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 05:59 PM.

Days 1–4 Weather Summary

Moderate rain (total 13mm), heaviest on Wed afternoon. Low air temperatures (max 9°C on Thu afternoon, min 5°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 6mm), mostly falling on Sat night. Cool air temperatures (max 11°C on Sun morning, min 1°C on Mon night). Winds decreasing (fresh winds from the SSW on Sun morning, calm by Mon afternoon).

Days 8–10 Weather Summary

A light covering of new snow, mostly falling on Tue night will be washed away by heavy rain (total 22mm) on Wed morning. Mild temperatures (max 7°C on Tue afternoon, min 1°C on Tue night). Winds decreasing (fresh winds from the SW on Wed morning, calm by Thu morning).

Days 11–13 Weather Summary

Light rain (total 2mm) at first, then becoming colder with a dusting of snow on Fri night. Very mild (max 11°C on Mon morning, min 1°C on Fri night). Wind will be generally light.

Wed
4
Thursday
5
Friday
6
Saturday
7
Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
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
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
5:35PM3.21m
6:05AM3.70m
6:25PM3.17m
6:29AM3.59m
7:17PM3.12m
8:12PM3.04m
7:18AM3.33m
9:14PM2.97m
7:47AM3.18m
10:30PM2.92m
8:20AM3.03m
00:01AM2.95m
9:01AM2.88m
1:24AM3.07m
10:00AM2.76m
2:23AM3.21m
11:18AM2.69m
3:04AM3.34m
12:36PM2.71m
3:34AM3.43m
1:43PM2.80m
3:56AM3.50m
2:41PM2.92m
4:14AM3.55m
3:34PM3.07m
4:32AM3.59m
Low Tide
11:38PM0.53m
12:20PM0.68m
00:16AM0.87m
12:56PM0.50m
00:53AM1.23m
1:34PM0.38m
1:33AM1.59m
2:15PM0.34m
3:17AM1.93m
3:01PM0.34m
3:11AM2.23m
3:56PM0.37m
4:24AM2.45m
4:58PM0.39m
6:09AM2.52m
6:05PM0.36m
7:44AM2.43m
7:06PM0.29m
8:35AM2.25m
7:57PM0.22m
9:09AM2.01m
8:41PM0.19m
9:38AM1.71m
9:21PM0.23m
10:08AM1.35m
9:58PM0.34m
10:38AM0.95m
Wave
height (m) 
direction
period (s) 
rain showers
part cloud
cloud
part cloud
light rain
cloud
cloud
light rain
cloud
cloud
light rain
cloud
cloud
cloud
rain showers
rain showers
part cloud
light rain
light rain
light snow
mod rain
clear
snow showers
rain showers
thunderstorm
cloud
light snow
thunderstorm
light snow
rain showers
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
mod rain
cloud
light rain
cloud
light rain
light rain
rain showers
light rain
light rain
rain shwrs
some clouds
cloudy
some clouds
light rain
cloudy
cloudy
light rain
cloudy
cloudy
light rain
cloudy
cloudy
cloudy
rain shwrs
rain shwrs
some clouds
light rain
light rain
light snow
mod rain
clear
snow shwrs
rain shwrs
risk tstorm
cloudy
light snow
risk tstorm
light snow
rain shwrs
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
light rain
light rain
mod rain
cloudy
light rain
cloudy
light rain
light rain
rain shwrs
light rain
light rain
 km/h
5
NE
10
SSW
5
SW
0
N
5
SSW
0
SSE
5
S
10
S
10
S
15
S
25
SSW
30
SSW
25
SSW
15
SSW
10
SW
5
ESE
10
SW
10
WSW
15
WSW
10
SE
15
SSW
25
SW
10
S
5
SSE
15
WSW
10
SSW
10
SSE
15
SW
5
S
10
SW
15
WSW
15
S
15
SSW
15
SSW
10
S
10
S
15
SSW
10
S
15
SSW
15
SSW
15
SSW
10
S
10
S
10
S
10
S
5
SSW
5
S
 mm 
6
3
4
2
1
2
1
1
4
7
3
1
1
5
1
1
1
2
7
1
2
4
1
2
1
max°C
8
7
8
9
7
7
7
8
9
10
10
11
11
7
6
6
3
8
7
3
4
5
2
5
5
2
3
5
3
7
6
4
6
7
7
11
11
8
9
10
10
11
10
12
18
15
13
Moonrise
7:50
9:01
10:11
11:22
1:32
2:38
3:38
4:29
5:10
5:43
6:08
6:29
6:47
7:03
7:20
Moonset
7:20
7:36
7:54
9:16
9:44
10:19
11:04
12:00
1:05
2:16
3:31
4:47
6:03
7:21
8:41
Sunrise
6:41
6:39
6:37
7:35
6:33
6:31
6:30
6:28
6:26
6:24
6:22
6:20
6:18
6:16
6:13
Sunset
5:59
6:00
6:01
6:02
7:05
6:06
6:07
6:08
6:10
6:12
6:14
6:15
6:16
6:17
6:19
6:21
Today's sea temperature in Vashon is
9.1° C
(Statistics for 04 Mar 1981-2005 – mean: 8.4 max: 9.9 min: 6.7°C)
Issued (local time): 3 pm Wednesday 04 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest