Surf Forecasts:
Castlepoint - The Gap surf forecast from 19 Jul 2026:
- Best quality surf: Tuesday 21 Jul, 3AM (local time) - 7.5ft (2.3m), 16s period, S swell with cross-offshore winds.
- Most powerful swell: Monday 20 Jul, 6PM (local time) - 8ft (2.5m), 18s period, S swell with 4,899 kJ wave energy.
- Next surfable swell (1★+): Tuesday 21 Jul, 3AM (local time) - 7.5ft (2.3m), 16s period with S swell.
Best Forecast Surf Conditions for Castlepoint - The Gap this week:
The surf forecast for Castlepoint - The Gap over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jul 21) at 3AM. The primary swell is predicted to be 2.3m and 16s period with a secondary swell of 0.6m and 11s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Castlepoint - The Gap in the next 16 days are 2.5m 18s and forecast to arrive on Monday (Jul 20) at 6PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 5s period and expected on Sunday (Jul 26) at 12PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Tue 21st Jul) | 7.5ft (2.3m) 16s |
| Best Surf | 3AM (Tue 21st Jul) | 7.5ft (2.3m) 16s |
| Most Powerful | 6PM (Mon 20th Jul) | 8ft (2.5m) 18s |
Table - best surf conditions forecast for Castlepoint - The Gap over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 13°C on Sun morning, min 8°C on Mon night). Wind will be generally light. | Days 4-6 Weather SummaryLight rain (total 2mm), mostly falling on Fri night. Very mild (max 13°C on Fri morning, min 8°C on Wed night). Winds increasing (light winds from the SSW on Wed morning, strong winds from the WNW by Fri night). | ||||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | |||||||||||||||
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) | SSW 17 | SSW 16 | S 15 | S 15 | S 19 | S 17 | S 15 | S 14 | S 13 | S 12 | S 12 | SSW 12 | SSW 12 | SSW 11 | SSE 10 | S 9 | SSE 9 | ESE 13 | SSW 7 | SSW 8 | SE 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2212 | 1869 | 1780 | 1959 | 4849 | 3199 | 1733 | 1190 | 633 | 339 | 333 | 119 | 81 | 48 | 19 | 15 | 17 | 16 | 84 | 119 | 198 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross | cross-on | cross | cross-off | cross-off | off | off | cross-on | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off |
High Tide | 9:03AM1.36m | 9:29PM1.40m | 9:55AM1.36m | 10:23PM1.36m | 10:46AM1.36m | 11:13PM1.33m | 11:36AM1.35m | 00:01AM1.29m | 12:26PM1.33m | 00:46AM1.26m | 1:14PM1.32m | 1:32AM1.22m | 1:59PM1.30m | 2:19AM1.18m | |||||||
Low Tide | 3:16PM-0.04m | 3:52AM0.01m | 4:14PM0.01m | 4:42AM0.05m | 5:08PM0.07m | 5:30AM0.10m | 6:00PM0.13m | 6:15AM0.15m | 6:48PM0.18m | 6:58AM0.21m | 7:34PM0.22m | 7:39AM0.25m | 8:18PM0.25m | ||||||||
 |  |  |  | |  | | | | | |  | | | | | |  | |  | | |
 | 7:33 | — | — | 7:33 | — | — | 7:31 | — | — | 7:31 | — | — | 7:30 | — | — | 7:30 | — | — | 7:28 | — | — |
 | — | 5:08 | — | — | 5:09 | — | — | 5:10 | — | — | 5:10 | — | — | 5:12 | — | — | 5:13 | — | — | 5:14 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | 4 | 1 |
Temp °C | 13 | 12 | 9 | 10 | 10 | 10 | 10 | 11 | 10 | 11 | 11 | 10 | 11 | 12 | 12 | 13 | 12 | 10 | 12 | 10 | 9 |
Feels °C | 8 | 7 | 5 | 6 | 6 | 7 | 6 | 7 | 6 | 9 | 9 | 8 | 6 | 7 | 7 | 7 | 6 | 3 | 4 | -1 | 0 |
Swell 1 Height (m) Direction Period (s) | SSW 17 | SSW 16 | S 15 | S 15 | S 19 | S 17 | S 15 | S 14 | S 13 | S 12 | S 12 | SSW 12 | SSW 12 | SSW 11 | SSE 10 | S 9 | NE 5 | SSE 9 | SSW 7 | SSW 8 | SSW 10 |
| kJ | 2212 | 1869 | 1780 | 1959 | 4849 | 3199 | 1733 | 1190 | 633 | 339 | 333 | 119 | 81 | 48 | 19 | 15 | 6 | 8 | 84 | 119 | 143 |
Swell 2 Height (m) Direction Period (s) | ESE 13 | ESE 13 | ESE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | S 12 | SSE 11 | SSE 10 | SSW 9 | ENE 5 | SSE 9 | ESE 13 | SE 13 | SE 14 | SE 16 |
| kJ | 351 | 286 | 187 | 127 | 123 | 113 | 69 | 70 | 47 | 22 | 22 | 101 | 38 | 35 | 17 | 3 | 17 | 16 | 27 | 32 | 198 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | ESE 11 | S 13 | ESE 12 | ESE 12 | ESE 11 | NE 4 | ESE 10 | ESE 12 | NE 6 | SSW 14 | SE 17 | SSW 17 |
| kJ | — | — | — | — | — | — | — | — | — | 22 | 4 | 26 | 26 | 12 | 4 | 10 | 13 | 5 | 19 | 45 | 55 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | NNW 3 | — | — | — | — | N 2 | NNW 3 | NNW 3 | NW 3 | W 4 | WNW 4 | WNW 3 | NW 3 |
| kJ | — | — | — | — | — | — | — | — | 10 | — | — | — | — | 1 | 3 | 6 | 2 | 22 | 4 | 3 | 9 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 102 | 1 | 1 | 1 | 4 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 28 | 135 | 76 | 406 | 245 | 88 | 135 | 210 |
Best forecast wave conditions in The Wairarapa | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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Information about the Castlepoint - The Gap Surf forecast
The above surf forecast table for Castlepoint - The Gap provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Castlepoint - The Gap can be found by selecting the local surf guide option on the grey menu. Our Castlepoint - The Gap 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 - The Gap) 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 - The Gap 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 - The Gap, 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 80 km (50 miles) away and Levin, 86 km (53 miles) away.
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