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Surf Forecasts:
Mahia Spit surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 5 am Tuesday 19 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
15.6° C
(Which is slightly cooler than normal)How big are the waves at Mahia Spit today?
The current surf forecast for Mahia Spit at 11AM is: 1.1m 10s primary swell from a Southeast direction and 0.4m 10s secondary swell from a East direction (forecast issued at 05:00am May 19). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 3ft (0.9m) | 6s |
| Afternoon (19 May) | 3.5ft (1.0m) | 10s |
| Evening (19 May) | 3ft (0.9m) | 9s |
Table - waves today at Mahia Spit. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Tue morning. Very mild (max 17°C on Thu afternoon, min 12°C on Tue night). Winds increasing (calm on Tue morning, fresh winds from the NNE by Wed afternoon). | ||||||||||||||||||||||||
Tuesday 19 | Wednesday 20 | Thursday 21 | Fri 22 | |||||||||||||||||||||
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 6 | SE 6 | SE 6 | SE 10 | SE 10 | E 9 | SE 9 | SE 9 | E 9 | E 9 | E 9 | E 14 | E 13 | NE 4 | NE 4 | NNE 4 | NNE 4 | E 9 | E 9 | ESE 12 | E 9 | NE 4 | NE 5 | NE 5 | |
69 | 80 | 58 | 240 | 181 | 15 | 138 | 97 | 14 | 14 | 13 | 15 | 14 | 17 | 17 | 22 | 12 | 7 | 6 | 14 | 7 | 13 | 11 | 12 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | glassy | glassy | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross | cross-off | |
High Tide | 7:24AM1.62m | 7:56PM1.74m | 8:21AM1.61m | 8:52PM1.74m | 9:17AM1.59m | 9:48PM1.71m | ||||||||||||||||||
Low Tide | 1:20AM0.02m | 1:40PM-0.03m | 2:17AM0.01m | 2:36PM-0.03m | 3:14AM0.01m | 3:33PM-0.01m | ||||||||||||||||||
 |  |  |  | |  |  | | | |  | | | | | | | | | | | | | | |
 | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | 7:09 |
 | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 5:00 | — | — | 4:59 |
2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 13 | 12 | 12 | 12 | 12 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 14 | 17 | 17 | 17 | 15 |
12 | 12 | 13 | 13 | 12 | 12 | 11 | 10 | 9 | 9 | 8 | 7 | 9 | 8 | 9 | 10 | 8 | 9 | 8 | 11 | 14 | 15 | 14 | 12 | |
Swell 1 Height (m) Direction Period (s) | SE 6 | SE 6 | SE 6 | SE 10 | SE 10 | SSE 9 | SE 9 | SE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 9 | SSE 9 | NE 4 | NE 4 | SSE 7 | NE 4 | SSE 7 | SSE 6 | SSE 6 | NE 5 | NE 5 |
 kJ | 69 | 80 | 58 | 240 | 181 | 100 | 138 | 97 | 71 | 70 | 70 | 64 | 47 | 49 | 43 | 12 | 9 | 21 | 6 | 9 | 4 | 4 | 11 | 12 |
Swell 2 Height (m) Direction Period (s) | SSE 10 | SSE 10 | SSE 10 | E 10 | E 9 | E 5 | E 9 | E 9 | ENE 5 | ENE 5 | E 9 | E 8 | E 8 | E 8 | E 8 | SSE 8 | SSE 8 | NE 4 | SE 7 | E 9 | E 9 | SSE 9 | SSE 9 | SSE 9 |
| kJ | 77 | 77 | 75 | 29 | 28 | 13 | 15 | 15 | 7 | 4 | 13 | 13 | 13 | 12 | 13 | 24 | 22 | 7 | 13 | 6 | 6 | 8 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 13 | E 13 | E 9 | SSE 12 | SSE 11 | E 9 | E 9 | E 5 | E 14 | E 13 | E 13 | E 13 | E 8 | E 9 | E 9 | E 9 | ESE 12 | SSE 9 | SSE 14 | SSE 13 | SSE 12 |
| kJ | 31 | 30 | 30 | 3 | 13 | 15 | 15 | 13 | 14 | 14 | 4 | 15 | 14 | 14 | 14 | 6 | 6 | 6 | 6 | 14 | 8 | 19 | 17 | 14 |
Wind waves Height (m) Direction Period (s) | — | ESE 6 | — | — | — | — | E 5 | — | — | — | — | NE 5 | NE 3 | NE 4 | NE 4 | NNE 4 | NNE 4 | NNW 3 | — | NE 4 | NE 4 | NE 4 | — | — |
| kJ | — | 49 | — | — | — | — | 12 | — | — | — | — | 5 | 5 | 17 | 17 | 22 | 12 | 1 | — | 7 | 7 | 13 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 6 | 6 | 6 | 7 | 7 | 7 | 10 | 10 | 10 | 10 | 10 | 7 | 79 | 94 | 94 | 79 | 154 | 9 | 7 | 7 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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