Onemana Surf Break

Lat Long: 37.15° S 175.88° E

Onemana 48 hour detailed Surf Forecast

Issued: 11 pm 13 Jul 2026 (local time)

Forecast update in  hr  min

Today's Onemana sea temperature is
15.1° C
0.1° 

Onemana surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Onemana today (14 Jul):

  • Morning surf: Morning surf (14 Jul, local time) - 2.5ft (0.8m), 5s period with N swell.
  • Afternoon surf: Afternoon surf (14 Jul, local time) - 2.5ft (0.8m), 5s period with N swell.
  • Evening surf: Evening surf (14 Jul, local time) - 2.5ft (0.7m), 5s period with N swell.

The current surf forecast for Onemana at 8AM is: 0.8m 5s primary swell from a North direction and 0.3m 10s secondary swell from a East-southeast direction, 0.1m 11s secondary swell from a Northeast direction (forecast issued at 11:00pm July 13). The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (14 Jul)2.5ft (0.8m)5s
Afternoon (14 Jul)2.5ft (0.8m)5s
Evening (14 Jul)2.5ft (0.7m)5s

Table - waves today at Onemana. (Swell directed towards the surf break)


Short Range Forecast

Some drizzle, heaviest during Tue morning. Very mild (max 16°C on Tue afternoon, min 11°C on Tue night). Wind will be generally light.

Tuesday
14
Wednesday
15
Thursday
16
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
Rating
(10 max)
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
ESE
10
0.8
N
4
0.9
N
5
0.9
N
5
0.8
N
5
0.8
N
5
0.8
N
5
0.8
N
5
0.7
N
5
0.6
N
5
0.6
N
5
0.3
E
12
0.3
E
12
0.3
E
11
0.3
E
11
0.3
E
11
0.3
E
11
0.3
E
10
0.2
E
10
0.3
E
11
0.3
E
13
0.3
E
12
0.3
E
12
0.4
ESE
13
Wave Graph
Metric surfscale
Energy kJ
19
24
40
41
33
31
33
36
28
20
19
25
24
21
21
21
20
19
9
20
29
25
25
60
Wind (km/h)
15
NNW
15
NNW
15
NW
10
NW
10
NNW
10
NNW
10
NW
5
W
10
W
5
W
5
WSW
10
W
5
SW
5
W
5
NW
5
NNW
10
W
10
W
10
W
5
W
5
W
10
W
10
W
10
W
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
off
glassy
glassy
glassy
glassy
off
off
off
off
off
off
off
off
High Tide
5:46AM1.81m
6:27PM1.94m
6:45AM1.85m
7:23PM1.99m
7:42AM1.87m
Low Tide
11:43PM0.24m
12:06PM0.05m
00:43AM0.18m
1:04PM0.01m
1:41AM0.12m
1:59PM-0.01m
part cloud
cloud
cloud
cloud
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
cloud
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:26
7:26
7:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:15
5:16
5:17
 mm
1
Temp °C
12
12
13
12
13
15
16
14
13
12
12
11
11
14
15
14
13
12
12
11
12
14
16
14
Feels °C
9
9
10
10
11
13
14
13
12
11
11
10
10
13
14
14
12
11
11
10
11
12
14
12
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Onemana surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest