Banks Peninsula - Magnet Bay surf break

Banks Peninsula - Magnet Bay surfForecast / Canterbury / New Zealand

information circle12 Day Weather and Surf, issued 6 am Sunday 23 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
15.8° C
(Which is 4.3°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 Monday (Nov 24) at 1PM. The primary swell is predicted to be 0.9m and 12s period with a secondary swell of 0.9m and 7s. 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 1.7m 9s and forecast to arrive on Wednesday (Nov 26) at 7AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 9s period and expected on Wednesday (Nov 26) at 10AM.

Wave TypeTime (NZDT) & Date Wave Height & Period
Next good surf (1 star+) 1PM (Mon 24th Nov)3ft (0.9m) 12s
Best Surf 7AM (Wed 26th Nov)5.5ft (1.7m) 9s
Most Powerful 7AM (Wed 26th Nov)5.5ft (1.7m) 9s

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 17°C on Tue night, min 9°C on Sun night). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Warm (max 25°C on Thu afternoon, min 11°C on Fri night). Winds decreasing (fresh winds from the N on Wed afternoon, light winds from the SW by Fri morning).

Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
1
0
0
1
2
2
2
2
2
1
0
1
1
0
0
0
0
1
1
0
2
Swell
Height Map
Wave Height (m) & direction (?)
0.4
SSW
0.5
SSW
0.6
SSW
1.1
SSW
1.3
SSW
1.1
SSW
1
SSW
0.9
SSW
1.5
ENE
0.7
SSW
1.4
ENE
0.6
SSW
0.5
SSW
0.8
ENE
0.2
ENE
0.1
SW
0.6
ENE
0.5
ENE
0.8
ENE
0.6
ENE
0.7
SSW
Period(s) (?)13131381212111081191110813101110101016
Wave
Graph
(?)Metric surfscale
Energy kJ (?)6595125163459343245195302128301935973164766012864259
Wind
(km/h)
5
S
10
SSE
20
SSE
10
SE
10
E
10
NE
15
NE
20
NE
10
NNE
25
NE
35
N
15
NNW
10
N
20
NNE
15
NNE
10
SW
20
SSE
15
ENE
5
NE
10
SE
10
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscrosscross-
on
crosscross-
off
offoffoffoffoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
oncrossoffoffcrossoff
High Tide
/ height (m)
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
11:06AM
1.70
11:32PM
1.64
Low Tide
/ height (m)
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
4:53AM
0.37
5:26PM
0.35
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunrise5:47--5:46--5:45--5:45--5:43--5:43--5:43--
Sunset-8:43--8:44--8:45--8:46--8:47--8:49--8:50-
part cloud
part cloud
light rain
light rain
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
clear
part cloud
clear
part cloud
clear
cloud
Rain (mm)
--21-----------------
Temp. °C141513101111141517212217212520201412161614
Feels °C (?)1313118891111141716141922181999141413
  • 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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