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 — and sunset is at —.

Days 1–4 Weather Summary

Heavy rain (total 61mm), heaviest during Wed morning. Cool air temperatures (max 11°C on Wed night, min 2°C on Mon night). Winds increasing (calm on Mon night, fresh winds from the SW by Wed night).

Days 5–7 Weather Summary

Heavy rain (total 28mm), heaviest during Thu night. Cool air temperatures (max 11°C on Thu night, min 2°C on Sat night). Winds decreasing (fresh winds from the SW on Thu night, calm by Fri night).

Days 8–10 Weather Summary

Mostly dry. Very mild (max 19°C on Tue afternoon, min 5°C on Sun night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 4mm), mostly falling on Fri night. Very mild (max 15°C on Thu morning, min 5°C on Sat morning). Wind will be generally light.

Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wed
25
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
AM
Wave Height Map
High Tide
6:40PM2.39m
6:05AM3.12m
7:49PM2.22m
6:56AM2.97m
9:21PM2.16m
8:06AM2.87m
10:52PM2.25m
9:26AM2.88m
11:47PM2.42m
10:35AM2.99m
00:24AM2.62m
11:32AM3.14m
00:55AM2.84m
12:22PM3.28m
1:25AM3.06m
1:08PM3.38m
1:53AM3.28m
1:52PM3.43m
2:22AM3.48m
2:37PM3.40m
2:52AM3.65m
3:23PM3.30m
3:24AM3.75m
4:12PM3.14m
3:59AM3.78m
5:04PM2.93m
6:03PM2.69m
5:26AM3.58m
Low Tide
11:36PM1.35m
1:03PM0.55m
00:23AM1.55m
2:11PM0.62m
1:38AM1.68m
3:26PM0.60m
3:14AM1.69m
4:33PM0.49m
4:32AM1.56m
5:26PM0.34m
5:30AM1.34m
6:08PM0.20m
6:17AM1.08m
6:45PM0.10m
6:58AM0.78m
7:19PM0.06m
7:38AM0.48m
7:53PM0.09m
8:18AM0.20m
8:27PM0.20m
8:58AM-0.04m
9:02PM0.37m
9:42AM-0.18m
9:38PM0.59m
10:28AM-0.23m
10:18PM0.84m
11:21AM-0.18m
11:04PM1.09m
12:21PM-0.05m
Wave
height (m) 
direction
period (s) 
rain showers
light rain
mod rain
light rain
heavy rain
mod rain
mod rain
light rain
heavy rain
heavy rain
mod rain
cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
light rain
cloud
light rain
part cloud
light rain
rain showers
rain showers
light rain
snow showers
light snow
mod rain
light rain
mod rain
light rain
light rain
mod rain
rain shwrs
light rain
mod rain
light rain
heavy rain
mod rain
mod rain
light rain
heavy rain
heavy rain
mod rain
cloudy
some clouds
clear
some clouds
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
cloudy
light rain
cloudy
light rain
some clouds
light rain
rain shwrs
rain shwrs
light rain
snow shwrs
light snow
mod rain
light rain
mod rain
light rain
light rain
mod rain
 km/h
5
WSW
15
SSW
15
WSW
10
WSW
10
E
30
SW
20
W
10
WSW
5
NNE
30
SW
10
WNW
15
WNW
10
WNW
20
NW
15
NW
5
ENE
15
E
10
ENE
5
ENE
5
E
5
NE
10
E
10
ENE
5
NE
10
ENE
10
ENE
5
NE
10
ENE
5
SE
15
SW
5
W
5
W
10
W
5
W
5
SW
10
W
10
S
15
WSW
15
SW
10
E
15
E
15
SW
5
ESE
25
ESE
20
SW
15
E
15
ESE
 mm 
2
1
7
5
13
8
10
4
11
21
7
1
2
1
3
3
4
2
2
10
5
8
1
5
7
max°C
4
3
7
6
5
10
11
6
5
11
9
7
5
7
8
5
4
8
7
10
15
12
11
19
14
13
18
14
15
15
10
8
11
8
9
9
6
6
6
5
2
7
4
4
7
5
7
Moonrise
2:40
3:40
4:31
5:13
5:46
6:12
6:33
6:51
7:08
7:26
7:44
8:06
8:34
9:11
10:00
11:04
Moonset
10:27
11:12
12:08
1:13
2:24
3:38
4:53
6:09
7:27
8:45
10:07
11:32
12:56
2:15
3:22
Sunrise
7:37
7:35
7:33
7:31
7:30
7:28
7:26
7:24
7:22
7:20
7:18
7:16
7:13
7:11
7:09
7:07
Sunset
7:13
7:14
7:15
7:16
7:17
7:20
7:21
7:22
7:23
7:24
7:27
7:28
7:30
7:30
7:31
Today's sea temperature in Cosmopolis, Chehalis River, Grays Harbor is
10.0° C
(Statistics for 09 Mar 1981-2005 – mean: 9.3 max: 10.8 min: 7.8°C)
Issued (local time): 10 pm Monday 09 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest