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Surf Forecasts:
Mahia Spit surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 11 pm Thursday 21 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
15.3° C
(Which is slightly cooler than normal)How big are the waves at Mahia Spit today?
The current surf forecast for Mahia Spit at 2AM is: 0.5m 5s primary swell from a Northeast direction (forecast issued at 11:00pm May 21). An open ocean swell of 0.2m 9s is not directed at the surf break, a second open ocean swell of 0.2m 2s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 May) | 1.5ft (0.4m) | 8s |
| Afternoon (22 May) | 1.5ft (0.4m) | 7s |
| Evening (22 May) | 1.5ft (0.5m) | 10s |
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 3mm), mostly falling on Sun morning. Very mild (max 15°C on Thu night, min 12°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 22 | Saturday 23 | Sunday 24 | ||||||||||||||||||||||
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 |  |    |    |    | ||||||||||||||||||||
NE 5 | NE 5 | NE 5 | NE 5 | NE 8 | NE 7 | NE 7 | NE 11 | NE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | |
20 | 13 | 13 | 13 | 17 | 12 | 11 | 29 | 49 | 38 | 55 | 95 | 92 | 90 | 86 | 107 | 98 | 130 | 88 | 198 | 180 | 180 | 176 | 176 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | glassy | glassy | off | glassy | on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | off | cross-off | off | cross-off | cross-off | cross-off | off | cross | cross | cross | cross | |
High Tide | 9:48PM1.71m | 10:15AM1.54m | 10:44PM1.66m | 11:12AM1.49m | 11:40PM1.60m | 12:11PM1.44m | ||||||||||||||||||
Low Tide | 4:11AM0.03m | 4:29PM0.03m | 5:08AM0.06m | 5:25PM0.09m | 6:04AM0.10m | |||||||||||||||||||
 | | | |  | | | | | | | |  | | | | | |  |  |  | |  |  | |
 | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:11 | — | — | — | — |
 | — | — | — | — | — | — | 4:59 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:58 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | — | — | — | |
Temp °C | 15 | 15 | 13 | 13 | 13 | 13 | 13 | 14 | 15 | 15 | 14 | 13 | 13 | 13 | 14 | 14 | 13 | 13 | 12 | 12 | 14 | 14 | 14 | 14 |
12 | 14 | 12 | 13 | 12 | 13 | 11 | 11 | 12 | 12 | 11 | 12 | 11 | 11 | 11 | 12 | 10 | 10 | 9 | 9 | 10 | 11 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | NE 5 | NE 5 | NE 5 | NE 5 | NE 5 | NE 7 | SE 10 | SE 10 | NE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | S 13 | S 12 | ENE 9 | ENE 9 | ENE 9 | ENE 11 | S 16 | S 16 | S 15 | S 14 |
 kJ | 20 | 13 | 13 | 13 | 7 | 12 | 25 | 24 | 49 | 38 | 55 | 95 | 92 | 90 | 202 | 193 | 98 | 130 | 88 | 198 | 507 | 719 | 740 | 691 |
Swell 2 Height (m) Direction Period (s) | SSE 9 | SSE 9 | SSE 9 | SSE 9 | NE 8 | SSE 11 | NE 7 | NE 11 | SE 10 | SE 9 | SSE 10 | S 10 | S 9 | S 13 | ENE 10 | ENE 10 | S 12 | S 12 | S 11 | S 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
| kJ | 8 | 8 | 8 | 8 | 17 | 22 | 11 | 29 | 23 | 23 | 51 | 48 | 64 | 117 | 86 | 107 | 136 | 132 | 118 | 81 | 180 | 180 | 176 | 176 |
Swell 3 Height (m) Direction Period (s) | SSE 13 | SSE 12 | SSE 12 | ENE 8 | SSE 9 | ENE 9 | ENE 9 | E 11 | E 11 | S 16 | NE 4 | S 13 | S 13 | S 9 | SSW 5 | SE 11 | ENE 12 | SE 8 | ENE 11 | S 15 | SE 11 | SE 12 | SE 11 | S 6 |
| kJ | 17 | 15 | 14 | 7 | 8 | 7 | 7 | 2 | 2 | 5 | 3 | 53 | 84 | 42 | 2 | 5 | 29 | 3 | 69 | 104 | 5 | 5 | 5 | 30 |
Wind waves Height (m) Direction Period (s) | — | — | WNW 2 | — | — | — | — | NE 7 | NE 3 | NE 4 | NNE 4 | — | — | — | — | — | — | — | — | SW 2 | S 3 | SE 5 | SE 5 | ESE 5 |
| kJ | — | — | 1 | — | — | — | — | 11 | 2 | 3 | 6 | — | — | — | — | — | — | — | — | 1 | 1 | 27 | 47 | 17 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 7 | 7 | 7 | 7 | 7 | 7 | 52 | 52 | 7 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 6 | 6 | 2 | 6 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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