Hourly Weather Forecast - Sylmar, CA

12 AM
63°F
0%
8mph
NNE
Clear
Humidity
45%
Feels like
63°F
Dew Point
42°F
1 AM
63°F
0%
8mph
NNE
Clear
Humidity
45%
Feels like
63°F
Dew Point
41°F
2 AM
62°F
0%
8mph
NNE
Clear
Humidity
45%
Feels like
62°F
Dew Point
41°F
3 AM
62°F
0%
9mph
NNE
Clear
Humidity
45%
Feels like
62°F
Dew Point
40°F
4 AM
62°F
0%
9mph
NNE
Clear
Humidity
45%
Feels like
62°F
Dew Point
40°F
5 AM
62°F
0%
9mph
NNE
Clear
Humidity
45%
Feels like
62°F
Dew Point
40°F
6 AM
62°F
0%
9mph
NNE
Clear
Humidity
45%
Feels like
62°F
Dew Point
41°F
6:54 AM
7 AM
64°F
0%
9mph
NNE
Sunny
Humidity
44%
Feels like
64°F
Dew Point
42°F
8 AM
68°F
0%
8mph
NNE
Sunny
Humidity
41%
Feels like
68°F
Dew Point
44°F
9 AM
72°F
0%
7mph
NNE
Sunny
Humidity
39%
Feels like
72°F
Dew Point
45°F
10 AM
75°F
0%
7mph
NNE
Sunny
Humidity
36%
Feels like
75°F
Dew Point
46°F
11 AM
78°F
0%
6mph
NNE
Sunny
Humidity
32%
Feels like
78°F
Dew Point
46°F
12 PM
80°F
0%
6mph
N
Sunny
Humidity
30%
Feels like
79°F
Dew Point
46°F
1 PM
81°F
0%
6mph
N
Sunny
Humidity
29%
Feels like
80°F
Dew Point
46°F
2 PM
81°F
0%
6mph
N
Sunny
Humidity
29%
Feels like
80°F
Dew Point
46°F
3 PM
80°F
0%
6mph
N
Sunny
Humidity
31%
Feels like
80°F
Dew Point
47°F
4 PM
77°F
0%
6mph
N
Sunny
Humidity
35%
Feels like
77°F
Dew Point
47°F
4:46 PM
5 PM
73°F
0%
5mph
N
Clear
Humidity
39%
Feels like
73°F
Dew Point
47°F
6 PM
70°F
0%
5mph
N
Clear
Humidity
41%
Feels like
70°F
Dew Point
45°F
7 PM
68°F
0%
5mph
NNE
Clear
Humidity
42%
Feels like
68°F
Dew Point
44°F
8 PM
67°F
0%
5mph
NNE
Clear
Humidity
42%
Feels like
67°F
Dew Point
43°F
9 PM
66°F
0%
5mph
NNE
Clear
Humidity
43%
Feels like
66°F
Dew Point
43°F
10 PM
65°F
0%
6mph
NNE
Clear
Humidity
43%
Feels like
65°F
Dew Point
42°F
11 PM
65°F
0%
6mph
NNE
Mostly Clear
Humidity
42%
Feels like
65°F
Dew Point
41°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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