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Nine Mile Surf Forecast
/ West Coast South Island (21 surf breaks) /
Surf Forecasts:
Nine Mile surfForecast / West Coast South Island / New Zealand
48hr Weather and Surf, issued 11 am Thursday 23 Apr 2026 NZSTForecast update in hr min s Forecast update imminent
Nine Mile surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nine Mile sea temperature is
16.0° C
(Which is slightly warmer than usual)How big are the waves at Nine Mile today?
The current surf forecast for Nine Mile at 3PM is: 0.5m 16s primary swell from a West direction and 0.5m 13s secondary swell from a West direction (forecast issued at 11:00am April 23). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Apr) | 1.5ft (0.4m) | 18s |
| Afternoon (23 Apr) | 1.5ft (0.5m) | 16s |
| Evening (23 Apr) | 2ft (0.6m) | 16s |
Table - waves today at Nine Mile. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 14°C on Sat afternoon, min 8°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thu 23 | Friday 24 | Saturday 25 | Sun 26 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 18 | W 17 | W 16 | WSW 16 | W 16 | W 15 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | W 18 | W 17 | W 16 | WSW 16 | WSW 15 | WSW 14 | W 14 | W 14 | W 13 | W 13 | W 13 | |
103 | 153 | 132 | 337 | 177 | 155 | 273 | 269 | 207 | 178 | 173 | 129 | 131 | 162 | 297 | 635 | 620 | 648 | 622 | 494 | 467 | 350 | 350 | 345 | |
Wind (km/h) | ||||||||||||||||||||||||
off | glassy | glassy | glassy | cross-off | cross-off | off | off | cross-off | cross-on | cross-on | cross | cross-off | cross-off | off | off | glassy | glassy | on | glassy | cross-off | cross-off | off | glassy | |
High Tide | 3:36PM2.38m | 4:04AM2.42m | 4:50PM2.27m | 5:20AM2.36m | 6:06PM2.26m | |||||||||||||||||||
Low Tide | 9:18AM0.41m | 9:46PM0.60m | 10:29AM0.53m | 10:59PM0.67m | 11:44AM0.56m | 00:12AM0.66m | ||||||||||||||||||
 |  |  |  |  | |  | | | | | | | | | | | | | | | | | | |
 | 7:13 | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:18 |
 | — | — | 5:51 | — | — | — | — | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | 5:45 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 8 | 12 | 12 | 11 | 10 | 10 | 9 | 9 | 9 | 12 | 12 | 11 | 10 | 10 | 10 | 10 | 11 | 13 | 14 | 12 | 10 | 10 | 10 | 10 |
4 | 10 | 10 | 9 | 7 | 7 | 6 | 6 | 6 | 10 | 9 | 10 | 9 | 8 | 8 | 8 | 9 | 12 | 12 | 11 | 9 | 8 | 8 | 8 | |
Swell 1 Height (m) Direction Period (s) | WSW 12 | W 13 | W 13 | WSW 16 | W 16 | W 15 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | W 17 | W 16 | WSW 16 | WSW 15 | WSW 14 | W 14 | W 14 | W 13 | W 13 | W 13 |
 kJ | 50 | 85 | 86 | 337 | 177 | 155 | 273 | 269 | 207 | 178 | 173 | 129 | 131 | 129 | 297 | 635 | 620 | 648 | 622 | 494 | 467 | 350 | 350 | 345 |
Swell 2 Height (m) Direction Period (s) | WSW 18 | W 17 | W 16 | WSW 5 | W 12 | W 12 | — | — | N 13 | N 13 | W 21 | W 20 | W 19 | W 18 | WSW 13 | WSW 5 | W 6 | W 6 | WSW 6 | WSW 7 | W 7 | WSW 7 | WSW 7 | WSW 6 |
| kJ | 103 | 153 | 132 | 3 | 70 | 71 | — | — | 4 | 4 | 9 | 31 | 66 | 162 | 125 | 3 | 18 | 38 | 55 | 79 | 97 | 77 | 60 | 55 |
Swell 3 Height (m) Direction Period (s) | WSW 6 | WSW 5 | N 13 | N 13 | W 5 | — | N 13 | N 13 | — | — | N 13 | N 13 | N 13 | — | WSW 6 | — | — | — | — | — | — | W 22 | W 21 | — |
| kJ | 3 | 3 | 3 | 3 | 2 | — | 3 | 3 | — | — | 3 | 3 | 3 | — | 6 | — | — | — | — | — | — | 9 | 9 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 36 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 36 | 0 | 0 | 0 | 0 | 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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