Port San Luis Sea Conditions and Tide Table

Port San Luis 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 07:05 AM and sunset is at 04:52 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 21°C on Thu morning, min 14°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 45mm), heaviest during Tue night. Cool air temperatures (max 17°C on Tue morning, min 13°C on Tue night). Winds increasing (calm on Sun afternoon, strong winds from the SSE by Tue night).

Days 7–9 Weather Summary

Heavy rain (total 31mm), heaviest during Fri afternoon. Very mild (max 16°C on Thu morning, min 10°C on Fri night). Winds decreasing (near gales from the S on Thu morning, light winds from the NNW by Fri night).

Days 10–12 Weather Summary

Mostly dry. Very mild (max 14°C on Sat morning, min 9°C on Sat night). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
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
7:57AM1.78m
10:33PM1.09m
8:30AM1.79m
11:10PM1.09m
9:04AM1.79m
11:47PM1.09m
9:39AM1.76m
00:26AM1.10m
10:16AM1.72m
1:05AM1.11m
10:54AM1.64m
1:45AM1.14m
11:36AM1.52m
2:23AM1.20m
12:26PM1.36m
3:01AM1.29m
1:33PM1.18m
3:38AM1.41m
3:06PM1.01m
4:17AM1.55m
4:55PM0.92m
4:57AM1.71m
6:34PM0.94m
5:41AM1.86m
Low Tide
3:37PM-0.16m
2:12AM0.91m
4:11PM-0.20m
2:47AM0.91m
4:46PM-0.21m
3:24AM0.91m
5:22PM-0.21m
4:03AM0.92m
5:59PM-0.19m
4:49AM0.93m
6:35PM-0.13m
5:45AM0.93m
7:12PM-0.05m
7:49PM0.06m
8:31AM0.83m
8:29PM0.20m
10:06AM0.66m
9:12PM0.36m
11:25AM0.41m
10:00PM0.51m
12:26PM0.13m
10:53PM0.64m
Wave
height (m) 
direction
period (s) 
1.6
WNW
12
1.8
WNW
11
1.8
WNW
11
1.6
WNW
10
1.6
WNW
10
1.6
WNW
11
1.6
WNW
11
1.6
WNW
11
1.3
WNW
12
1.2
WNW
11
1.3
WNW
11
1.3
WNW
11
1.3
WNW
10
1.3
WNW
10
1.3
WNW
14
1.5
WNW
13
1.8
WNW
13
2.1
WSW
8
1.8
WNW
12
1.8
WNW
12
2.3
SW
7
3.5
WSW
10
3.5
W
11
4
W
14
4.5
W
16
4
WNW
15
2.5
W
13
2.2
WNW
12
1.9
WNW
11
1.6
WNW
10
1.3
WNW
10
1.2
WNW
9
1.1
WNW
9
1.1
NW
15
1.4
WNW
14
1.6
WNW
13
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
heavy rain
clear
rain showers
light rain
mod rain
rain showers
mod rain
rain showers
mod rain
rain showers
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
some clouds
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
heavy rain
clear
rain shwrs
light rain
mod rain
rain shwrs
mod rain
rain shwrs
mod rain
rain shwrs
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
some clouds
 km/h
10
N
25
NW
15
NNW
20
NW
20
NW
15
N
5
NNW
15
NW
0
NW
5
S
5
SW
5
SE
10
SSE
10
SSE
15
SSE
30
SSE
40
SE
35
SSW
20
S
30
S
45
SSE
50
S
30
WSW
30
SSW
25
SSW
20
SSW
10
N
10
NNE
15
NW
10
NNE
5
NNE
15
NW
10
NNE
5
NE
10
WNW
5
N
 mm 
45
1
2
6
3
7
4
7
1
max°C
21
18
16
16
16
15
18
16
15
16
16
16
16
16
15
17
17
16
15
15
15
16
14
15
15
13
12
14
14
11
13
14
11
13
13
11
Moonrise
6:10
7:06
7:58
8:43
9:22
9:56
10:26
10:53
11:19
11:45
12:13
12:45
Moonset
3:38
4:28
5:23
6:24
7:26
8:29
9:32
10:35
11:38
12:44
1:53
Sunrise
7:05
7:05
7:07
7:07
7:07
7:07
7:09
7:09
7:09
7:09
7:09
7:09
Sunset
4:52
4:52
4:53
4:53
4:54
4:54
4:55
4:57
4:57
4:58
4:59
4:59
Today's sea temperature in Port San Luis is
15.6° C
(Statistics for 18 Dec 1981-2005 – mean: 13.9 max: 15.7 min: 12.3°C)
Issued (local time): 9 am Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest