Banks Peninsula - Magnet Bay surf break

Banks Peninsula - Magnet Bay surfForecast / Canterbury / New Zealand

information circle16 Day Weather and Surf, issued 5 am Saturday 30 May 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
12.4° C
(Which is 2.1°C warmer than normal for this time of year)

Banks Peninsula - Magnet Bay surf forecast from 29 May 2026:

  • Best quality surf: Saturday 30 May, 12PM (local time) - 5ft (1.5m), 12s period, S swell with offshore winds.
  • Most powerful swell: Saturday 30 May, 12PM (local time) - 5ft (1.5m), 12s period, S swell with 586 kJ wave energy.
  • Next surfable swell (1★+): Saturday 30 May, 12PM (local time) - 5ft (1.5m), 12s 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 Saturday (May 30) at 12PM. The primary swell is predicted to be 1.5m and 12s period with a secondary swell of 0.8m and 10s. 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 1.5m 12s and forecast to arrive on Saturday (May 30) at 12PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.1m 9s period and expected on Tuesday (Jun 02) at 12AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+)12PM (Sat 30th May)5ft (1.5m) 12s
Best Surf12PM (Sat 30th May)5ft (1.5m) 12s
Most Powerful12PM (Sat 30th May)5ft (1.5m) 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

Mostly dry. Warm (max 21°C on Mon morning, min 11°C on Sat morning). Wind will be generally light.

Days 4-6 Weather Summary

Some drizzle, heaviest during Tue night. Very mild (max 15°C on Thu night, min 10°C on Wed night). Winds increasing (calm on Tue night, fresh winds from the N by Thu night).

Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
2
2
0
1
1
1
1
0
1
1
1
2
2
1
1
1
0
2
2
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
S
12
1.1
SSW
11
1
S
11
0.6
S
9
0.5
SSW
11
0.4
SSW
14
0.8
ENE
8
0.9
ENE
8
0.3
SSW
13
1.4
ENE
10
1.4
ENE
10
1.2
ENE
10
1.1
ENE
11
1
ENE
11
0.7
ENE
10
0.9
ENE
10
0.5
ENE
9
1.6
ENE
7
1
ENE
8
0.9
ENE
8
0.7
S
11
Wave Graph
Metric surfscale
Energy kJ
702
314
223
60
73
69
76
126
34
351
373
285
265
234
83
132
47
235
130
119
123
Wind (km/h)
15
NE
10
NE
10
N
20
NNE
20
NNE
20
NNE
15
NNE
20
NNE
25
NE
10
SSW
5
SSW
5
SE
10
ESE
10
ENE
15
NE
15
NE
5
NE
30
N
10
NNW
10
ENE
10
NNW
off
off
cross-off
cross-off
off
off
off
off
off
cross-on
on
cross
cross-off
off
off
off
glassy
cross-off
cross-off
off
cross-off
High Tide
3:07PM1.80m
3:23AM1.69m
3:48PM1.81m
4:05AM1.68m
4:31PM1.81m
4:48AM1.66m
5:14PM1.79m
5:31AM1.63m
5:57PM1.76m
6:15AM1.60m
6:41PM1.72m
6:59AM1.56m
7:25PM1.68m
Low Tide
9:16PM0.40m
9:28AM0.35m
10:01PM0.41m
10:11AM0.37m
10:46PM0.43m
10:56AM0.38m
11:32PM0.44m
11:42AM0.40m
00:18AM0.45m
12:28PM0.42m
1:04AM0.46m
1:13PM0.43m
1:49AM0.47m
part cloud
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
light rain
cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:50
7:50
7:52
7:52
7:54
7:54
7:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:00
5:00
5:00
4:59
4:59
4:59
4:58
1
Temp °C
12
13
15
17
18
18
21
20
18
13
13
11
12
12
12
13
14
15
15
15
13
9
11
10
13
14
15
18
17
15
12
12
10
10
10
9
12
11
10
12
13
11
Swell 1
Height (m)
Direction
Period (s)
1.6
S
12
1.1
SSW
11
1
S
11
0.5
SSW
10
0.5
SSW
11
0.4
SSW
14
0.8
ENE
8
0.9
ENE
8
1.4
NE
9
1.4
ENE
10
1.4
ENE
10
1.2
ENE
10
1.1
ENE
11
1
ENE
11
0.7
ENE
10
0.4
SSW
9
0.5
ENE
9
1.1
E
7
1
ENE
8
0.9
ENE
8
0.7
S
11
Energy kJ
702
314
223
59
73
69
76
126
330
351
373
285
265
234
83
29
47
113
130
119
123
Swell 2
Height (m)
Direction
Period (s)
0.9
SSE
11
0.7
SSE
10
0.8
ENE
7
0.6
S
9
0.4
SSE
10
0.2
SSE
9
0.3
SSW
13
0.3
SSW
12
0.3
SSW
13
0.3
SSW
12
0.3
SSW
11
0.3
SSW
10
0.4
SSW
9
0.5
S
9
0.6
ESE
6
0.4
SE
6
0.4
SE
5
0.4
SSW
12
0.5
S
11
0.6
S
11
0.6
ENE
8
Energy kJ
161
94
53
60
31
8
31
30
34
28
24
21
28
40
22
8
7
56
59
85
49
Swell 3
Height (m)
Direction
Period (s)
0.1
E
12
0.3
S
9
0.2
S
9
0.1
S
8
0.1
S
12
0.1
S
11
0.2
S
13
0.3
SSW
12
0.4
SSE
4
0.5
S
10
0.1
S
15
0.3
S
9
0.2
S
8
0.2
SSW
12
0.1
SW
12
Energy kJ
3
14
6
1
3
2
14
29
7
50
4
14
5
13
6
Wind waves
Height (m)
Direction
Period (s)
0.9
NE
4
0.8
ENE
5
0.3
NNW
3
1.2
NE
4
1.1
NE
5
1.2
NE
4
0.6
N
4
1.5
NE
8
2.1
NE
9
0.5
S
3
0.4
NE
2
0.9
ENE
10
0.6
ENE
4
1.6
ENE
7
0.4
NW
3
0.5
NW
3
0.6
NW
3
Energy kJ
27
36
1
54
54
54
9
306
686
5
2
132
12
235
2
5
7
Nearest Offshore or Glassy
Rating
(10 max)
3
2
2
1
1
1
1
1
2
4
3
3
2
2
1
1
1
1
2
2
1
Distance (km)
0
0
0
27
0
0
0
0
84
28
28
28
0
0
0
0
0
76
0
0
0
Best forecast wave conditions in Canterbury
Rating
(10 max)
3
2
2
1
2
1
1
2
2
4
3
3
3
3
1
1
1
2
2
2
2
Best forecast wave conditions in New Zealand
Rating
(10 max)
4
3
2
4
4
2
4
4
4
4
4
4
4
3
3
1
1
3
3
2
2
Header Global
Rating
(10 max)
5
5
5
7
7
6
5
5
4
4
5
4
4
5
5
5
5
5
5
5
5
  • 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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