Surf Forecasts:
How big are the waves at Banks Peninsula - Magnet Bay today (21 Sep):
- Afternoon surf: Afternoon surf (21 Sep, local time) - 5ft (1.5m), 12s period with S swell.
- Evening surf: Evening surf (21 Sep, local time) - 4ft (1.2m), 11s period with S swell.
The current surf forecast for Banks Peninsula - Magnet Bay at 10PM is: 1.1m 11s primary swell from a South direction and 0.7m 4s secondary swell from a Northwest direction (forecast issued at 05:00pm September 21). An open ocean swell of 0.4m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | - | - |
| Afternoon (21 Sep) | 5ft (1.5m) | 12s |
| Evening (21 Sep) | 4ft (1.2m) | 11s |
Table - waves today at Banks Peninsula - Magnet Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Mon night. Very mild (max 15°C on Mon afternoon, min 5°C on Wed night). Winds increasing (light winds from the NE on Mon afternoon, strong winds from the SSW by Tue night). | |||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | S 12 | S 12 | S 11 | S 11 | S 6 | S 7 | SSW 8 | SSW 7 | S 16 | S 16 | SSW 16 | SSW 8 | SSW 8 | SSW 9 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 625 | 528 | 332 | 223 | 295 | 491 | 336 | 228 | 248 | 245 | 1634 | 1239 | 1956 | 1639 | 1176 | 763 | 618 | 498 | 402 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross | cross-on | cross-on | on | on | cross | cross-off | cross-off | cross-on | on | on | on | cross-on | on | on | on | on |
High Tide | 00:05AM1.58m | 12:29PM1.71m | 00:46AM1.62m | 1:09PM1.75m | |||||||||||||||
Low Tide | 5:48PM0.48m | 6:00AM0.42m | 6:31PM0.44m | 6:43AM0.36m | 7:12PM0.38m | ||||||||||||||
 | |  |  |  | |  | | | | | | |  |  |  | |  | | |
 | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — |
 | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:25 | — |
mm | — | — | — | — | 2 | 2 | — | — | — | — | 1 | 1 | 1 | 2 | 2 | 2 | 1 | — | — |
Temp °C | 15 | 14 | 12 | 9 | 7 | 6 | 8 | 9 | 11 | 9 | 6 | 7 | 6 | 6 | 6 | 6 | 7 | 7 | 7 |
Feels °C | 13 | 12 | 8 | 2 | 2 | 2 | 5 | 5 | 7 | 5 | -3 | -2 | -2 | -1 | -1 | -1 | 2 | 3 | 3 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 11 | S 11 | NE 6 | S 15 | SSW 8 | SSW 7 | SSW 7 | SSW 8 | E 10 | E 10 | ESE 11 | ESE 11 | ESE 11 | SSW 15 | S 15 | SSW 8 | SSW 8 |
| kJ | 625 | 528 | 332 | 223 | 5 | 119 | 336 | 228 | 143 | 138 | 9 | 8 | 23 | 24 | 24 | 365 | 224 | 498 | 402 |
Swell 2 Height (m) Direction Period (s) | NE 4 | ENE 4 | NE 6 | NW 4 | SE 13 | SE 13 | S 15 | S 17 | S 16 | S 16 | ESE 12 | ESE 12 | — | — | ESE 11 | ESE 11 | ESE 11 | S 15 | S 16 |
| kJ | 5 | 2 | 8 | 6 | 27 | 27 | 110 | 207 | 248 | 245 | 14 | 14 | — | — | 23 | 23 | 11 | 229 | 174 |
Swell 3 Height (m) Direction Period (s) | SE 10 | ESE 10 | SSW 15 | ENE 6 | E 10 | NE 8 | S 18 | SE 12 | ESE 12 | ESE 12 | NE 4 | — | — | — | — | — | — | ESE 11 | ESE 11 |
| kJ | 16 | 10 | 45 | 15 | 2 | 3 | 97 | 24 | 14 | 14 | 1 | — | — | — | — | — | — | 11 | 11 |
Wind waves Height (m) Direction Period (s) | NE 4 | NW 3 | NW 4 | — | S 6 | S 7 | — | WNW 3 | — | NNE 6 | SSW 16 | SSW 8 | SSW 8 | SSW 9 | SSW 8 | SSW 8 | SSW 8 | — | — |
| kJ | 7 | 2 | 12 | — | 295 | 491 | — | 6 | — | 3 | 1634 | 1239 | 1956 | 1639 | 1176 | 763 | 618 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 4 | 30 | 213 | 30 | 26 | 4 | 0 | 0 | 94 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 26 |
Best forecast wave conditions in Canterbury | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
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