Isaac's Harbour Sea Conditions and Tide Table

Isaac's Harbour 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

Moderate rain (total 16mm), heaviest on Fri night. Icy conditions (max 13°C on Fri night, min -3°C on Sat night). Winds decreasing (near gales from the SSW on Fri night, light winds from the WSW by Sat night).

Days 5–7 Weather Summary

Mostly dry. Icy conditions (max 6°C on Sun night, min -7°C on Tue morning). Winds decreasing (fresh winds from the NW on Mon night, calm by Tue night).

Days 8–10 Weather Summary

A moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 2°C on Thu night, min -5°C on Thu morning). Winds increasing (light winds from the NNE on Thu night, fresh winds from the ENE by Fri night).

Days 11–13 Weather Summary

Mostly dry. Temperatures will be below freezing (max -1°C on Sat night, min -7°C on Mon night). Winds decreasing (fresh winds from the NW on Sun morning, light winds from the WNW by Mon night).

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
High Tide
7:36PM1.77m
7:00AM1.72m
8:12PM1.81m
7:31AM1.75m
8:43PM1.85m
8:05AM1.77m
9:10PM1.88m
8:43AM1.78m
9:36PM1.90m
9:23AM1.78m
10:06PM1.93m
10:06AM1.77m
10:41PM1.94m
10:53AM1.74m
11:20PM1.93m
11:43AM1.72m
00:03AM1.91m
12:38PM1.70m
00:52AM1.87m
1:37PM1.69m
1:47AM1.83m
2:42PM1.70m
2:51AM1.79m
3:59PM1.74m
Low Tide
1:49AM0.76m
1:44PM0.54m
2:28AM0.73m
2:15PM0.53m
3:04AM0.72m
2:49PM0.52m
3:39AM0.73m
3:23PM0.52m
4:14AM0.74m
4:00PM0.52m
4:52AM0.76m
4:41PM0.54m
5:35AM0.78m
5:25PM0.56m
6:24AM0.78m
6:14PM0.60m
7:20AM0.77m
7:09PM0.65m
8:19AM0.73m
8:10PM0.70m
9:17AM0.66m
9:18PM0.73m
10:13AM0.58m
Wave
height (m) 
direction
period (s) 
1.6
SSW
9
1.9
S
7
3
S
8
5.5
S
11
4.5
S
12
3.5
S
12
2.3
SSW
12
2.1
S
10
2.5
SSW
8
2.2
SSW
9
1.8
SSW
9
1.6
SSW
9
1.5
SSW
9
1
S
9
0.8
SSW
8
0.6
SW
7
0.6
SSW
7
0.6
SSW
7
0.6
S
8
0.6
S
8
0.9
SSW
8
1.2
SSW
6
1.1
SSW
7
1.5
E
5
2.4
ESE
7
2.2
S
11
1.8
SSW
10
1.5
S
10
1.3
S
9
1.1
S
8
0.8
S
8
0.5
S
8
0.4
SSW
7
0.3
SSW
7
0.4
SE
11
0.5
SE
11
clear
cloud
part cloud
heavy rain
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
light snow
cloud
light snow
mod snow
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
clear
part cloud
clear
cloudy
some clouds
heavy rain
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
light snow
cloudy
light snow
mod snow
cloudy
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
some clouds
clear
some clouds
 km/h
30
SSW
30
S
40
S
60
SSW
35
WSW
25
WNW
10
WSW
25
S
30
SSW
25
W
25
WNW
30
NW
30
NW
25
WNW
15
WNW
5
N
10
NE
15
N
10
NNW
10
WSW
15
WSW
10
W
20
E
25
ENE
25
NNE
20
NW
20
NW
25
NW
30
NW
25
NW
20
NW
20
NW
10
WNW
10
WNW
15
WNW
15
WNW
 mm 
16
max°C
5
9
10
13
4
-1
-2
3
7
6
-3
-2
-4
-7
-5
-4
-3
-2
-2
-4
-1
2
1
0
2
2
1
-1
-2
-3
-4
-4
-3
-5
-4
-3
Moonrise
7:44
8:36
9:19
9:54
10:21
10:44
11:04
11:22
11:40
11:59
12:22
12:51
Moonset
3:39
4:35
5:39
6:47
7:58
9:09
10:20
11:32
12:45
2:03
3:24
Sunrise
7:41
7:41
7:41
7:41
7:43
7:43
7:43
7:43
7:43
7:45
7:45
7:45
Sunset
4:25
4:25
4:27
4:27
4:28
4:28
4:29
4:30
4:30
4:30
4:31
4:32
Today's sea temperature in Isaac's Harbour is
4.8° C
(Statistics for 18 Dec 1981-2005 – mean: 3.3 max: 5.5 min: 1.1°C)
Issued (local time): 7 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest