Onemana Surf Break

Lat Long: 37.15° S 175.88° E

Onemana 48 hour detailed Surf Forecast

Issued: 5 pm 26 Jul 2026 (local time)

Forecast update in  hr  min

Today's Onemana sea temperature is
15.0° C
0.0° 

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 (26 Jul):

  • Afternoon surf: Afternoon surf (26 Jul, local time) - 2ft (0.6m), 11s period with E swell.
  • Evening surf: Evening surf (26 Jul, local time) - 2ft (0.6m), 13s period with E swell.

The current surf forecast for Onemana at 10PM is: 0.6m 13s primary swell from a East direction and 0.3m 7s secondary swell from a North-northwest direction, 0.2m 3s secondary swell from a East-southeast direction (forecast issued at 05:00pm July 26). The wind direction is predicted to be cross-shore.

Time (NZST) & DateWave HeightWave Period
Morning (26 Jul)--
Afternoon (26 Jul)2ft (0.6m)11s
Evening (26 Jul)2ft (0.6m)13s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Sun afternoon. Very mild (max 12°C on Wed morning, min 5°C on Mon night). Wind will be generally light.

Sun
26
Monday
27
Tuesday
28
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
9 PM
Rating
(10 max)
0
0
0
0
0
1
1
0
0
1
1
1
1
1
1
0
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
E
11
0.4
ESE
14
0.6
E
13
0.6
E
13
0.6
E
12
0.6
E
12
0.6
E
12
0.6
E
12
0.6
E
13
0.6
E
13
0.6
E
13
0.6
ESE
13
0.6
E
13
0.5
E
13
0.5
E
13
0.5
E
13
0.6
E
13
0.7
ESE
13
0.7
ESE
14
Wave Graph
Metric surfscale
Energy kJ
83
62
126
123
112
112
112
113
121
123
123
131
119
84
85
87
126
187
189
Wind (km/h)
10
SE
10
SSE
15
SSE
15
S
10
S
10
SW
10
WSW
15
SW
20
SW
15
SW
15
WSW
10
SSW
10
SW
10
SSW
10
SSW
10
SSE
5
ESE
5
NW
5
WSW
Wind State
cross-on
cross-on
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross
glassy
glassy
glassy
High Tide
4:31PM1.54m
4:41AM1.50m
5:20PM1.57m
5:30AM1.52m
6:07PM1.61m
Low Tide
10:36PM0.54m
10:56AM0.40m
11:28PM0.52m
11:45AM0.37m
light rain
light rain
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:18
7:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:24
5:25
5:27
 mm
1
1
Temp °C
9
9
8
7
7
6
6
9
11
9
7
7
5
5
7
10
11
9
8
Feels °C
6
6
4
3
4
3
3
4
6
5
3
4
2
2
4
7
9
7
6
  • 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.


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