Grant Line Canal (drawbridge), Old River Sea Conditions and Tide Table

Grant Line Canal (drawbridge), Old River 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 07:16 AM and sunset is at 04:49 PM.

Days 1–3 Weather Summary

Moderate rain (total 16mm), heaviest on Sat afternoon. Cool air temperatures (max 19°C on Fri morning, min 11°C on Thu morning). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 43mm), heaviest during Tue night. Cool air temperatures (max 17°C on Tue morning, min 12°C on Mon morning). Winds increasing (calm on Sun night, fresh winds from the SE by Tue afternoon).

Days 7–9 Weather Summary

Heavy rain (total 54mm), heaviest during Wed night. Very mild (max 16°C on Wed afternoon, min 7°C on Fri night). Winds decreasing (strong winds from the SSE on Wed night, calm by Fri night).

Days 10–12 Weather Summary

Some drizzle, heaviest during Tue morning. Very mild (max 12°C on Mon afternoon, min 5°C on Sun night). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
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
7:58AM0.87m
6:07PM1.21m
8:46AM0.90m
6:37PM1.23m
9:31AM0.92m
7:12PM1.23m
10:12AM0.92m
7:53PM1.22m
10:50AM0.91m
8:36PM1.19m
11:26AM0.90m
9:23PM1.14m
12:00PM0.90m
10:13PM1.06m
12:33PM0.91m
11:09PM0.96m
1:06PM0.94m
00:17AM0.85m
1:42PM1.00m
1:42AM0.77m
2:20PM1.07m
3:16AM0.73m
3:02PM1.16m
4:39AM0.76m
Low Tide
12:33PM0.50m
2:27AM-0.08m
1:16PM0.54m
3:05AM-0.08m
2:01PM0.55m
3:39AM-0.08m
2:45PM0.53m
4:12AM-0.08m
3:30PM0.50m
4:42AM-0.09m
4:17PM0.45m
5:12AM-0.09m
5:07PM0.41m
5:44AM-0.08m
6:03PM0.35m
6:20AM-0.05m
7:07PM0.30m
8:20PM0.23m
7:45AM0.10m
9:35PM0.14m
8:35AM0.20m
10:46PM0.05m
Wave
height (m) 
direction
period (s) 
clear
clear
part cloud
part cloud
rain showers
cloud
light rain
mod rain
mod rain
light rain
light rain
light rain
light rain
mod rain
light rain
cloud
cloud
heavy rain
clear
part cloud
rain showers
heavy rain
rain showers
rain showers
light rain
rain showers
clear
part cloud
clear
clear
part cloud
part cloud
clear
clear
cloud
cloud
clear
clear
some clouds
some clouds
rain shwrs
cloudy
light rain
mod rain
mod rain
light rain
light rain
light rain
light rain
mod rain
light rain
cloudy
cloudy
heavy rain
clear
some clouds
rain shwrs
heavy rain
rain shwrs
rain shwrs
light rain
rain shwrs
clear
some clouds
clear
clear
some clouds
some clouds
clear
clear
cloudy
cloudy
 km/h
5
E
5
E
5
SSE
10
SSE
5
SSW
5
ESE
5
SE
10
ESE
10
SE
15
SE
5
SE
5
W
5
NE
10
ESE
10
SE
25
SE
30
SSE
25
SSW
10
SE
30
SSE
45
SSE
35
SSW
20
SSW
20
SE
15
SSE
5
SSE
0
NE
15
NW
10
NW
5
ESE
5
ENE
5
NNE
5
N
5
E
5
ESE
0
SW
 mm 
1
2
6
7
5
2
3
5
7
1
20
35
12
1
4
1
1
max°C
15
17
14
19
18
16
14
12
15
15
16
15
13
13
15
17
17
15
15
16
15
15
12
12
14
13
11
11
11
9
10
11
8
11
12
11
Moonrise
6:23
7:19
8:10
8:55
9:33
10:05
10:33
10:58
11:22
11:46
12:12
12:43
Moonset
3:32
4:21
5:17
6:18
7:22
8:27
9:31
10:36
11:42
12:49
2:00
Sunrise
7:16
7:16
7:16
7:16
7:18
7:18
7:18
7:18
7:18
7:20
7:20
7:20
Sunset
4:49
4:49
4:49
4:50
4:50
4:51
4:52
4:52
4:52
4:52
4:53
4:54
Today's sea temperature in Grant Line Canal (drawbridge), Old River is
12.3° C
(Statistics for 18 Dec 1981-2005 – mean: 12.5 max: 14.9 min: 11.0°C)
Issued (local time): 9 am Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest