Banks Peninsula - Magnet Bay surf break

Banks Peninsula - Magnet Bay surfForecast / Canterbury / New Zealand

information circle16 Day Weather and Surf, issued 11 pm Friday 10 Apr 2026 NZST
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
15.6° C
(Which is 3.1°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 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Apr 11) at 9AM. The primary swell is predicted to be 0.9m and 8s period with a secondary swell of 0.2m and 12s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Banks Peninsula - Magnet Bay in the next 16 days are 3.0m 12s and forecast to arrive on Thursday (Apr 16) 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 2.5m 9s period and expected on Sunday (Apr 12) at 3AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Sat 11th Apr)3ft (0.9m) 8s
Best Surf 3PM (Thu 16th Apr)10ft (3.0m) 12s
Most Powerful 3PM (Thu 16th Apr)10ft (3.0m) 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 Forecast Light rain (total 2mm), mostly falling on Sun night. Very mild (max 18°C on Mon afternoon, min 12°C on Fri night). Wind will be generally light.

Days 3-6 Weather Summary Light rain (total 2mm), mostly falling on Wed night. Very mild (max 17°C on Mon night, min 10°C on Wed night). Mainly fresh winds.

Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Fri
17
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
1
1
2
3
3
3
1
2
4
3
0
2
2
0
2
0
3
!
3
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.8
ENE
0.9
E
1.7
ENE
2.1
ENE
1.8
ENE
1.8
ENE
1.5
E
2.4
E
2.4
E
1.9
E
1.4
E
1.1
E
0.6
E
0.5
E
0.6
E
1.6
W
2.4
SSW
3
SSW
2
SSW
1.1
SSW
0.8
SSW
Period(s) (?)1087899101212111010131312591210109
Wave
Graph
(?)Metric surfscale
Energy kJ (?)12011326360251053942317851792920410233119811041369922942834240108
Wind
(km/h)
20
NE
20
NE
15
NE
20
NE
5
NE
10
ENE
10
SSW
10
W
0
ENE
15
NNW
25
NW
15
NNW
15
NNW
15
W
0
SE
35
SW
5
NW
5
WNW
10
NNW
25
N
30
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffoffoffoffcross-
on
cross-
on
glasscross-
off
crosscross-
off
cross-
off
cross-
on
glassoncrosscross-
on
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
10:28PM
1.61
10:50AM
1.51
11:16PM
1.65
11:35AM
1.55
Low Tide
/ height (m)
4:38AM
0.52
4:49PM
0.47
5:23AM
0.47
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Fri
17
Sunrise-6:56--6:58--6:58--7:00--7:01--7:01--7:03-
Sunset--6:01--6:00--5:58--5:57--5:54--5:52--5:52
part cloud
part cloud
part cloud
part cloud
cloud
cloud
rain showers
part cloud
part cloud
part cloud
clear
cloud
clear
part cloud
part cloud
rain showers
part cloud
clear
clear
part cloud
part cloud
Rain (mm)
------2--------2-----
Temp. °C141516151717161718171617131415131416121818
Feels °C (?)11121313151516151815111310111491013101212
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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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