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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 pm Tuesday 12 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 3AM is: 1.3m 16s primary swell from a South-southeast direction and 0.5m 9s secondary swell from a East direction, 0.9m 4s secondary swell from a South-southwest direction (forecast issued at 11:00pm May 12). The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 4.5ft (1.3m) | 15s |
| Afternoon (13 May) | 4.5ft (1.4m) | 14s |
| Evening (13 May) | 8ft (2.5m) | 13s |
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 6mm), mostly falling on Wed night. Very mild (max 14°C on Tue night, min 12°C on Tue night). Winds increasing (light winds from the WSW on Tue night, fresh winds from the SSW by Wed afternoon). | ||||||||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | ||||||||||||||||||||||
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 | 3 PM | 6 PM | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
SSE 12 | SSE 16 | SSE 16 | SSE 15 | SSE 15 | SSE 15 | SSE 14 | S 14 | S 13 | S 13 | S 13 | SSE 13 | S 13 | SSE 13 | SSE 12 | S 11 | S 11 | S 10 | S 10 | S 10 | SSE 9 | SSE 17 | SSE 16 | SSE 15 | |
283 | 366 | 796 | 696 | 706 | 580 | 778 | 2756 | 2598 | 2581 | 2570 | 1243 | 1909 | 469 | 406 | 1126 | 828 | 661 | 630 | 529 | 203 | 227 | 353 | 773 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 2:13AM1.88m | 2:40PM1.83m | 3:00AM1.92m | 3:29PM1.90m | 3:49AM1.95m | 4:17PM1.97m | ||||||||||||||||||
Low Tide | 7:59PM0.65m | 8:37AM0.58m | 8:48PM0.59m | 9:22AM0.51m | 9:38PM0.53m | 10:08AM0.43m | ||||||||||||||||||
 |  | | |  |  | |  |  | | |  | |  |  | | | | | | | | | | |
 | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — |
 | — | — | — | — | — | — | 5:06 | — | — | — | — | — | — | — | 5:06 | — | — | — | — | — | — | — | 5:05 | — |
— | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 13 |
11 | 10 | 9 | 8 | 8 | 6 | 6 | 6 | 8 | 8 | 9 | 8 | 9 | 9 | 9 | 8 | 9 | 9 | 8 | 9 | 9 | 9 | 9 | 10 | |
Swell 1 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 16 | SSE 15 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 6 | SSE 6 | SSE 11 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 15 |
 kJ | 283 | 222 | 796 | 696 | 706 | 580 | 778 | 1576 | 1509 | 1449 | 1449 | 1243 | 1026 | 469 | 406 | 103 | 97 | 419 | 253 | 207 | 203 | 172 | 172 | 773 |
Swell 2 Height (m) Direction Period (s) | E 10 | SSE 16 | E 9 | S 5 | SSE 5 | E 9 | E 9 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | SSE 12 | SSE 12 | E 9 | SSE 15 | E 9 | SSE 18 | SSE 17 | SSE 16 | E 10 |
| kJ | 45 | 366 | 43 | 18 | 47 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 15 | 15 | 15 | 328 | 260 | 15 | 45 | 15 | 103 | 227 | 353 | 31 |
Swell 3 Height (m) Direction Period (s) | SSE 16 | E 10 | — | E 9 | E 9 | E 11 | S 24 | S 23 | SSE 22 | SSE 21 | S 20 | S 20 | SSE 18 | SSE 18 | — | E 9 | E 9 | SSE 16 | E 9 | SSE 15 | E 10 | E 10 | E 10 | — |
| kJ | 91 | 44 | — | 42 | 26 | 10 | 44 | 43 | 91 | 89 | 68 | 67 | 67 | 33 | — | 15 | 14 | 48 | 15 | 44 | 29 | 30 | 30 | — |
Wind waves Height (m) Direction Period (s) | SSW 3 | — | SSW 4 | S 5 | S 6 | SSE 6 | SSE 6 | S 14 | S 13 | S 13 | S 13 | — | S 13 | SSE 6 | SSE 6 | S 11 | S 11 | S 10 | S 10 | S 10 | — | — | — | — |
| kJ | 2 | — | 26 | 49 | 121 | 112 | 147 | 2756 | 2598 | 2581 | 2570 | — | 1909 | 117 | 121 | 1126 | 828 | 661 | 630 | 529 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 10 | 3 | 3 | 10 | 53 | 68 | 118 | 68 | 68 | 68 | 68 | 68 | 44 | 68 | 118 | 118 | 10 | 10 | 10 | 10 | 10 | 10 | 44 | 10 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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