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

Montesano, 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 07:56 AM and sunset is at 04:27 PM.

Days 1–3 Weather Summary

Heavy rain (total 44mm), heaviest during Sun afternoon. Low air temperatures (max 8°C on Sat morning, min 4°C on Fri afternoon). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 39mm), heaviest during Mon afternoon. Low air temperatures (max 7°C on Mon afternoon, min 3°C on Wed morning). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 11mm), heaviest on Thu afternoon. Mild temperatures (max 7°C on Thu morning, min 2°C on Fri night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 24mm), heaviest during Mon night. Mild temperatures (max 8°C on Tue morning, min 1°C on Sun night). Wind will be generally light.

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
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
1:25PM2.74m
3:18AM2.20m
2:02PM2.75m
3:53AM2.23m
2:39PM2.74m
4:29AM2.24m
3:16PM2.71m
5:05AM2.26m
3:55PM2.64m
5:41AM2.29m
4:38PM2.53m
6:18AM2.35m
5:27PM2.37m
6:57AM2.42m
6:27PM2.19m
7:39AM2.52m
7:40PM2.01m
8:25AM2.63m
9:05PM1.90m
9:14AM2.76m
10:32PM1.91m
10:06AM2.88m
11:49PM2.00m
Low Tide
7:48AM1.28m
8:38PM-0.12m
8:25AM1.27m
9:13PM-0.14m
9:02AM1.27m
9:48PM-0.14m
9:39AM1.26m
10:23PM-0.10m
10:20AM1.26m
11:00PM-0.04m
11:06AM1.23m
11:38PM0.07m
11:59AM1.17m
00:18AM0.22m
1:01PM1.06m
1:02AM0.41m
2:09PM0.89m
1:51AM0.63m
3:18PM0.64m
2:47AM0.85m
4:25PM0.35m
3:50AM1.02m
5:27PM0.06m
4:56AM1.13m
Wave
height (m) 
direction
period (s) 
rain showers
light rain
light rain
light rain
light rain
mod rain
mod rain
mod rain
light rain
mod rain
heavy rain
light rain
light rain
light rain
light rain
mod rain
light rain
part cloud
cloud
mod rain
part cloud
cloud
light rain
light rain
part cloud
cloud
clear
clear
part cloud
part cloud
cloud
light rain
heavy rain
light rain
light rain
light rain
rain shwrs
light rain
light rain
light rain
light rain
mod rain
mod rain
mod rain
light rain
mod rain
heavy rain
light rain
light rain
light rain
light rain
mod rain
light rain
some clouds
cloudy
mod rain
some clouds
cloudy
light rain
light rain
some clouds
cloudy
clear
clear
some clouds
some clouds
cloudy
light rain
heavy rain
light rain
light rain
light rain
 km/h
10
W
15
WSW
10
SW
10
SSW
15
SSW
10
SSE
15
SSE
15
SW
5
S
15
S
15
SW
5
SSW
10
SE
5
E
10
ENE
10
ENE
5
SSE
10
ENE
15
ENE
10
NE
10
E
15
E
10
E
10
ENE
10
ENE
10
E
5
ENE
10
E
10
E
10
E
10
E
10
E
10
E
5
SSE
15
SSW
20
W
 mm 
4
2
4
5
3
6
7
9
4
9
11
4
1
1
2
9
2
6
4
1
1
12
1
4
5
max°C
7
6
6
8
8
7
7
7
6
6
7
6
6
6
5
5
4
5
7
6
4
4
4
3
6
5
5
6
5
2
6
6
5
8
8
7
Moonrise
8:12
9:02
9:42
10:14
10:39
10:59
11:17
11:33
11:49
12:08
12:29
12:57
Moonset
3:46
4:44
5:50
7:00
8:13
9:26
10:38
11:52
1:08
2:28
3:52
Sunrise
7:56
7:56
7:56
7:56
7:58
7:58
7:58
7:58
7:58
7:58
7:58
7:58
Sunset
4:27
4:27
4:28
4:28
4:29
4:29
4:30
4:30
4:30
4:31
4:32
4:34
Today's sea temperature in Montesano, Chehalis River, Grays Harbor is
11.3° C
(Statistics for 19 Dec 1981-2005 – mean: 9.5 max: 10.7 min: 8.2°C)
Issued (local time): 9 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest