Marshall, Tomales Bay Sea Conditions and Tide Table

Marshall, Tomales Bay Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 07:18 AM and sunset is at 04:52 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 18°C on Sat morning, min 11°C on Fri morning). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 17°C on Mon morning, min 10°C on Wed night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 8mm), mostly falling on Thu night. Very mild (max 14°C on Thu morning, min 8°C on Fri night). Wind will be generally light.

Days 10–12 Weather Summary

Some drizzle, heaviest during Sun morning. Very mild (max 12°C on Sun morning, min 5°C on Sun night). Winds decreasing (fresh winds from the WNW on Sun morning, calm by Tue morning).

Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
6:35PM1.01m
7:24AM1.52m
8:04PM0.98m
8:00AM1.57m
9:23PM1.01m
8:33AM1.61m
10:27PM1.08m
9:04AM1.64m
11:21PM1.15m
9:35AM1.66m
00:07AM1.19m
10:08AM1.68m
00:48AM1.22m
10:43AM1.69m
1:25AM1.23m
11:19AM1.68m
2:00AM1.23m
11:56AM1.66m
2:35AM1.23m
12:34PM1.61m
3:09AM1.24m
1:15PM1.54m
3:44AM1.26m
Low Tide
1:35PM0.53m
00:58AM0.37m
2:36PM0.36m
1:50AM0.55m
3:27PM0.19m
2:39AM0.70m
4:10PM0.05m
3:27AM0.83m
4:48PM-0.06m
4:11AM0.92m
5:23PM-0.13m
4:53AM0.98m
5:57PM-0.18m
5:32AM1.02m
6:31PM-0.21m
6:09AM1.03m
7:05PM-0.23m
7:39PM-0.24m
7:23AM1.01m
8:14PM-0.23m
8:06AM0.99m
8:51PM-0.20m
Wave
height (m) 
direction
period (s) 
1.6
WNW
14
1.4
WNW
13
1.2
WNW
13
1
W
12
0.8
WNW
12
0.7
W
12
0.6
W
12
0.6
W
11
0.7
W
10
0.7
W
9
0.7
W
9
1.2
W
14
1.9
W
13
1.8
W
12
1.7
W
12
1.7
W
12
1.8
WNW
12
1.9
WNW
12
1.6
WNW
11
1.6
WNW
11
1.8
WNW
11
2
WNW
12
2.1
WNW
12
2
WNW
11
1.8
WNW
12
1.8
WNW
12
1.7
WNW
11
1.5
WNW
11
2.2
WNW
7
2
WNW
10
1.6
WNW
10
1.4
WNW
10
1.2
WNW
10
0.9
WNW
9
0.9
WNW
12
1.1
NW
12
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
cloud
cloud
part cloud
clear
clear
part cloud
cloud
cloud
light rain
light rain
cloud
part cloud
part cloud
part cloud
cloud
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
clear
clear
cloudy
cloudy
some clouds
clear
clear
some clouds
cloudy
cloudy
light rain
light rain
cloudy
some clouds
some clouds
some clouds
cloudy
rain shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
 km/h
10
ENE
0
ENE
10
ENE
10
ENE
5
WSW
10
ENE
10
ENE
5
WSW
5
NE
5
ENE
10
WNW
5
NNW
5
WNW
5
SW
10
W
5
WNW
20
WNW
5
NNW
5
ENE
0
SW
5
NE
25
SSW
20
W
15
NW
15
NNW
15
NW
15
NW
20
W
30
NW
10
N
10
NE
5
NW
10
NE
5
NE
5
NW
5
NNE
 mm 
4
4
1
max°C
16
15
12
18
17
14
18
17
15
17
16
16
16
15
15
15
14
11
14
12
13
14
13
11
10
11
9
12
10
8
10
10
7
10
11
9
Moonrise
12:29
1:29
2:28
3:28
4:29
5:30
6:30
7:27
8:18
9:02
9:40
10:11
Moonset
12:42
1:03
1:26
1:51
2:20
2:55
3:36
4:25
5:21
6:23
7:27
8:32
Sunrise
7:18
7:18
7:20
7:20
7:20
7:22
7:22
7:22
7:22
7:24
7:24
7:24
Sunset
4:52
4:52
4:52
4:52
4:52
4:52
4:52
4:53
4:53
4:54
4:54
4:55
Today's sea temperature in Marshall, Tomales Bay is
13.5° C
(Statistics for 12 Dec 1981-2005 – mean: 12.6 max: 15.1 min: 11.2°C)
Issued (local time): 9 am Friday 12 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest