Banks Peninsula - Magnet Bay Surf Break

Lat Long: 43.87° S 172.80° E

Banks Peninsula - Magnet Bay Surf Forecast and Surf Report

Issued: 11 am 08 Jul 2026 (local time)

Forecast update in  hr  min

Today's Banks Peninsula - Magnet Bay sea temperature is
10.6° C
1.3° 

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 8 Jul 2026:

  • Best quality surf: Saturday 11 Jul, 12PM (local time) - 4ft (1.2m), 16s period, S swell with glassy winds.
  • Most powerful swell: Friday 10 Jul, 12AM (local time) - 4ft (1.2m), 17s period, SSW swell with 888 kJ wave energy.
  • Next surfable swell (1★+): Saturday 11 Jul, 12PM (local time) - 4ft (1.2m), 16s 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 (Jul 11) at 12PM. The primary swell is predicted to be 1.2m and 16s period with a secondary swell of 1.1m and 10s. 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 1.2m 17s and forecast to arrive on Friday (Jul 10) at 12AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 5s period and expected on Monday (Jul 13) at 6PM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+)12PM (Sat 11th Jul)4ft (1.2m) 16s
Best Surf12PM (Sat 11th Jul)4ft (1.2m) 16s
Most Powerful12AM (Fri 10th Jul)4ft (1.2m) 17s

Table - best surf conditions forecast for Banks Peninsula - Magnet Bay over the next 16 days.


Short Range Forecast

Light rain (total 3mm), mostly falling on Wed afternoon. Very mild (max 10°C on Wed morning, min 4°C on Fri night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 13°C on Mon afternoon, min 4°C on Sat morning). Winds increasing (calm on Sat afternoon, fresh winds from the NNE by Mon morning).

Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
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
1
0
0
1
3
1
1
2
3
3
2
2
2
1
2
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.5
ENE
11
1.5
E
11
1.6
E
10
1.8
E
10
1.5
SSW
13
1.2
SSW
17
1.7
E
10
1.6
E
11
1.3
E
10
1.2
S
16
1.1
S
15
1
S
13
0.8
SSW
10
0.7
SSW
10
0.6
SSW
10
0.6
SSW
13
0.5
SSW
12
0.7
ENE
7
0.7
ENE
7
0.6
ENE
7
0.2
S
21
Wave Graph
Metric surfscale
Energy kJ
476
535
535
703
735
888
633
577
327
771
551
355
144
104
75
133
87
38
48
31
35
Wind (km/h)
15
ESE
20
SE
25
S
25
S
15
SSW
10
SSW
10
WSW
10
WSW
10
W
5
WNW
0
SW
10
NNE
10
NE
15
NE
10
NNE
20
NNE
30
NNE
15
N
35
NNW
35
NNW
15
WNW
Wind State
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
glassy
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-on
High Tide
9:31AM1.64m
9:56PM1.67m
10:30AM1.71m
10:55PM1.70m
11:30AM1.81m
11:54PM1.76m
12:30PM1.92m
00:53AM1.83m
1:28PM2.03m
1:50AM1.91m
2:24PM2.12m
2:45AM1.97m
3:19PM2.18m
Low Tide
3:51PM0.37m
4:17AM0.33m
4:47PM0.34m
5:10AM0.27m
5:44PM0.30m
6:06AM0.20m
6:43PM0.24m
7:02AM0.12m
7:42PM0.17m
8:00AM0.04m
8:39PM0.11m
8:57AM-0.03m
9:36PM0.07m
cloud
light rain
light rain
cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
8:02
8:00
8:00
8:00
8:00
7:58
7:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:05
5:06
5:07
5:07
5:07
5:08
5:09
 mm
1
2
Temp °C
10
10
8
7
7
6
6
6
6
7
7
6
8
9
8
12
13
12
14
15
12
Feels °C
6
5
2
1
2
1
2
2
2
5
5
3
4
5
5
5
6
8
7
8
9
  • 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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