Graves Harbor Sea Conditions and Tide Table

Graves 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 08:52 AM and sunset is at 03:15 PM.

Days 1–3 Weather Summary

Mostly dry. Air temperatures will be well below freezing (max -10°C on Sat morning, min -18°C on Sun night). Mainly fresh winds.

Days 4–6 Weather Summary

Mostly dry. Air temperatures will be well below freezing (max -6°C on Wed night, min -17°C on Mon morning). Winds decreasing (fresh winds from the NE on Mon morning, light winds from the ENE by Wed night).

Days 7–9 Weather Summary

A heavy fall of snow, heaviest during Fri morning. Becoming milder with heavy rain (total 129mm) on Fri afternoon. Freeze-thaw conditions (max 5°C on Fri afternoon, min -5°C on Thu morning). Winds increasing (light winds from the ENE on Thu morning, gales from the S by Fri night).

Days 10–12 Weather Summary

Mostly dry. Temperatures will be below freezing (max 0°C on Sun morning, min -9°C on Mon 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
11:55AM3.28m
1:28AM2.64m
12:31PM3.31m
2:02AM2.67m
1:06PM3.30m
2:36AM2.67m
1:43PM3.25m
3:11AM2.67m
2:20PM3.13m
3:48AM2.68m
3:01PM2.96m
4:26AM2.70m
3:47PM2.74m
5:07AM2.76m
4:44PM2.48m
5:53AM2.84m
5:55PM2.25m
6:42AM2.96m
7:22PM2.12m
7:36AM3.11m
8:52PM2.14m
8:33AM3.29m
10:11PM2.30m
Low Tide
6:02AM1.50m
6:55PM-0.18m
6:40AM1.48m
7:30PM-0.23m
7:17AM1.46m
8:05PM-0.25m
7:55AM1.43m
8:40PM-0.23m
8:34AM1.40m
9:15PM-0.16m
9:18AM1.36m
9:50PM-0.02m
10:08AM1.30m
10:28PM0.18m
11:07AM1.19m
11:10PM0.43m
12:16PM1.03m
11:59PM0.73m
1:31PM0.77m
00:57AM1.02m
2:42PM0.43m
2:05AM1.26m
3:46PM0.05m
3:15AM1.38m
Wave
height (m) 
direction
period (s) 
0.9
SW
10
0.8
SW
9
0.8
WSW
9
0.8
WSW
9
0.8
WSW
9
0.9
WSW
10
0.9
SW
10
0.8
SW
10
0.8
SW
10
0.8
SW
7
0.7
SW
7
0.5
SW
9
0.5
SW
9
0.5
WSW
9
0.7
WSW
9
0.6
WSW
9
0.8
WSW
11
0.8
WSW
10
0.7
WSW
9
0.6
WSW
9
1.4
WSW
8
1.5
W
8
3
SW
8
4.5
SW
11
4
SSW
11
4
SSW
12
4
S
14
3.5
SSW
13
3
SSW
12
2.4
SSW
12
2
SSW
11
1.7
SSW
11
1.4
SSW
10
1.2
SSW
10
0.9
SW
10
0.8
WSW
10
part cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
light snow
mod snow
mod snow
heavy rain
heavy rain
heavy rain
heavy rain
mod snow
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
light snow
mod snow
mod snow
heavy rain
heavy rain
heavy rain
heavy rain
mod snow
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
clear
some clouds
 km/h
25
NE
25
NE
20
NE
20
NE
20
NE
30
NE
30
NE
30
NE
30
NE
30
NE
30
NE
20
NE
20
NE
20
NE
20
NE
20
NE
15
NE
10
NE
5
ENE
15
ENE
20
NE
10
E
50
S
55
SSW
20
ESE
35
NE
35
S
10
ENE
15
NE
20
NE
25
NE
25
NE
30
NE
25
NE
15
NE
20
ENE
 mm 
12
27
40
21
21
8
max°C
-12
-12
-11
-10
-10
-12
-15
-16
-17
-16
-15
-12
-10
-10
-9
-8
-7
-6
-4
-4
-2
3
5
5
4
4
5
0
0
-1
-1
-6
-8
-8
-8
-8
Moonrise
9:51
10:35
11:00
11:13
11:20
11:24
11:27
11:30
11:32
11:35
11:40
11:48
Moonset
1:55
2:59
4:23
5:53
7:24
8:53
10:22
11:51
1:23
3:01
4:46
Sunrise
8:52
8:52
8:52
8:52
8:53
8:53
8:53
8:53
8:53
8:53
8:53
8:53
Sunset
3:15
3:15
3:15
3:17
3:17
3:18
3:18
3:19
3:21
3:22
3:22
3:23
Today's sea temperature in Graves Harbor is
6.9° C
(Statistics for 19 Dec 1981-2005 – mean: 6.7 max: 8.1 min: 5.7°C)
Issued (local time): 2 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest