Sponge bay Surf Break

Lat Long: 38.70° S 178.06° E

Sponge bay 48 hour detailed Surf Forecast

Issued: 11 am 05 Aug 2026 (local time)

Forecast update in  hr  min

Today's Sponge bay sea temperature is
13.3° C
0.9° 

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 (05 Aug):

  • Morning surf: Morning surf (05 Aug, local time) - 11ft (3.5m), 12s period with SSE swell.
  • Afternoon surf: Afternoon surf (05 Aug, local time) - 13ft (4.0m), 12s period with S swell.
  • Evening surf: Evening surf (05 Aug, local time) - 11ft (3.5m), 12s period with S swell.

The current surf forecast for Sponge bay at 2PM is: 3.0m 12s primary swell from a South-southeast direction (forecast issued at 11:00am August 05). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (05 Aug)11ft (3.5m)12s
Afternoon (05 Aug)13ft (4.0m)12s
Evening (05 Aug)11ft (3.5m)12s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Wed morning. Very mild (max 10°C on Thu afternoon, min 6°C on Wed night). Winds decreasing (strong winds from the SSW on Wed morning, calm by Fri morning).

Wed
5
Thursday
6
Friday
7
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
1
3
2
2
3
3
3
4
3
3
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)
3.5
SSE
12
3
SSE
12
4
S
12
4
S
12
3.5
S
12
3.5
S
12
3.5
S
12
3.5
S
12
3
S
11
2.5
SSW
11
1.9
SSW
11
2
SSW
11
1.8
SSW
10
1.5
SE
10
1.6
SE
10
1.5
SE
10
0.8
SSE
17
1
SSE
16
1.4
SE
15
1.6
SE
14
1.7
SSE
14
Wave Graph
Metric surfscale
Energy kJ
3146
2736
4368
3879
3489
2947
3355
2934
2331
1518
878
891
679
468
517
477
344
505
860
1031
1080
Wind (km/h)
45
SSW
40
SSW
40
SSW
35
SSW
30
SSW
25
SW
25
SW
20
WSW
25
WSW
25
SW
20
SSW
15
SW
10
W
15
WNW
10
WNW
10
NW
10
NW
5
NE
15
ENE
10
NE
15
NW
Wind State
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
glassy
cross-off
cross-off
cross-off
High Tide
10:42AM1.92m
11:05PM1.95m
11:28AM1.91m
11:47PM1.92m
12:16PM1.90m
Low Tide
4:47PM0.51m
5:24AM0.47m
5:31PM0.52m
6:09AM0.46m
6:20PM0.54m
light rain
rain showers
rain showers
rain showers
rain showers
cloud
rain showers
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:05
7:05
7:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:21
5:22
5:22
 mm
1
1
1
1
1
1
1
Temp °C
8
9
8
8
9
7
8
6
6
9
10
9
7
7
7
6
6
9
9
9
8
Feels °C
-3
-1
-1
0
1
1
2
0
0
3
4
4
3
3
3
2
2
6
5
5
4
  • 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 

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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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