Banks Peninsula - Magnet Bay surf break

Banks Peninsula - Magnet Bay surfForecast / Canterbury / New Zealand

information circle16 Day Weather and Surf, issued 11 am Wednesday 13 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
13.4° C
(Which is 2.4°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 Thursday (May 14) at 9PM. The primary swell is predicted to be 1.8m and 13s period with a secondary swell of 0.4m and 18s. 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 2.4m 13s and forecast to arrive on Wednesday (May 13) at 6PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 3s period and expected on Wednesday (May 20) at 6PM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Thu 14th May)6ft (1.8m) 13s
Best Surf 9PM (Thu 14th May)6ft (1.8m) 13s
Most Powerful 6PM (Wed 13th May)8ft (2.4m) 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 Forecast

Mostly dry. Very mild (max 12°C on Thu morning, min 7°C on Thu night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 10°C on Sat morning, min 8°C on Sat night). Wind will be generally light.

Wednesday
13
Thursday
14
Friday
15
Saturday
16
Sunday
17
Monday
18
Tuesday
19
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
!
2
3
3
2
4
4
2
2
2
2
2
2
2
1
0
1
0
0
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3.5
SSW
13
2.5
S
13
2.1
S
12
2.4
SSW
10
1.7
S
9
1.9
S
14
1.8
S
14
1.7
S
13
1.5
S
12
1.3
S
11
1.2
S
10
1
S
10
0.9
S
10
0.8
S
9
0.5
S
8
0.3
ENE
10
0.5
S
8
0.3
SSE
9
0.3
ENE
9
0.3
SSW
16
0.2
SSW
14
Wave Graph
Metric surfscale
Energy kJ
4162
2469
1174
1021
450
1403
1207
956
604
396
308
194
145
102
30
19
29
17
17
50
18
Wind (km/h)
15
SW
15
SW
5
SW
10
SSW
10
S
5
SSE
5
S
10
S
10
SSW
5
SSE
5
ESE
5
NNE
5
NNE
10
ENE
10
NE
10
NE
5
ENE
5
NNE
0
NE
5
SSE
5
N
on
on
on
cross-on
cross-on
glassy
glassy
cross-on
cross-on
glassy
glassy
off
off
off
off
off
glassy
off
glassy
glassy
glassy
High Tide
12:23PM1.73m
00:46AM1.80m
1:12PM1.85m
1:35AM1.86m
2:03PM1.96m
2:26AM1.91m
2:56PM2.06m
3:19AM1.95m
3:50PM2.12m
4:13AM1.97m
4:46PM2.15m
5:09AM1.96m
5:44PM2.14m
Low Tide
6:30PM0.25m
6:55AM0.21m
7:22PM0.19m
7:44AM0.13m
8:15PM0.14m
8:36AM0.07m
9:11PM0.10m
9:31AM0.03m
10:09PM0.09m
10:28AM0.01m
11:09PM0.09m
11:27AM0.02m
00:09AM0.11m
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:33
7:35
7:35
7:37
7:37
7:39
7:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:15
5:14
5:13
5:12
5:10
5:09
5:08
Temp °C
11
11
11
12
11
8
10
10
9
10
10
9
9
9
8
9
9
8
10
10
8
8
8
10
10
9
7
8
8
7
8
8
7
7
6
5
7
7
6
10
9
6
Swell 1
Height (m)
Direction
Period (s)
3
S
13
2.5
S
13
2.1
S
12
1.9
S
9
1.7
S
9
1.9
S
14
1.8
S
14
1.7
S
13
1.5
S
12
1.3
S
11
1.2
S
10
1
S
10
0.9
S
10
0.8
S
9
0.5
S
8
0.4
SSE
7
0.5
S
8
0.3
SSE
9
0.3
SSE
8
0.3
S
8
0.2
SSW
14
Energy kJ
3304
2469
1174
614
450
1403
1207
956
604
396
308
194
145
102
30
18
29
16
13
11
18
Swell 2
Height (m)
Direction
Period (s)
0.5
S
22
0.4
S
20
0.6
S
17
0.6
S
15
0.7
S
14
0.3
E
9
0.2
E
9
0.2
ENE
9
0.2
ENE
9
0.3
ENE
10
0.3
ENE
12
0.4
SSW
17
0.4
SSW
16
0.4
SSW
16
0.4
SSW
8
0.3
SSW
8
0.3
ENE
10
0.3
ENE
9
0.3
ENE
9
0.3
SSW
16
0.2
ENE
11
Energy kJ
227
122
214
172
189
16
7
8
9
22
26
101
85
84
28
14
18
17
17
50
11
Swell 3
Height (m)
Direction
Period (s)
0.4
ENE
11
0.4
ENE
10
0.3
E
10
0.3
E
10
0.3
E
10
0.1
SE
12
0.1
S
11
0.1
S
24
0.1
S
21
0.2
S
19
0.3
ENE
11
0.3
ENE
11
0.3
ENE
11
0.3
ENE
10
0.3
ENE
10
0.2
SSW
12
0.2
SSW
7
0.2
ENE
4
0.2
ENE
11
0.1
SE
8
Energy kJ
37
35
18
17
17
6
2
11
9
30
25
23
22
20
19
15
5
2
11
2
Wind waves
Height (m)
Direction
Period (s)
3.5
SSW
13
2.4
SSW
10
0.2
ENE
2
0.3
ENE
3
0.4
ENE
3
0.4
ENE
4
0.4
ENE
4
0.4
NE
4
Energy kJ
4162
1021
1
1
3
4
5
3
Nearest Offshore or Glassy
Rating
(10 max)
1
1
4
4
2
4
4
3
2
2
2
2
2
2
1
1
1
1
1
1
1
Distance (km)
28
28
30
30
30
0
0
30
30
0
0
0
0
0
0
26
0
27
27
0
27
Best forecast wave conditions in Canterbury
Rating
(10 max)
4
4
4
4
2
4
4
3
2
2
2
2
2
2
1
1
1
1
1
1
1
Best forecast wave conditions in New Zealand
Rating
(10 max)
9
9
7
5
4
4
4
4
4
4
3
4
4
3
3
3
3
3
3
3
3
Header Global
Rating
(10 max)
9
9
9
5
4
5
5
5
5
4
4
5
5
5
4
4
4
4
4
4
4
  • 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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