Surf Forecasts:
Clarence River surf forecast from 31 Jul 2026:
- Best quality surf: Saturday 1 Aug, 6PM (local time) - 11ft (3.5m), 12s period, S swell with offshore winds.
- Most powerful swell: Tuesday 4 Aug, 6AM (local time) - 15ft (4.5m), 14s period, S swell with 7,247 kJ wave energy.
- Next surfable swell (1★+): Saturday 1 Aug, 6PM (local time) - 11ft (3.5m), 12s period with S swell.
Best Forecast Surf Conditions for Clarence River this week:
The surf forecast for Clarence River over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Aug 01) at 6PM. The primary swell is predicted to be 3.5m and 12s period with a secondary swell of 3.0m and 12s. Another secondary swell of 0.7m and 14s is also forecast. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Clarence River in the next 16 days are 4.5m 14s and forecast to arrive on Tuesday (Aug 04) at 6AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Friday (Jul 31) at 9PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Sat 1st Aug) | 11ft (3.5m) 12s |
| Best Surf | 6PM (Sat 1st Aug) | 11ft (3.5m) 12s |
| Most Powerful | 6AM (Tue 4th Aug) | 15ft (4.5m) 14s |
Table - best surf conditions forecast for Clarence River over the next 16 days.
Short Range ForecastSome drizzle, heaviest during Fri night. Very mild (max 14°C on Sun afternoon, min 5°C on Fri night). Winds increasing (calm on Fri morning, strong winds from the SW by Fri night). | Days 4-6 Weather SummaryLight rain (total 2mm), mostly falling on Mon night. Very mild (max 15°C on Mon afternoon, min 6°C on Tue night). Winds decreasing (fresh winds from the SW on Mon night, calm by Wed afternoon). | ||||||||||||||||||||
Friday 31 | Saturday 1 | Sunday 2 | Monday 3 | Tuesday 4 | Wednesday 5 | Thursday 6 | |||||||||||||||
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) | E 11 | E 11 | SSW 7 | S 11 | S 12 | S 11 | SSE 10 | SSE 13 | SSE 11 | SSE 11 | S 12 | S 14 | S 14 | S 14 | S 13 | S 12 | S 12 | S 12 | S 11 | S 10 | SSE 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 123 | 121 | 656 | 3103 | 3275 | 1625 | 694 | 949 | 400 | 226 | 309 | 703 | 4586 | 3144 | 1850 | 1151 | 1415 | 1084 | 396 | 264 | 178 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | off | off | off | cross | cross | on | cross-off | cross | glassy | off | off | cross-off | off | off | cross-off | glassy | glassy | on | cross-on |
High Tide | 6:16PM1.43m | 6:35AM1.29m | 6:59PM1.42m | 7:20AM1.30m | 7:43PM1.41m | 8:05AM1.31m | 8:28PM1.40m | 8:52AM1.34m | 9:15PM1.39m | 9:41AM1.38m | 10:04PM1.39m | 10:33AM1.42m | 10:56PM1.39m | ||||||||
Low Tide | 11:59AM0.24m | 00:37AM0.26m | 12:44PM0.24m | 1:21AM0.25m | 1:30PM0.24m | 2:04AM0.24m | 2:17PM0.24m | 2:48AM0.23m | 3:06PM0.24m | 3:33AM0.22m | 3:56PM0.23m | 4:20AM0.20m | 4:49PM0.21m | ||||||||
 |  |  | | |  | | | | | | | | | | | | | | |  | |
 | 7:35 | — | — | 7:33 | — | — | 7:33 | — | — | 7:31 | — | — | 7:31 | — | — | 7:30 | — | — | 7:28 | — | — |
 | — | 5:25 | — | — | 5:27 | — | — | 5:28 | — | — | 5:29 | — | — | 5:30 | — | — | 5:30 | — | — | 5:31 | — |
mm | — | — | 1 | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 8 | 7 | 8 | 8 | 13 | 14 | 10 | 14 | 15 | 8 | 8 | 8 | 6 | 8 | 8 | 6 | 8 | 9 | 7 |
Feels °C | 11 | 9 | -1 | -2 | 0 | 4 | 9 | 9 | 6 | 11 | 12 | 2 | 1 | 1 | 0 | 3 | 5 | 4 | 4 | 4 | 3 |
Swell 1 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | SE 16 | SE 15 | S 11 | SSE 10 | SSE 13 | SSE 11 | SSE 11 | S 12 | S 14 | S 14 | S 14 | S 13 | S 12 | S 12 | S 12 | S 11 | S 10 | SSE 10 |
| kJ | 123 | 121 | 57 | 239 | 209 | 1625 | 694 | 949 | 400 | 226 | 309 | 703 | 4586 | 3144 | 1850 | 1151 | 1415 | 1084 | 396 | 264 | 178 |
Swell 2 Height (m) Direction Period (s) | NNE 6 | SE 15 | SE 15 | E 11 | E 10 | SE 14 | SE 13 | S 10 | SSW 10 | S 10 | SSE 11 | SE 12 | — | — | NE 12 | S 15 | ESE 18 | NE 4 | SSE 10 | SSE 10 | S 10 |
| kJ | 12 | 37 | 79 | 9 | 19 | 221 | 394 | 74 | 96 | 67 | 154 | 34 | — | — | 6 | 563 | 31 | 5 | 229 | 189 | 96 |
Swell 3 Height (m) Direction Period (s) | ENE 7 | NNE 5 | SE 11 | E 13 | NE 17 | E 10 | E 10 | S 19 | NE 6 | S 12 | SSW 17 | SE 15 | — | — | — | NE 16 | — | SE 16 | SE 15 | SE 14 | SE 14 |
| kJ | 9 | 5 | 20 | 13 | 12 | 8 | 2 | 7 | 15 | 49 | 100 | 8 | — | — | — | 10 | — | 91 | 76 | 127 | 65 |
Wind waves Height (m) Direction Period (s) | — | WNW 4 | SSW 7 | S 11 | S 12 | — | — | N 3 | — | NNE 4 | — | S 9 | — | — | — | — | NE 3 | NNE 4 | — | NNE 5 | NE 6 |
| kJ | — | 1 | 656 | 3103 | 3275 | — | — | 5 | — | 6 | — | 536 | — | — | — | — | 11 | 21 | — | 15 | 69 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 10 | 0 | 84 | 121 | 180 | 10 | 10 | 10 | 0 | 10 | 0 | 0 | 0 | 173 | 0 | 0 | 0 | 0 | 0 | 113 | 10 |
Best forecast wave conditions in Kaikoura and Marlborough | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Clarence River 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 Clarence River Surf forecast
The above surf forecast table for Clarence River provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Clarence River can be found by selecting the local surf guide option on the grey menu. Our Clarence River 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 (Clarence River) 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 Clarence River 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.
Clarence River is 70 km (43 miles) from the city of Blenheim. If you plan a holiday in Kaikoura and Marlborough, look for hotels and other accommodation in Blenheim. Blenheim has rooms for a wide range of budgets as well as car hire and transport links.
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