Surf Forecasts:
How big are the waves at Banks Peninsula - Magnet Bay today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 4.5ft (1.4m), 12s period with S swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 4.5ft (1.3m), 11s period with S swell.
- Evening surf: Evening surf (21 Aug, local time) - 4ft (1.2m), 11s period with S swell.
The current surf forecast for Banks Peninsula - Magnet Bay at 12PM is: 1.3m 12s primary swell from a South direction and 0.3m 9s secondary swell from a East direction (forecast issued at 05:00am August 21). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 4.5ft (1.4m) | 12s |
| Afternoon (21 Aug) | 4.5ft (1.3m) | 11s |
| Evening (21 Aug) | 4ft (1.2m) | 11s |
Table - waves today at Banks Peninsula - Magnet Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 14°C on Sat afternoon, min 6°C on Sun night). Winds increasing (light winds from the NNE on Fri night, near gales from the NNW by Sat night). | |||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | |||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | S 14 | S 13 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | ESE 13 | ESE 13 | W 5 | WSW 5 | WSW 6 | SW 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 880 | 673 | 584 | 464 | 418 | 345 | 332 | 269 | 259 | 210 | 167 | 159 | 123 | 96 | 68 | 47 | 27 | 18 | 18 | 51 | 133 | 226 | 1082 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross | cross-on | cross-on | on |
High Tide | 10:40AM1.65m | 11:02PM1.57m | 11:34AM1.66m | 11:54PM1.58m | 12:23PM1.69m | ||||||||||||||||||
Low Tide | 4:12AM0.45m | 4:46PM0.51m | 5:03AM0.47m | 5:37PM0.52m | 5:51AM0.46m | 6:24PM0.50m | |||||||||||||||||
 | |  | | | | | | | |  | | |  | | | | | | | |  | | |
 | — | 7:15 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — |
 | — | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:51 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 7 | 7 | 8 | 10 | 10 | 8 | 8 | 8 | 7 | 7 | 9 | 12 | 14 | 13 | 13 | 12 | 14 | 12 | 11 | 12 | 11 | 10 | 9 |
Feels °C | 4 | 4 | 5 | 7 | 7 | 5 | 6 | 5 | 3 | 3 | 5 | 8 | 8 | 7 | 7 | 6 | 2 | 2 | 2 | 2 | 1 | 0 | -1 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 13 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | NE 7 | NE 8 | NE 9 | NE 8 | ESE 14 | SSW 14 |
| kJ | 880 | 673 | 584 | 464 | 418 | 345 | 332 | 269 | 259 | 210 | 167 | 159 | 123 | 96 | 68 | 47 | 27 | 34 | 34 | 27 | 9 | 36 | 622 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 9 | E 9 | ESE 10 | ESE 11 | NE 4 | NE 5 | NE 5 | NE 5 | ENE 5 | SW 13 | SE 14 | SE 14 | ESE 14 | ESE 14 | ESE 13 | SSE 9 | ESE 13 | ESE 13 | ESE 13 | S 17 | ESE 14 |
| kJ | 13 | 13 | 6 | 15 | 19 | 22 | 10 | 6 | 7 | 4 | 3 | 7 | 8 | 8 | 20 | 19 | 18 | 8 | 18 | 35 | 35 | 22 | 36 |
Swell 3 Height (m) Direction Period (s) | ESE 12 | SE 12 | ESE 12 | SE 11 | SE 11 | SE 11 | ESE 10 | E 9 | ESE 10 | ESE 10 | E 9 | E 9 | E 9 | S 19 | S 16 | S 16 | S 17 | ESE 13 | SSE 9 | S 17 | S 16 | NE 7 | NNE 7 |
| kJ | 14 | 6 | 14 | 5 | 5 | 5 | 22 | 7 | 11 | 11 | 2 | 2 | 2 | 7 | 5 | 21 | 22 | 18 | 8 | 23 | 21 | 2 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | N 2 | NNE 3 | NE 4 | NE 3 | NNE 4 | WNW 3 | WNW 3 | NW 3 | NNW 3 | N 4 | N 4 | N 5 | NNE 5 | NNE 5 | N 5 | NW 6 | NW 5 | W 5 | WSW 5 | WSW 6 | SW 8 |
| kJ | — | — | 1 | 1 | 3 | 6 | 16 | 3 | 4 | 3 | 6 | 17 | 50 | 60 | 87 | 102 | 170 | 202 | 47 | 51 | 133 | 226 | 1082 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 4 | 4 | 172 | 137 | 190 | 190 | 194 | 190 | 241 | 190 | 190 |
Best forecast wave conditions in Canterbury | |||||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||||
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