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Surf Forecasts:
Mahia Reef surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 11 pm Saturday 06 Sep 2025 NZST
How big are the waves at Mahia Reef today?
The current surf forecast for Mahia Reef at 3AM is: 0.3m 14s primary swell from a South-southwest direction and 0.3m 13s secondary swell from a Southeast direction (forecast issued at 11:00pm September 06). An open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Sep) | 3ft (0.9m) | 6s |
| Afternoon (07 Sep) | 2ft (0.6m) | 10s |
| Evening (07 Sep) | 6ft (1.8m) | 8s |
Table - waves today at Mahia Reef. (Swell directed towards the surf break)
Sunday 07 | Monday 08 | Tuesday 09 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 15 | 14 | 6 | 6 | 6 | 10 | 7 | 8 | 8 | 12 | 14 | 13 | 13 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 66 | 65 | 62 | 110 | 87 | 117 | 120 | 391 | 459 | 1326 | 2378 | 3875 | 2622 | 1914 | 1444 | 1227 | 895 | 732 | 538 | 482 | 436 | 444 | 492 | 471 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- on | on | on | cross- on | cross | cross- off | cross | cross- on | cross- on | cross | cross | cross | cross- off | cross- off | glass | glass | on | cross- on | cross- on | cross- off | cross- off | cross |
High Tide / height (m) | 4:35AM 1.48 | 5:03PM 1.62 | 5:28AM 1.54 | 5:56PM 1.69 | 6:21AM 1.62 | |||||||||||||||||||
Low Tide / height (m) | 10:28PM 0.26 | 10:49AM 0.22 | 11:21PM 0.20 | 11:40AM 0.16 | 12:13AM 0.15 | 12:30PM 0.11 | ||||||||||||||||||
Sunday 07 | Monday 08 | Tuesday 09 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:18 | - | - | - |
| Sunset | - | - | - | - | - | - | 5:51 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - |
 |  |  | |  | | |  |  | | | |  |  | | | | | | | | | | | |
Rain (mm) | 3 | 1 | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 10 | 9 | 8 | 10 | 14 | 14 | 9 | 9 | 9 | 8 | 9 | 9 | 9 | 10 | 10 | 9 | 9 | 8 | 8 | 9 | 11 | 11 | 10 |
| Feels °C (?) | 4 | 3 | 4 | 2 | 4 | 8 | 7 | 1 | 4 | 4 | 3 | 4 | 5 | 4 | 5 | 6 | 6 | 7 | 6 | 6 | 6 | 8 | 6 | 5 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Gisborne and Mahia
The wind is still cross-on at Mahia Reef (light winds from the WSW at Mahia Automatic Weather Station 9 km from Mahia Reef). 1.2m 6s windswell from the SSW with a 0.9m 14s groundswell from the S and a 0.3m 12s groundswell from the SE. 3 swells combining to make bigger set waves.
1 h 6 min ago
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Mahia Reef surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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