Banks Peninsula - Magnet Bay surf break

Banks Peninsula - Magnet Bay surfForecast / Canterbury / New Zealand

information circle12 Day Weather and Surf, issued 6 am Saturday 22 Nov 2025 NZDT
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
15.2° C
(Which is 3.7°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 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Nov 22) at 1PM. The primary swell is predicted to be 0.5m and 9s period with a secondary swell of 0.3m and 15s. Another secondary swell of 0.4m and 4s is also forecast. 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 12 days are 1.2m 12s and forecast to arrive on Monday (Nov 24) at 4PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 11s period and expected on Friday (Nov 28) at 4AM.

Wave TypeTime (NZDT) & Date Wave Height & Period
Next good surf (1 star+) 1PM (Sat 22nd Nov)1.5ft (0.5m) 9s
Best Surf 1PM (Mon 24th Nov)4ft (1.2m) 13s
Most Powerful 4PM (Mon 24th Nov)4ft (1.2m) 12s

Table - best surf conditions forecast for Banks Peninsula - Magnet Bay over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 3mm), mostly falling on Sun night. Very mild (max 15°C on Sun afternoon, min 9°C on Mon morning). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Warm (max 25°C on Thu morning, min 13°C on Tue morning). Wind will be generally light.

Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
1
0
1
0
0
0
1
2
2
2
2
2
2
2
1
2
0
0
0
0
1
Swell
Height Map
Wave Height (m) & direction (?)
0.5
ENE
0.7
ENE
0.4
SSW
0.4
SSW
0.5
SSW
0.8
SSW
1.1
SSW
1.2
SSW
1
SSW
1
SSW
1
SSW
0.9
SSW
1.6
ENE
1.4
ENE
1.3
ENE
1
ENE
1
ENE
0.4
ENE
0.8
ENE
0.9
ENE
0.8
ENE
Period(s) (?)99141313131312121111118899812111010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)488673659518637345428824924019131525024915813756146166111
Wind
(km/h)
10
E
20
ENE
10
NE
5
S
10
SE
15
SE
15
SE
10
E
10
NE
15
NE
20
ENE
10
NE
15
NE
20
NE
20
N
15
N
25
NNW
15
NNE
15
W
25
S
15
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
offcross-
on
crosscrosscrosscross-
off
offoffoffoffoffoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
on
cross-
on
off
High Tide
/ height (m)
6:01PM
1.64
6:27AM
1.76
6:45PM
1.60
7:11AM
1.73
7:29PM
1.56
7:55AM
1.69
8:14PM
1.53
8:41AM
1.67
9:00PM
1.52
9:27AM
1.66
9:48PM
1.52
10:16AM
1.67
10:39PM
1.57
Low Tide
/ height (m)
12:00PM
0.44
12:10AM
0.41
12:47PM
0.46
12:57AM
0.43
1:34PM
0.48
1:43AM
0.45
2:21PM
0.49
2:30AM
0.46
3:08PM
0.48
3:17AM
0.44
3:54PM
0.46
4:04AM
0.42
4:39PM
0.41
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Sunrise5:47--5:47--5:46--5:45--5:45--5:43--5:43--
Sunset-8:42--8:43--8:44--8:45--8:46--8:47--8:49-
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
light rain
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
Rain (mm)
-----21--------------
Temp. °C13141214151391112141415222019252321211912
Feels °C (?)11912131312689111115191715211918181410
  • 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 12 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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