Banks Peninsula - Magnet Bay surf break

Banks Peninsula - Magnet Bay surfForecast / Canterbury / New Zealand

information circle12 Day Weather and Surf, issued 6 pm Friday 14 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
14.6° C
(Which is 3.3°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 Saturday (Nov 15) at 7AM. The primary swell is predicted to be 1.1m and 9s period with a secondary swell of 0.2m and 13s. Another secondary swell of 1.6m and 6s is also forecast. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Banks Peninsula - Magnet Bay in the next 12 days are 1.7m 10s and forecast to arrive on Sunday (Nov 16) at 10PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 7s period and expected on Monday (Nov 17) at 4AM.

Wave TypeTime (NZDT) & Date Wave Height & Period
Next good surf (1 star+) 7AM (Sat 15th Nov)3.5ft (1.1m) 9s
Best Surf 4AM (Sun 16th Nov)4ft (1.2m) 11s
Most Powerful10PM (Sun 16th Nov)5.5ft (1.7m) 10s

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 6mm), mostly falling on Fri night. Warm (max 21°C on Mon morning, min 8°C on Fri night). Mainly fresh winds.

Days 3-6 Weather Summary Mostly dry. Warm (max 23°C on Mon afternoon, min 14°C on Tue night). Winds decreasing (fresh winds from the N on Tue afternoon, calm by Wed night).

Fri
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
2
0
1
1
2
2
2
2
2
1
1
1
0
2
0
1
2
2
2
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.4
ENE
1.2
E
1
E
0.9
E
1.2
E
1.1
E
1.3
ENE
0.9
ENE
1.4
ENE
1.4
ENE
1.1
ENE
1.6
ENE
1.5
ENE
1.5
ENE
1.4
ENE
1.4
ENE
1.1
ENE
0.9
ENE
0.9
ENE
0.9
ENE
0.8
ENE
Period(s) (?)999911111010101010999910910101010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)314246173133332286346173378341235398329367321341211184176140105
Wind
(km/h)
15
NE
30
SSW
10
W
5
ENE
5
SSW
10
NE
25
NE
15
NE
5
N
15
N
20
N
25
NNE
30
N
10
NW
15
WSW
10
S
5
NW
5
ENE
10
E
15
NW
10
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offcross-
on
cross-
on
glassglassoffoffoffcross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
oncross-
on
glassoffcross-
off
crosscross-
on
High Tide
/ height (m)
12:45AM
1.75
1:08PM
1.79
1:34AM
1.75
1:54PM
1.76
2:18AM
1.75
2:36PM
1.73
3:00AM
1.76
3:16PM
1.71
3:40AM
1.78
3:56PM
1.70
4:20AM
1.79
4:37PM
1.68
5:01AM
1.80
Low Tide
/ height (m)
6:28PM
0.26
6:48AM
0.29
7:15PM
0.28
7:36AM
0.32
7:59PM
0.30
8:21AM
0.34
8:40PM
0.31
9:04AM
0.36
9:19PM
0.33
9:46AM
0.38
10:00PM
0.34
10:30AM
0.40
10:41PM
0.36
11:14AM
0.41
Fri
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Sunrise--5:54--5:52--5:52--5:50--5:50--5:48--5:48
Sunset8:30--8:31--8:34--8:35--8:36--8:37--8:38--
clear
rain showers
rain showers
rain showers
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
-312-----------------
Temp. °C181612111013131221231921211916171520212020
Feels °C (?)15999797819201615151614161418191918
  • 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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