Banks Peninsula - Magnet Bay Surf Break
Lat Long: 43.87° S 172.80° E

Banks Peninsula - Magnet Bay Surf Forecast and Surf Report

Weather Forecast for Banks Peninsula - Magnet Bay

Issued: 11 am 04 Jun 2026 (local time)

Forecast update in  hr  min

Today's Banks Peninsula - Magnet Bay sea temperature is
12.6° C

2.6°C warmer than normal for this time of year

Banks Peninsula - Magnet Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Banks Peninsula - Magnet Bay surf forecast from 4 Jun 2026:

  • Best quality surf: Sunday 7 Jun, 9AM (local time) - 10ft (3.0m), 9s period, SSW swell with onshore winds.
  • Most powerful swell: Tuesday 9 Jun, 6AM (local time) - 15ft (4.5m), 16s period, SSW swell with 10,236 kJ wave energy.
  • Next surfable swell (1★+): Friday 5 Jun, 9AM (local time) - 1.5ft (0.5m), 8s period with ENE 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 Friday (Jun 05) at 9AM. The primary swell is predicted to be 0.5m and 8s period with a secondary swell of 0.3m and 12s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Banks Peninsula - Magnet Bay in the next 16 days are 4.5m 16s and forecast to arrive on Tuesday (Jun 09) at 6AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 4s period and expected on Friday (Jun 05) at 3AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Fri 5th Jun)1.5ft (0.5m) 8s
Best Surf 9AM (Sun 7th Jun)10ft (3.0m) 9s
Most Powerful 6AM (Tue 9th Jun)15ft (4.5m) 16s

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

Moderate rain (total 12mm), heaviest on Sat night. Very mild (max 17°C on Thu afternoon, min 7°C on Sat night). Winds increasing (calm on Fri afternoon, fresh winds from the SW by Sat night).

Days 4-6 Weather Summary

Mostly dry. Very mild (max 16°C on Mon afternoon, min 7°C on Tue morning). Winds decreasing (strong winds from the SSW on Mon night, calm by Tue afternoon).

Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
0
1
0
0
0
0
0
!
3
3
1
1
0
!
!
6
3
4
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
ENE
6
0.8
ENE
6
0.4
SSW
13
0.5
ENE
8
0.2
SSW
12
0.7
ENE
8
0.4
SSW
10
0.5
S
11
1
SSW
10
3
SSW
9
2
SSW
9
1.4
SSW
9
0.7
SSW
16
1.2
SSW
16
2.4
SSW
16
3.5
S
16
3
S
18
2.5
S
18
2.1
S
13
1.9
S
12
1.6
S
12
Wave Graph
Metric surfscale
Energy kJ
50
56
55
39
15
59
35
59
222
1411
673
321
269
671
2866
5368
4762
3820
1475
1083
714
Wind (km/h)
10
NNE
15
N
20
N
15
NNE
5
NNW
10
WNW
20
S
15
S
35
SSW
15
SW
10
N
15
NNW
15
NW
20
WNW
40
SSW
10
NW
5
NNW
10
NNW
5
NW
0
WNW
5
N
Wind State
off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
on
cross-off
cross-off
cross
cross
on
cross
cross-off
cross-off
cross
glassy
cross-off
High Tide
6:41PM1.72m
6:59AM1.56m
7:25PM1.68m
7:43AM1.53m
8:08PM1.65m
8:28AM1.52m
8:53PM1.64m
9:15AM1.54m
9:40PM1.65m
10:05AM1.59m
10:29PM1.68m
10:57AM1.67m
11:22PM1.72m
Low Tide
12:28PM0.42m
1:04AM0.46m
1:13PM0.43m
1:49AM0.47m
1:58PM0.44m
2:33AM0.46m
2:43PM0.43m
3:17AM0.44m
3:30PM0.41m
4:01AM0.40m
4:18PM0.38m
4:47AM0.34m
5:10PM0.33m
part cloud
cloud
part cloud
clear
part cloud
part cloud
light rain
light rain
rain showers
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:54
7:54
7:56
7:56
7:56
7:58
7:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:59
4:58
4:58
4:58
4:57
4:57
4:57
 mm
1
1
10
Temp °C
14
17
16
17
17
14
12
11
10
10
10
10
14
16
9
11
13
12
13
14
13
Feels °C
12
14
10
13
15
12
8
8
9
7
6
6
10
12
-2
7
9
8
9
11
9
Swell 1
Height (m)
Direction
Period (s)
0.9
ENE
6
0.8
ENE
6
0.6
ENE
7
0.5
ENE
8
0.7
NE
8
0.7
ENE
8
0.5
ENE
8
1
S
5
0.6
ENE
9
0.3
ENE
9
2
SSW
9
1.4
SSW
9
0.9
SSW
10
1.2
SSW
16
0.1
SE
13
3.5
S
16
3
S
18
2.5
S
18
2.1
S
13
1.9
S
12
1.6
S
12
Energy kJ
45
56
41
39
69
59
35
52
53
15
673
321
184
671
7
5368
4762
3820
1475
1083
714
Swell 2
Height (m)
Direction
Period (s)
0.5
ENE
9
0.4
SSW
9
0.4
ENE
9
0.3
SSW
12
0.2
SSW
12
0.3
SSW
12
0.4
SSW
10
0.5
ENE
8
0.1
SE
15
0.1
SE
15
0.2
ENE
10
0.6
S
17
0.7
SSW
16
0.1
SE
14
0.1
E
9
0.2
ESE
12
1.5
S
18
0.7
S
16
1.3
SSW
13
Energy kJ
50
26
30
29
15
27
33
38
8
9
9
210
269
7
2
15
1373
262
555
Swell 3
Height (m)
Direction
Period (s)
0.5
S
9
0.4
ENE
9
0.4
SSW
13
0.1
S
8
0.2
SSW
9
0.2
SSW
8
0.3
S
12
0.5
S
11
0.5
SSE
5
0.2
S
21
0.2
ENE
9
0.1
SE
14
0.1
NE
10
0.1
E
9
Energy kJ
43
34
55
1
8
7
26
59
15
35
8
8
4
2
Wind waves
Height (m)
Direction
Period (s)
1.1
NE
6
0.5
N
3
1
N
4
0.8
NNE
4
0.4
NNW
3
0.3
WSW
2
1
SSW
10
3
SSW
9
0.6
WNW
4
0.5
NW
3
0.4
NW
3
2.4
SSW
16
Energy kJ
75
4
40
17
4
1
222
1411
8
4
3
2866
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
2
1
1
1
1
3
3
3
2
3
4
2
5
6
4
4
4
Distance (km)
0
4
4
0
27
4
30
28
94
30
0
0
4
26
206
32
4
0
4
0
0
Best forecast wave conditions in Canterbury
Rating
(10 max)
2
1
1
2
2
2
1
1
1
3
3
3
3
3
4
5
6
4
4
4
Best forecast wave conditions in New Zealand
Rating
(10 max)
3
1
3
3
3
3
3
3
1
4
4
4
3
3
5
6
5
9
5
5
5
Header Global
Rating
(10 max)
5
4
5
5
6
9
9
9
9
8
7
8
7
6
6
6
8
9
8
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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