Surf Forecasts:
Mahia Reef surf forecast from 27 Jul 2026:
- Most powerful swell: Sunday 2 Aug, 9PM (local time) - 13ft (4.0m), 10s period, S swell with 3,437 kJ wave energy.
Best Forecast Surf Conditions for Mahia Reef this week:
The most powerful waves expected at Mahia Reef in the next 16 days are 4.0m 10s and forecast to arrive on Sunday (Aug 02) at 9PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Wednesday (Jul 29) at 9PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 9PM (Sun 2nd Aug) | 13ft (4.0m) 10s |
Table - best surf conditions forecast for Mahia Reef over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 16°C on Thu afternoon, min 9°C on Mon night). Winds decreasing (fresh winds from the SSW on Mon night, light winds from the NNW by Wed morning). | Days 5-7 Weather SummaryLight rain (total 7mm), mostly falling on Sat morning. Very mild (max 15°C on Fri morning, min 7°C on Sat night). Winds increasing (moderate winds from the N on Thu night, near gales from the SSW by Sun afternoon). | ||||||||||||||||||
Tuesday 28 | Wednesday 29 | Thursday 30 | Friday 31 | Saturday 1 | Sunday 2 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | SE 16 | SW 5 | SSW 9 | S 9 | S 9 | S 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 816 | 2046 | 1847 | 1326 | 1077 | 933 | 722 | 518 | 379 | 302 | 239 | 190 | 109 | 119 | 134 | 1788 | 1507 | 2496 | 2795 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-on | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross | cross-on | cross | cross-on | cross-off |
High Tide | 4:23AM1.45m | 4:53PM1.55m | 5:09AM1.43m | 5:37PM1.55m | 5:56AM1.42m | 6:22PM1.55m | 6:43AM1.44m | 7:06PM1.57m | 7:30AM1.47m | 7:50PM1.58m | 8:14AM1.51m | 8:34PM1.61m | |||||||
Low Tide | 10:23PM0.49m | 10:40AM0.45m | 11:08PM0.46m | 11:24AM0.41m | 11:53PM0.41m | 12:05PM0.37m | 00:38AM0.36m | 12:47PM0.33m | 1:23AM0.32m | 1:30PM0.31m | 2:07AM0.29m | 2:15PM0.29m | 2:50AM0.27m | ||||||
 |  |  |  |  | |  | | | | | | |  |  | | | |  | |
 | — | 7:15 | — | — | 7:13 | — | — | 7:13 | — | — | 7:11 | — | — | 7:11 | — | — | 7:09 | — | — |
 | — | — | 5:14 | — | — | 5:15 | — | — | 5:15 | — | — | 5:16 | — | — | 5:17 | — | — | 5:19 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | — | 1 | 2 | 8 |
Temp °C | 10 | 10 | 11 | 11 | 12 | 13 | 11 | 14 | 16 | 14 | 15 | 15 | 12 | 11 | 9 | 8 | 8 | 8 | 9 |
Feels °C | 3 | 5 | 6 | 7 | 8 | 8 | 6 | 9 | 12 | 9 | 9 | 9 | 6 | 5 | -1 | -1 | -1 | -2 | -1 |
Swell 1 Height (m) Direction Period (s) | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | SE 15 | SE 14 | SE 13 | E 15 | E 14 |
| kJ | 816 | 2046 | 1847 | 1326 | 1077 | 933 | 722 | 518 | 379 | 302 | 239 | 190 | 109 | 66 | 116 | 125 | 85 | 4 | 4 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 12 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | S 18 | S 16 | S 15 | SSW 14 | NE 5 | NE 5 | SE 15 | SE 16 | ESE 10 | E 16 | E 16 | ENE 15 | S 19 |
| kJ | 64 | 27 | 37 | 36 | 34 | 20 | 162 | 188 | 110 | 61 | 17 | 5 | 59 | 119 | 21 | 5 | 5 | 21 | 7 |
Swell 3 Height (m) Direction Period (s) | — | SSE 11 | SSE 10 | — | S 18 | S 16 | SSW 18 | — | N 3 | S 16 | SSW 14 | SE 15 | SSE 11 | SW 6 | E 17 | ENE 16 | S 21 | — | — |
| kJ | — | 46 | 37 | — | 6 | 5 | 106 | — | 1 | 21 | 36 | 36 | 12 | 7 | 6 | 25 | 8 | — | — |
Wind waves Height (m) Direction Period (s) | S 8 | SSE 8 | S 9 | — | — | — | NNW 3 | NW 3 | NNE 4 | NE 5 | NW 3 | WNW 3 | WNW 4 | WNW 4 | SW 5 | SSW 9 | S 9 | S 9 | S 10 |
| kJ | 675 | 511 | 445 | — | — | — | 1 | 5 | 5 | 22 | 2 | 7 | 14 | 15 | 134 | 1788 | 1507 | 2496 | 2795 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 84 | 4 | 7 | 4 | 2 | 2 | 4 | 4 | 2 | 4 | 4 | 34 | 4 | 4 | 95 | 68 | 84 | 114 | 260 |
Best forecast wave conditions in Gisborne and Mahia | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
Header Global | |||||||||||||||||||
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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.
Information about the Mahia Reef Surf forecast
The above surf forecast table for Mahia Reef provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Mahia Reef can be found by selecting the local surf guide option on the grey menu. Our Mahia Reef surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Mahia Reef) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Mahia Reef may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Mahia Reef is 49 km (30 miles) from the city of Gisborne. If you plan a holiday in Gisborne and Mahia, look for hotels and other accommodation in Gisborne. Gisborne has rooms for a wide range of budgets as well as car hire and transport links.
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