Hourly Weather Forecast - Sylmar, CA

12 AM
62°F
0%
5mph
NNE
Clear
Humidity
42%
Feels like
62°F
Dew Point
39°F
1 AM
62°F
0%
6mph
NNE
Clear
Humidity
43%
Feels like
62°F
Dew Point
40°F
2 AM
62°F
0%
6mph
NNE
Mostly Clear
Humidity
45%
Feels like
62°F
Dew Point
40°F
3 AM
62°F
0%
6mph
NNE
Mostly Clear
Humidity
47%
Feels like
62°F
Dew Point
41°F
4 AM
62°F
0%
6mph
N
Partly Cloudy
Humidity
48%
Feels like
62°F
Dew Point
42°F
5 AM
62°F
0%
6mph
N
Mostly Clear
Humidity
49%
Feels like
62°F
Dew Point
43°F
6 AM
63°F
0%
6mph
NNE
Mostly Clear
Humidity
50%
Feels like
63°F
Dew Point
44°F
6:53 AM
7 AM
65°F
0%
6mph
N
Sunny
Humidity
50%
Feels like
65°F
Dew Point
46°F
8 AM
68°F
0%
6mph
N
Sunny
Humidity
49%
Feels like
68°F
Dew Point
48°F
9 AM
71°F
0%
6mph
N
Sunny
Humidity
46%
Feels like
71°F
Dew Point
49°F
10 AM
74°F
0%
7mph
N
Sunny
Humidity
43%
Feels like
74°F
Dew Point
51°F
11 AM
77°F
0%
8mph
N
Sunny
Humidity
40%
Feels like
77°F
Dew Point
51°F
12 PM
78°F
0%
9mph
N
Sunny
Humidity
39%
Feels like
78°F
Dew Point
51°F
1 PM
78°F
0%
10mph
N
Sunny
Humidity
38%
Feels like
78°F
Dew Point
51°F
2 PM
78°F
0%
11mph
N
Sunny
Humidity
38%
Feels like
78°F
Dew Point
50°F
3 PM
75°F
0%
13mph
N
Sunny
Humidity
41%
Feels like
75°F
Dew Point
50°F
4 PM
72°F
0%
13mph
N
Mostly Sunny
Humidity
45%
Feels like
72°F
Dew Point
50°F
4:45 PM
5 PM
69°F
0%
12mph
N
Clear
Humidity
49%
Feels like
69°F
Dew Point
49°F
6 PM
68°F
0%
11mph
N
Clear
Humidity
50%
Feels like
68°F
Dew Point
49°F
7 PM
67°F
0%
11mph
N
Clear
Humidity
51%
Feels like
67°F
Dew Point
48°F
8 PM
66°F
0%
10mph
N
Clear
Humidity
50%
Feels like
66°F
Dew Point
47°F
9 PM
65°F
0%
9mph
N
Clear
Humidity
50%
Feels like
65°F
Dew Point
46°F
10 PM
65°F
0%
9mph
N
Clear
Humidity
49%
Feels like
65°F
Dew Point
45°F
11 PM
64°F
0%
9mph
NNE
Clear
Humidity
49%
Feels like
64°F
Dew Point
44°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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