Rio Vista, CA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Wed
Jul 15 		Sunny
Close Hourly 		98º / 64º 0% WSW 19 mph 31%
4am Clear 75º 0% WSW 12 mph 39%
5am Clear 73º 0% WSW 12 mph 42%
6am Sunny 72º 0% WSW 11 mph 45%
7am Sunny 72º 0% WSW 13 mph 48%
8am Sunny 75º 0% WSW 14 mph 44%
9am Sunny 80º 0% WSW 14 mph 38%
10am Sunny 84º 0% WSW 14 mph 32%
11am Sunny 89º 0% WSW 12 mph 27%
12pm Sunny 93º 0% WSW 12 mph 24%
1pm Sunny 95º 0% WSW 14 mph 21%
2pm Sunny 97º 0% WSW 14 mph 20%
3pm Sunny 98º 0% WSW 16 mph 19%
4pm Sunny 98º 0% WSW 18 mph 18%
5pm Sunny 96º 0% WSW 19 mph 19%
6pm Sunny 94º 0% WSW 19 mph 20%
7pm Sunny 89º 0% WSW 19 mph 23%
8pm Sunny 83º 0% WSW 18 mph 28%
9pm Clear 78º 0% WSW 18 mph 34%
10pm Clear 75º 0% WSW 18 mph 37%
11pm Clear 74º 0% WSW 19 mph 38%
Thu
Jul 16 		Sunny
View Hourly 		91º / 56º 0% WSW 19 mph 34%
12am Clear 72º 0% WSW 19 mph 41%
1am Clear 70º 0% WSW 17 mph 45%
2am Clear 69º 0% WSW 17 mph 47%
3am Clear 67º 0% WSW 18 mph 49%
4am Clear 66º 0% WSW 18 mph 52%
5am Clear 66º 0% WSW 18 mph 54%
6am Sunny 65º 1% WSW 17 mph 56%
7am Sunny 65º 0% WSW 16 mph 57%
8am Sunny 68º 0% WSW 18 mph 52%
9am Sunny 73º 0% WSW 17 mph 45%
10am Sunny 77º 0% WSW 17 mph 38%
11am Sunny 80º 0% WSW 17 mph 34%
12pm Sunny 84º 0% WSW 16 mph 30%
1pm Sunny 86º 0% WSW 16 mph 28%
2pm Sunny 88º 0% WSW 16 mph 26%
3pm Sunny 89º 0% WSW 17 mph 25%
4pm Sunny 89º 0% WSW 18 mph 24%
5pm Sunny 88º 0% WSW 18 mph 25%
6pm Sunny 86º 0% WSW 18 mph 28%
7pm Sunny 82º 0% WSW 18 mph 31%
8pm Sunny 76º 0% WSW 16 mph 38%
9pm Clear 71º 0% SW 16 mph 47%
10pm Clear 67º 1% SW 16 mph 53%
11pm Clear 65º 1% WSW 16 mph 57%
Fri
Jul 17 		Sunny
View Hourly 		86º / 56º 4% WSW 17 mph 46%
12am Clear 64º 2% WSW 16 mph 61%
1am Clear 62º 3% WSW 15 mph 66%
2am Clear 61º 4% WSW 15 mph 70%
3am Clear 59º 5% WSW 14 mph 74%
Sat
Jul 18 		Partly Cloudy 87º / 56º 4% WSW 17 mph 47%
Sun
Jul 19 		Partly Cloudy 87º / 60º 4% WSW 17 mph 48%
Mon
Jul 20 		Partly Cloudy 86º / 61º 4% WSW 17 mph 49%
Tue
Jul 21 		Mostly Sunny 89º / 60º 3% WSW 18 mph 46%
Wed
Jul 22 		Sunny 92º / 60º 2% WSW 17 mph 44%

Weather Radar for Rio Vista, CA See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Rio Vista, CA

Wednesday
High : 96ºF
W wind 10 to 14 kt, with gusts as high as 22 kt. Sunny.
Wednesday Night
Low : 63ºF
WSW wind 12 to 14 kt, with gusts as high as 24 kt. Clear.
Thursday
High : 89ºF
WSW wind around 13 kt, with gusts as high as 24 kt. Sunny.
Thursday Night
Low : 58ºF
WSW wind 9 to 13 kt, with gusts as high as 22 kt. Clear.
Friday
High : 84ºF
WSW wind 8 to 12 kt, with gusts as high as 19 kt. Sunny.
Friday Night
Low : 57ºF
WSW wind 11 to 13 kt, with gusts as high as 22 kt. Mostly clear.
Saturday
High : 84ºF
W wind 9 to 11 kt, with gusts as high as 19 kt. Sunny.
Saturday Night
Low : 58ºF
WSW wind around 12 kt, with gusts as high as 22 kt. Partly cloudy.
Sunday
High : 82ºF
W wind around 12 kt, with gusts as high as 21 kt. Partly sunny.

NOAA Buoy Data Near Rio Vista, CA See Map

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    Wind Speed Forecast for Rio Vista, CA

    WednesdayThursdayFriday
    Wind Speed (MPH) 121412181819181816181616
    11am3pm7pm11pm3am7am11am3pm7pm11pm3am7am
    MPH 121412181819181816181616
    DIR WSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSWWSW

    Current Weather Conditions In Rio Vista, CA

    As Of: 33 minutes ago

    • 75ºF
    • 75ºF
    • 12mph
    • 0º (WSW)
    • 19mph
    • Clear
    • 10mi
    • 29.89"
    • 39%
    • 0ºF

    The weather right now in Rio Vista, CA is Clear. The current temperature is 75°F, and the expected high and low for today, Wednesday, July 15, 2026, are 98° high temperature and 64°F low temperature. The wind is currently blowing at 12 miles per hour, and coming from the West Southwest. The wind is gusting to 19 mph. With the wind and the atmosphere the temperature feels like 75° Fahrenheit. Expected precipitation is 0 percent, with current humidity at 39 percent, and air pressure at 29.89 in. Visibility is 10 nautical miles. There are 1 current weather alert(s).

    Weather Alerts
    Small Craft Advisory - 2:24am Wed Jul 15 2026

    ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 PM PDT THIS EVENING...

    WHAT: Southwest winds 10 to 20 kt and a moderate chop
    expected.

    WHERE: San Pablo Bay, Suisun Bay, the West Delta and the San
    Francisco Bay north of the Bay Bridge.

    WHEN: From 3 PM this afternoon to 9 PM PDT this evening.

    IMPACTS: Conditions will be hazardous to small craft.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Inexperienced mariners, especially those operating smaller
    vessels, should avoid navigating in hazardous conditions.

    &&