Surf Forecasts:
Diners Beach surf forecast from 17 Aug 2026:
- Best quality surf: Wednesday 19 Aug, 12PM (local time) - 15ft (4.5m), 12s period, S swell with cross-offshore winds.
- Most powerful swell: Wednesday 19 Aug, 3AM (local time) - 20ft (6.0m), 12s period, S swell with 9,759 kJ wave energy.
- Next surfable swell (1★+): Wednesday 19 Aug, 12PM (local time) - 15ft (4.5m), 12s period with S swell.
Best Forecast Surf Conditions for Diners Beach this week:
The surf forecast for Diners Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Aug 19) at 12PM. The primary swell is predicted to be 4.5m and 12s period with a secondary swell of 1.9m and 9s. Another secondary swell of 0.2m and 13s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Diners Beach in the next 16 days are 6.0m 12s and forecast to arrive on Wednesday (Aug 19) at 3AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 6.0m 11s period and expected on Tuesday (Aug 18) at 9PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12PM (Wed 19th Aug) | 15ft (4.5m) 12s |
| Best Surf | 12PM (Wed 19th Aug) | 15ft (4.5m) 12s |
| Most Powerful | 3AM (Wed 19th Aug) | 20ft (6.0m) 12s |
Table - best surf conditions forecast for Diners Beach over the next 16 days.
Short Range ForecastModerate rain (total 12mm), heaviest on Mon night. Very mild (max 11°C on Thu afternoon, min 8°C on Tue night). Winds decreasing (gales from the SSW on Tue night, light winds from the SSW by Thu afternoon). | Days 5-7 Weather SummaryMostly dry. Very mild (max 17°C on Sat afternoon, min 9°C on Thu night). Winds increasing (calm on Fri morning, fresh winds from the NW by Sun morning). | ||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||||
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) | S 9 | SE 9 | SE 11 | ESE 11 | S 11 | S 12 | SE 9 | SE 8 | ESE 8 | S 9 | S 16 | S 14 | ESE 10 | S 12 | S 11 | S 11 | ESE 13 | S 10 | ESE 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 1802 | 502 | 344 | 85 | 6893 | 3402 | 540 | 211 | 126 | 425 | 1809 | 1352 | 61 | 403 | 311 | 191 | 33 | 48 | 30 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | glassy | cross-off | cross-on | cross-off | off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 9:30PM1.55m | 9:58AM1.49m | 10:19PM1.49m | 10:47AM1.45m | 11:07PM1.43m | 11:35AM1.41m | 11:54PM1.37m | 12:23PM1.37m | 00:42AM1.32m | 1:11PM1.34m | 1:30AM1.29m | 2:00PM1.33m | 2:19AM1.27m | ||||||
Low Tide | 3:51AM0.09m | 4:12PM0.15m | 4:37AM0.14m | 5:00PM0.21m | 5:24AM0.20m | 5:48PM0.27m | 6:09AM0.26m | 6:36PM0.32m | 6:55AM0.30m | 7:24PM0.36m | 7:42AM0.33m | 8:13PM0.38m | |||||||
 |  | |  |  |  | |  | |  |  | |  | | | | | | | |
 | — | 6:50 | — | — | 6:50 | — | — | 6:48 | — | — | 6:47 | — | — | 6:46 | — | — | 6:45 | — | — |
 | — | — | 5:31 | — | — | 5:32 | — | — | 5:34 | — | — | 5:35 | — | — | 5:36 | — | — | 5:37 | — |
mm | 3 | 1 | 1 | 4 | 2 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 11 | 10 | 11 | 13 | 12 | 14 | 17 | 14 | 16 | 17 | 15 |
Feels °C | -1 | -2 | -4 | -4 | -2 | 1 | 3 | 3 | 6 | 8 | 10 | 8 | 6 | 10 | 13 | 8 | 9 | 12 | 10 |
Swell 1 Height (m) Direction Period (s) | E 10 | SE 9 | SE 11 | ESE 11 | SE 14 | SE 9 | S 14 | S 13 | ESE 8 | S 9 | S 16 | S 14 | S 13 | S 12 | S 11 | S 11 | S 10 | S 10 | SW 6 |
| kJ | 90 | 502 | 344 | 85 | 66 | 550 | 3521 | 919 | 126 | 425 | 1809 | 1352 | 747 | 403 | 311 | 191 | 104 | 48 | 40 |
Swell 2 Height (m) Direction Period (s) | N 11 | E 10 | — | — | — | S 15 | SE 9 | SE 8 | SSW 13 | ESE 8 | ESE 11 | ESE 10 | ESE 10 | SE 9 | SE 10 | ESE 13 | ESE 13 | NNE 4 | S 10 |
| kJ | 2 | 47 | — | — | — | 1349 | 540 | 211 | 273 | 92 | 180 | 130 | 61 | 22 | 23 | 33 | 33 | 4 | 16 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SE 14 | — | ESE 11 | ESE 13 | S 12 | ESE 11 | — | NE 12 | E 14 | ESE 14 | NNE 4 | NE 13 | ESE 13 | ESE 12 |
| kJ | — | — | — | — | — | 29 | — | 12 | 18 | 151 | 176 | — | 6 | 4 | 18 | 3 | 7 | 32 | 30 |
Wind waves Height (m) Direction Period (s) | S 9 | SSW 8 | SSW 10 | S 12 | S 11 | S 12 | — | SSW 8 | S 8 | — | — | — | NW 3 | WNW 3 | WNW 3 | WNW 3 | NNW 4 | W 4 | WNW 5 |
| kJ | 1802 | 982 | 3930 | 9286 | 6893 | 3402 | — | 584 | 632 | — | — | — | 2 | 3 | 1 | 2 | 22 | 38 | 56 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 92 | 118 | 301 | 175 | 98 | 170 | 40 | 48 | 6 | 0 | 0 | 10 | 14 | 0 | 0 | 40 | 40 | 40 | 16 |
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 Diners Beach 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 Diners Beach Surf forecast
The above surf forecast table for Diners Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Diners Beach can be found by selecting the local surf guide option on the grey menu. Our Diners Beach 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 (Diners Beach) 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 Diners Beach 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.
Diners Beach is 55 km (34 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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