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 pm 04 Jun 2026 (local time)

Forecast update in  hr  min

Today's Banks Peninsula - Magnet Bay sea temperature is
12.3° C

2.3°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, 12PM (local time) - 10ft (3.0m), 9s period, SSW swell with cross-onshore winds.
  • Most powerful swell: Tuesday 9 Jun, 6AM (local time) - 11ft (3.5m), 15s period, SSW swell with 4,743 kJ wave energy.
  • Next surfable swell (1★+): Friday 5 Jun, 9AM (local time) - 2.5ft (0.8m), 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 0.8m 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 3.5m 15s and forecast to arrive on Tuesday (Jun 09) at 6AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Friday (Jun 05) at 6AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Fri 5th Jun)2.5ft (0.8m) 8s
Best Surf12PM (Sun 7th Jun)10ft (3.0m) 9s
Most Powerful 6AM (Tue 9th Jun)11ft (3.5m) 15s

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 7mm), mostly falling on Sat night. Very mild (max 17°C on Thu night, min 8°C on Sat night). Winds increasing (calm on Fri afternoon, fresh winds from the SW by Sat night).

Days 5-7 Weather Summary

Mostly dry. Very mild (max 15°C on Mon afternoon, min 8°C on Sun night). Winds decreasing (fresh winds from the SSW on Mon night, calm by Wed afternoon).

Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thu
11
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
0
1
1
0
0
0
0
0
4
2
2
1
0
!
5
3
4
3
2
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
ENE
9
0.8
ENE
8
0.7
ENE
8
0.7
ENE
8
0.5
ENE
8
0.5
S
11
1
SSW
10
3.5
SSW
9
2.4
SSW
9
0.6
S
17
1.1
SSW
16
1.1
SSW
16
1.5
SSW
16
3
SSW
16
2.4
S
17
1.8
S
13
1.8
S
13
1.7
S
12
1.5
S
12
1.1
S
11
1
S
10
Wave Graph
Metric surfscale
Energy kJ
79
76
59
58
37
59
194
1988
963
220
669
628
1082
3840
3433
1087
1037
855
647
286
198
Wind (km/h)
25
N
10
NNE
5
NNW
10
WNW
15
S
5
S
35
SSW
25
SW
10
ENE
10
N
15
NW
15
WNW
35
SSW
5
NW
10
NNE
5
NW
5
NW
0
ENE
15
NW
10
NW
5
NE
Wind State
cross-off
cross-off
glassy
cross-on
cross-on
cross-on
cross-on
on
off
cross-off
cross
cross-on
cross-on
glassy
off
cross
cross-off
glassy
cross
cross-off
glassy
High Tide
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
11:52AM1.77m
Low Tide
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
5:35AM0.27m
part cloud
part cloud
cloud
rain showers
light rain
cloud
rain showers
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:54
7:56
7:56
7:56
7:58
7:58
7:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:58
4:58
4:58
4:57
4:57
4:57
4:57
 mm
1
1
5
Temp °C
17
16
16
13
12
11
10
10
11
10
13
15
11
10
11
11
14
14
11
15
15
Feels °C
13
14
15
11
10
9
8
6
8
6
9
12
4
7
8
9
12
12
8
12
13
Swell 1
Height (m)
Direction
Period (s)
0.7
ENE
9
0.8
ENE
8
0.7
ENE
8
0.7
ENE
8
0.5
ENE
8
0.8
S
5
0.6
ENE
9
0.2
ENE
9
2.4
SSW
9
1.1
SSW
9
1.1
SSW
16
1.1
SSW
16
1.5
SSW
16
3
SSW
16
2.4
S
17
1.8
S
13
1.8
S
13
1.7
S
12
1.5
S
12
1.1
S
11
1
S
10
Energy kJ
79
76
59
58
37
29
49
8
963
193
669
628
1082
3840
3433
1087
1037
855
647
286
198
Swell 2
Height (m)
Direction
Period (s)
0.4
SSW
13
0.3
SSW
12
0.2
SSW
12
0.3
SSW
12
0.3
S
12
0.5
ENE
8
0.5
S
6
0.1
SE
15
0.2
S
21
0.6
S
17
0.1
SE
14
0.1
SE
14
0.1
SE
13
0.2
ESE
12
1.1
S
18
0.5
S
17
0.3
SSW
15
1.1
S
12
0.6
SSW
15
0.6
SSW
16
Energy kJ
63
29
15
27
26
35
16
9
34
220
8
7
7
15
727
149
42
322
174
191
Swell 3
Height (m)
Direction
Period (s)
0.2
S
8
0.1
E
13
0.2
SSW
9
0.2
SSW
8
0.1
S
18
0.5
S
11
0.4
SSW
10
0.1
SE
16
0.1
SE
15
0.1
E
10
0.1
E
9
0.1
NE
9
Energy kJ
5
3
8
7
7
59
35
10
8
2
2
3
Wind waves
Height (m)
Direction
Period (s)
1
N
4
0.7
N
4
0.5
NNW
4
1
S
4
1
SSW
10
3.5
SSW
9
0.5
NNW
3
0.5
NW
3
0.4
NW
3
0.3
NW
2
Energy kJ
35
15
8
35
194
1988
6
5
3
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
4
4
2
3
2
3
4
5
4
4
3
3
2
2
Distance (km)
4
0
0
4
30
28
28
30
0
0
4
4
30
4
0
4
0
0
4
0
0
Best forecast wave conditions in Canterbury
Rating
(10 max)
1
2
2
2
1
1
1
4
4
2
3
3
3
5
5
4
4
3
3
2
3
Best forecast wave conditions in New Zealand
Rating
(10 max)
3
3
3
3
3
3
1
5
4
5
5
3
9
9
5
5
4
5
5
4
5
Header Global
Rating
(10 max)
5
5
6
9
8
9
9
6
8
8
8
6
9
9
9
8
5
5
5
5
5
  • 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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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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