Cosmopolis, Chehalis River, Grays Harbor Sea Conditions and Tide Table

Cosmopolis, Chehalis River, Grays Harbor 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 06:58 AM and sunset is at 07:16 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 21°C on Sun afternoon, min 9°C on Sun night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 7mm), mostly falling on Thu afternoon. Cool air temperatures (max 17°C on Wed afternoon, min 9°C on Wed night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Warm (max 20°C on Mon afternoon, min 7°C on Sun morning). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 3mm), mostly falling on Tue morning. Warm (max 21°C on Wed afternoon, min 10°C on Tue morning). Wind will be generally light.

Days 13–16 Weather Summary

Mostly dry. Warm (max 26°C on Sun afternoon, min 8°C on Sat morning). Wind will be generally light.

Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
5
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
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
10:32AM2.22m
9:14PM2.67m
11:24AM2.37m
10:23PM2.77m
12:01PM2.56m
11:19PM2.90m
12:33PM2.76m
00:08AM3.03m
1:01PM2.97m
00:53AM3.13m
1:29PM3.16m
1:36AM3.18m
1:57PM3.34m
2:19AM3.17m
2:25PM3.49m
3:04AM3.11m
2:56PM3.59m
3:51AM3.00m
3:30PM3.63m
4:41AM2.83m
4:08PM3.60m
5:37AM2.65m
4:53PM3.49m
6:43AM2.48m
5:49PM3.32m
8:02AM2.41m
7:01PM3.14m
9:25AM2.48m
Low Tide
3:14PM1.52m
4:12AM0.40m
4:26PM1.37m
5:05AM0.30m
5:20PM1.16m
5:48AM0.20m
6:04PM0.90m
6:24AM0.14m
6:44PM0.63m
6:58AM0.12m
7:21PM0.35m
7:31AM0.17m
7:59PM0.09m
8:04AM0.28m
8:37PM-0.12m
8:37AM0.44m
9:18PM-0.27m
9:13AM0.64m
10:02PM-0.32m
9:51AM0.86m
10:51PM-0.28m
10:35AM1.08m
11:48PM-0.17m
11:31AM1.28m
00:54AM-0.03m
12:45PM1.42m
2:08AM0.07m
2:16PM1.41m
Wave
Height (m)
Direction
Period (s)
clear
clear
clear
cloud
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
light rain
light rain
clear
clear
clear
cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
light rain
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
clear
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
cloudy
light rain
light rain
clear
clear
clear
cloudy
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
cloudy
light rain
cloudy
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
km/h
5
NW
15
W
5
WSW
5
WNW
15
W
5
W
10
W
15
W
5
SSE
5
SSW
10
W
0
ESE
5
ENE
10
WNW
0
SSW
15
WNW
15
W
5
ESE
5
ENE
5
NNW
5
ENE
5
E
10
W
5
ENE
5
ESE
5
W
0
E
5
E
5
ESE
5
E
5
ESE
10
SW
5
SE
5
SSE
10
SW
15
WNW
15
NW
15
NW
5
E
15
ENE
15
ENE
15
ENE
15
E
5
ENE
0
E
5
ENE
10
W
 mm
4
3
3
max °C
15
21
12
15
19
14
17
18
13
16
17
13
13
15
11
14
16
13
13
18
13
14
18
12
15
20
14
12
13
13
17
21
14
17
18
14
14
16
11
13
20
14
19
26
16
19
24
Moonrise
4:49
5:18
5:40
6:00
6:17
6:34
6:51
7:10
7:33
8:02
8:41
9:33
10:39
11:55
1:16
Moonset
12:06
1:12
2:21
3:32
4:44
5:56
7:10
8:27
9:46
11:08
12:29
1:45
2:50
3:39
4:16
4:44
Sunrise
6:58
7:00
7:01
7:01
7:03
7:05
7:05
7:07
7:09
7:09
7:11
7:13
7:13
7:16
7:16
7:18
Sunset
7:16
7:15
7:13
7:10
7:08
7:07
7:05
7:02
7:00
6:59
6:57
6:54
6:52
6:51
6:49
6:46
Today's sea temperature in Cosmopolis, Chehalis River, Grays Harbor is
16.4°C
(Statistics for 20 Sep 1981-2005 – mean: 14.5 max: 16.8 min: 12.5°C)
Issued (local time): 4 am Sunday 20 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
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