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Banks Peninsula - Magnet Bay Surf Forecast
/ Canterbury (28 surf breaks) /
Surf Forecasts:
Banks Peninsula - Magnet Bay surfForecast / Canterbury / New Zealand
48hr Weather and Surf, issued 5 am Thursday 21 Aug 2025 NZST
How big are the waves at Banks Peninsula - Magnet Bay today?
The current surf forecast for Banks Peninsula - Magnet Bay at 9AM is: 2.0m 15s primary swell from a South direction (forecast issued at 05:00am August 21). An open ocean swell of 0.1m 9s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 6.5ft (2.0m) | 15s |
| Afternoon (21 Aug) | 6ft (1.8m) | 14s |
| Evening (21 Aug) | 5.5ft (1.7m) | 14s |
Table - waves today at Banks Peninsula - Magnet Bay. (Swell directed towards the surf break)
Thursday 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
| 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 11 | 15 | 16 | 15 | 14 | 14 | 10 | 9 | 18 | 9 | 8 | 8 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 1884 | 1953 | 1879 | 1571 | 1355 | 1300 | 1166 | 1050 | 933 | 941 | 459 | 891 | 799 | 889 | 817 | 679 | 393 | 397 | 391 | 304 | 206 | 168 | 138 | 178 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | on | on | on | glass | cross- on | cross- on | cross | cross- on | cross- on | on | glass | off | off | off | off | off | glass | off | off | off | off |
High Tide / height (m) | 1:33AM 1.86 | 2:04PM 2.01 | 2:22AM 1.88 | 2:51PM 2.01 | 3:09AM 1.89 | 3:36PM 1.99 | ||||||||||||||||||
Low Tide / height (m) | 7:41AM 0.13 | 8:16PM 0.21 | 8:32AM 0.11 | 9:04PM 0.19 | 9:20AM 0.11 | 9:50PM 0.19 | ||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
| Sunrise | - | - | 7:15 | - | - | - | - | - | - | - | 7:13 | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - |
| Sunset | - | - | - | - | 5:49 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:51 | - | - | - |
 | |  | |  |  | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 8 | 9 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 9 | 9 | 8 | 7 | 7 | 7 | 6 | 8 | 9 | 9 | 8 | 7 | 7 |
| Feels °C (?) | 4 | 4 | 6 | 6 | 6 | 5 | 6 | 6 | 4 | 4 | 4 | 6 | 6 | 6 | 4 | 4 | 4 | 3 | 5 | 7 | 6 | 5 | 4 | 4 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Canterbury
Wind reports 29 km away suggest it is still onshore at Banks Peninsula - Magnet Bay (moderate winds from the SSW at CHGPC Allandale). A 1.8m groundswell from the S
29 km away, 44 min ago
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