Hourly Weather Forecast - Signal Hill, CA

9 AM
60°F
0%
2mph
ENE
Mostly Cloudy
Humidity
84%
Feels like
60°F
Dew Point
55°F
10 AM
62°F
0%
2mph
E
Mostly Cloudy
Humidity
77%
Feels like
62°F
Dew Point
55°F
11 AM
63°F
0%
2mph
SSE
Mostly Cloudy
Humidity
74%
Feels like
63°F
Dew Point
55°F
12 PM
64°F
0%
2mph
SSW
Partly Cloudy
Humidity
74%
Feels like
64°F
Dew Point
55°F
1 PM
64°F
0%
2mph
SSW
Partly Cloudy
Humidity
75%
Feels like
64°F
Dew Point
56°F
2 PM
63°F
0%
2mph
SW
Partly Cloudy
Humidity
76%
Feels like
63°F
Dew Point
56°F
3 PM
62°F
0%
3mph
SW
Partly Cloudy
Humidity
77%
Feels like
62°F
Dew Point
55°F
4 PM
61°F
0%
3mph
SW
Partly Cloudy
Humidity
77%
Feels like
61°F
Dew Point
53°F
4:45 PM
5 PM
59°F
0%
3mph
SW
Partly Cloudy
Humidity
82%
Feels like
59°F
Dew Point
53°F
6 PM
57°F
0%
2mph
SW
Partly Cloudy
Humidity
87%
Feels like
57°F
Dew Point
53°F
7 PM
56°F
0%
2mph
SSW
Partly Cloudy
Humidity
91%
Feels like
56°F
Dew Point
53°F
8 PM
55°F
0%
2mph
SSE
Partly Cloudy
Humidity
93%
Feels like
55°F
Dew Point
53°F
9 PM
54°F
0%
2mph
SE
Partly Cloudy
Humidity
94%
Feels like
54°F
Dew Point
52°F
10 PM
54°F
0%
2mph
SE
Partly Cloudy
Humidity
95%
Feels like
54°F
Dew Point
52°F
11 PM
54°F
0%
2mph
ESE
Mostly Cloudy
Humidity
94%
Feels like
54°F
Dew Point
52°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Tuesday'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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