Surf Forecasts:
Castlepoint Beach surf forecast from 18 Aug 2026:
- Best quality surf: Wednesday 19 Aug, 6PM (local time) - 8ft (2.4m), 14s period, S swell with offshore winds.
- Most powerful swell: Wednesday 19 Aug, 12AM (local time) - 15ft (4.5m), 11s period, S swell with 5,571 kJ wave energy.
- Next surfable swell (1★+): Wednesday 19 Aug, 6PM (local time) - 8ft (2.4m), 14s period with S swell.
Best Forecast Surf Conditions for Castlepoint Beach this week:
The surf forecast for Castlepoint Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Aug 19) at 6PM. The primary swell is predicted to be 2.4m and 14s period with a secondary swell of 1.8m and 9s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Castlepoint Beach in the next 16 days are 4.5m 11s and forecast to arrive on Wednesday (Aug 19) at 12AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.0m 12s period and expected on Wednesday (Aug 19) at 9AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Wed 19th Aug) | 8ft (2.4m) 14s |
| Best Surf | 6PM (Wed 19th Aug) | 8ft (2.4m) 14s |
| Most Powerful | 12AM (Wed 19th Aug) | 15ft (4.5m) 11s |
Table - best surf conditions forecast for Castlepoint Beach over the next 16 days.
Short Range ForecastLight rain (total 6mm), mostly falling on Tue afternoon. Very mild (max 13°C on Fri morning, min 7°C on Tue night). Winds decreasing (strong winds from the S on Tue night, calm by Thu night). | Days 5-7 Weather SummaryMostly dry. Very mild (max 15°C on Mon morning, min 10°C on Fri night). Winds increasing (light winds from the NW on Fri afternoon, strong winds from the WNW by Sun afternoon). | |||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | ||||||||||||||
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 | S 11 | S 11 | S 15 | SE 8 | S 8 | S 8 | S 13 | S 15 | S 13 | S 12 | S 11 | S 11 | S 10 | S 10 | ESE 13 | ESE 12 | ESE 13 | ESE 13 | ESE 14 |
Wave Graph  | ||||||||||||||||||||
 kJ | 122 | 5571 | 3035 | 3344 | 295 | 363 | 339 | 839 | 1134 | 694 | 403 | 244 | 191 | 100 | 34 | 33 | 30 | 33 | 34 | 38 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-off | off | off | cross-off | glassy | cross-off | cross | cross | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross |
High Tide | 9:55PM1.31m | 10:17AM1.34m | 10:43PM1.29m | 11:05AM1.33m | 11:28PM1.26m | 11:52AM1.31m | 00:11AM1.22m | 12:37PM1.28m | 00:54AM1.18m | 1:20PM1.26m | 1:39AM1.14m | 2:01PM1.24m | 2:24AM1.10m | |||||||
Low Tide | 3:50PM0.08m | 4:12AM0.13m | 4:42PM0.13m | 4:59AM0.17m | 5:31PM0.16m | 5:43AM0.20m | 6:17PM0.18m | 6:24AM0.22m | 6:59PM0.20m | 7:03AM0.24m | 7:40PM0.21m | 7:42AM0.24m | 8:20PM0.21m | |||||||
 |  |  | |  |  | | | | |  |  | |  | | | | | | | |
 | — | — | 7:00 | — | — | 6:58 | — | — | 6:56 | — | — | 6:54 | — | — | 6:54 | — | — | 6:52 | — | — |
 | 5:37 | — | — | 5:37 | — | — | 5:38 | — | — | 5:39 | — | — | 5:40 | — | — | 5:42 | — | — | 5:43 | — |
mm | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 8 | 8 | 9 | 9 | 10 | 11 | 10 | 10 | 13 | 14 | 11 | 14 | 14 | 14 | 14 | 13 | 12 | 15 | 15 | 13 |
Feels °C | -1 | -3 | 2 | 3 | 6 | 6 | 6 | 8 | 11 | 10 | 5 | 6 | 6 | 8 | 6 | 4 | 3 | 10 | 10 | 8 |
Swell 1 Height (m) Direction Period (s) | ESE 10 | — | S 11 | S 15 | S 14 | S 8 | S 8 | S 13 | S 15 | S 13 | S 12 | S 11 | S 11 | S 10 | S 10 | S 9 | SSW 9 | SSW 13 | SSW 11 | SSW 16 |
| kJ | 122 | — | 3035 | 3344 | 1576 | 363 | 339 | 839 | 1134 | 694 | 403 | 244 | 191 | 100 | 30 | 16 | 135 | 960 | 337 | 575 |
Swell 2 Height (m) Direction Period (s) | — | — | S 15 | SE 9 | SE 8 | SSW 13 | SSW 12 | S 16 | ESE 11 | ESE 10 | ESE 10 | E 10 | ESE 14 | ESE 13 | ESE 13 | ESE 13 | ESE 12 | ESE 13 | ESE 13 | ESE 14 |
| kJ | — | — | 1149 | 421 | 295 | 289 | 147 | 325 | 97 | 85 | 18 | 17 | 20 | 34 | 34 | 33 | 30 | 33 | 34 | 38 |
Swell 3 Height (m) Direction Period (s) | — | — | SE 14 | — | — | SE 8 | ESE 9 | ESE 9 | — | — | SE 12 | E 16 | SE 9 | NE 5 | NE 6 | NE 6 | S 18 | — | — | — |
| kJ | — | — | 29 | — | — | 73 | 84 | 65 | — | — | 6 | 5 | 3 | 1 | 1 | 1 | 6 | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 10 | S 11 | SSW 12 | — | SSW 14 | SSW 13 | S 8 | — | — | NW 3 | NNW 3 | NNW 4 | WNW 3 | NW 3 | W 3 | WSW 4 | NW 4 | WNW 4 | — | WNW 2 |
| kJ | 3170 | 5571 | 4779 | — | 2675 | 1808 | 576 | — | — | 2 | 1 | 16 | 5 | 8 | 8 | 14 | 6 | 13 | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 272 | 272 | 101 | 190 | 0 | 0 | 0 | 0 | 0 | 1 | 26 | 134 | 65 | 134 | 142 | 29 | 245 | 1 | 2 | 1 |
Best forecast wave conditions in The Wairarapa | ||||||||||||||||||||
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 Castlepoint 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 Castlepoint Beach Surf forecast
The above surf forecast table for Castlepoint Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Castlepoint Beach can be found by selecting the local surf guide option on the grey menu. Our Castlepoint 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 (Castlepoint 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 Castlepoint 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.
Are you planning a holiday in The Wairarapa? If you are looking for accommodation near Castlepoint Beach, camping, hotels and holiday cottages in The Wairarapa, consider staying in Masterton which is 48 km (30 miles) away. Other places in and around The Wairarapa where you can find information about places to rent, and car hire include Palmerston North which is 79 km (49 miles) away and Levin, 85 km (53 miles) away.
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