Joice Island, Suisun Slough, CA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Mon
Jul 13
Partly Cloudy
Close Hourly
-º / 62º 15% WSW 12 mph 52%
5pm Partly Cloudy 88º 8% SW 12 mph 30%
6pm Mostly Cloudy 86º 3% SW 11 mph 32%
7pm Mostly Cloudy 83º 2% SW 11 mph 35%
8pm Cloudy 79º 3% SW 11 mph 40%
9pm Mostly Cloudy 74º 0% SW 11 mph 46%
10pm Mostly Cloudy 73º 0% SW 11 mph 49%
11pm Mostly Cloudy 71º 0% SW 11 mph 53%
Tue
Jul 14
Sunny
View Hourly
94º / 63º 2% WSW 16 mph 37%
12am Partly Cloudy 69º 1% WSW 11 mph 58%
1am Partly Cloudy 68º 2% WSW 11 mph 61%
2am Mostly Clear 66º 2% WSW 12 mph 63%
3am Mostly Clear 65º 2% WSW 11 mph 64%
4am Mostly Clear 65º 3% WSW 10 mph 65%
5am Clear 64º 3% WSW 10 mph 67%
6am Partly Cloudy 63º 4% WSW 9 mph 69%
7am Mostly Sunny 64º 3% WSW 9 mph 68%
8am Mostly Sunny 68º 1% WSW 9 mph 61%
9am Sunny 73º 0% WSW 9 mph 52%
10am Sunny 77º 0% SW 9 mph 44%
11am Sunny 82º 0% SW 10 mph 37%
12pm Sunny 86º 0% SW 10 mph 32%
1pm Sunny 89º 0% SW 11 mph 28%
2pm Sunny 92º 0% SW 13 mph 26%
3pm Sunny 93º 0% WSW 15 mph 26%
4pm Sunny 92º 0% SW 16 mph 24%
5pm Sunny 92º 0% WSW 16 mph 23%
6pm Sunny 90º 0% WSW 15 mph 25%
7pm Sunny 87º 0% WSW 14 mph 27%
8pm Sunny 81º 0% SW 13 mph 34%
9pm Clear 76º 0% WSW 12 mph 41%
10pm Clear 74º 1% WSW 12 mph 44%
11pm Clear 71º 1% WSW 12 mph 47%
Wed
Jul 15
Sunny
View Hourly
94º / 60º 2% WSW 17 mph 37%
12am Clear 70º 2% WSW 12 mph 50%
1am Clear 69º 2% WSW 12 mph 53%
2am Clear 67º 2% WSW 13 mph 55%
3am Clear 66º 2% WSW 12 mph 56%
4am Clear 66º 3% WSW 11 mph 57%
5am Clear 65º 3% WSW 11 mph 61%
6am Sunny 64º 3% WSW 10 mph 63%
7am Sunny 64º 3% WSW 11 mph 64%
8am Sunny 68º 2% WSW 11 mph 57%
9am Sunny 73º 1% WSW 11 mph 49%
10am Sunny 77º 0% WSW 12 mph 43%
11am Sunny 82º 0% WSW 12 mph 36%
12pm Sunny 85º 0% WSW 12 mph 32%
1pm Sunny 88º 0% SW 13 mph 30%
2pm Sunny 91º 0% SW 14 mph 27%
3pm Sunny 92º 0% SW 16 mph 25%
4pm Sunny 93º 0% SW 17 mph 24%
Thu
Jul 16
Sunny 87º / 55º 2% SW 17 mph 41%
Fri
Jul 17
Partly Cloudy 82º / 55º 6% SW 17 mph 52%
Sat
Jul 18
Partly Cloudy 84º / 56º 19% SW 15 mph 54%
Sun
Jul 19
Partly Cloudy 84º / 57º 18% SW 16 mph 53%
Mon
Jul 20
Partly Cloudy 84º / 59º 3% SW 16 mph 52%

Weather Radar for Joice Island, Suisun Slough, CA See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Joice Island, Suisun Slough, CA

This Afternoon
High : 89ºF
WSW wind around 9 kt. Mostly sunny.
Tonight
Low : 64ºF
WSW wind around 8 kt. Partly cloudy.
Tuesday
High : 93ºF
WSW wind 7 to 12 kt, with gusts as high as 18 kt. Sunny.
Tuesday Night
Low : 64ºF
WSW wind 9 to 11 kt, with gusts as high as 18 kt. Mostly clear.
Wednesday
High : 92ºF
WSW wind 9 to 12 kt, with gusts as high as 18 kt. Sunny.
Wednesday Night
Low : 60ºF
SW wind around 13 kt, with gusts as high as 21 kt. Clear.
Thursday
High : 84ºF
WSW wind around 14 kt, with gusts as high as 21 kt. Sunny.
Thursday Night
Low : 57ºF
SW wind 12 to 14 kt, with gusts as high as 22 kt. Mostly clear.
Friday
High : 77ºF
SW wind around 14 kt, with gusts as high as 21 kt. Sunny.

NOAA Buoy Data Near Joice Island, Suisun Slough, CA See Map

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    Wind Speed Forecast for Joice Island, Suisun Slough, CA

    TuesdayWednesday
    Wind Speed (MPH) 12111110911161212111113
    12am4am8am12pm4pm8pm12am4am8am12pm4pm8pm
    MPH 12111110911161212111113
    DIR SWSWWSWWSWWSWSWWSWWSWWSWWSWWSWSW

    Current Weather Conditions In Joice Island, Suisun Slough, CA

    As Of: 24 minutes ago

    • 88ºF
    • 88ºF
    • 12mph
    • 0º (SW)
    • 19mph
    • Partly Cloudy
    • 10mi
    • 29.90"
    • 30%
    • 0ºF

    The weather right now in Joice Island, Suisun Slough, CA is Partly Cloudy. The current temperature is 88°F, and the expected high and low for today, Monday, July 13, 2026, are -° high temperature and 62°F low temperature. The wind is currently blowing at 12 miles per hour, and coming from the Southwest. The wind is gusting to 19 mph. With the wind and the atmosphere the temperature feels like 88° Fahrenheit. Expected precipitation is 8 percent, with current humidity at 30 percent, and air pressure at 29.9 in. Visibility is 10 nautical miles. There are no current weather alert(s).