Donut Island Surf Break

Lat Long: 37.22° S 175.89° E

Donut Island 48 hour detailed Surf Forecast

Issued: 11 am 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Donut Island sea temperature is
14.3°C
0.2° 

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


How big are the waves at Donut Island today (23 Aug):

  • Morning surf: Morning surf (23 Aug, local time) - 1.5ft (0.5m), 5s period with N swell.
  • Afternoon surf: Afternoon surf (23 Aug, local time) - 0.5ft (0.1m), 13s period with NE swell.
  • Evening surf: Evening surf (23 Aug, local time) - 0.5ft (0.1m), 12s period with E swell.

The current surf forecast for Donut Island at 6PM is: 0.1m 13s primary swell from a Northeast direction and 0.1m 12s secondary swell from a East direction (forecast issued at 11:00am August 23). An open ocean swell of 0.8m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (23 Aug)1.5ft (0.5m)5s
Afternoon (23 Aug)0.5ft (0.1m)13s
Evening (23 Aug)0.5ft (0.1m)12s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Sun afternoon. Very mild (max 16°C on Sun afternoon, min 8°C on Mon night). Wind will be generally light.

Sun
23
Monday
24
Tuesday
25
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
9 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
N
5
0.7
NNW
6
0.1
NE
13
0.1
NE
13
0.1
E
12
0.1
E
12
0.1
E
12
0.3
N
6
0.3
N
6
0.1
NE
12
0.1
NE
12
0.1
NE
11
0.1
NE
11
0.1
NE
11
0.1
NE
11
0.1
NE
11
0.1
E
12
0.1
E
12
0.1
E
12
0.1
E
11
0.1
E
11
Wave Graph
Metric surfscale
Energy kJ
14
34
7
7
4
4
4
7
6
5
5
5
5
5
5
4
4
4
4
4
4
Wind (km/h)
20
NW
25
NW
30
WNW
20
W
20
WSW
20
WSW
20
WSW
15
WSW
10
WSW
15
SW
15
WSW
15
WSW
15
WSW
10
W
10
W
10
W
15
WSW
20
WSW
15
WSW
15
WSW
15
WSW
Wind State
cross
cross
cross-off
cross-off
cross-off
off
off
cross-off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
High Tide
3:00PM1.50m
3:14AM1.46m
3:55PM1.51m
4:08AM1.46m
4:48PM1.55m
Low Tide
8:34AM0.45m
9:06PM0.57m
9:28AM0.45m
10:02PM0.56m
10:22AM0.43m
cloud
clear
part cloud
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:48
6:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:47
5:47
5:49
 mm
2
Temp °C
13
15
16
13
10
12
11
10
11
15
16
12
10
9
8
8
10
16
16
13
10
Feels °C
9
10
11
10
6
7
6
7
8
11
12
8
7
6
6
6
7
12
12
10
7
  • 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 Donut Island 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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