
Surf Forecasts:
Waikanae Beach - Roberts Road surf forecast from 17 Sep 2026:
- Best quality surf: Monday 21 Sep, 6AM (local time) - 11ft (3.5m), 13s period, SSW swell with cross-offshore winds.
- Most powerful swell: Monday 21 Sep, 6AM (local time) - 11ft (3.5m), 13s period, SSW swell with 4,395 kJ wave energy.
- Next surfable swell (1★+): Friday 18 Sep, 3AM (local time) - 2.5ft (0.7m), 13s period with ESE swell.
Best Forecast Surf Conditions for Waikanae Beach - Roberts Road this week:
The surf forecast for Waikanae Beach - Roberts Road over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Sep 18) at 3AM. The primary swell is predicted to be 0.7m and 13s period with a secondary swell of 0.1m and 5s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Waikanae Beach - Roberts Road in the next 16 days are 3.5m 13s and forecast to arrive on Monday (Sep 21) at 6AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 7s period and expected on Friday (Sep 18) at 3PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Fri 18th Sep) | 2.5ft (0.7m) 13s |
| Best Surf | 6AM (Mon 21st Sep) | 11ft (3.5m) 13s |
| Most Powerful | 6AM (Mon 21st Sep) | 11ft (3.5m) 13s |
Table - best surf conditions forecast for Waikanae Beach - Roberts Road over the next 16 days.
Short Range ForecastLight rain (total 7mm), mostly falling on Fri afternoon. Very mild (max 18°C on Thu afternoon, min 11°C on Thu night). Winds increasing (calm on Fri afternoon, fresh winds from the WNW by Sat night). | Days 4-6 Weather SummarySome drizzle, heaviest during Tue afternoon. Warm (max 21°C on Tue morning, min 7°C on Sun night). Winds decreasing (fresh winds from the SSW on Sun morning, light winds from the W by Mon morning). | ||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||
AM | PM | 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) | ESE 10 | ESE 10 | ESE 11 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | SSE 16 | SSE 14 | SE 11 | SSW 8 | S 10 | SSE 14 | SSE 12 | SSE 11 | SE 11 | SE 9 | SSE 8 | S 9 | SSE 9 | S 10 |
Wave Graph | |||||||||||||||||||||
67 | 61 | 50 | 131 | 91 | 88 | 91 | 84 | 68 | 34 | 398 | 1217 | 1407 | 699 | 234 | 163 | 106 | 150 | 506 | 343 | 952 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | glassy | cross-off | cross | cross | on | cross-off | cross | cross-on | cross | cross-off | cross | cross-off | cross-off | cross-on | cross-off | cross | cross-on | cross |
High Tide | 10:09AM1.91m | 10:25PM1.84m | 10:53AM1.85m | 11:10PM1.78m | 11:39AM1.79m | 11:56PM1.72m | 12:25PM1.75m | 00:45AM1.67m | 1:14PM1.73m | 1:39AM1.65m | 2:07PM1.72m | 2:43AM1.66m | 3:11PM1.74m | ||||||||
Low Tide | 4:21PM0.61m | 4:43AM0.61m | 5:07PM0.67m | 5:30AM0.69m | 5:56PM0.73m | 6:17AM0.76m | 6:47PM0.77m | 7:06AM0.81m | 7:43PM0.79m | 7:59AM0.83m | 8:41PM0.79m | 8:59AM0.81m | 9:39PM0.76m | ||||||||
6:05 | — | — | 6:03 | — | — | 6:03 | — | — | 6:01 | — | — | 5:58 | — | — | 5:58 | — | — | 5:56 | — | — | |
— | 5:59 | — | — | 6:00 | — | — | 6:00 | — | — | 6:01 | — | — | 6:02 | — | — | 6:04 | — | — | 6:04 | — | |
mm | — | — | — | — | 3 | 3 | 1 | — | — | — | — | — | — | — | — | — | 1 | — | 3 | — | 2 |
Temp °C | 17 | 18 | 13 | 15 | 15 | 12 | 15 | 14 | 15 | 13 | 12 | 9 | 12 | 13 | 11 | 21 | 18 | 10 | 9 | 10 | 8 |
Feels °C | 13 | 14 | 11 | 12 | 13 | 10 | 11 | 10 | 12 | 6 | 5 | 5 | 8 | 9 | 8 | 19 | 15 | 6 | 0 | 1 | -1 |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 11 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | SSE 6 | SSE 6 | SE 11 | SSE 8 | SSE 10 | SSE 14 | SSE 12 | SSE 11 | SE 11 | SE 9 | SSE 8 | SSE 9 | SSE 19 | SSE 9 |
67 | 61 | 50 | 131 | 91 | 88 | 91 | 44 | 14 | 30 | 176 | 607 | 1407 | 699 | 234 | 163 | 106 | 150 | 203 | 70 | 443 | |
Swell 2 Height (m) Direction Period (s) | S 14 | S 15 | SE 9 | S 14 | NE 6 | ENE 7 | SSE 15 | ESE 11 | ESE 11 | SSE 13 | ESE 10 | ENE 10 | — | ESE 12 | ESE 10 | S 14 | S 13 | S 18 | SSE 16 | — | SSE 17 |
4 | 4 | 20 | 4 | 18 | 17 | 47 | 48 | 48 | 34 | 21 | 9 | — | 13 | 9 | 4 | 13 | 24 | 26 | — | 55 | |
Swell 3 Height (m) Direction Period (s) | E 12 | — | NE 6 | S 18 | S 17 | S 16 | ENE 7 | SSE 16 | SSE 14 | ENE 7 | S 16 | — | — | E 10 | SE 13 | E 10 | — | SE 12 | — | — | — |
3 | — | 1 | 6 | 22 | 21 | 10 | 80 | 68 | 5 | 20 | — | — | 2 | 7 | 2 | — | 21 | — | — | — | |
Wind waves Height (m) Direction Period (s) | NW 3 | — | NE 6 | NE 5 | NE 7 | SSW 6 | S 6 | S 6 | — | — | SSW 8 | S 10 | — | — | — | — | SW 2 | — | S 9 | SSE 9 | S 10 |
1 | — | 8 | 7 | 103 | 4 | 57 | 84 | — | — | 398 | 1217 | — | — | — | — | 1 | — | 506 | 343 | 952 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 6 | 4 | 2 | 0 | 0 | 6 | 42 | 38 | 20 | 349 | 52 | 66 | 0 | 2 | 0 | 6 | 36 | 0 | 122 | 122 | 123 |
Best forecast wave conditions in Gisborne and Mahia | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Waikanae Beach - Roberts Road Surf forecast
The above surf forecast table for Waikanae Beach - Roberts Road provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Waikanae Beach - Roberts Road can be found by selecting the local surf guide option on the grey menu. Our Waikanae Beach - Roberts Road 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 (Waikanae Beach - Roberts Road) 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 Waikanae Beach - Roberts Road 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.
Are you planning a holiday in Gisborne and Mahia? If you are looking for accommodation near Waikanae Beach - Roberts Road, camping, hotels and holiday cottages in Gisborne and Mahia, consider staying in Gisborne which is 3 km (2 miles) away.










