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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 am Saturday 23 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
15.5° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Sponge bay today?
The current surf forecast for Sponge bay at 10AM is: 0.4m 9s primary swell from a South-southeast direction (forecast issued at 05:00am May 23). An open ocean swell of 0.4m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 1.5ft (0.4m) | 9s |
| Afternoon (23 May) | 1.5ft (0.4m) | 13s |
| Evening (23 May) | 1.5ft (0.5m) | 12s |
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 3mm), mostly falling on Sat night. Very mild (max 15°C on Sat morning, min 11°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | Tue 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 | 12 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 9 | SE 10 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 17 | SSE 16 | SSE 15 | SSE 15 | SSE 14 | SSE 16 | SSE 17 | SSE 17 | SSE 17 | SSE 16 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | |
23 | 23 | 35 | 56 | 55 | 86 | 82 | 78 | 71 | 69 | 219 | 366 | 408 | 376 | 351 | 512 | 673 | 673 | 627 | 742 | 706 | 544 | 508 | 452 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | on | on | on | cross | cross-off | cross | on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | off | off | cross-off | |
High Tide | 11:18AM1.90m | 11:53PM2.03m | 12:19PM1.89m | 00:51AM2.00m | 1:23PM1.88m | |||||||||||||||||||
Low Tide | 5:14AM0.62m | 5:31PM0.61m | 6:14AM0.64m | 6:30PM0.64m | 7:11AM0.63m | 7:28PM0.66m | ||||||||||||||||||
 | |  |  | | | |  |  |  | |  | | | | | | | | | | | | | |
 | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | 7:11 |
 | — | — | — | — | 4:59 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:58 | — | — | 4:57 |
— | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 14 | 15 | 15 | 14 | 13 | 12 | 12 | 13 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 12 | 11 | 11 |
10 | 10 | 12 | 14 | 13 | 11 | 11 | 10 | 10 | 9 | 11 | 11 | 10 | 10 | 10 | 11 | 10 | 10 | 10 | 10 | 10 | 8 | 8 | 8 | |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 10 | SSE 9 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | ENE 11 | SSE 17 | SSE 5 | SSE 15 | SSE 15 | SSE 14 | SSE 16 | SSE 17 | SSE 17 | SSE 17 | SSE 16 | SSE 16 | SSE 15 | SSE 14 | SSE 14 |
 kJ | 23 | 23 | 35 | 56 | 55 | 86 | 82 | 78 | 71 | 91 | 219 | 33 | 408 | 376 | 351 | 512 | 673 | 673 | 627 | 742 | 706 | 544 | 508 | 452 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | ENE 12 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | E 9 | ENE 9 | ENE 8 | SSE 11 | E 10 | SSE 16 | SSE 5 | SE 5 | SE 5 | SE 5 | SE 5 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
| kJ | 18 | 45 | 35 | 33 | 33 | 31 | 45 | 48 | 24 | 69 | 75 | 366 | 37 | 30 | 30 | 29 | 22 | 74 | 73 | 51 | 51 | 50 | 73 | 52 |
Swell 3 Height (m) Direction Period (s) | E 12 | SSE 14 | SSE 13 | SSE 9 | SE 9 | S 5 | E 12 | E 12 | ENE 11 | SSE 15 | SSE 4 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | SSE 6 | SE 6 | — | — | E 13 | E 13 | ENE 3 |
| kJ | 3 | 18 | 34 | 32 | 20 | 2 | 12 | 12 | 41 | 43 | 15 | 75 | 74 | 75 | 75 | 75 | 74 | 22 | 18 | — | — | 3 | 3 | 1 |
Wind waves Height (m) Direction Period (s) | NE 4 | — | — | — | SSW 5 | SSW 5 | — | — | SW 2 | S 3 | SSE 5 | SSE 5 | SSE 6 | SSE 6 | — | — | — | — | — | — | — | NE 3 | NE 3 | NE 3 |
| kJ | 3 | — | — | — | 2 | 2 | — | — | 1 | 5 | 33 | 48 | 53 | 54 | — | — | — | — | — | — | — | 4 | 2 | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 1 | 0 | 19 | 36 | 10 | 3 | 0 | 1 | 42 | 46 | 43 | 42 | 42 | 43 | 44 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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