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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 Thursday 14 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
16.1° C
(Which is slightly cooler than normal)How big are the waves at Sponge bay today?
The current surf forecast for Sponge bay at 5AM is: 1.8m 10s primary swell from a South direction and 1.2m 9s secondary swell from a South-southeast direction, 0.3m 15s secondary swell from a South-southeast direction (forecast issued at 11:00pm May 14). The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 5ft (1.5m) | 9s |
| Afternoon (15 May) | 6ft (1.8m) | 16s |
| Evening (15 May) | 6ft (1.8m) | 14s |
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 Sat night. Very mild (max 14°C on Sun morning, min 11°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | ||||||||||||||||||||||
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 |  |    |    |    | ||||||||||||||||||||
S 11 | S 11 | S 10 | S 10 | S 9 | SSE 17 | S 16 | SSE 15 | S 14 | SSE 14 | SSE 14 | SSE 13 | S 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | S 11 | S 11 | S 11 | S 11 | SSE 11 | SSE 11 | SSE 7 | |
843 | 901 | 630 | 580 | 365 | 365 | 1571 | 845 | 1321 | 668 | 604 | 499 | 839 | 249 | 237 | 210 | 161 | 652 | 632 | 553 | 543 | 109 | 105 | 200 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | on | on | on | on | on | |
High Tide | 3:49AM1.95m | 4:17PM1.97m | 4:39AM1.99m | 5:07PM2.04m | 5:30AM2.01m | 6:00PM2.08m | ||||||||||||||||||
Low Tide | 9:38PM0.53m | 10:08AM0.43m | 10:28PM0.48m | 10:57AM0.37m | 11:19PM0.45m | 11:48AM0.33m | ||||||||||||||||||
 | | |  |  | | | | | | | |  | | | | | |  | |  | | | | |
 | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — |
 | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:04 | — | — | — | — | — | — | — | 5:02 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | — | |
Temp °C | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 14 | 14 |
8 | 9 | 9 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 7 | 8 | 7 | 7 | 7 | 7 | 8 | 8 | 9 | 8 | 9 | 9 | 10 | |
Swell 1 Height (m) Direction Period (s) | SSE 6 | SSE 6 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 5 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 11 | SSE 11 | SE 6 |
 kJ | 91 | 80 | 269 | 242 | 199 | 184 | 184 | 845 | 800 | 668 | 604 | 499 | 317 | 249 | 237 | 51 | 55 | 64 | 56 | 65 | 63 | 109 | 105 | 95 |
Swell 2 Height (m) Direction Period (s) | SSE 12 | SSE 11 | SSE 15 | SSE 15 | SSE 14 | SSE 17 | SSE 16 | E 10 | E 10 | E 11 | E 11 | E 11 | SSE 5 | E 11 | E 11 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | E 10 | E 10 | SSE 11 |
| kJ | 260 | 138 | 45 | 44 | 66 | 325 | 353 | 31 | 33 | 37 | 37 | 37 | 26 | 36 | 36 | 210 | 161 | 161 | 158 | 121 | 115 | 31 | 17 | 65 |
Swell 3 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | — | — | — | — | — | E 11 | SSE 16 | S 16 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | S 22 | S 21 | E 10 |
| kJ | 14 | 14 | 15 | 15 | 17 | 30 | 30 | — | — | — | — | — | 37 | 26 | 121 | 35 | 35 | 33 | 33 | 32 | 32 | 10 | 9 | 17 |
Wind waves Height (m) Direction Period (s) | S 11 | S 11 | S 10 | S 10 | S 9 | S 9 | S 16 | — | S 14 | — | — | — | S 13 | SSE 5 | SSE 5 | S 5 | S 6 | S 11 | S 11 | S 11 | S 11 | SE 6 | SE 6 | SSE 7 |
| kJ | 843 | 901 | 630 | 580 | 365 | 365 | 1571 | — | 1321 | — | — | — | 839 | 35 | 45 | 82 | 80 | 652 | 632 | 553 | 543 | 68 | 92 | 200 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 10 | 10 | 10 | 10 | 10 | 45 | 44 | 10 | 10 | 10 | 10 | 10 | 10 | 53 | 118 | 43 | 53 | 44 | 10 | 10 | 68 | 118 | 118 | 68 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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