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Surf Forecasts:

Banks Peninsula - Magnet Bay surf break

Banks Peninsula - Magnet Bay surfForecast / Canterbury / New Zealand

information circle12 Day Weather and Surf, issued 6 pm Sunday 08 Mar 2026 NZDT
Forecast update in hr  min  s Forecast update imminent
Banks Peninsula - Magnet Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Banks Peninsula - Magnet Bay sea temperature is
17.1° C
 (Which is 2.8°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Banks Peninsula - Magnet Bay this week:

The surf forecast for Banks Peninsula - Magnet Bay over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Mar 10) at 4AM. The primary swell is predicted to be 0.9m and 14s period with a secondary swell of 1.0m and 6s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Banks Peninsula - Magnet Bay in the next 12 days are 4.0m 10s and forecast to arrive on Sunday (Mar 15) at 4AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 6s period and expected on Thursday (Mar 12) at 7AM.

Wave TypeTime (NZDT) & Date Wave Height & Period
Next good surf (1 star+) 4AM (Tue 10th Mar)3ft (0.9m) 14s
Best Surf 4AM (Sun 15th Mar)13ft (4.0m) 10s
Most Powerful 4AM (Sun 15th Mar)13ft (4.0m) 10s

Table - best surf conditions forecast for Banks Peninsula - Magnet Bay over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table

Short Range Forecast Light rain (total 5mm), mostly falling on Sun night. Warm (max 20°C on Sun afternoon, min 10°C on Mon night). Wind will be generally light.

Days 3-6 Weather Summary Light rain (total 9mm), mostly falling on Fri night. Warm (max 21°C on Thu afternoon, min 11°C on Fri night). Winds decreasing (fresh winds from the NNW on Thu night, calm by Sat morning).

Sun
08
Monday
09
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
2
0
0
0
1
3
2
2
1
1
1
2
2
1
1
1
0
1
3
1
4
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.8
SSW
1.3
SSW
1.9
SSW
0.7
S
0.9
S
1.3
S
1.2
S
0.9
S
0.8
S
0.7
S
0.5
SE
0.8
SE
0.9
SE
1.2
SE
1.1
SE
1.1
SE
1.7
SSE
1.6
S
1.5
SSW
2.2
SSW
2.5
SSW
Period(s) (?)14127151413121211101212121313131279811
Wave
Graph
(?)Metric surfscale
Energy kJ (?)280477352219316572430217149102691641994864513949202323155451599
Wind
(km/h)
10
ESE
25
SSW
20
SSW
15
SSW
5
S
10
ENE
15
ENE
10
NE
10
NE
15
NE
20
NE
5
NNE
10
NNE
35
NNW
20
N
15
SSE
25
S
10
WSW
5
N
10
SW
15
NNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
on		cross-
on		cross-
on		cross-
on		cross-
off		offoffoffoffoffoffoffcross-
off		cross-
off		crosscross-
on		cross-
on		cross-
off		oncross-
off
High Tide
/ height (m)
8:26PM
1.69
8:50AM
1.60
9:21PM
1.64
9:45AM
1.54
10:19PM
1.60
10:45AM
1.51
11:18PM
1.60
11:42AM
1.51
12:12AM
1.62
12:34PM
1.53
1:01AM
1.66
1:19PM
1.57
1:44AM
1.71
Low Tide
/ height (m)
2:46AM
0.44
3:06PM
0.45
3:39AM
0.51
3:58PM
0.50
4:33AM
0.55
4:50PM
0.53
5:26AM
0.56
5:41PM
0.52
6:16AM
0.54
6:30PM
0.48
7:03AM
0.50
7:15PM
0.42
7:47AM
0.43
Sun
08
Monday
09
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunrise--7:16--7:16--7:18--7:18--7:20--7:22--7:22
Sunset8:02--8:01--8:00--7:58--7:55--7:54--7:52--
clear
light rain
rain showers
cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
clear
part cloud
part cloud
mod rain
clear
part cloud
clear
clear
Rain (mm)
-41-------------9----
Temp. °C201512121212131215161419211921161414151317
Feels °C (?)20138899891313111819141814121313814
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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View detailed surf forecast for Banks Peninsula - Magnet Bay at:
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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 12 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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