Sponge bay Surf Break

Lat Long: 38.70° S 178.06° E

Sponge bay 48 hour detailed Surf Forecast

Issued: 11 pm 04 Sep 2026 (local time)

Forecast update in  hr  min

Today's Sponge bay sea temperature is
13.1°C
0.8° 

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 Sep):

  • Morning surf: Morning surf (05 Sep, local time) - 1.5ft (0.4m), 8s period with SSE swell.
  • Afternoon surf: Afternoon surf (05 Sep, local time) - 1.5ft (0.5m), 8s period with SSE swell.
  • Evening surf: Evening surf (05 Sep, local time) - 1.5ft (0.4m), 7s period with SSE swell.

The current surf forecast for Sponge bay at 6AM is: 0.3m 9s primary swell from a South-southeast direction and 0.1m 4s secondary swell from a Southwest direction (forecast issued at 11:00pm September 04). The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (05 Sep)1.5ft (0.4m)8s
Afternoon (05 Sep)1.5ft (0.5m)8s
Evening (05 Sep)1.5ft (0.4m)7s

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


Short Range Forecast

Mostly dry. Very mild (max 18°C on Mon morning, min 9°C on Fri night). Wind will be generally light.

Saturday
5
Sunday
6
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
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)
0.4
SE
10
0.4
SE
10
0.2
SSE
10
0.3
SSE
9
0.4
SSE
8
0.5
S
8
0.5
SSE
8
0.5
S
8
0.4
SSE
7
0.4
SSE
13
0.6
SSE
12
0.6
SSE
11
0.5
SSE
11
0.4
SSE
9
0.3
SSE
18
0.3
SSE
17
0.3
SSE
16
Wave Graph
Metric surfscale
Energy kJ
24
23
9
17
19
34
37
31
16
56
113
100
64
31
62
57
53
Wind (km/h)
15
WNW
15
WNW
20
WNW
20
WNW
10
NW
10
E
15
E
15
NE
15
NW
15
WNW
20
NW
20
NW
25
NW
20
NW
20
NNW
20
NNW
20
NNW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
11:23PM1.89m
11:55AM1.92m
00:14AM1.84m
12:49PM1.88m
Low Tide
5:44AM0.47m
6:05PM0.58m
6:37AM0.51m
7:03PM0.63m
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:24
6:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:47
5:49
 mm
Temp °C
15
12
10
9
11
15
13
13
12
10
9
9
12
17
16
14
14
Feels °C
11
7
5
4
8
12
9
10
9
6
4
4
6
12
11
10
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.


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