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 07:26 AM and sunset is at 07:10 PM.

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Fri morning. Becoming mild with drizzle, on Sun night. Icy conditions (max 5°C on Sun night, min 0°C on Fri morning). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 11mm), heaviest on Tue morning. Cool air temperatures (max 12°C on Wed afternoon, min 6°C on Mon morning). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 6mm), mostly falling on Thu afternoon. Very mild (max 12°C on Thu night, min 4°C on Sat night). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 9mm), mostly falling on Wed morning. Very mild (max 13°C on Tue afternoon, min 2°C on Sun night). Wind will be generally light.

Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Sat
28
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
AM
PM
Wave Height Map
High Tide
3:56AM2.94m
10:17AM2.70m
4:06AM3.01m
11:35AM2.65m
4:25AM3.07m
2:19PM2.61m
4:48AM3.10m
3:53PM2.67m
5:12AM3.10m
5:01PM2.74m
5:37AM3.07m
6:02PM2.83m
5:59AM3.03m
7:01PM2.89m
6:15AM2.98m
8:01PM2.93m
6:03AM2.96m
9:04PM2.94m
5:11AM3.03m
10:14PM2.93m
5:34AM3.06m
11:38PM2.94m
6:13AM3.03m
1:11AM3.01m
7:10AM2.93m
2:14AM3.10m
8:36AM2.77m
Low Tide
7:09PM0.83m
8:17AM2.68m
7:44PM0.74m
8:21AM2.54m
8:17PM0.71m
8:45AM2.31m
8:49PM0.74m
9:18AM2.00m
9:23PM0.86m
9:54AM1.64m
9:59PM1.07m
10:33AM1.26m
10:36PM1.35m
11:15AM0.92m
11:14PM1.67m
11:59AM0.64m
11:54PM2.01m
12:47PM0.48m
00:36AM2.32m
1:42PM0.42m
1:22AM2.58m
2:46PM0.45m
2:24AM2.78m
4:01PM0.50m
4:26AM2.86m
5:18PM0.54m
6:23AM2.72m
Wave
height (m) 
direction
period (s) 
light snow
light snow
light snow
cloud
part cloud
cloud
part cloud
cloud
light rain
cloud
cloud
cloud
light rain
cloud
cloud
cloud
light rain
light rain
cloud
light rain
rain showers
cloud
light rain
cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
cloud
light rain
heavy rain
mod rain
rain showers
clear
cloud
part cloud
clear
clear
part cloud
cloud
cloud
light snow
light snow
light snow
cloudy
some clouds
cloudy
some clouds
cloudy
light rain
cloudy
cloudy
cloudy
light rain
cloudy
cloudy
cloudy
light rain
light rain
cloudy
light rain
rain shwrs
cloudy
light rain
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
clear
some clouds
some clouds
some clouds
some clouds
cloudy
light rain
heavy rain
mod rain
rain shwrs
clear
cloudy
some clouds
clear
clear
some clouds
cloudy
cloudy
 km/h
0
SSE
0
ENE
5
S
0
SSE
5
SE
5
SE
5
S
5
SE
5
SSE
10
SSW
10
SSW
10
S
10
SSE
15
SSW
10
S
10
S
15
SSW
10
SSE
5
S
5
SSE
15
S
10
SSW
15
SSW
0
N
10
NE
10
NNE
5
E
0
NNW
10
NNE
5
S
10
SSW
10
SW
10
S
15
SSW
10
SW
5
SW
5
SE
25
S
40
SW
15
WSW
10
NNE
5
N
20
NNE
20
N
15
NNE
10
NNE
10
N
 mm 
1
3
3
5
4
1
1
3
11
7
6
max°C
0
1
1
1
3
2
1
4
5
6
10
9
8
11
10
10
12
12
11
11
12
11
12
12
7
9
7
7
11
8
7
12
10
10
13
10
7
12
13
9
11
8
6
10
7
7
12
Moonrise
5:10
5:42
6:07
6:28
6:46
7:03
7:19
7:38
7:59
8:26
9:02
9:51
10:55
12:09
1:29
2:49
Moonset
1:05
2:17
3:31
4:47
6:04
7:21
8:41
10:03
11:29
12:54
2:13
3:20
4:12
4:50
5:17
Sunrise
7:26
7:24
7:22
7:20
7:18
7:16
7:15
7:13
7:11
7:09
7:07
7:05
7:03
7:01
6:58
6:56
Sunset
7:10
7:13
7:14
7:15
7:16
7:19
7:20
7:22
7:22
7:23
7:25
7:27
7:29
7:30
7:31
7:32
Today's sea temperature in Vashon is
9.1° C
(Statistics for 13 Mar 1981-2005 – mean: 8.7 max: 10.3 min: 7.7°C)
Issued (local time): 10 am Friday 13 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest