Sponge bay Surf Break

Lat Long: 38.70° S 178.06° E

Sponge bay 48 hour detailed Surf Forecast

Issued: 11 am 06 Aug 2026 (local time)

Forecast update in  hr  min

Today's Sponge bay sea temperature is
13.2° C
1.0° 

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 (06 Aug):

  • Morning surf: Morning surf (06 Aug, local time) - 10ft (3.0m), 11s period with S swell.
  • Afternoon surf: Afternoon surf (06 Aug, local time) - 6.5ft (2.0m), 11s period with S swell.
  • Evening surf: Evening surf (06 Aug, local time) - 6ft (1.8m), 10s period with SSW swell.

The current surf forecast for Sponge bay at 5PM is: 1.9m 11s primary swell from a South direction and 1.8m 11s secondary swell from a Southeast direction, 0.5m 14s secondary swell from a Southeast direction (forecast issued at 11:00am August 06). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (06 Aug)10ft (3.0m)11s
Afternoon (06 Aug)6.5ft (2.0m)11s
Evening (06 Aug)6ft (1.8m)10s

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


Short Range Forecast

Mostly dry. Very mild (max 13°C on Sat morning, min 6°C on Thu night). Wind will be generally light.

Thu
6
Friday
7
Saturday
8
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
1
3
2
2
2
3
3
4
3
3
3
4
3
3
2
2
2
2
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)
3
S
11
3
S
11
2
S
11
1.8
S
11
1.8
SSW
10
1.6
SE
10
1.6
SE
10
1.5
SE
10
1.4
SE
10
1
SSE
16
1.6
SE
15
1.7
SE
14
1.7
SSE
14
1.7
SSE
14
1.6
SE
13
1.4
SE
13
1.3
SSE
13
1.2
SE
12
1.3
SSE
12
1.2
SE
12
1.1
SE
11
Wave Graph
Metric surfscale
Energy kJ
2324
2058
969
734
721
560
560
477
363
493
1187
1220
1080
990
854
594
529
435
480
407
298
Wind (km/h)
20
WSW
25
SW
25
SSW
15
SW
15
W
15
WNW
15
WNW
10
NW
10
NW
5
NE
15
ENE
10
NE
10
NW
10
NW
15
NW
10
NW
10
NW
5
NNE
10
ENE
15
NNE
15
NNW
Wind State
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
off
High Tide
11:28AM1.91m
11:47PM1.92m
12:16PM1.90m
00:32AM1.88m
1:05PM1.89m
Low Tide
5:31PM0.52m
6:09AM0.46m
6:20PM0.54m
6:56AM0.45m
7:14PM0.57m
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
clear
clear
cloud
clear
part cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:05
7:03
7:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:22
5:22
5:23
 mm
Temp °C
7
9
10
9
7
7
6
6
6
9
9
9
8
8
8
9
10
13
13
12
11
Feels °C
1
2
4
4
3
3
2
2
2
6
5
6
5
4
3
5
6
10
9
8
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 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.


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