Surf Forecasts:
How big are the waves at Banks Peninsula - Raupo Bay today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 5ft (1.6m), 9s period with S swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 5ft (1.6m), 12s period with S swell.
- Evening surf: Evening surf (20 Aug, local time) - 4.5ft (1.4m), 12s period with S swell.
The current surf forecast for Banks Peninsula - Raupo Bay at 5AM is: 2.2m 12s primary swell from a South-southwest direction and 1.7m 9s secondary swell from a South direction, 0.5m 9s secondary swell from a East direction (forecast issued at 11:00pm August 19). The wind direction is predicted to be offshore and the swell rating is 4.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 5ft (1.6m) | 9s |
| Afternoon (20 Aug) | 5ft (1.6m) | 12s |
| Evening (20 Aug) | 4.5ft (1.4m) | 12s |
Table - waves today at Banks Peninsula - Raupo Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 13°C on Sat morning, min 6°C on Fri night). Winds increasing (calm on Thu night, fresh winds from the NNW by Sat afternoon). | |||||||||||||||||
Thursday 20 | Friday 21 | ||||||||||||||||
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 13 | S 13 | SSW 12 | SSW 12 | S 9 | S 12 | S 12 | S 12 | S 12 | S 16 | S 14 | S 13 | S 13 | S 12 | S 11 | S 11 | S 11 |
Wave Graph  | |||||||||||||||||
 kJ | 1783 | 1559 | 1294 | 1324 | 390 | 666 | 734 | 625 | 565 | 1257 | 931 | 694 | 547 | 480 | 377 | 297 | 286 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | off | glassy | glassy | cross | glassy | cross-on | cross-on | cross-on | cross-on | on | on | on | glassy |
High Tide | 10:04PM1.75m | 10:36AM1.79m | 10:58PM1.70m | 11:30AM1.77m | |||||||||||||
Low Tide | 4:15AM0.36m | 4:46PM0.45m | 5:05AM0.42m | 5:38PM0.49m | |||||||||||||
 |  | | |  | | | | | |  | | | | | | | |
 | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:47 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 8 | 7 | 8 | 7 | 7 | 8 | 8 | 9 | 8 | 8 |
Feels °C | 5 | 5 | 6 | 6 | 5 | 7 | 7 | 6 | 5 | 6 | 5 | 4 | 5 | 4 | 6 | 5 | 6 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 12 | S 12 | S 9 | S 9 | S 12 | S 12 | S 12 | S 12 | S 16 | S 14 | S 13 | S 13 | S 12 | S 11 | S 11 | S 11 |
| kJ | 1305 | 1054 | 887 | 421 | 390 | 666 | 734 | 625 | 565 | 1257 | 931 | 694 | 547 | 480 | 377 | 297 | 286 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | S 16 | S 16 | S 16 | S 16 | E 9 | E 9 | E 9 | E 9 | ESE 11 | ESE 10 | ESE 10 | ESE 10 |
| kJ | 27 | 27 | 42 | 41 | 39 | 133 | 192 | 334 | 326 | 14 | 13 | 13 | 14 | 23 | 19 | 19 | 18 |
Swell 3 Height (m) Direction Period (s) | SE 12 | SE 12 | SE 12 | SE 11 | S 16 | ESE 9 | ESE 8 | ESE 8 | E 9 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | — | SE 11 | SE 11 | SE 12 |
| kJ | 37 | 23 | 21 | 20 | 84 | 25 | 13 | 24 | 13 | 14 | 14 | 14 | 15 | — | 5 | 5 | 6 |
Wind waves Height (m) Direction Period (s) | S 13 | S 13 | SSW 12 | SSW 12 | — | — | — | — | — | — | — | — | NNE 3 | NNE 3 | NNE 4 | NE 4 | NE 4 |
| kJ | 1783 | 1559 | 1294 | 1324 | — | — | — | — | — | — | — | — | 1 | 4 | 9 | 14 | 14 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 0 |
Best forecast wave conditions in Canterbury | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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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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