Sponge bay Surf Break

Lat Long: 38.70° S 178.06° E

Sponge bay 48 hour detailed Surf Forecast

Issued: 5 am 06 Sep 2026 (local time)

Forecast update in  hr  min

Today's Sponge bay sea temperature is
13.2°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 (06 Sep):

  • Morning surf: Morning surf (06 Sep, local time) - 1.5ft (0.5m), 11s period with S swell.
  • Afternoon surf: Afternoon surf (06 Sep, local time) - 1ft (0.3m), 18s period with SSE swell.
  • Evening surf: Evening surf (06 Sep, local time) - 1ft (0.3m), 16s period with SSE swell.

The current surf forecast for Sponge bay at 10AM is: 0.4m 10s primary swell from a South-southeast direction and 0.2m 18s secondary swell from a South direction (forecast issued at 05:00am September 06). The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (06 Sep)1.5ft (0.5m)11s
Afternoon (06 Sep)1ft (0.3m)18s
Evening (06 Sep)1ft (0.3m)16s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Mon afternoon. Very mild (max 17°C on Sun morning, min 7°C on Tue night). Mainly fresh winds.

Sunday
6
Monday
7
Tuesday
8
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
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
1
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SSE
12
0.5
SSE
11
0.5
S
11
0.4
SSE
9
0.3
SSE
18
0.3
SSE
17
0.3
SSE
16
0.4
SSE
17
0.3
SSE
17
0.2
SSE
17
0.2
SSE
16
0.2
S
16
0.3
SSE
11
0.2
S
16
1
SSE
8
1.3
SSE
8
1.3
SSE
9
2.2
S
8
1.3
SSE
8
1.1
SE
8
1.1
SE
8
2.2
SSW
7
2
SSW
7
Wave Graph
Metric surfscale
Energy kJ
115
73
57
32
62
57
53
96
57
28
26
20
23
20
128
222
247
655
237
165
145
436
381
Wind (km/h)
20
NW
20
NW
20
NW
20
NW
20
NNW
20
NNW
20
NW
20
NNW
20
NNW
15
NNW
20
NNW
15
N
5
WSW
15
W
25
W
35
W
35
SW
30
WSW
30
WSW
30
WSW
30
SW
30
SW
25
SW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
glassy
cross
cross
cross
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
High Tide
00:14AM1.84m
12:49PM1.88m
1:09AM1.78m
1:45PM1.84m
2:13AM1.74m
2:51PM1.83m
Low Tide
6:37AM0.51m
7:03PM0.63m
7:32AM0.54m
8:06PM0.66m
8:34AM0.56m
clear
clear
clear
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
part cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:20
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:49
5:50
5:51
 mm
1
2
Temp °C
10
9
12
17
16
14
15
15
16
16
16
16
15
12
11
11
10
10
10
11
11
11
11
Feels °C
5
4
7
12
11
9
10
11
13
13
13
14
15
9
5
4
2
3
4
4
4
5
6
  • 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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