Surf Forecasts:
The Island (Island Bay) surf forecast from 12 Jul 2026:
- Best quality surf: Saturday 18 Jul, 12AM (local time) - 3ft (0.9m), 15s period, ESE swell with offshore winds.
- Most powerful swell: Sunday 19 Jul, 6AM (local time) - 8ft (2.4m), 18s period, S swell with 3,799 kJ wave energy.
- Next surfable swell (1★+): Thursday 16 Jul, 12AM (local time) - 0.5ft (0.2m), 15s period with SSW swell.
Best Forecast Surf Conditions for The Island (Island Bay) this week:
The surf forecast for The Island (Island Bay) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jul 16) at 12AM. The primary swell is predicted to be 0.2m and 15s period with a secondary swell of 0.6m and 3s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at The Island (Island Bay) in the next 16 days are 2.4m 18s and forecast to arrive on Sunday (Jul 19) 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 2.1m 6s period and expected on Tuesday (Jul 14) at 3AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Thu 16th Jul) | 0.5ft (0.2m) 15s |
| Best Surf | 12AM (Sat 18th Jul) | 3ft (0.9m) 15s |
| Most Powerful | 6AM (Sun 19th Jul) | 8ft (2.4m) 18s |
Table - best surf conditions forecast for The Island (Island Bay) over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 13°C on Mon night, min 8°C on Sun afternoon). Winds increasing (light winds from the N on Sun afternoon, strong winds from the N by Mon night). | Days 5-7 Weather SummarySome drizzle, heaviest during Wed night. Very mild (max 13°C on Wed afternoon, min 9°C on Sat morning). Winds increasing (calm on Wed night, strong winds from the S by Sat morning). | ||||||||||||||||||||
Sun 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SSW 11 | S 10 | SSW 13 | S 13 | SSW 12 | SSW 9 | SSW 9 | E 13 | SSW 16 | SSW 16 | SSW 15 | ESE 14 | ESE 16 | ESE 16 | ESE 15 | ESE 16 | ESE 15 | ESE 15 | S 23 | S 21 | S 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 198 | 100 | 53 | 119 | 47 | 8 | 7 | 3 | 26 | 24 | 22 | 37 | 50 | 147 | 259 | 377 | 382 | 372 | 2364 | 3199 | 2568 |
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-off | off | off | off | cross-off | off | off | glassy | on | cross-off | cross-off | cross-off | off | cross-on | cross-on | cross | cross-off |
High Tide | 3:01AM1.65m | 3:22PM1.83m | 4:01AM1.66m | 4:20PM1.85m | 5:00AM1.65m | 5:20PM1.84m | 5:59AM1.65m | 6:20PM1.81m | 6:57AM1.65m | 7:19PM1.77m | 7:54AM1.65m | 8:17PM1.73m | 8:48AM1.66m | ||||||||
Low Tide | 8:44PM0.55m | 9:05AM0.55m | 9:44PM0.53m | 10:06AM0.51m | 10:48PM0.52m | 11:06AM0.48m | 11:52PM0.50m | 12:05PM0.45m | 00:53AM0.49m | 1:04PM0.44m | 1:50AM0.49m | 2:02PM0.46m | 2:44AM0.51m | ||||||||
 |  |  | | | | | | | |  | | | | | |  | | | | | |
 | — | — | 7:43 | — | — | 7:43 | — | — | 7:43 | — | — | 7:41 | — | — | 7:41 | — | — | 7:41 | — | — | 7:39 |
 | 5:07 | — | — | 5:08 | — | — | 5:08 | — | — | 5:09 | — | — | 5:10 | — | — | 5:12 | — | — | 5:13 | — | 5:13 |
mm | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 9 | 9 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 12 | 11 | 9 | 9 | 6 | 7 |
Feels °C | 5 | 2 | 4 | 4 | 4 | 6 | 5 | 5 | 7 | 7 | 8 | 11 | 11 | 11 | 6 | 8 | 6 | -1 | 0 | 2 | -2 |
Swell 1 Height (m) Direction Period (s) | SSW 11 | S 10 | S 10 | S 13 | SSW 12 | SSW 9 | SSW 9 | E 10 | SSW 16 | SSW 16 | NW 5 | S 4 | S 5 | ESE 16 | ESE 15 | ESE 16 | ESE 15 | ESE 15 | S 23 | S 21 | S 16 |
| kJ | 198 | 100 | 47 | 119 | 47 | 8 | 7 | 2 | 26 | 24 | 14 | 10 | 8 | 147 | 259 | 377 | 382 | 372 | 2364 | 3199 | 2568 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | ESE 9 | SSW 13 | ESE 9 | ESE 9 | ESE 9 | E 10 | S 8 | E 12 | ESE 12 | SSW 15 | ESE 14 | ESE 16 | SSE 5 | SSW 14 | SSW 14 | SSW 11 | SSW 13 | ESE 14 | S 7 | ESE 13 |
| kJ | 26 | 17 | 53 | 16 | 7 | 8 | 2 | 1 | 11 | 14 | 22 | 37 | 50 | 5 | 80 | 79 | 38 | 187 | 362 | 135 | 114 |
Swell 3 Height (m) Direction Period (s) | — | SSW 15 | ESE 9 | — | ENE 5 | S 12 | S 12 | E 13 | S 8 | NW 16 | ESE 13 | SSW 15 | SSW 15 | SSW 15 | SSE 5 | SE 4 | SSW 14 | S 23 | S 24 | ESE 14 | — |
| kJ | — | 21 | 17 | — | 3 | 3 | 3 | 3 | 1 | 10 | 17 | 23 | 22 | 42 | 2 | 1 | 37 | 279 | 716 | 239 | — |
Wind waves Height (m) Direction Period (s) | — | NNW 3 | NW 5 | NNW 5 | NNW 6 | NNW 6 | NNW 6 | NW 6 | NW 5 | NW 5 | SSW 3 | — | — | — | NNW 3 | NNW 3 | NNW 4 | SSW 4 | S 6 | — | NNW 4 |
| kJ | — | 10 | 65 | 119 | 168 | 178 | 243 | 292 | 91 | 56 | 7 | — | — | — | 7 | 7 | 10 | 22 | 193 | — | 54 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1 | 39 | 39 | 55 | 60 | 109 | 110 | 109 | 60 | 55 | 0 | 0 | 1 | 1 | 9 | 1 | 0 | 113 | 113 | 1 | 39 |
Best forecast wave conditions in Wellington | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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Information about the The Island (Island Bay) Surf forecast
The above surf forecast table for The Island (Island Bay) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at The Island (Island Bay) can be found by selecting the local surf guide option on the grey menu. Our The Island (Island Bay) 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 (The Island (Island Bay)) 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 The Island (Island Bay) 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.
The Island (Island Bay) is 8 km (5 miles) from the city of Wellington. If you plan a holiday in Wellington, look for hotels and other accommodation in Wellington. Wellington has rooms for a wide range of budgets as well as car hire and transport links.
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