Heard Island Sea Conditions and Tide Table

Heard Island 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 08:34 PM.

Days 1–4 Weather Summary

Light rain (total 6mm), mostly falling on Sun afternoon. Air temperatures will be slightly above freezing (max 4°C on Sat afternoon, min 3°C on Thu night). Winds decreasing (strong winds from the W on Thu night, light winds from the N by Sun morning).

Days 5–7 Weather Summary

Light rain (total 8mm), mostly falling on Mon night. Air temperatures will be slightly above freezing (max 3°C on Sun night, min 2°C on Sun night). Winds decreasing (gales from the WSW on Sun night, light winds from the W by Wed afternoon).

Days 8–10 Weather Summary

Light rain (total 8mm), mostly falling on Wed night. Temperatures will be slightly above freezing (max 3°C on Wed night, min 2°C on Thu night). Winds increasing (light winds from the SSW on Thu night, fresh winds from the SW by Fri night).

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Sun night. Temperatures will be slightly above freezing (max 4°C on Tue morning, min 2°C on Mon morning). Wind will be generally light.

Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tue
6
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
2:58AM1.13m
4:03PM1.13m
3:48AM1.13m
4:39PM1.14m
4:47AM1.12m
5:18PM1.16m
5:59AM1.10m
6:04PM1.16m
7:46AM1.09m
7:02PM1.16m
9:47AM1.14m
8:14PM1.17m
11:00AM1.19m
9:29PM1.18m
11:53AM1.23m
10:37PM1.19m
12:37PM1.23m
11:33PM1.20m
1:16PM1.22m
00:23AM1.20m
1:52PM1.19m
1:10AM1.18m
2:25PM1.16m
Low Tide
9:05PM0.61m
9:25AM0.34m
9:47PM0.61m
10:06AM0.47m
10:37PM0.63m
10:54AM0.61m
11:40PM0.63m
11:53AM0.75m
1:03AM0.61m
1:21PM0.86m
2:34AM0.55m
3:08PM0.91m
3:47AM0.45m
4:21PM0.89m
4:45AM0.33m
5:17PM0.83m
5:36AM0.23m
6:04PM0.75m
6:22AM0.16m
6:46PM0.66m
7:04AM0.13m
7:26PM0.59m
7:45AM0.14m
Wave
height (m) 
direction
period (s) 
3.5
W
11
2.5
W
11
2.1
W
10
1.8
W
10
1.7
W
10
1.6
W
10
1.5
W
10
1.4
W
10
1.7
W
10
5
W
10
4.5
W
11
4
W
11
4
W
10
4
W
11
3.5
W
11
3
W
11
2.3
WSW
10
2.1
W
10
2
W
10
1.8
W
9
1.5
W
9
1.4
W
9
1.4
WSW
12
1.5
WSW
13
1.6
WSW
12
1.7
W
12
1.8
W
12
1.5
WSW
12
1.3
WSW
11
1.2
WSW
11
1.1
WSW
11
1.2
WSW
13
1.3
WSW
13
1.2
WSW
13
1.2
WSW
12
1.2
WSW
12
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
light rain
light rain
rain showers
part cloud
part cloud
light rain
light rain
clear
part cloud
part cloud
part cloud
light rain
light rain
rain showers
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
cloud
light rain
cloud
cloud
cloud
cloud
part cloud
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
light rain
light rain
rain shwrs
some clouds
some clouds
light rain
light rain
clear
some clouds
some clouds
some clouds
light rain
light rain
rain shwrs
cloudy
some clouds
some clouds
clear
some clouds
some clouds
some clouds
cloudy
cloudy
light rain
cloudy
cloudy
cloudy
cloudy
some clouds
 km/h
50
W
30
W
25
W
20
NW
30
NW
20
NNW
20
NNE
15
WNW
40
W
70
WSW
60
W
55
W
55
WNW
55
WSW
50
WSW
30
W
20
W
15
W
30
NW
25
WNW
20
WSW
25
SSE
20
S
30
SSW
35
SW
35
WSW
35
WSW
20
WNW
10
NNW
10
NNW
10
NW
25
SW
20
SW
15
WNW
20
WNW
20
WNW
 mm 
2
4
1
4
3
3
4
1
2
max°C
3
3
3
3
3
4
4
4
3
3
2
2
3
2
2
2
2
3
3
3
3
3
2
2
2
2
3
3
3
3
3
3
2
3
4
4
Moonrise
11:23
12:44
2:08
3:36
5:09
6:45
8:15
9:27
10:15
10:46
11:05
Moonset
12:15
12:25
12:35
12:45
12:59
1:18
1:46
2:31
3:39
5:06
6:40
8:11
Sunrise
3:38
3:39
3:40
3:41
3:42
3:43
3:44
3:45
3:46
3:47
3:48
3:49
Sunset
8:34
8:34
8:34
8:34
8:34
8:34
8:34
8:34
8:34
8:34
8:32
8:32
8:31
Today's sea temperature in Heard Island is
3.2° C
(Statistics for 25 Dec 1981-2005 – mean: 2.4 max: 3.3 min: 1.4°C)
Issued (local time): 10 pm Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest