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 — and sunset is at 04:52 PM.

Days 1–4 Weather Summary

Heavy rain (total 30mm), heaviest during Fri afternoon. Cool air temperatures (max 15°C on Fri morning, min 12°C on Thu afternoon). Wind will be generally light.

Days 5–7 Weather Summary

Heavy rain (total 77mm), heaviest during Mon night. Cool air temperatures (max 15°C on Sun afternoon, min 10°C on Tue night). Winds increasing (calm on Mon afternoon, strong winds from the S by Tue morning).

Days 8–10 Weather Summary

Heavy rain (total 49mm), heaviest during Wed night. Very mild (max 13°C on Wed afternoon, min 9°C on Fri night). Winds decreasing (strong winds from the S on Wed afternoon, calm by Fri night).

Days 11–13 Weather Summary

Heavy rain (total 26mm), heaviest during Mon morning. Very mild (max 12°C on Sat afternoon, min 9°C on Mon night). Winds increasing (calm on Sat afternoon, fresh winds from the SSE by Mon morning).

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
AM
Wave Height Map
High Tide
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
1:59PM1.44m
4:20AM1.31m
2:52PM1.30m
4:56AM1.38m
3:58PM1.14m
5:33AM1.47m
5:25PM1.01m
6:13AM1.58m
7:08PM0.96m
8:43PM1.01m
7:41AM1.81m
Low Tide
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
8:57AM0.94m
9:29PM-0.12m
9:59AM0.87m
10:10PM0.00m
11:11AM0.76m
10:54PM0.17m
12:25PM0.57m
11:44PM0.36m
1:33PM0.34m
00:40AM0.56m
2:33PM0.09m
1:40AM0.73m
Wave
height (m) 
direction
period (s) 
1.5
WNW
10
1.4
WNW
10
1.6
WNW
10
1.9
WNW
11
1.9
WNW
11
1.7
WNW
12
1.5
WNW
12
1.7
WNW
11
1.5
WNW
11
1.5
WNW
11
1.5
WNW
10
1.3
WNW
10
1.5
WNW
10
1.4
WNW
13
2.4
WNW
12
2.5
WNW
12
2.1
WNW
12
1.7
WNW
12
2.1
WNW
12
2.3
SW
9
4.5
W
15
4
W
14
5
W
14
4
W
13
3
W
12
2.2
W
10
1.8
WNW
10
1.5
WNW
10
1.2
WNW
9
0.9
WNW
8
1.1
WNW
10
2.1
WNW
13
2.5
W
12
3
W
12
2.5
W
12
2.4
W
11
part cloud
cloud
cloud
mod rain
light rain
light rain
light rain
heavy rain
light rain
cloud
cloud
cloud
light rain
heavy rain
heavy rain
heavy rain
rain showers
rain showers
light rain
heavy rain
light rain
rain showers
rain showers
thunderstorm
thunderstorm
part cloud
part cloud
cloud
part cloud
part cloud
cloud
light rain
heavy rain
heavy rain
rain showers
clear
some clouds
cloudy
cloudy
mod rain
light rain
light rain
light rain
heavy rain
light rain
cloudy
cloudy
cloudy
light rain
heavy rain
heavy rain
heavy rain
rain shwrs
rain shwrs
light rain
heavy rain
light rain
rain shwrs
rain shwrs
risk tstorm
risk tstorm
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
light rain
heavy rain
heavy rain
rain shwrs
clear
 km/h
5
WSW
10
SSE
20
S
15
SW
0
SW
0
NNW
10
ESE
25
SSW
15
SW
15
SSW
5
W
5
NW
0
E
10
E
40
S
40
S
15
WNW
20
SSE
40
SSE
30
SSE
30
SSW
30
S
35
S
25
SSW
15
SW
5
ENE
5
ENE
5
WSW
0
E
10
ESE
10
SE
15
SE
30
SE
15
SSW
20
NW
20
NW
 mm 
6
4
2
3
14
1
3
28
11
22
12
1
4
29
2
3
7
2
2
2
11
11
2
max°C
13
14
15
14
14
14
14
15
15
15
12
13
11
14
14
14
13
13
13
12
12
13
13
13
12
11
12
12
10
12
12
11
11
12
11
11
Moonrise
7:27
8:18
9:02
9:40
10:11
10:39
11:04
11:28
11:52
12:18
12:48
1:24
Moonset
3:36
4:25
5:21
6:23
7:27
8:32
9:37
10:42
11:48
12:56
2:07
3:22
Sunrise
7:22
7:22
7:24
7:24
7:24
7:24
7:26
7:26
7:26
7:26
7:26
7:26
Sunset
4:52
4:53
4:53
4:54
4:54
4:55
4:55
4:57
4:58
4:58
4:59
5:00
Today's sea temperature in Marshall, Tomales Bay is
13.0° C
(Statistics for 18 Dec 1981-2005 – mean: 12.4 max: 14.6 min: 11.2°C)
Issued (local time): 3 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest