Surf Forecasts:
How big are the waves at Nine Mile today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 4ft (1.2m), 14s period with WSW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 3.5ft (1.1m), 14s period with WSW swell.
- Evening surf: Evening surf (20 Aug, local time) - 3.5ft (1.1m), 13s period with WSW swell.
The current surf forecast for Nine Mile at 6AM is: 1.3m 14s primary swell from a West-southwest direction (forecast issued at 11:00pm August 19). The wind direction is predicted to be offshore and the swell rating is 3.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 4ft (1.2m) | 14s |
| Afternoon (20 Aug) | 3.5ft (1.1m) | 14s |
| Evening (20 Aug) | 3.5ft (1.1m) | 13s |
Table - waves today at Nine Mile. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Sat afternoon. Very mild (max 13°C on Sat afternoon, min 7°C on Wed night). Winds increasing (calm on Thu afternoon, 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) | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 14 | WSW 13 | WSW 15 | WSW 15 | W 14 | WSW 14 | WSW 14 | WSW 14 |
Wave Graph  | |||||||||||||||||
 kJ | 639 | 845 | 834 | 714 | 605 | 596 | 485 | 465 | 458 | 465 | 384 | 558 | 456 | 423 | 341 | 341 | 273 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | glassy | glassy | glassy | off | off | off | glassy | glassy | glassy | on | on | glassy |
High Tide | 3:39AM2.21m | 4:06PM2.17m | 4:38AM2.07m | 5:10PM2.06m | |||||||||||||
Low Tide | 9:29PM0.67m | 9:53AM0.76m | 10:25PM0.82m | 10:53AM0.90m | |||||||||||||
 | | | |  | | | | |  | | |  | | | | | |
 | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:57 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 9 | 8 | 8 | 7 | 8 | 11 | 11 | 10 | 9 | 9 | 9 | 9 | 10 | 11 | 11 | 10 | 10 |
Feels °C | 7 | 5 | 5 | 4 | 5 | 9 | 9 | 9 | 7 | 7 | 7 | 7 | 8 | 9 | 9 | 8 | 8 |
Swell 1 Height (m) Direction Period (s) | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 14 | WSW 13 | WSW 15 | WSW 15 | W 14 | WSW 14 | WSW 14 | WSW 14 |
| kJ | 639 | 845 | 834 | 714 | 605 | 596 | 485 | 465 | 458 | 465 | 384 | 558 | 456 | 423 | 341 | 341 | 273 |
Swell 2 Height (m) Direction Period (s) | W 10 | — | — | — | — | — | — | — | — | — | W 16 | — | — | — | — | — | W 20 |
| kJ | 188 | — | — | — | — | — | — | — | — | — | 134 | — | — | — | — | — | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 5 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 15 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 157 | 36 | 0 |
Best forecast wave conditions in West Coast South Island | |||||||||||||||||
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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