Surf Forecasts:
Banks Peninsula - Magnet Bay surf forecast from 19 Jun 2026:
- Best quality surf: Monday 22 Jun, 6PM (local time) - 10ft (3.0m), 17s period, S swell with offshore winds.
- Most powerful swell: Friday 26 Jun, 9AM (local time) - 20ft (6.0m), 12s period, SSW swell with 8,744 kJ wave energy.
- Next surfable swell (1★+): Friday 19 Jun, 3PM (local time) - 6ft (1.9m), 14s period with S swell.
Best Forecast Surf Conditions for Banks Peninsula - Magnet Bay this week:
The surf forecast for Banks Peninsula - Magnet Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Jun 19) at 3PM. The primary swell is predicted to be 1.9m and 14s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Banks Peninsula - Magnet Bay in the next 16 days are 6.0m 12s and forecast to arrive on Friday (Jun 26) at 9AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 5s period and expected on Saturday (Jun 20) at 6AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3PM (Fri 19th Jun) | 6ft (1.9m) 14s |
| Best Surf | 6PM (Mon 22nd Jun) | 10ft (3.0m) 17s |
| Most Powerful | 9AM (Fri 26th Jun) | 20ft (6.0m) 12s |
Table - best surf conditions forecast for Banks Peninsula - Magnet Bay over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 23mm), heaviest during Sat night. Warm (max 21°C on Sat morning, min 9°C on Fri morning). Winds decreasing (fresh winds from the N on Fri night, calm by Sun night). | Days 4-6 Weather SummaryModerate rain (total 13mm), heaviest on Tue night. Very mild (max 11°C on Mon morning, min 8°C on Tue morning). Winds increasing (calm on Wed afternoon, fresh winds from the SW by Wed night). | ||||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 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) | S 16 | S 14 | S 12 | S 12 | S 15 | SSW 14 | SSW 12 | SSW 8 | SSW 11 | S 13 | S 17 | S 15 | S 13 | S 12 | S 12 | SSW 14 | S 18 | SSW 7 | SSW 9 | SSW 10 | SSW 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2413 | 1382 | 574 | 262 | 272 | 247 | 152 | 153 | 408 | 1465 | 4182 | 2233 | 1016 | 787 | 322 | 207 | 803 | 886 | 2651 | 2600 | 2566 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | cross-off | cross-off | cross-on | glassy | cross-off | cross-off | glassy | off | off | off | cross-on | on | glassy | cross | glassy | cross-on | on | cross-on | cross-on |
High Tide | 7:22PM2.05m | 7:48AM1.88m | 8:20PM1.96m | 8:48AM1.82m | 9:18PM1.87m | 9:49AM1.77m | 10:15PM1.79m | 10:48AM1.74m | 11:10PM1.73m | 11:42AM1.72m | 00:02AM1.68m | 12:33PM1.72m | 00:50AM1.66m | ||||||||
Low Tide | 1:07PM0.03m | 1:45AM0.11m | 2:05PM0.09m | 2:41AM0.15m | 3:02PM0.17m | 3:35AM0.20m | 3:58PM0.26m | 4:28AM0.25m | 4:53PM0.33m | 5:19AM0.30m | 5:45PM0.39m | 6:07AM0.34m | 6:35PM0.42m | ||||||||
 |  |  | |  |  | | | | | | | |  |  | | |  |  | | | |
 | 8:02 | — | — | 8:03 | — | — | 8:03 | — | — | 8:03 | — | — | 8:03 | — | — | 8:03 | — | — | 8:03 | — | — |
 | — | 4:57 | — | — | 4:57 | — | — | 4:57 | — | — | 4:57 | — | — | 4:58 | — | — | 4:58 | — | — | 4:58 | — |
mm | — | — | — | — | 1 | 20 | 2 | — | — | — | — | — | — | — | 3 | 2 | 2 | 6 | 10 | 3 | — |
Temp °C | 11 | 12 | 17 | 21 | 20 | 12 | 9 | 9 | 9 | 11 | 11 | 11 | 9 | 9 | 9 | 9 | 10 | 10 | 9 | 8 | 8 |
Feels °C | 7 | 10 | 10 | 17 | 16 | 10 | 7 | 7 | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 10 | 3 | 1 | -2 | 0 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 14 | S 12 | S 12 | S 15 | SSW 14 | SSW 12 | SSW 8 | SSW 11 | S 13 | S 17 | S 15 | S 13 | S 12 | S 12 | S 11 | ENE 9 | ENE 10 | ENE 12 | ENE 10 | ENE 10 |
| kJ | 2413 | 1382 | 574 | 262 | 272 | 247 | 152 | 153 | 408 | 1465 | 4182 | 2233 | 1016 | 787 | 322 | 143 | 344 | 274 | 193 | 59 | 37 |
Swell 2 Height (m) Direction Period (s) | — | NE 4 | NE 6 | E 14 | NE 7 | NE 11 | ENE 10 | SSW 12 | ENE 10 | ENE 9 | NE 9 | — | ENE 6 | ENE 6 | SSW 13 | SSW 14 | S 18 | — | — | — | E 11 |
| kJ | — | 5 | 8 | 4 | 37 | 56 | 10 | 78 | 9 | 8 | 21 | — | 20 | 20 | 253 | 207 | 803 | — | — | — | 35 |
Swell 3 Height (m) Direction Period (s) | — | SE 19 | SE 18 | SE 16 | ENE 14 | SE 4 | NE 7 | ENE 10 | SE 14 | — | — | — | ENE 8 | ENE 8 | ENE 6 | ENE 7 | S 10 | — | — | — | — |
| kJ | — | 14 | 12 | 11 | 18 | 7 | 2 | 10 | 8 | — | — | — | 7 | 6 | 14 | 31 | 94 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NNE 4 | NNW 4 | NNE 5 | — | — | SE 4 | ENE 4 | — | — | NE 9 | NE 4 | — | — | — | — | — | SSW 7 | SSW 9 | SSW 10 | SSW 9 |
| kJ | — | 12 | 18 | 97 | — | — | 6 | 4 | — | — | 29 | 39 | — | — | — | — | — | 886 | 2651 | 2600 | 2566 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 35 | 4 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 28 | 0 | 28 | 0 | 28 | 179 | 206 | 41 |
Best forecast wave conditions in Canterbury | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Banks Peninsula - Magnet Bay Surf forecast
The above surf forecast table for Banks Peninsula - Magnet 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 - Magnet Bay can be found by selecting the local surf guide option on the grey menu. Our Banks Peninsula - Magnet 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 - Magnet 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 - Magnet 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 - Magnet Bay, camping, hotels and holiday cottages in Canterbury, consider staying in Christchurch which is 37 km (23 miles) away.
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