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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 5 pm Sunday 10 May 2026 NZSTForecast update in hr min s Forecast update imminent
Sponge bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Sponge bay sea temperature is
16.2° C
(Which is slightly cooler than normal)How big are the waves at Sponge bay today?
The current surf forecast for Sponge bay at 12AM is: 0.9m 15s primary swell from a South-southeast direction and 0.6m 5s secondary swell from a South-southwest direction (forecast issued at 05:00pm May 10). An open ocean swell of 0.9m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | - | - |
| Afternoon (11 May) | 0.5ft (0.2m) | 15s |
| Evening (11 May) | 2ft (0.6m) | 16s |
Table - waves today at Sponge bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Sun night. Very mild (max 19°C on Sun afternoon, min 8°C on Mon night). Winds decreasing (fresh winds from the SSW on Sun night, calm by Tue afternoon). | ||||||||||||||||||||||||
Sun 10 | Monday 11 | Tuesday 12 | Wed 13 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 15 | SSE 16 | SSE 16 | SSE 15 | SSE 15 | S 7 | S 8 | S 9 | S 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 16 | SSE 15 | SSE 16 | SSE 15 | |
19 | 51 | 196 | 408 | 456 | 366 | 563 | 685 | 2491 | 1610 | 1449 | 1106 | 979 | 817 | 624 | 491 | 408 | 292 | 278 | 230 | 671 | 744 | 754 | 687 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-on | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | on | cross | cross-on | cross-on | cross-on | cross-on | |
High Tide | 12:09PM1.70m | 00:39AM1.81m | 12:58PM1.73m | 1:26AM1.85m | 1:50PM1.77m | 2:13AM1.88m | ||||||||||||||||||
Low Tide | 6:23PM0.74m | 7:04AM0.70m | 7:10PM0.70m | 7:52AM0.65m | 7:59PM0.65m | 8:37AM0.58m | ||||||||||||||||||
 |  | |  |  | |  |  |  | | | | | | | | | | | | |  |  | | |
 | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 7:00 | — | — |
 | 5:08 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | 5:06 |
— | — | — | — | 2 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 19 | 16 | 16 | 14 | 13 | 12 | 13 | 12 | 13 | 12 | 11 | 9 | 8 | 8 | 10 | 16 | 18 | 16 | 14 | 13 | 12 | 12 | 12 | 13 |
17 | 15 | 12 | 9 | 6 | 6 | 7 | 6 | 7 | 8 | 8 | 6 | 4 | 4 | 6 | 13 | 17 | 15 | 11 | 11 | 9 | 8 | 9 | 8 | |
Swell 1 Height (m) Direction Period (s) | E 12 | E 12 | ENE 11 | SSE 15 | SSE 15 | SSE 7 | SSE 8 | SSE 9 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 16 | SSE 15 | SSE 16 | SSE 15 |
 kJ | 284 | 274 | 209 | 408 | 456 | 175 | 327 | 372 | 1513 | 1610 | 1449 | 1106 | 979 | 817 | 624 | 491 | 408 | 292 | 278 | 230 | 671 | 744 | 754 | 687 |
Swell 2 Height (m) Direction Period (s) | S 15 | SSE 16 | SSE 16 | ENE 11 | E 11 | SSE 14 | SSE 14 | SSE 14 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | SSE 16 | S 5 | S 6 | SSE 6 | E 9 |
| kJ | 19 | 51 | 196 | 202 | 151 | 366 | 361 | 549 | 82 | 78 | 77 | 74 | 74 | 71 | 71 | 49 | 48 | 48 | 45 | 208 | 29 | 76 | 107 | 27 |
Swell 3 Height (m) Direction Period (s) | SSE 12 | S 20 | S 12 | S 12 | — | E 11 | E 11 | E 11 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | SSE 17 | E 10 | E 9 | E 9 | E 9 | E 11 |
| kJ | 14 | 8 | 3 | 3 | — | 151 | 114 | 112 | 3 | 14 | 14 | 14 | 29 | 28 | 28 | 27 | 26 | 11 | 57 | 44 | 43 | 42 | 27 | 10 |
Wind waves Height (m) Direction Period (s) | — | — | SW 3 | SSW 5 | SSE 6 | S 7 | S 8 | S 9 | S 14 | — | — | — | — | — | — | — | NNE 3 | — | — | SW 2 | S 5 | S 6 | S 7 | SSE 6 |
| kJ | — | — | 3 | 17 | 108 | 328 | 563 | 685 | 2491 | — | — | — | — | — | — | — | 1 | — | — | 2 | 51 | 148 | 255 | 149 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1 | 3 | 10 | 42 | 98 | 98 | 98 | 118 | 44 | 10 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 1 | 10 | 10 | 10 | 53 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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