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Okiwi - Whangapoua Estuary Surf Forecast
/ Great Barrier Island (5 surf breaks) /
Surf Forecasts:
Okiwi - Whangapoua Estuary surfForecast / Great Barrier Island / New Zealand
16 Day Weather and Surf, issued 5 am Wednesday 06 May 2026 NZSTForecast update in hr min s Forecast update imminent
Okiwi - Whangapoua Estuary surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Okiwi - Whangapoua Estuary sea temperature is
19.2° C
(Which is slightly warmer than usual)Best Forecast Surf Conditions for Okiwi - Whangapoua Estuary this week:
The surf forecast for Okiwi - Whangapoua Estuary over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (May 11) at 9PM. The primary swell is predicted to be 0.9m and 11s period with a secondary swell of 0.3m and 6s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Okiwi - Whangapoua Estuary in the next 16 days are 2.5m 13s and forecast to arrive on Saturday (May 09) at 12PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.3m 6s period and expected on Sunday (May 10) at 12AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Mon 11th May) | 3ft (0.9m) 11s |
| Best Surf | 9PM (Mon 11th May) | 3ft (0.9m) 11s |
| Most Powerful | 12PM (Sat 9th May) | 8ft (2.5m) 13s |
Table - best surf conditions forecast for Okiwi - Whangapoua Estuary over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Fri night. Very mild (max 19°C on Wed afternoon, min 17°C on Fri night). Winds increasing (light winds from the NE on Wed morning, strong winds from the N by Fri night). | Days 4-6 Weather SummaryModerate rain (total 16mm), heaviest on Sat afternoon. Very mild (max 18°C on Sat afternoon, min 14°C on Sat night). Winds decreasing (near gales from the SW on Sat night, light winds from the SSE by Mon night). | ||||||||||||||||||||
Wednesday 6 | Thursday 7 | Friday 8 | Saturday 9 | Sunday 10 | Monday 11 | Tuesday 12 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
NE 8 | E 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | ENE 10 | NE 11 | NE 13 | NE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | E 11 | ENE 10 | E 10 | E 8 | E 9 | |
236 | 140 | 371 | 450 | 421 | 440 | 549 | 532 | 757 | 2071 | 2078 | 1217 | 904 | 560 | 325 | 254 | 242 | 184 | 130 | 1158 | 1802 | |
Wind (km/h) | |||||||||||||||||||||
on | on | on | on | on | on | on | cross-on | cross-on | cross-off | cross | cross-off | off | off | cross-off | off | cross-off | cross-on | cross-on | cross-on | cross-on | |
High Tide | 9:54AM1.78m | 10:24PM1.88m | 10:36AM1.73m | 11:07PM1.83m | 11:19AM1.67m | 11:52PM1.79m | 12:06PM1.62m | 00:39AM1.76m | 12:57PM1.60m | 1:28AM1.75m | 1:53PM1.60m | 2:20AM1.77m | 2:50PM1.65m | ||||||||
Low Tide | 4:09PM0.33m | 4:41AM0.46m | 4:51PM0.38m | 5:25AM0.51m | 5:35PM0.43m | 6:12AM0.54m | 6:21PM0.47m | 7:01AM0.55m | 7:10PM0.49m | 7:52AM0.52m | 8:02PM0.50m | 8:45AM0.46m | 8:58PM0.48m | ||||||||
 | |  | | | | |  |  |  |  | | | |  | | | |  | | | |
 | 7:00 | — | — | 7:01 | — | — | 7:01 | — | — | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — |
 | — | 5:29 | — | — | 5:28 | — | — | 5:27 | — | — | 5:25 | — | — | 5:24 | — | — | 5:23 | — | — | 5:22 | — |
— | — | — | — | — | — | — | — | 5 | — | 6 | 3 | — | — | — | — | — | 7 | 3 | — | — | |
Temp °C | 18 | 19 | 19 | 19 | 18 | 18 | 19 | 18 | 19 | 17 | 18 | 16 | 16 | 16 | 17 | 16 | 17 | 17 | 16 | 16 | 16 |
16 | 16 | 16 | 14 | 14 | 14 | 15 | 12 | 13 | 13 | 12 | 9 | 6 | 6 | 9 | 10 | 12 | 15 | 7 | 6 | 6 | |
Swell 1 Height (m) Direction Period (s) | NE 8 | E 8 | N 15 | N 12 | N 13 | N 11 | N 11 | ENE 10 | NE 11 | NE 13 | NE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | E 11 | ENE 10 | E 10 | N 11 | N 11 |
 kJ | 236 | 118 | 4 | 3 | 3 | 2 | 10 | 532 | 757 | 2071 | 2078 | 1217 | 904 | 560 | 325 | 254 | 242 | 184 | 130 | 9 | 9 |
Swell 2 Height (m) Direction Period (s) | N 10 | N 9 | — | — | N 14 | N 14 | — | N 11 | NE 13 | NNW 6 | — | N 15 | NW 6 | NW 6 | NW 6 | N 13 | NW 5 | NNW 5 | ESE 7 | — | — |
| kJ | 2 | 2 | — | — | 4 | 4 | — | 10 | 224 | 114 | — | 4 | 79 | 35 | 12 | 13 | 8 | 3 | 41 | — | — |
Swell 3 Height (m) Direction Period (s) | N 15 | N 15 | — | — | — | — | — | — | — | N 10 | — | N 15 | N 14 | N 13 | N 13 | — | N 12 | N 12 | N 11 | — | — |
| kJ | 4 | 4 | — | — | — | — | — | — | — | 2 | — | 4 | 4 | 4 | 14 | — | 11 | 11 | 10 | — | — |
Wind waves Height (m) Direction Period (s) | — | NNE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | N 5 | NNW 6 | — | NW 5 | WNW 6 | SW 6 | WSW 5 | WSW 5 | W 5 | WSW 4 | SSW 4 | S 3 | E 8 | E 9 |
| kJ | — | 140 | 371 | 450 | 421 | 440 | 549 | 76 | 248 | — | 111 | 384 | 148 | 72 | 62 | 52 | 15 | 11 | 2 | 1158 | 1802 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 79 | 145 | 119 | 119 | 90 | 148 | 203 | 361 | 90 | 9 | 63 | 64 | 68 | 68 | 68 | 60 | 51 | 58 | 75 | 148 | 119 |
Best forecast wave conditions in Great Barrier Island | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Okiwi - Whangapoua Estuary 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 Okiwi - Whangapoua Estuary Surf forecast
The above surf forecast table for Okiwi - Whangapoua Estuary provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Okiwi - Whangapoua Estuary can be found by selecting the local surf guide option on the grey menu. Our Okiwi - Whangapoua Estuary 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 (Okiwi - Whangapoua Estuary) 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 Okiwi - Whangapoua Estuary 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.
Okiwi - Whangapoua Estuary is 94 km (58 miles) from the city of Northshore. If you plan a holiday in Great Barrier Island, look for hotels and other accommodation in Northshore. Northshore has rooms for a wide range of budgets as well as car hire and transport links.
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