Sponge bay Surf Break

Lat Long: 38.70° S 178.06° E

Sponge bay 48 hour detailed Surf Forecast

Issued: 5 am 24 Sep 2026 (local time)

Forecast update in  hr  min

Today's Sponge bay sea temperature is
13.7°C
0.6° 

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 (24 Sep):

  • Morning surf: Morning surf (24 Sep, local time) - 7.5ft (2.3m), 9s period with S swell.
  • Afternoon surf: Afternoon surf (24 Sep, local time) - 6.5ft (2.0m), 9s period with S swell.
  • Evening surf: Evening surf (24 Sep, local time) - 4.5ft (1.3m), 9s period with SSE swell.

The current surf forecast for Sponge bay at 8AM is: 2.3m 9s primary swell from a South direction and 1.7m 9s secondary swell from a South-southeast direction, 0.3m 16s secondary swell from a South-southeast direction (forecast issued at 05:00am September 24). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (24 Sep)7.5ft (2.3m)9s
Afternoon (24 Sep)6.5ft (2.0m)9s
Evening (24 Sep)4.5ft (1.3m)9s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Thu morning. Very mild (max 14°C on Sat night, min 7°C on Thu morning). Wind will be generally light.

Thursday
24
Friday
25
Saturday
26
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
2
1
1
2
2
0
0
2
2
2
1
1
1
0
1
1
1
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)
2.2
S
8
2.3
S
8
2.3
S
9
2.2
S
9
2
S
9
1.4
SSE
9
1.3
SSE
9
1.2
SSE
9
1.1
SE
9
1.1
SE
9
1
SSE
9
0.9
SSE
9
0.9
SSE
9
0.9
SE
9
0.8
ESE
13
0.7
ESE
13
0.7
SE
8
0.6
ESE
13
0.6
ESE
13
0.6
ESE
13
0.6
ESE
13
0.6
ESE
12
0.9
SE
12
Wave Graph
Metric surfscale
Energy kJ
639
720
787
736
607
293
244
216
190
190
172
141
138
110
204
181
74
135
133
131
125
117
209
Wind (km/h)
25
SW
25
SW
25
SW
25
SSW
25
S
10
S
10
WNW
10
NW
15
NW
10
WNW
5
NW
10
SE
10
ESE
5
NNE
10
NW
15
WNW
10
WNW
10
WNW
5
NNW
15
E
15
ENE
10
NNE
10
NW
Wind State
cross-on
cross-on
cross-on
cross-on
on
on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross
cross-off
off
cross-off
High Tide
3:49AM1.71m
4:18PM1.80m
4:41AM1.78m
5:08PM1.88m
5:25AM1.86m
5:49PM1.95m
Low Tide
9:59AM0.75m
10:33PM0.71m
10:49AM0.67m
11:20PM0.64m
11:32AM0.60m
rain showers
light rain
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
clear
cloud
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:52
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:05
6:06
6:07
 mm
1
1
1
1
Temp °C
7
6
7
9
11
10
9
8
8
7
10
11
11
11
10
9
9
8
11
12
13
13
14
Feels °C
1
-1
0
2
4
6
5
4
3
3
7
7
7
8
6
5
6
4
9
8
9
10
11
  • 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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