Hourly Weather Forecast - Rio Vista, CA

12 AM
45°F
0%
3mph
S
Cloudy
Humidity
94%
Feels like
45°F
Dew Point
43°F
1 AM
45°F
0%
3mph
S
Cloudy
Humidity
94%
Feels like
44°F
Dew Point
43°F
2 AM
45°F
0%
3mph
S
Cloudy
Humidity
94%
Feels like
44°F
Dew Point
44°F
3 AM
46°F
0%
3mph
SSE
Cloudy
Humidity
92%
Feels like
45°F
Dew Point
44°F
4 AM
47°F
10%
3mph
SSE
Cloudy
Humidity
90%
Feels like
47°F
Dew Point
44°F
5 AM
47°F
10%
3mph
SE
Cloudy
Humidity
87%
Feels like
47°F
Dew Point
44°F
6 AM
47°F
10%
3mph
SE
Cloudy
Humidity
88%
Feels like
46°F
Dew Point
44°F
7 AM
47°F
20%
3mph
ESE
Cloudy
Humidity
88%
Feels like
47°F
Dew Point
44°F
7:16 AM
8 AM
48°F
10%
3mph
E
Cloudy
Humidity
89%
Feels like
47°F
Dew Point
45°F
9 AM
48°F
10%
4mph
E
Cloudy
Humidity
88%
Feels like
47°F
Dew Point
45°F
10 AM
49°F
10%
3mph
ENE
Cloudy
Humidity
88%
Feels like
49°F
Dew Point
46°F
11 AM
49°F
10%
2mph
E
Cloudy
Humidity
88%
Feels like
49°F
Dew Point
46°F
12 PM
49°F
10%
1mph
SSW
Cloudy
Humidity
89%
Feels like
49°F
Dew Point
46°F
1 PM
49°F
10%
2mph
SW
Cloudy
Humidity
91%
Feels like
49°F
Dew Point
47°F
2 PM
49°F
10%
3mph
SW
Cloudy
Humidity
93%
Feels like
49°F
Dew Point
47°F
3 PM
49°F
10%
3mph
SSW
Cloudy
Humidity
95%
Feels like
49°F
Dew Point
47°F
4 PM
49°F
10%
3mph
SSW
Cloudy
Humidity
97%
Feels like
49°F
Dew Point
48°F
4:48 PM
5 PM
49°F
10%
4mph
SSW
Cloudy
Humidity
98%
Feels like
48°F
Dew Point
48°F
6 PM
49°F
10%
4mph
S
Cloudy
Humidity
98%
Feels like
48°F
Dew Point
49°F
7 PM
49°F
10%
4mph
S
Cloudy
Humidity
98%
Feels like
48°F
Dew Point
49°F
8 PM
50°F
10%
5mph
S
Cloudy
Humidity
97%
Feels like
50°F
Dew Point
49°F
9 PM
51°F
10%
6mph
S
Cloudy
Humidity
97%
Feels like
51°F
Dew Point
50°F
10 PM
51°F
30%
6mph
S
30% Chance of Light Rain
Humidity
97%
Feels like
51°F
Dew Point
50°F
11 PM
51°F
30%
8mph
S
30% Chance of Light Rain
Humidity
98%
Feels like
51°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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