Nearby Harbors
38.1617’ N, 122.8930’ W

Marshall, Tomales Bay, CA

57°
H 67°
L 53°
WNW
8mph
Low tide
5:55 am
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Marshall, Tomales Bay, CA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Tue
Aug 25 		AM Fog/PM Clouds
Close Hourly 		67º / 53º 15% WNW 13 mph 86%
5am Cloudy 57º 15% WNW 8 mph 95%
6am Cloudy 57º 15% WNW 8 mph 96%
7am Cloudy 56º 15% WNW 8 mph 97%
8am Cloudy 56º 15% WNW 8 mph 100%
9am Cloudy 57º 15% NW 7 mph 98%
10am Cloudy 58º 15% WNW 7 mph 93%
11am Cloudy 61º 4% WNW 8 mph 86%
12pm Mostly Cloudy 64º 8% WNW 10 mph 77%
1pm Mostly Cloudy 66º 7% WNW 11 mph 73%
2pm Mostly Cloudy 66º 7% WNW 12 mph 71%
3pm Mostly Cloudy 66º 3% WNW 13 mph 69%
4pm Mostly Cloudy 66º 7% WNW 13 mph 70%
5pm Mostly Cloudy 65º 8% WNW 12 mph 73%
6pm Cloudy 63º 12% WNW 12 mph 78%
7pm Mostly Cloudy 61º 14% WNW 11 mph 84%
8pm Cloudy 58º 18% WNW 9 mph 91%
9pm Mostly Cloudy 58º 18% WNW 8 mph 90%
10pm Cloudy 57º 20% WNW 7 mph 92%
11pm Mostly Cloudy 56º 16% WNW 7 mph 94%
Wed
Aug 26 		AM Clouds/PM Sun
View Hourly 		73º / 56º 20% WNW 14 mph 74%
12am Cloudy 56º 16% WNW 7 mph 94%
1am Cloudy 56º 17% WNW 7 mph 96%
2am Cloudy 55º 17% WNW 7 mph 96%
3am Mostly Cloudy 55º 17% WNW 6 mph 96%
4am Mostly Cloudy 55º 16% WNW 5 mph 97%
5am Cloudy 55º 21% WNW 5 mph 98%
6am Foggy 54º 16% NW 5 mph 98%
7am Cloudy 54º 21% NW 4 mph 100%
8am Cloudy 55º 20% NW 4 mph 98%
9am Partly Cloudy 58º 19% WNW 4 mph 91%
10am Partly Cloudy 62º 4% WNW 6 mph 81%
11am Partly Cloudy 65º 2% WNW 7 mph 73%
12pm Mostly Sunny 69º 1% WNW 9 mph 65%
1pm Mostly Sunny 70º 1% WNW 11 mph 62%
2pm Mostly Sunny 71º 0% WNW 13 mph 60%
3pm Partly Cloudy 71º 1% WNW 13 mph 60%
4pm Partly Cloudy 70º 1% WNW 13 mph 62%
5pm Partly Cloudy 69º 1% WNW 13 mph 65%
6pm Partly Cloudy 67º 2% WNW 13 mph 69%
7pm Mostly Sunny 65º 4% WNW 12 mph 73%
8pm Partly Cloudy 63º 5% WNW 11 mph 79%
9pm Partly Cloudy 62º 6% WNW 9 mph 80%
10pm Partly Cloudy 61º 6% WNW 8 mph 82%
11pm Partly Cloudy 60º 7% WNW 8 mph 84%
Thu
Aug 27 		Partly Cloudy
View Hourly 		71º / 55º 8% WNW 15 mph 74%
12am Partly Cloudy 59º 7% WNW 8 mph 87%
1am Partly Cloudy 59º 8% NW 9 mph 87%
2am Partly Cloudy 58º 8% NW 8 mph 90%
3am Partly Cloudy 58º 8% WNW 7 mph 92%
4am Partly Cloudy 57º 8% WNW 7 mph 93%
Fri
Aug 28 		AM Clouds/PM Sun 66º / 52º 6% WNW 13 mph 82%
Sat
Aug 29 		AM Clouds/PM Sun 65º / 52º 20% WNW 16 mph 84%
Sun
Aug 30 		AM Fog/PM Sun 64º / 52º 20% WNW 13 mph 83%
Mon
Aug 31 		AM Clouds/PM Sun 64º / 53º 20% WNW 13 mph 85%
Tue
Sep 1 		Mostly Sunny 64º / 53º 17% WNW 12 mph 84%

Weather Radar for Marshall, Tomales Bay, CA See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Marshall, Tomales Bay, CA

Today
High : 59ºF
WNW wind 7 to 10 kt. Partly sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Tonight
Low : 55ºF
W wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Wednesday
High : 62ºF
WNW wind 5 to 10 kt. Partly sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Wednesday Night
Low : 57ºF
WNW wind around 14 kt. Partly cloudy. N swell 0 ft. Wind waves 1 ft or less.
Thursday
High : 61ºF
NW wind 13 to 15 kt, with gusts as high as 22 kt. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.
Thursday Night
Low : 55ºF
WNW wind around 15 kt, with gusts as high as 22 kt. Mostly cloudy. N swell 0 ft. Wind waves 1 ft or less.
Friday
High : 58ºF
WNW wind around 14 kt, with gusts as high as 20 kt. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.
Friday Night
Low : 53ºF
WNW wind 10 to 13 kt, with gusts as high as 21 kt. Partly cloudy. N swell 0 ft. Wind waves 1 ft or less.
Saturday
High : 61ºF
WNW wind 10 to 15 kt, with gusts as high as 23 kt. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.

NOAA Buoy Data Near Marshall, Tomales Bay, CA See Map

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    Wind Speed Forecast for Marshall, Tomales Bay, CA

    TuesdayWednesdayThursday
    Wind Speed (MPH) 8711128754111399
    12pm4pm8pm12am4am8am12pm4pm8pm12am4am8am
    MPH 8711128754111399
    DIR WNWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWNW

    Current Weather Conditions In Marshall, Tomales Bay, CA

    As Of: 29 minutes ago

    • 57ºF
    • 56ºF
    • 8mph
    • 0º (WNW)
    • 8mph
    • Cloudy
    • 2mi
    • 30.02"
    • 95%
    • 0ºF

    The weather right now in Marshall, Tomales Bay, CA is Cloudy. The current temperature is 57°F, and the expected high and low for today, Tuesday, August 25, 2026, are 67° high temperature and 53°F low temperature. The wind is currently blowing at 8 miles per hour, and coming from the West Northwest. The wind is gusting to 8 mph. With the wind and the atmosphere the temperature feels like 56° Fahrenheit. Expected precipitation is 15 percent, with current humidity at 95 percent, and air pressure at 30.02 in. Visibility is 2 nautical miles. There are 1 current weather alert(s).

    Weather Alerts
    Small Craft Advisory - 1:59am Tue Aug 25 2026

    ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 AM PDT THURSDAY...

    WHAT: Northwest winds 15 to 25 kt with gusts up to 35 kt
    expected.

    WHERE: Coastal Waters from Point Arena to Point Reyes
    California out to 10 NM.

    WHEN: From 3 PM this afternoon to 9 AM PDT Thursday.

    IMPACTS: Conditions will be hazardous to small craft.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

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

    &&

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