Sponge bay Surf Break

Lat Long: 38.70° S 178.06° E

Sponge bay 48 hour detailed Surf Forecast

Issued: 5 pm 08 Aug 2026 (local time)

Forecast update in  hr  min

Today's Sponge bay sea temperature is
12.7° C
1.5° 

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


How big are the waves at Sponge bay today (08 Aug):

  • Afternoon surf: Afternoon surf (08 Aug, local time) - 4.5ft (1.3m), 12s period with SSE swell.
  • Evening surf: Evening surf (08 Aug, local time) - 3.5ft (1.1m), 11s period with SE swell.

The current surf forecast for Sponge bay at 11PM is: 1.1m 11s primary swell from a Southeast direction and 0.4m 15s secondary swell from a Southeast direction (forecast issued at 05:00pm August 08). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (NZST) & DateWave HeightWave Period
Morning (08 Aug)--
Afternoon (08 Aug)4.5ft (1.3m)12s
Evening (08 Aug)3.5ft (1.1m)11s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Sun night. Very mild (max 15°C on Sun afternoon, min 9°C on Sat night). Wind will be generally light.

Sat
8
Sunday
9
Monday
10
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
2
2
1
2
2
2
2
1
1
1
1
1
1
1
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)
1.3
SSE
12
1.2
SE
12
1.1
SE
11
1.1
SE
11
1
SE
11
1
SE
11
1
SE
11
0.9
SE
11
0.9
SE
10
0.8
SE
10
0.9
SE
13
0.9
SE
12
0.8
SE
11
0.7
SE
11
0.6
SE
10
0.6
SE
10
0.6
SE
10
0.6
SE
10
0.6
SE
10
Wave Graph
Metric surfscale
Energy kJ
480
407
298
283
237
233
229
191
160
132
245
192
147
117
89
82
79
79
77
Wind (km/h)
10
ENE
10
NNE
15
NNW
15
NNW
15
NW
15
NNW
10
NNW
10
N
10
N
10
N
10
NW
10
NW
15
NW
10
WNW
15
WNW
10
NW
10
SE
5
ESE
5
WSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross
cross-on
High Tide
1:05PM1.89m
1:22AM1.83m
1:58PM1.86m
2:20AM1.79m
2:55PM1.84m
Low Tide
7:14PM0.57m
7:47AM0.47m
8:12PM0.60m
8:44AM0.49m
part cloud
cloud
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
rain showers
part cloud
clear
clear
clear
clear
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:01
7:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:23
5:24
5:25
 mm
2
3
Temp °C
11
10
9
9
9
9
10
13
15
14
12
12
12
10
10
14
15
13
12
Feels °C
8
6
5
5
5
5
7
10
13
12
11
11
10
7
7
11
12
11
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 Sponge 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.


Nearest locationNearest