Surf Forecasts:
Banks Peninsula - Magnet Bay surf forecast from 6 Jul 2026:
- Best quality surf: Tuesday 7 Jul, 3AM (local time) - 11ft (3.5m), 9s period, SSE swell with cross-shore winds.
- Most powerful swell: Tuesday 7 Jul, 3AM (local time) - 11ft (3.5m), 9s period, SSE swell with 1,639 kJ wave energy.
- Next surfable swell (1★+): Tuesday 7 Jul, 3AM (local time) - 11ft (3.5m), 9s period with SSE 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 Tuesday (Jul 07) at 3AM. The primary swell is predicted to be 3.5m and 9s period with a secondary swell of 0.6m and 16s. Another secondary swell of 0.6m and 9s is also forecast. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Banks Peninsula - Magnet Bay in the next 16 days are 3.5m 9s and forecast to arrive on Tuesday (Jul 07) at 3AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 5s period and expected on Monday (Jul 13) at 3AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Tue 7th Jul) | 11ft (3.5m) 9s |
| Best Surf | 3AM (Tue 7th Jul) | 11ft (3.5m) 9s |
| Most Powerful | 3AM (Tue 7th Jul) | 11ft (3.5m) 9s |
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 24mm), heaviest during Mon night. Very mild (max 10°C on Tue morning, min 8°C on Mon night). Winds decreasing (fresh winds from the SSE on Mon night, calm by Tue night). | Days 5-7 Weather SummaryMostly dry. Mild temperatures (max 8°C on Sun morning, min 4°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Mon 6 | Tuesday 7 | Wednesday 8 | Thursday 9 | Friday 10 | Saturday 11 | Sunday 12 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | S 9 | SSE 9 | SSE 8 | SSE 7 | ENE 9 | ENE 11 | E 11 | E 11 | E 11 | ESE 11 | SSW 17 | E 10 | E 10 | E 10 | SSW 17 | S 16 | SSW 15 | SSW 14 | SSW 13 | SSW 10 | SSW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1781 | 2091 | 785 | 400 | 302 | 593 | 535 | 663 | 1089 | 1485 | 1021 | 640 | 556 | 470 | 737 | 509 | 385 | 331 | 225 | 112 | 176 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | glassy | cross-off | off | off | off | cross-off |
High Tide | 8:13PM1.67m | 8:37AM1.60m | 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 | ||||||||
Low Tide | 2:40AM0.40m | 2:58PM0.39m | 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 | ||||||||
 |  |  | |  | | |  | |  |  | | |  |  | | | | | | | |
 | — | — | 8:02 | — | — | 8:02 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 7:58 |
 | 5:04 | — | — | 5:04 | — | — | 5:05 | — | — | 5:06 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | 5:08 |
mm | 4 | 16 | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 7 | 7 | 7 | 7 | 6 | 7 | 7 | 6 | 8 | 9 | 7 | 10 |
Feels °C | 3 | 2 | 7 | 8 | 8 | 6 | 5 | 3 | 2 | 1 | 3 | 3 | 3 | 2 | 3 | 4 | 3 | 4 | 5 | 4 | 8 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | ENE 9 | ENE 9 | ENE 9 | ENE 11 | E 11 | E 11 | E 11 | ESE 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | SSW 13 | SSW 10 | SSW 13 |
| kJ | 65 | 65 | 216 | 211 | 302 | 593 | 535 | 663 | 1089 | 1485 | 969 | 640 | 556 | 470 | 340 | 279 | 225 | 145 | 225 | 112 | 176 |
Swell 2 Height (m) Direction Period (s) | E 9 | SSW 16 | S 15 | SSW 14 | SSE 7 | SSW 12 | SSW 12 | SSW 16 | SSW 14 | SSW 13 | SSW 17 | SSW 16 | SSW 10 | SSW 10 | SSW 17 | S 16 | SSW 15 | SSW 14 | E 9 | E 9 | E 9 |
| kJ | 64 | 288 | 159 | 213 | 121 | 157 | 121 | 280 | 460 | 187 | 1021 | 620 | 147 | 125 | 737 | 509 | 385 | 331 | 108 | 57 | 56 |
Swell 3 Height (m) Direction Period (s) | ENE 8 | — | — | — | SSW 13 | S 19 | S 17 | — | — | S 19 | — | — | S 15 | S 14 | SSW 17 | — | — | — | NE 4 | NE 5 | ENE 6 |
| kJ | 45 | — | — | — | 225 | 28 | 94 | — | — | 114 | — | — | 172 | 106 | 229 | — | — | — | 4 | 13 | 20 |
Wind waves Height (m) Direction Period (s) | S 9 | SSE 9 | SSE 8 | SSE 7 | — | SE 6 | SSE 5 | S 7 | S 7 | SSW 7 | — | — | SW 3 | SSW 4 | — | — | — | NNE 3 | NE 4 | NE 5 | — |
| kJ | 1781 | 2091 | 785 | 400 | — | 69 | 133 | 662 | 657 | 232 | — | — | 5 | 20 | — | — | — | 4 | 11 | 30 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 33 | 41 | 32 | 30 | 28 | 30 | 33 | 206 | 206 | 206 | 28 | 26 | 28 | 28 | 26 | 0 | 0 | 0 | 0 | 0 | 0 |
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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