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Surf Forecasts:
Mahia Spit surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 11 am Friday 15 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
16.0° C
(Which is normal for this time of year)How big are the waves at Mahia Spit today?
The current surf forecast for Mahia Spit at 3PM is: 0.5m 10s primary swell from a East direction (forecast issued at 11:00am May 15). An open ocean swell of 1.8m 16s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 1.5ft (0.4m) | 10s |
| Afternoon (15 May) | 1.5ft (0.5m) | 10s |
| Evening (15 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 8mm), mostly falling on Fri morning. Very mild (max 14°C on Sun morning, min 12°C on Fri morning). Mainly fresh winds. | ||||||||||||||||||||||||
Fri 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 | 3 AM | 6 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 10 | E 10 | E 10 | E 10 | E 10 | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | |
31 | 49 | 49 | 50 | 52 | 57 | 59 | 59 | 57 | 57 | 57 | 56 | 55 | 53 | 52 | 52 | 51 | 51 | 33 | 33 | 32 | 32 | 31 | 31 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | cross-off | cross-off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 4:15PM1.49m | 4:37AM1.52m | 5:10PM1.57m | 5:32AM1.56m | 6:05PM1.65m | |||||||||||||||||||
Low Tide | 9:59AM0.13m | 10:27PM0.17m | 10:54AM0.07m | 11:25PM0.11m | 11:49AM0.02m | 00:23AM0.06m | ||||||||||||||||||
 |  |  |  |  | | | | | | | | | | | | |  |  | | | | | | |
 | 7:03 | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 |
 | — | — | 5:04 | — | — | — | — | — | — | — | 5:02 | — | — | — | — | — | — | — | 5:02 | — | — | — | — | 5:01 |
1 | — | — | 1 | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | — | — | — | — | 1 | — | |
Temp °C | 12 | 12 | 12 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 |
8 | 8 | 8 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 6 | 6 | 7 | 8 | 9 | 8 | 9 | 9 | 9 | 8 | 8 | 9 | 9 | 10 | |
Swell 1 Height (m) Direction Period (s) | S 17 | S 16 | S 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | SSE 12 | SSE 12 | S 12 | E 10 | E 10 | E 10 | E 10 | E 10 | SSE 11 | S 11 | S 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 |
 kJ | 297 | 542 | 1545 | 1411 | 1354 | 1261 | 1032 | 986 | 941 | 537 | 519 | 418 | 55 | 53 | 52 | 52 | 51 | 205 | 191 | 149 | 184 | 139 | 353 | 302 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | S 22 | SW 20 | S 19 | NE 10 | S 24 | E 10 | ENE 10 | ENE 10 | SSE 16 | S 17 | S 16 | SSE 16 |
| kJ | 31 | 49 | 49 | 50 | 52 | 57 | 59 | 59 | 57 | 57 | 57 | 56 | 9 | 16 | 7 | 4 | 11 | 51 | 33 | 33 | 90 | 149 | 131 | 82 |
Swell 3 Height (m) Direction Period (s) | S 18 | E 10 | — | — | — | — | — | — | — | SSE 16 | — | S 22 | — | — | — | S 20 | S 23 | S 22 | S 21 | S 16 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
| kJ | 163 | 49 | — | — | — | — | — | — | — | 26 | — | 9 | — | — | — | 7 | 11 | 9 | 35 | 45 | 32 | 32 | 31 | 31 |
Wind waves Height (m) Direction Period (s) | S 9 | S 9 | — | — | — | — | — | SSW 4 | S 13 | S 5 | S 5 | S 5 | S 12 | S 12 | S 12 | SSE 12 | SSE 11 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | — | — |
| kJ | 372 | 320 | — | — | — | — | — | 13 | 1207 | 45 | 59 | 67 | 722 | 639 | 628 | 636 | 563 | 163 | 158 | 150 | 116 | 116 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 3 | 97 | 160 | 2 | 2 | 2 | 42 | 86 | 101 | 160 | 160 | 101 | 86 | 2 | 2 | 2 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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