Tomales Bay Entrance Sea Conditions and Tide Table

Tomales Bay Entrance 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 28mm), heaviest during Sat night. 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 80mm), heaviest during Mon night. Cool air temperatures (max 14°C on Sun afternoon, min 10°C on Mon afternoon). Mainly strong winds.

Days 8–10 Weather Summary

Heavy rain (total 50mm), heaviest during Wed night. Very mild (max 13°C on Wed afternoon, min 10°C on Fri night). Winds decreasing (strong winds from the S on Wed afternoon, calm by Sat morning).

Days 11–13 Weather Summary

Heavy rain (total 29mm), heaviest during Mon morning. Very mild (max 12°C on Sun morning, 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
11:58PM1.22m
9:53AM1.62m
00:35AM1.23m
10:29AM1.62m
1:10AM1.23m
11:06AM1.60m
1:45AM1.23m
11:44AM1.56m
2:19AM1.24m
12:25PM1.50m
2:54AM1.26m
1:09PM1.41m
3:30AM1.30m
2:02PM1.29m
4:06AM1.36m
3:08PM1.15m
4:43AM1.44m
4:35PM1.04m
5:23AM1.53m
6:18PM0.99m
6:05AM1.64m
7:53PM1.04m
Low Tide
5:01PM-0.14m
4:36AM0.95m
5:35PM-0.17m
5:13AM0.97m
6:09PM-0.19m
5:49AM0.96m
6:43PM-0.20m
6:27AM0.95m
7:18PM-0.19m
7:10AM0.93m
7:55PM-0.15m
8:01AM0.89m
8:33PM-0.08m
9:03AM0.82m
9:14PM0.03m
10:15AM0.71m
9:58PM0.18m
11:29AM0.55m
10:48PM0.36m
12:37PM0.34m
11:44PM0.53m
1:37PM0.11m
00:44AM0.69m
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
light rain
mod rain
light rain
light rain
light rain
heavy rain
light rain
cloud
cloud
cloud
light rain
heavy rain
mod rain
heavy rain
rain showers
rain showers
mod 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
light rain
mod rain
light rain
light rain
light rain
heavy rain
light rain
cloudy
cloudy
cloudy
light rain
heavy rain
mod rain
heavy rain
rain shwrs
rain shwrs
mod 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
WSW
0
SSW
5
NNW
5
ESE
25
SSW
20
SW
15
SSW
10
W
5
NW
5
SE
10
ENE
40
S
40
S
15
WNW
20
SSE
45
SSE
30
SSE
30
S
35
S
40
S
25
SSW
15
SW
5
ENE
5
ENE
5
WSW
5
E
10
E
10
SSE
15
SE
30
SE
15
SW
20
NW
20
NW
 mm 
1
6
2
1
3
14
1
3
30
10
26
10
1
6
25
3
3
8
2
3
2
14
12
1
max°C
12
14
15
14
14
13
14
14
15
14
12
13
12
14
14
14
13
13
13
12
12
12
13
12
12
11
11
11
11
12
12
12
12
12
11
11
Moonrise
7:27
8:18
9:03
9:40
10:12
10:40
11:05
11:29
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
3:23
Sunrise
7:22
7:24
7:24
7:24
7:24
7:26
7:26
7:26
7:26
7:26
7:28
7:28
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 Tomales Bay Entrance is
13.0° C
(Statistics for 18 Dec 1981-2005 – mean: 12.3 max: 14.5 min: 11.2°C)
Issued (local time): 3 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest