Onset Sea Conditions and Tide Table

Onset 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 05:18 AM and sunset is at 08:15 PM.

Days 1–3 Weather Summary

Light rain (total 9mm), mostly falling on Mon night. Warm air temperatures (max 29°C on Wed afternoon, min 21°C on Mon morning). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 6mm), mostly falling on Thu morning. Very warm air temperatures (max 32°C on Fri afternoon, min 20°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 8mm), mostly falling on Sun night. Warm (max 25°C on Sun morning, min 17°C on Tue night). Wind will be generally light.

Days 10–12 Weather Summary

Moderate rain (total 10mm), heaviest on Wed night. Warm (max 25°C on Fri afternoon, min 19°C on Wed morning). Wind will be generally light.

Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
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
11:44AM1.16m
00:02AM1.22m
12:33PM1.19m
00:52AM1.18m
1:24PM1.23m
1:45AM1.13m
2:17PM1.26m
2:40AM1.08m
3:13PM1.28m
3:39AM1.04m
4:14PM1.29m
4:44AM1.02m
5:20PM1.31m
5:52AM1.04m
6:27PM1.34m
6:56AM1.10m
7:28PM1.38m
7:53AM1.17m
8:23PM1.41m
8:45AM1.24m
9:12PM1.42m
9:34AM1.28m
9:59PM1.39m
Low Tide
5:48AM0.01m
5:52PM0.07m
6:24AM0.01m
6:40PM0.10m
7:04AM0.01m
7:36PM0.14m
7:49AM0.03m
8:44PM0.18m
8:42AM0.05m
10:17PM0.20m
9:44AM0.07m
11:48PM0.18m
10:49AM0.08m
00:54AM0.15m
11:53AM0.07m
1:53AM0.11m
12:54PM0.05m
2:48AM0.08m
1:52PM0.03m
3:36AM0.06m
2:47PM0.02m
4:17AM0.04m
3:39PM0.02m
4:51AM0.04m
Wave
height (m) 
direction
period (s) 
0.2
ESE
5.0
0.4
SE
6.0
0.3
SE
6.0
0.3
WSW
2.0
0.3
SW
2.0
0.2
ESE
5.0
0.2
SSE
5.0
0.3
SSE
5.0
0.3
S
5.0
0.3
S
6.0
0.4
SSW
3.0
0.4
SSW
7.0
0.3
SSW
7.0
0.3
SSW
7.0
0.3
ENE
3.0
0.4
ENE
3.0
0.5
E
3.0
0.3
E
3.0
0.2
ESE
9.0
0.2
ESE
9.0
0.3
SSW
3.0
0.4
SW
2.0
0.4
NNE
3.0
0.3
ENE
3.0
0.5
ENE
3.0
0.5
E
3.0
0.3
SE
6.0
0.3
ESE
3.0
0.3
ESE
3.0
0.7
SE
4.0
0.6
SE
4.0
0.5
ESE
4.0
0.5
E
4.0
0.4
ESE
6.0
0.4
ESE
6.0
0.2
ESE
6.0
clear
clear
rain showers
rain showers
thunderstorm
clear
clear
clear
part cloud
light rain
thunderstorm
clear
clear
part cloud
part cloud
part cloud
clear
clear
cloud
part cloud
rain showers
thunderstorm
rain showers
clear
clear
part cloud
clear
part cloud
cloud
mod rain
light rain
cloud
part cloud
part cloud
clear
clear
clear
clear
rain shwrs
rain shwrs
risk tstorm
clear
clear
clear
some clouds
light rain
risk tstorm
clear
clear
some clouds
some clouds
some clouds
clear
clear
cloudy
some clouds
rain shwrs
risk tstorm
rain shwrs
clear
clear
some clouds
clear
some clouds
cloudy
mod rain
light rain
cloudy
some clouds
some clouds
clear
clear
 km/h
15
SSW
20
SSW
10
SW
10
SW
15
SSW
10
SW
10
SSW
20
SSW
10
SW
10
SW
20
SSW
10
WSW
10
WNW
10
ENE
10
NNE
15
NE
15
ENE
5
SSE
10
S
15
SSW
15
SSW
10
NW
15
NNE
10
NE
15
NE
10
ENE
5
SE
10
SSE
10
ESE
15
SE
10
SE
10
ESE
5
ENE
10
E
5
SE
10
SSW
 mm 
4
4
1
5
1
5
2
1
9
1
max°C
24
25
22
24
25
23
28
29
25
24
27
25
30
32
22
22
24
21
25
24
22
25
23
20
20
20
18
20
19
20
21
22
20
24
25
21
Moonrise
10:38
11:00
11:22
11:46
12:14
12:49
1:34
2:30
3:38
4:52
6:07
Moonset
9:14
10:26
11:38
12:51
2:07
3:25
4:43
5:57
7:00
7:50
8:30
9:00
Sunrise
5:18
5:20
5:20
5:22
5:22
5:24
5:24
5:24
5:26
5:26
5:28
5:28
Sunset
8:15
8:15
8:15
8:14
8:13
8:13
8:12
8:10
8:09
8:09
8:08
8:07
Today's sea temperature in Onset is 19.5 °C (Statistics for 14 Jul 1981-2005 – mean: 19.6 max: 22.2 min: 17.5°C)
Issued (local time): 7 am Monday 14 Jul 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest