Seattle Sea Conditions and Tide Table

Seattle 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 07:30 PM.

Days 1–4 Weather Summary

Light rain (total 5mm), mostly falling on Sat night. Warm air temperatures (max 20°C on Sat afternoon, min 12°C on Sat night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 22°C on Wed afternoon, min 12°C on Mon night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 25°C on Thu afternoon, min 13°C on Fri morning). Wind will be generally light.

Days 11–13 Weather Summary

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

Days 14–17 Weather Summary

Light rain (total 4mm), mostly falling on Wed afternoon. Warm (max 20°C on Sat afternoon, min 9°C on Fri morning). Wind will be generally light.

Fri
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
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
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
6:09PM3.56m
6:16AM3.18m
6:34PM3.49m
7:09AM3.17m
7:00PM3.40m
8:02AM3.12m
7:26PM3.27m
8:58AM3.05m
7:54PM3.12m
10:00AM2.97m
8:25PM2.96m
11:14AM2.92m
9:01PM2.80m
12:38PM2.93m
9:47PM2.65m
1:55PM3.01m
10:55PM2.53m
2:53PM3.12m
00:18AM2.48m
3:35PM3.22m
1:36AM2.52m
4:07PM3.28m
2:42AM2.63m
4:30PM3.32m
3:37AM2.77m
4:48PM3.35m
4:27AM2.92m
Low Tide
11:37AM0.22m
00:16AM0.66m
12:17PM0.54m
00:53AM0.41m
12:57PM0.89m
1:30AM0.23m
1:37PM1.25m
2:09AM0.15m
2:20PM1.58m
2:51AM0.15m
3:08PM1.89m
3:38AM0.20m
4:05PM2.15m
4:33AM0.28m
5:25PM2.31m
5:36AM0.35m
7:14PM2.32m
6:44AM0.37m
8:35PM2.19m
7:47AM0.34m
9:20PM1.99m
8:40AM0.32m
9:53PM1.75m
9:24AM0.33m
10:21PM1.47m
10:04AM0.39m
10:49PM1.13m
10:41AM0.52m
Wave
Height (m)
Direction
Period (s)
part cloud
part cloud
cloud
cloud
light rain
light rain
part cloud
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
light rain
light rain
some clouds
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
some clouds
clear
some clouds
some clouds
rain shwrs
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
clear
km/h
5
WSW
5
N
10
N
5
N
10
S
15
S
15
S
10
S
10
SSW
5
WSW
5
NE
15
N
10
NNW
5
NNE
10
N
10
N
5
NNE
10
N
10
NNW
5
S
0
SW
10
NNW
0
E
5
NNW
5
NNW
0
NNE
5
SSW
5
WSW
5
S
10
SSW
5
WSW
5
S
5
SW
5
SW
5
S
10
SSW
10
SSW
5
SSE
5
SSW
15
N
10
NNE
10
N
10
N
5
NNE
10
N
15
N
5
NNE
 mm
2
3
2
2
max °C
19
17
17
20
17
14
20
17
15
19
16
16
19
17
18
22
17
19
25
19
19
24
19
19
25
20
20
27
20
17
22
17
16
22
17
14
19
15
15
19
14
15
19
15
16
20
16
Moonrise
8:39
9:53
11:06
12:19
1:28
2:31
3:26
4:11
4:47
5:14
5:36
5:55
6:12
6:28
6:44
Moonset
7:31
7:47
8:05
8:26
8:52
9:24
10:05
10:56
11:56
1:03
2:13
3:25
4:37
5:50
7:05
Sunrise
6:41
6:43
6:43
6:46
6:47
6:48
6:50
6:50
6:52
6:54
6:54
6:56
6:58
6:58
7:00
Sunset
7:30
7:28
7:25
7:23
7:22
7:20
7:17
7:15
7:13
7:10
7:08
7:07
7:05
7:02
7:00
6:59
Today's sea temperature in Seattle is
14.3°C
(Statistics for 11 Sep 1981-2005 – mean: 13.3 max: 14.8 min: 12.0°C)
Issued (local time): 4 pm Friday 11 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest