Vashon Sea Conditions and Tide Table

Vashon 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 09:01 PM.

Days 1–4 Weather Summary

Mostly dry. Very warm air temperatures (max 31°C on Thu afternoon, min 11°C on Wed night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 27°C on Tue afternoon, min 10°C on Sun night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 32°C on Wed afternoon, min 12°C on Thu night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 28°C on Sat afternoon, min 10°C on Sat night). Wind will be generally light.

Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Mon
28
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
10:10PM3.79m
10:48AM2.51m
10:44PM3.74m
12:23PM2.55m
11:22PM3.66m
2:05PM2.76m
00:06AM3.59m
3:34PM3.06m
00:55AM3.51m
4:41PM3.35m
1:50AM3.45m
5:33PM3.57m
6:17PM3.71m
6:56PM3.79m
7:31PM3.81m
5:38AM3.15m
8:03PM3.78m
6:33AM3.01m
8:32PM3.72m
7:28AM2.84m
Low Tide
4:55AM0.72m
4:14PM1.14m
5:51AM0.31m
5:11PM1.67m
6:49AM-0.06m
6:22PM2.12m
7:48AM-0.39m
7:44PM2.41m
8:45AM-0.65m
9:05PM2.53m
9:39AM-0.83m
10:15PM2.50m
10:29AM-0.91m
11:14PM2.37m
11:16AM-0.90m
00:04AM2.19m
12:00PM-0.78m
00:51AM1.98m
12:41PM-0.56m
1:36AM1.75m
1:20PM-0.25m
2:21AM1.51m
1:58PM0.12m
Wave
height (m) 
direction
period (s) 
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
clear
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
some clouds
some clouds
clear
 km/h
5
SSW
5
SSW
15
N
10
SSW
15
SW
15
SSW
10
S
10
S
10
SSW
5
SSW
10
SSW
5
SW
5
SSW
10
SSW
5
NW
5
SSW
5
SW
15
N
0
WNW
5
N
15
N
0
SW
10
SSW
15
SW
10
SSW
10
SSW
10
SW
10
SSW
10
SW
5
WNW
5
SW
10
SW
5
WSW
5
SSW
5
SW
15
N
 mm 
max°C
28
23
31
24
18
25
21
15
25
22
17
25
21
16
26
22
21
27
24
24
32
25
24
31
25
18
28
23
18
28
22
18
28
23
20
26
Moonrise
11:46
12:05
12:28
12:59
1:40
2:36
3:46
5:06
6:26
7:45
8:59
10:09
Moonset
12:19
1:39
3:02
4:26
5:49
7:04
8:05
8:50
9:22
9:46
10:05
10:20
10:35
Sunrise
5:28
5:30
5:31
5:31
5:33
5:35
5:35
5:37
5:37
5:39
5:41
5:41
Sunset
9:01
9:00
9:00
8:59
8:58
8:57
8:55
8:54
8:53
8:52
8:52
8:51
8:49
Today's sea temperature in Vashon is 14.3 °C (Statistics for 16 Jul 1981-2005 – mean: 13.7 max: 15.2 min: 11.9°C)
Issued (local time): 10 pm Wednesday 16 Jul 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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