
NNE
30% Chance Rain Showers
Humidity
86%
Feels like
47°F
Dew Point
44°F
2 AM
47°F
30%
2mph
NNE
30% Chance Rain Showers
Humidity
88%
Feels like
47°F
Dew Point
43°F
3 AM
46°F
30%
2mph
NNE
30% Chance Rain Showers
Humidity
89%
Feels like
46°F
Dew Point
43°F
4 AM
45°F
30%
2mph
NNE
30% Chance Rain Showers
Humidity
90%
Feels like
45°F
Dew Point
42°F
5 AM
45°F
20%
2mph
NNE
Clear
Humidity
90%
Feels like
45°F
Dew Point
42°F
6 AM
45°F
20%
2mph
NNE
Clear
Humidity
88%
Feels like
45°F
Dew Point
42°F

Rain and Snow Totals Through Friday

2026 Opens with Heavy Rain in California

Moderate to heavy rainfall persists until nighttime in much of California.

Thursday's Weather Outlook

New Year's Day and Extended Weekend Weather Outlook

St. Louis Tornado - May 16th, 2025

2025 Year in Review: Billion-Dollar Disasters From May through June

EF3 tornado damage near Plantersville, Alabama

2025 Year in Review: Billion-Dollar Disasters From February Through April

Photos and videos from the Palisades Fire that started in the City of Los Angeles, January 8, 2025. (CAL FIRE_Official via Wikimedia Commons)

2025 Year in Review: Billion Dollar Disasters - The California Wildfires

Large wall of dust approaching Phoenix Sky Harbor Airport at around 5:30 PM MST (Photo credit: Mike Olbinski via NWS)

2025 Year in Review: Extreme Weather - July Through December

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide