Surf Forecasts:
Banks Peninsula - Magnet Bay surf forecast from 7 Jul 2026:
- Best quality surf: Wednesday 8 Jul, 3AM (local time) - 4.5ft (1.4m), 10s period, ENE swell with glassy winds.
- Most powerful swell: Thursday 9 Jul, 3PM (local time) - 5ft (1.6m), 13s period, SSW swell with 823 kJ wave energy.
- Next surfable swell (1★+): Wednesday 8 Jul, 3AM (local time) - 4.5ft (1.4m), 10s period with ENE 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 Wednesday (Jul 08) at 3AM. The primary swell is predicted to be 1.4m and 10s period with a secondary swell of 0.9m and 7s. 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 1.6m 13s and forecast to arrive on Thursday (Jul 09) at 3PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 6s period and expected on Monday (Jul 13) at 3AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Wed 8th Jul) | 4.5ft (1.4m) 10s |
| Best Surf | 3AM (Wed 8th Jul) | 4.5ft (1.4m) 10s |
| Most Powerful | 3PM (Thu 9th Jul) | 5ft (1.6m) 13s |
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 ForecastLight rain (total 6mm), mostly falling on Tue night. Very mild (max 10°C on Wed morning, min 5°C on Thu night). Winds increasing (calm on Tue night, fresh winds from the S by Wed night). | Days 5-7 Weather SummaryMostly dry. Very mild (max 14°C on Mon afternoon, min 4°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Wednesday 8 | Thursday 9 | Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | Tue 14 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | ENE 10 | ENE 11 | E 11 | E 10 | E 10 | SSW 13 | E 10 | E 10 | E 10 | E 10 | S 16 | S 15 | S 14 | SSW 11 | SSW 10 | S 10 | S 9 | SSW 9 | ENE 6 | E 9 | S 18 |
Wave Graph  | |||||||||||||||||||||
 kJ | 370 | 460 | 661 | 603 | 682 | 823 | 679 | 520 | 461 | 340 | 771 | 566 | 405 | 173 | 144 | 92 | 60 | 26 | 22 | 6 | 25 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross | cross-on | cross-on | cross-on | on | cross-on | on | cross-on | cross | glassy | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 9:02PM1.66m | 9:31AM1.64m | 9:56PM1.67m | 10:30AM1.71m | 10:55PM1.70m | 11:30AM1.81m | 11:54PM1.76m | 12:30PM1.92m | 00:53AM1.83m | 1:28PM2.03m | 1:50AM1.91m | 2:24PM2.12m | 2:45AM1.97m | 3:19PM2.18m | |||||||
Low Tide | 3:27AM0.37m | 3:51PM0.37m | 4:17AM0.33m | 4:47PM0.34m | 5:10AM0.27m | 5:44PM0.30m | 6:06AM0.20m | 6:43PM0.24m | 7:02AM0.12m | 7:42PM0.17m | 8:00AM0.04m | 8:39PM0.11m | 8:57AM-0.03m | ||||||||
 |  |  |  |  |  |  |  | |  | | | | | | | | | | | | |
 | — | 8:02 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 7:58 | — | — | 7:58 | — |
 | — | — | 5:05 | — | — | 5:06 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:08 | — | — | 5:09 |
mm | 1 | — | 1 | 2 | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 9 | 10 | 10 | 8 | 6 | 7 | 7 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 9 | 8 | 12 | 14 | 12 | 15 | 15 |
Feels °C | 7 | 6 | 5 | 1 | 0 | 2 | 3 | 2 | 2 | 3 | 5 | 5 | 4 | 5 | 6 | 5 | 6 | 11 | 9 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | ENE 10 | ENE 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | S 16 | S 15 | S 14 | SSW 11 | SSW 10 | S 10 | S 9 | SSW 9 | ENE 6 | NE 6 | ENE 6 |
| kJ | 370 | 460 | 661 | 603 | 682 | 653 | 679 | 520 | 461 | 340 | 771 | 566 | 405 | 173 | 144 | 92 | 60 | 26 | 22 | 30 | 15 |
Swell 2 Height (m) Direction Period (s) | SSE 7 | SSW 12 | SSW 12 | S 16 | SSW 14 | SSW 13 | SSW 12 | SSW 11 | SSW 10 | SSW 10 | E 10 | E 10 | E 10 | E 10 | E 9 | ENE 6 | ENE 6 | ENE 5 | ESE 9 | E 9 | E 10 |
| kJ | 110 | 160 | 160 | 242 | 331 | 823 | 386 | 194 | 218 | 123 | 284 | 198 | 146 | 115 | 83 | 30 | 22 | 9 | 15 | 6 | 7 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | S 19 | S 17 | SW 12 | SSW 10 | S 19 | S 17 | S 16 | S 16 | S 14 | — | — | — | SSW 15 | SSW 15 | E 9 | ESE 9 | ESE 9 | SSW 13 | S 18 | S 18 |
| kJ | 242 | 28 | 94 | 34 | 77 | 118 | 215 | 179 | 124 | 107 | — | — | — | 74 | 72 | 41 | 26 | 25 | 16 | 6 | 25 |
Wind waves Height (m) Direction Period (s) | — | SE 6 | SE 6 | S 7 | S 7 | — | — | SSW 5 | — | — | — | — | — | NE 3 | NE 4 | — | — | N 2 | NW 3 | NW 4 | — |
| kJ | — | 85 | 32 | 352 | 278 | — | — | 32 | — | — | — | — | — | 3 | 7 | — | — | 1 | 6 | 8 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 33 | 0 | 0 | 33 | 206 | 35 | 32 | 28 | 26 | 28 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 136 | 26 |
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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