Hourly Weather Forecast - Riverdale Park, CA

12 AM
55°F
50%
8mph
SE
50% Chance of Light Rain
Humidity
100%
Feels like
55°F
Dew Point
55°F
1 AM
55°F
60%
8mph
SE
60% Chance of Light Rain
Humidity
100%
Feels like
55°F
Dew Point
55°F
2 AM
55°F
60%
7mph
SE
60% Chance of Light Rain
Humidity
100%
Feels like
55°F
Dew Point
55°F
3 AM
55°F
60%
7mph
SE
60% Chance of Light Rain
Humidity
99%
Feels like
55°F
Dew Point
55°F
4 AM
55°F
60%
7mph
SSE
60% Chance of Light Rain
Humidity
99%
Feels like
55°F
Dew Point
55°F
5 AM
55°F
60%
7mph
SSE
60% Chance of Light Rain
Humidity
99%
Feels like
55°F
Dew Point
55°F
6 AM
55°F
50%
7mph
SSE
50% Chance of Light Rain
Humidity
100%
Feels like
55°F
Dew Point
55°F
7 AM
55°F
50%
7mph
SSE
50% Chance of Light Rain
Humidity
100%
Feels like
55°F
Dew Point
55°F
7:15 AM
8 AM
55°F
50%
7mph
SSE
50% Chance of Light Rain
Humidity
100%
Feels like
55°F
Dew Point
55°F
9 AM
54°F
50%
7mph
SSE
50% Chance of Light Rain
Humidity
100%
Feels like
54°F
Dew Point
54°F
10 AM
53°F
50%
7mph
SSE
50% Chance of Light Rain
Humidity
100%
Feels like
53°F
Dew Point
53°F
11 AM
53°F
40%
7mph
SE
40% Chance of Light Rain
Humidity
100%
Feels like
53°F
Dew Point
53°F
12 PM
52°F
30%
7mph
SE
30% Chance of Light Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F
1 PM
52°F
40%
6mph
SE
40% Chance of Light Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F
2 PM
51°F
40%
3mph
SE
40% Chance of Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
3 PM
51°F
40%
0mph
NNW
40% Chance of Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
4 PM
50°F
40%
3mph
NW
40% Chance of Light Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
4:49 PM
5 PM
49°F
30%
3mph
NW
30% Chance of Light Rain
Humidity
100%
Feels like
49°F
Dew Point
49°F
6 PM
50°F
30%
3mph
NW
30% Chance of Light Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
7 PM
51°F
30%
3mph
WNW
30% Chance of Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
8 PM
51°F
30%
3mph
WNW
30% Chance of Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
9 PM
51°F
30%
3mph
W
30% Chance of Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
10 PM
52°F
30%
3mph
W
30% Chance of Light Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F
11 PM
52°F
30%
4mph
WNW
30% Chance of Light Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday'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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