O'Neills Bay Surf Break

Lat Long: 36.88° S 174.44° E

O'Neills Bay 48 hour detailed Surf Forecast

Issued: 5 pm 20 Jul 2026 (local time)

Forecast update in  hr  min

Today's O'Neills Bay sea temperature is
14.5° C
0.3° 

How big are the waves at O'Neills Bay today (20 Jul):

  • Afternoon surf: Afternoon surf (20 Jul, local time) - 5ft (1.6m), 14s period with SW swell.
  • Evening surf: Evening surf (20 Jul, local time) - 4.5ft (1.4m), 14s period with SW swell.

The current surf forecast for O'Neills Bay at 9PM is: 1.4m 14s primary swell from a Southwest direction and 0.1m 21s secondary swell from a West direction (forecast issued at 05:00pm July 20). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.

Time (NZST) & DateWave HeightWave Period
Morning (20 Jul)--
Afternoon (20 Jul)5ft (1.6m)14s
Evening (20 Jul)4.5ft (1.4m)14s

Table - waves today at O'Neills Bay. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 5mm), mostly falling on Mon afternoon. Very mild (max 14°C on Mon afternoon, min 10°C on Mon night). Wind will be generally light.

Mon
20
Tuesday
21
Wednesday
22
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)
3
3
3
2
2
2
2
1
0
0
1
1
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
SW
14
1.5
WSW
14
1.4
SW
14
1.4
WSW
14
1.3
WSW
14
1.3
WSW
14
1.3
WSW
14
1.3
WSW
13
1.2
SW
13
1.2
SW
13
1.2
SW
13
1.1
SW
13
1.1
SW
13
1
SW
13
1
SW
12
0.9
SW
12
0.8
SW
12
1
SW
8
0.6
SW
12
Wave Graph
Metric surfscale
Energy kJ
988
870
765
710
635
626
607
590
509
501
501
431
382
316
292
212
172
114
114
Wind (km/h)
10
E
20
E
15
E
15
E
10
ESE
10
ESE
5
SE
10
S
15
S
10
S
10
S
10
SSW
10
SW
15
SW
15
SW
20
SW
20
SW
20
SW
20
SW
Wind State
off
off
off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
on
cross-on
cross-on
on
High Tide
2:08AM2.54m
2:39PM2.37m
2:57AM2.35m
3:34PM2.25m
Low Tide
8:02PM0.46m
8:32AM0.46m
8:53PM0.64m
9:23AM0.61m
rain showers
light rain
cloud
rain showers
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:28
7:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:27
5:28
5:28
 mm
1
2
1
Temp °C
14
12
11
10
10
10
10
12
12
11
11
12
12
13
13
13
13
13
14
Feels °C
12
9
8
7
7
8
8
10
9
8
9
10
9
10
10
9
9
9
10
  • 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 O'Neills Bay 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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