Hourly Weather Forecast - Fountain Valley, CA

12 AM
55°F
10%
2mph
SE
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
1 AM
55°F
10%
2mph
ESE
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
2 AM
55°F
10%
2mph
ESE
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
3 AM
55°F
10%
2mph
ESE
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
4 AM
54°F
10%
2mph
E
Foggy
Humidity
100%
Feels like
54°F
Dew Point
54°F
5 AM
54°F
10%
2mph
E
Foggy
Humidity
100%
Feels like
54°F
Dew Point
54°F
6 AM
55°F
0%
2mph
E
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
6:51 AM
7 AM
56°F
0%
2mph
E
Foggy
Humidity
100%
Feels like
56°F
Dew Point
56°F
8 AM
59°F
0%
2mph
ESE
Foggy
Humidity
100%
Feels like
59°F
Dew Point
59°F
9 AM
60°F
0%
1mph
ESE
Foggy
Humidity
100%
Feels like
60°F
Dew Point
60°F
10 AM
61°F
0%
2mph
SE
Foggy
Humidity
100%
Feels like
61°F
Dew Point
61°F
11 AM
61°F
0%
2mph
S
Foggy
Humidity
100%
Feels like
61°F
Dew Point
61°F
12 PM
62°F
0%
3mph
SSW
Foggy
Humidity
100%
Feels like
62°F
Dew Point
62°F
1 PM
62°F
0%
4mph
SW
Foggy
Humidity
100%
Feels like
62°F
Dew Point
62°F
2 PM
61°F
0%
4mph
SW
Foggy
Humidity
100%
Feels like
61°F
Dew Point
61°F
3 PM
59°F
0%
4mph
SW
Foggy
Humidity
100%
Feels like
59°F
Dew Point
59°F
4 PM
57°F
0%
4mph
SW
Foggy
Humidity
100%
Feels like
57°F
Dew Point
57°F
4:46 PM
5 PM
56°F
0%
3mph
SW
Foggy
Humidity
100%
Feels like
56°F
Dew Point
56°F
6 PM
55°F
0%
2mph
SW
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
7 PM
54°F
0%
1mph
SSW
Foggy
Humidity
100%
Feels like
54°F
Dew Point
54°F
8 PM
53°F
0%
1mph
SE
Foggy
Humidity
100%
Feels like
53°F
Dew Point
53°F
9 PM
53°F
0%
1mph
ESE
Foggy
Humidity
100%
Feels like
53°F
Dew Point
53°F
10 PM
53°F
0%
1mph
ESE
Foggy
Humidity
100%
Feels like
53°F
Dew Point
53°F
11 PM
54°F
0%
1mph
ESE
Foggy
Humidity
100%
Feels like
54°F
Dew Point
54°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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