Banks Peninsula - Magnet Bay Surf Break

Lat Long: 43.87° S 172.80° E

Banks Peninsula - Magnet Bay 48 hour detailed Surf Forecast

Issued: 5 am 17 Aug 2026 (local time)

Forecast update in  hr  min

Today's Banks Peninsula - Magnet Bay sea temperature is
10.1° C
1.2° 

Banks Peninsula - Magnet Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Banks Peninsula - Magnet Bay today (17 Aug):

  • Morning surf: Morning surf (17 Aug, local time) - 4.5ft (1.4m), 14s period with SSW swell.
  • Afternoon surf: Afternoon surf (17 Aug, local time) - 4.5ft (1.3m), 14s period with SSW swell.
  • Evening surf: Evening surf (17 Aug, local time) - 3ft (0.9m), 13s period with SSW swell.

The current surf forecast for Banks Peninsula - Magnet Bay at 11AM is: 1.4m 14s primary swell from a South-southwest direction and 0.6m 8s secondary swell from a Southeast direction, 0.3m 3s secondary swell from a West direction (forecast issued at 05:00am August 17). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (17 Aug)4.5ft (1.4m)14s
Afternoon (17 Aug)4.5ft (1.3m)14s
Evening (17 Aug)3ft (0.9m)13s

Table - waves today at Banks Peninsula - Magnet Bay. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 5mm), mostly falling on Mon night. Very mild (max 10°C on Tue morning, min 5°C on Mon morning). Winds decreasing (strong winds from the SW on Tue morning, calm by Wed night).

Monday
17
Tuesday
18
Wednesday
19
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
3
2
2
1
1
0
0
0
0
0
0
0
0
0
0
0
!
!
!
1
2
3
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.5
SSW
15
1.5
SSW
15
1.4
SSW
14
1.3
SSW
14
1.3
SSW
14
1
SSW
13
0.9
SSW
13
1.6
SSW
6
2.3
SSW
7
3
SSW
8
3.5
SSW
8
4
SSW
9
4.5
SSW
10
4.5
SSW
10
4
S
10
4
S
14
3.5
S
15
3.5
S
15
3
S
14
2.5
S
14
2.4
S
14
2.1
S
13
1.9
S
13
Wave Graph
Metric surfscale
Energy kJ
911
886
752
642
624
356
289
191
473
879
1409
2541
3863
3937
3572
6249
5605
4568
3663
2886
2089
1507
1160
Wind (km/h)
10
WSW
10
WNW
10
WNW
15
W
15
WSW
15
SW
20
WSW
25
WSW
30
SW
30
SW
35
SW
40
SW
35
SSW
35
SSW
30
SSW
20
SSW
20
SW
15
W
15
SW
15
SSW
10
SW
5
SW
0
SSW
Wind State
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
on
on
on
on
on
cross-on
cross-on
cross-on
on
cross-on
on
cross-on
on
on
glassy
High Tide
6:48AM1.85m
7:14PM1.81m
7:44AM1.77m
8:08PM1.71m
8:41AM1.70m
Low Tide
00:43AM0.17m
1:07PM0.22m
1:34AM0.25m
2:02PM0.33m
2:26AM0.33m
2:57PM0.42m
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
light rain
light rain
rain showers
clear
light rain
rain showers
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:20
7:20
7:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:44
5:45
5:46
 mm
1
1
1
1
1
Temp °C
5
4
5
7
9
7
8
8
9
9
10
10
8
8
8
8
8
7
8
10
10
8
8
Feels °C
1
1
1
2
4
2
3
2
2
2
2
1
0
0
1
3
3
3
4
6
6
6
7
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
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