Hourly Weather Forecast - Rio Vista, CA

12 AM
51°F
0%
6mph
WSW
Foggy
Humidity
100%
Feels like
51°F
Dew Point
51°F
1 AM
51°F
0%
6mph
SW
Foggy
Humidity
100%
Feels like
51°F
Dew Point
51°F
2 AM
51°F
0%
6mph
SW
Foggy
Humidity
100%
Feels like
51°F
Dew Point
51°F
3 AM
51°F
0%
6mph
SW
Foggy
Humidity
100%
Feels like
51°F
Dew Point
51°F
4 AM
51°F
0%
7mph
SW
Foggy
Humidity
100%
Feels like
51°F
Dew Point
51°F
5 AM
51°F
0%
7mph
SSW
Foggy
Humidity
100%
Feels like
51°F
Dew Point
51°F
6 AM
51°F
0%
6mph
SSW
Foggy
Humidity
100%
Feels like
51°F
Dew Point
51°F
7 AM
52°F
0%
6mph
SSW
Foggy
Humidity
100%
Feels like
52°F
Dew Point
51°F
7:18 AM
8 AM
52°F
0%
6mph
SSW
Mostly Cloudy
Humidity
98%
Feels like
52°F
Dew Point
51°F
9 AM
53°F
0%
6mph
S
Partly Cloudy
Humidity
96%
Feels like
53°F
Dew Point
51°F
10 AM
53°F
0%
6mph
S
Partly Cloudy
Humidity
94%
Feels like
53°F
Dew Point
51°F
11 AM
54°F
0%
6mph
SSW
Partly Cloudy
Humidity
92%
Feels like
54°F
Dew Point
51°F
12 PM
54°F
10%
6mph
SSW
Mostly Cloudy
Humidity
91%
Feels like
54°F
Dew Point
52°F
1 PM
54°F
10%
6mph
SW
Mostly Cloudy
Humidity
91%
Feels like
54°F
Dew Point
52°F
2 PM
54°F
10%
6mph
SW
Mostly Cloudy
Humidity
93%
Feels like
54°F
Dew Point
52°F
3 PM
53°F
10%
6mph
SW
Partly Cloudy
Humidity
95%
Feels like
53°F
Dew Point
52°F
4 PM
53°F
0%
6mph
SW
Partly Cloudy
Humidity
97%
Feels like
53°F
Dew Point
52°F
4:48 PM
5 PM
52°F
0%
6mph
WSW
Foggy
Humidity
99%
Feels like
52°F
Dew Point
52°F
6 PM
51°F
0%
6mph
WSW
Foggy
Humidity
100%
Feels like
51°F
Dew Point
51°F
7 PM
51°F
0%
6mph
SW
Foggy
Humidity
100%
Feels like
51°F
Dew Point
51°F
8 PM
51°F
0%
6mph
SW
Foggy
Humidity
100%
Feels like
51°F
Dew Point
51°F
9 PM
50°F
0%
6mph
SW
Foggy
Humidity
100%
Feels like
50°F
Dew Point
50°F
10 PM
50°F
0%
6mph
SW
Foggy
Humidity
100%
Feels like
47°F
Dew Point
50°F
11 PM
50°F
0%
6mph
SSW
Foggy
Humidity
100%
Feels like
47°F
Dew Point
50°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

Monday'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 strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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