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 —.

Days 1–4 Weather Summary

Heavy rain (total 48mm), heaviest during Sat night. Cool air temperatures (max 15°C on Sat night, min 11°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

Heavy rain (total 86mm), heaviest during Tue afternoon. Cool air temperatures (max 15°C on Tue night, min 11°C on Sun night). Winds increasing (calm on Mon morning, near gales from the SSE by Tue night).

Days 8–10 Weather Summary

Heavy rain (total 32mm), heaviest during Wed night. Very mild (max 13°C on Wed night, min 9°C on Fri night). Winds decreasing (fresh winds from the S on Wed night, calm by Sat afternoon).

Days 11–13 Weather Summary

Moderate rain (total 14mm), heaviest on Sun night. Very mild (max 10°C on Sat night, min 8°C on Mon night). Wind will be generally light.

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
PM
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
5:32AM1.02m
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
3:28PM-0.14m
Wave
height (m) 
direction
period (s) 
1.4
WNW
10
1.6
WNW
10
1.9
WNW
11
1.9
WNW
11
1.7
WNW
12
1.5
WNW
12
1.6
WNW
11
1.6
WNW
11
1.5
WNW
11
1.4
WNW
10
1.3
WNW
10
1.5
WNW
10
1.5
WNW
13
2.4
S
7
2.4
WNW
12
3.5
S
8
2.2
WNW
12
2.1
WNW
12
2.5
SSW
9
3.5
W
15
4
W
13
4.5
W
15
4
W
13
3
W
12
2.3
W
11
1.8
WNW
10
1.5
WNW
10
1.1
WNW
9
0.9
WNW
8
1
W
8
2.1
W
13
2.5
W
12
2.2
W
11
2.2
W
11
2.2
WNW
11
2.2
WNW
13
cloud
cloud
light rain
light rain
light rain
mod rain
heavy rain
light rain
cloud
rain showers
cloud
cloud
heavy rain
heavy rain
heavy rain
heavy rain
clear
mod rain
rain showers
light rain
light rain
rain showers
light rain
rain showers
clear
clear
clear
part cloud
cloud
cloud
heavy rain
light rain
part cloud
cloud
cloud
light rain
cloudy
cloudy
light rain
light rain
light rain
mod rain
heavy rain
light rain
cloudy
rain shwrs
cloudy
cloudy
heavy rain
heavy rain
heavy rain
heavy rain
clear
mod rain
rain shwrs
light rain
light rain
rain shwrs
light rain
rain shwrs
clear
clear
clear
some clouds
cloudy
cloudy
heavy rain
light rain
some clouds
cloudy
cloudy
light rain
 km/h
10
SSE
20
S
15
SW
5
WNW
5
WSW
10
ESE
25
SSW
15
SW
10
SSW
10
W
0
NNE
5
NW
5
NE
40
S
35
S
60
SSE
15
S
40
SSE
30
SSW
30
SSW
25
SSW
30
S
15
S
10
SW
10
NW
5
NE
5
WSW
5
E
10
E
10
ESE
15
SE
15
ESE
10
N
10
NW
5
WNW
10
WNW
 mm 
3
4
2
6
32
1
3
21
13
24
19
6
18
3
3
5
2
1
12
1
1
max°C
13
14
14
14
13
14
15
15
14
13
13
13
14
14
14
15
13
13
13
12
12
13
13
13
10
12
12
10
10
10
10
10
10
10
10
9
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
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
4:53
4:53
4:54
4:54
4:55
4:55
4:57
4:58
4:58
4:59
5:00
5:00
Today's sea temperature in Marshall, Tomales Bay is
13.2° C
(Statistics for 18 Dec 1981-2005 – mean: 12.3 max: 14.6 min: 10.9°C)
Issued (local time): 9 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest