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Sponge bay Surf Forecast
/ Gisborne and Mahia (37 surf breaks) /
Surf Forecasts:
Sponge bay surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 11 am Friday 19 Sep 2025 NZST
How big are the waves at Sponge bay today?
The current surf forecast for Sponge bay at 1PM is: 1.8m 8s primary swell from a South-southeast direction and 0.3m 13s secondary swell from a South-southeast direction, 0.1m 15s secondary swell from a Southeast direction (forecast issued at 11:00am September 19). The wind direction is predicted to be onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | 5ft (1.6m) | 7s |
| Afternoon (19 Sep) | 6ft (1.8m) | 8s |
| Evening (19 Sep) | 7ft (2.1m) | 9s |
Table - waves today at Sponge bay. (Swell directed towards the surf break)
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||||||||||
| 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 8 | 8 | 8 | 9 | 10 | 9 | 9 | 9 | 9 | 14 | 14 | 14 | 14 | 14 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 261 | 388 | 457 | 751 | 670 | 386 | 334 | 221 | 221 | 194 | 183 | 394 | 394 | 373 | 413 | 184 | 187 | 140 | 84 | 47 | 47 | 29 | 11 | 10 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | on | on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | off | off | cross- off | cross- off | off | off | off | off |
High Tide / height (m) | 4:10PM 1.82 | 4:45AM 1.77 | 5:10PM 1.87 | 5:35AM 1.83 | 5:55PM 1.92 | |||||||||||||||||||
Low Tide / height (m) | 9:43AM 0.65 | 10:25PM 0.69 | 10:49AM 0.60 | 11:21PM 0.63 | 11:38AM 0.56 | 12:07AM 0.57 | ||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||||||||||
| Sunrise | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:58 |
| Sunset | - | - | - | 6:00 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - |
 | |  |  |  |  | | |  | | | | | |  | | | | | | | | | | |
Rain (mm) | 3 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 10 | 11 | 10 | 10 | 9 | 8 | 8 | 8 | 11 | 12 | 11 | 9 | 8 | 7 | 7 | 10 | 16 | 16 | 13 | 13 | 14 | 14 | 13 |
| Feels °C (?) | 3 | 2 | 3 | 3 | 4 | 5 | 5 | 4 | 4 | 7 | 6 | 5 | 4 | 4 | 3 | 3 | 6 | 12 | 10 | 9 | 9 | 10 | 10 | 9 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Gisborne and Mahia
The wind is still cross-on at Sponge bay (moderate winds from the SSW at Gisborne Airport 9 km from Sponge bay). 2.8m 8s swell from the S which is too big for here.
1 h 22 min ago
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