Surf Forecasts:
Port Robinson surf forecast from 21 Sep 2026:
- Best quality surf: Sunday 27 Sep, 10PM (local time) - 13ft (4.0m), 13s period, S swell with offshore winds.
- Most powerful swell: Monday 28 Sep, 1AM (local time) - 20ft (6.0m), 14s period, S swell with 14,112 kJ wave energy.
- Next surfable swell (1★+): Tuesday 22 Sep, 12AM (local time) - 2.5ft (0.7m), 9s period with SSE swell.
Best Forecast Surf Conditions for Port Robinson this week:
The surf forecast for Port Robinson over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 22) at 12AM. The primary swell is predicted to be 0.7m and 9s period with a secondary swell of 0.4m and 6s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Port Robinson in the next 16 days are 6.0m 14s and forecast to arrive on Monday (Sep 28) at 1AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 6s period and expected on Sunday (Sep 27) at 4AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Tue 22nd Sep) | 2.5ft (0.7m) 9s |
| Best Surf | 10PM (Sun 27th Sep) | 13ft (4.0m) 13s |
| Most Powerful | 1AM (Mon 28th Sep) | 20ft (6.0m) 14s |
Table - best surf conditions forecast for Port Robinson over the next 16 days.
Short Range ForecastModerate rain (total 17mm), heaviest on Tue morning. Very mild (max 15°C on Mon afternoon, min 5°C on Tue morning). Winds decreasing (fresh winds from the SW on Tue night, calm by Thu morning). | Days 5-7 Weather SummaryLight rain (total 5mm), mostly falling on Sat night. Very mild (max 17°C on Sat afternoon, min 6°C on Sun morning). Winds increasing (light winds from the W on Fri morning, strong winds from the WSW by Sat night). | |||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | ||||||||||||||
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) | SSE 9 | SSE 9 | S 7 | SSE 7 | SSE 17 | SSW 9 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 16 | SSE 15 | ESE 14 | ESE 14 | ESE 13 | ESE 13 | ESE 12 | SSE 7 | S 7 | S 14 |
Wave Graph  | ||||||||||||||||||||
 kJ | 140 | 82 | 449 | 99 | 108 | 880 | 247 | 115 | 120 | 113 | 100 | 86 | 63 | 70 | 181 | 192 | 167 | 171 | 480 | 14112 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | off | off | cross | cross-off | off | cross-off | cross-off | glassy | cross-on | cross-off | cross-off | on | cross-on | cross-on | cross | cross-off | off | cross-off | off |
High Tide | 00:51AM1.41m | 1:15PM1.53m | 1:35AM1.43m | 1:59PM1.55m | 2:18AM1.45m | 2:41PM1.57m | 3:01AM1.48m | 3:24PM1.59m | 3:45AM1.53m | 4:08PM1.61m | 4:30AM1.57m | 4:53PM1.62m | ||||||||
Low Tide | 6:43PM0.39m | 6:53AM0.35m | 7:27PM0.36m | 7:37AM0.32m | 8:10PM0.33m | 8:21AM0.29m | 8:53PM0.30m | 9:06AM0.25m | 9:37PM0.26m | 9:53AM0.22m | 10:21PM0.22m | 10:41AM0.20m | 11:07PM0.19m | |||||||
 |  |  | | | | |  | | |  |  | | | | |  |  | | | |
 | — | — | 6:16 | — | — | 6:15 | — | — | 6:13 | — | — | 6:11 | — | — | 6:09 | — | — | 7:07 | — | — |
 | 6:21 | — | — | 6:22 | — | — | 6:23 | — | — | 6:24 | — | — | 6:25 | — | — | 6:27 | — | — | 7:28 | — |
mm | — | 5 | 9 | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | 2 | 3 | 3 | 9 |
Temp °C | 15 | 12 | 6 | 10 | 9 | 8 | 8 | 7 | 10 | 11 | 10 | 11 | 10 | 8 | 16 | 17 | 15 | 7 | 8 | 3 |
Feels °C | 12 | 8 | 2 | 6 | 3 | 1 | 2 | 3 | 6 | 6 | 7 | 8 | 6 | 4 | 13 | 14 | 10 | -2 | -3 | -7 |
Swell 1 Height (m) Direction Period (s) | SSE 9 | SSE 9 | SSE 7 | SSE 7 | SSE 17 | S 9 | SSE 16 | S 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | S 11 | ESE 13 | ESE 13 | ESE 12 | SSE 7 | ESE 12 | SSE 14 |
| kJ | 140 | 82 | 247 | 99 | 108 | 417 | 99 | 115 | 120 | 113 | 60 | 45 | 33 | 59 | 181 | 192 | 167 | 171 | 79 | 7438 |
Swell 2 Height (m) Direction Period (s) | NE 4 | ENE 6 | SSE 17 | SSE 17 | E 10 | SSE 16 | ESE 11 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 15 | ESE 14 | ESE 14 | S 11 | S 10 | ENE 5 | ESE 12 | ESE 14 | — |
| kJ | 4 | 15 | 57 | 59 | 8 | 99 | 12 | 52 | 51 | 52 | 100 | 86 | 63 | 70 | 57 | 50 | 14 | 127 | 70 | — |
Swell 3 Height (m) Direction Period (s) | ESE 10 | ESE 13 | ENE 10 | ESE 12 | ESE 12 | E 9 | E 9 | ESE 11 | ESE 10 | ESE 10 | NE 4 | ESE 10 | SSE 14 | ESE 12 | SE 7 | E 18 | SSE 10 | ESE 16 | SE 17 | — |
| kJ | 10 | 17 | 9 | 15 | 14 | 6 | 6 | 11 | 10 | 10 | 2 | 10 | 37 | 47 | 2 | 6 | 31 | 48 | 11 | — |
Wind waves Height (m) Direction Period (s) | NE 5 | — | S 7 | — | SSW 4 | SSW 9 | S 8 | — | — | — | NNE 4 | — | NE 4 | NE 3 | NE 4 | ENE 5 | WSW 3 | W 4 | S 7 | S 14 |
| kJ | 16 | — | 449 | — | 34 | 880 | 247 | — | — | — | 4 | — | 1 | 2 | 3 | 44 | 3 | 6 | 480 | 14112 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 27 | 0 | 0 | 1 | 89 | 89 | 89 | 0 | 0 | 28 | 0 | 0 | 118 | 27 | 27 | 1 | 44 | 89 | 181 | 179 |
Best forecast wave conditions in Canterbury | ||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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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 Port Robinson 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 Port Robinson Surf forecast
The above surf forecast table for Port Robinson provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Port Robinson can be found by selecting the local surf guide option on the grey menu. Our Port Robinson 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 (Port Robinson) 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 Port Robinson 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 Canterbury? If you are looking for accommodation near Port Robinson, camping, hotels and holiday cottages in Canterbury, consider staying in Christchurch which is 91 km (57 miles) away.
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