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Surf Forecasts:
Mahia Spit surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 5 pm Wednesday 13 May 2026 NZSTForecast update in hr min s Forecast update imminent
Mahia Spit surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mahia Spit sea temperature is
15.9° C
(Which is slightly cooler than normal)How big are the waves at Mahia Spit today?
The current surf forecast for Mahia Spit at 10PM is: 0.5m 9s primary swell from a East direction (forecast issued at 05:00pm May 13). An open ocean swell of 0.4m 21s is not directed at the surf break, a second open ocean swell of 2.5m 13s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | - | - |
| Afternoon (13 May) | 1.5ft (0.5m) | 9s |
| Evening (13 May) | 1.5ft (0.5m) | 9s |
Table - waves today at Mahia Spit. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Wed night. Very mild (max 13°C on Wed afternoon, min 12°C on Fri night). Mainly strong winds. | ||||||||||||||||||||||||
Wed 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 11 | E 11 | E 11 | E 11 | E 11 | |
42 | 42 | 43 | 42 | 41 | 41 | 41 | 26 | 26 | 25 | 27 | 27 | 28 | 29 | 31 | 49 | 49 | 50 | 52 | 57 | 59 | 85 | 82 | 82 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | off | off | off | off | |
High Tide | 2:46AM1.42m | 3:20PM1.40m | 3:41AM1.47m | 4:15PM1.49m | 4:37AM1.52m | |||||||||||||||||||
Low Tide | 8:33PM0.27m | 9:07AM0.19m | 9:29PM0.22m | 9:59AM0.13m | 10:27PM0.17m | 10:54AM0.07m | ||||||||||||||||||
 |  | |  |  | |  | | |  | | |  | |  | | | | | | | | | | |
 | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — |
 | 5:06 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:04 | — | — | — | — | — | — | 5:02 |
— | — | — | 1 | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | 1 | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 |
4 | 5 | 6 | 7 | 6 | 6 | 8 | 8 | 8 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 7 | 7 | 7 | 7 | |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | S 13 | S 12 | E 9 | ENE 9 | S 11 | ENE 9 | ENE 9 | S 17 | S 16 | S 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | SSE 12 |
 kJ | 42 | 42 | 43 | 42 | 41 | 41 | 41 | 1423 | 1194 | 25 | 27 | 670 | 28 | 29 | 297 | 1552 | 1569 | 1392 | 1195 | 1129 | 1049 | 892 | 865 | 537 |
Swell 2 Height (m) Direction Period (s) | SSW 24 | SSW 23 | S 22 | S 21 | S 20 | S 20 | SW 18 | E 9 | E 9 | SE 13 | — | ENE 9 | S 16 | S 15 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 11 | E 11 | E 11 | E 11 | E 11 |
| kJ | 55 | 104 | 145 | 81 | 121 | 119 | 80 | 26 | 26 | 7 | — | 27 | 45 | 72 | 31 | 49 | 49 | 50 | 52 | 57 | 59 | 85 | 82 | 82 |
Swell 3 Height (m) Direction Period (s) | NE 10 | SE 15 | SE 15 | — | NE 10 | NE 9 | SSW 18 | S 18 | SE 13 | — | — | — | NE 9 | S 20 | S 18 | — | — | — | — | — | — | — | — | SSE 16 |
| kJ | 4 | 9 | 8 | — | 4 | 3 | 62 | 56 | 7 | — | — | — | 3 | 30 | 163 | — | — | — | — | — | — | — | — | 51 |
Wind waves Height (m) Direction Period (s) | S 14 | S 14 | S 13 | S 14 | S 13 | S 13 | S 13 | — | — | S 12 | S 12 | S 11 | S 10 | S 9 | S 9 | S 9 | — | — | — | — | — | — | S 13 | S 5 |
| kJ | 2857 | 3065 | 2792 | 2662 | 2468 | 2190 | 1806 | — | — | 1122 | 865 | 901 | 500 | 441 | 372 | 436 | — | — | — | — | — | — | 1207 | 48 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 160 | 112 | 89 | 89 | 89 | 89 | 2 | 2 | 160 | 101 | 42 | 2 | 42 | 42 | 2 | 0 | 0 | 2 | 2 | 2 | 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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