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Banks Peninsula - Stony Bay Surf Forecast
/ Canterbury (28 surf breaks) /
Surf Forecasts:
Banks Peninsula - Stony Bay surfForecast / Canterbury / New Zealand
16 Day Weather and Surf, issued 11 am Monday 04 May 2026 NZSTForecast update in hr min s Forecast update imminent
Banks Peninsula - Stony Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Banks Peninsula - Stony Bay sea temperature is
13.9° C
(Which is 2.3°C warmer than normal for this time of year)Best Forecast Surf Conditions for Banks Peninsula - Stony Bay this week:
The surf forecast for Banks Peninsula - Stony Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (May 05) at 3AM. The primary swell is predicted to be 0.4m and 17s period with a secondary swell of 0.4m and 6s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Banks Peninsula - Stony Bay in the next 16 days are 4.5m 14s and forecast to arrive on Monday (May 11) 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 2.0m 6s period and expected on Sunday (May 10) at 6AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Tue 5th May) | 1.5ft (0.4m) 17s |
| Best Surf | 3AM (Sat 9th May) | 11ft (3.5m) 9s |
| Most Powerful | 12AM (Mon 11th May) | 15ft (4.5m) 14s |
Table - best surf conditions forecast for Banks Peninsula - Stony Bay over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 18°C on Wed afternoon, min 9°C on Mon night). Wind will be generally light. | Days 4-6 Weather SummarySome drizzle, heaviest during Fri night. Very mild (max 18°C on Sat morning, min 11°C on Sat night). Winds increasing (calm on Thu night, fresh winds from the NNE by Fri night). | ||||||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | Thursday 7 | Friday 8 | Saturday 9 | Sunday 10 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
S 9 | S 9 | S 8 | SSW 15 | SSW 14 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | NE 8 | NE 8 | NNE 8 | NE 8 | NE 9 | NE 9 | NE 10 | SSW 9 | SSW 14 | SSW 15 | SSW 14 | |
59 | 39 | 23 | 300 | 258 | 316 | 273 | 210 | 107 | 113 | 297 | 344 | 162 | 275 | 2132 | 1028 | 1026 | 736 | 565 | 2083 | 7602 | |
Wind (km/h) | |||||||||||||||||||||
glassy | glassy | glassy | cross-off | on | glassy | cross-off | glassy | cross | on | cross-on | cross-off | cross-on | cross-on | cross-on | cross-on | cross-off | cross | cross-off | cross-off | cross-off | |
High Tide | 6:39PM1.86m | 7:00AM1.70m | 7:26PM1.82m | 7:48AM1.66m | 8:14PM1.79m | 8:36AM1.63m | 9:01PM1.76m | 9:24AM1.60m | 9:48PM1.73m | 10:11AM1.58m | 10:34PM1.72m | 10:57AM1.59m | 11:19PM1.73m | ||||||||
Low Tide | 12:25PM0.38m | 1:00AM0.42m | 1:11PM0.42m | 1:47AM0.45m | 1:57PM0.45m | 2:34AM0.47m | 2:44PM0.47m | 3:20AM0.49m | 3:29PM0.48m | 4:05AM0.49m | 4:13PM0.48m | 4:48AM0.47m | 4:58PM0.46m | ||||||||
 |  |  | | |  | | | |  | | | | |  | | | | |  | | |
 | 7:22 | — | — | 7:22 | — | — | 7:24 | — | — | 7:24 | — | — | 7:26 | — | — | 7:28 | — | — | 7:28 | — | — |
 | — | 5:25 | — | — | 5:23 | — | — | 5:22 | — | — | 5:22 | — | — | 5:20 | — | — | 5:19 | — | — | 5:17 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | 9 | 3 | |
Temp °C | 13 | 13 | 10 | 13 | 12 | 10 | 15 | 18 | 17 | 15 | 16 | 17 | 17 | 17 | 17 | 18 | 12 | 13 | 12 | 8 | 7 |
12 | 11 | 9 | 11 | 10 | 8 | 11 | 15 | 14 | 13 | 14 | 15 | 16 | 15 | 12 | 14 | 7 | 7 | 8 | 3 | 2 | |
Swell 1 Height (m) Direction Period (s) | S 9 | S 9 | S 8 | SSW 15 | SSW 14 | SSW 15 | NE 8 | NE 8 | SSW 14 | SSW 14 | NE 8 | NE 8 | NNE 8 | SSW 14 | SSW 12 | SSW 13 | NE 10 | SSW 9 | SSW 14 | NE 9 | SSW 15 |
 kJ | 59 | 39 | 23 | 300 | 258 | 316 | 109 | 122 | 107 | 113 | 205 | 344 | 162 | 107 | 61 | 33 | 1026 | 736 | 565 | 307 | 4355 |
Swell 2 Height (m) Direction Period (s) | NE 5 | SW 12 | SW 12 | NE 6 | NE 7 | NE 7 | SSW 14 | SSW 14 | ENE 9 | ENE 7 | SSW 14 | SSW 13 | ENE 8 | S 9 | — | S 17 | SE 13 | NE 10 | NE 10 | NE 15 | NE 13 |
| kJ | 12 | 38 | 39 | 20 | 28 | 27 | 273 | 210 | 17 | 20 | 74 | 60 | 51 | 2 | — | 23 | 7 | 450 | 250 | 9 | 172 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | NE 4 | NE 5 | S 8 | ENE 9 | S 18 | — | NW 4 | — | ENE 10 | — | — | SSW 14 | — | — | SE 14 | SE 13 | SSW 15 | S 18 | — | NE 6 |
| kJ | 28 | 3 | 5 | 6 | 8 | 155 | — | 4 | — | 10 | — | — | 64 | — | — | 8 | 7 | 77 | 235 | — | 11 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | NW 3 | — | NNE 5 | NNE 4 | NE 8 | — | NW 4 | NE 8 | NE 9 | NE 9 | SW 5 | — | N 6 | SSW 15 | SSW 14 |
| kJ | — | — | — | — | — | — | 1 | — | 63 | 24 | 297 | — | 5 | 275 | 2132 | 1028 | 91 | — | 121 | 2083 | 7602 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 13 | 13 | 0 | 13 | 0 | 0 | 0 | 15 | 13 | 13 | 0 | 4 | 13 | 69 | 165 | 27 | 4 | 4 | 27 | 8 |
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 Banks Peninsula - Stony Bay 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 Banks Peninsula - Stony Bay Surf forecast
The above surf forecast table for Banks Peninsula - Stony Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Banks Peninsula - Stony Bay can be found by selecting the local surf guide option on the grey menu. Our Banks Peninsula - Stony 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 (Banks Peninsula - Stony 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 Banks Peninsula - Stony 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.
Are you planning a holiday in Canterbury? If you are looking for accommodation near Banks Peninsula - Stony Bay, camping, hotels and holiday cottages in Canterbury, consider staying in Christchurch which is 35 km (22 miles) away.
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