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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 5 pm Tuesday 12 May 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
15.0° C
(Which is slightly warmer than usual)How big are the waves at Nine Mile today?
The current surf forecast for Nine Mile at 9PM is: 1.5m 9s primary swell from a West direction and 0.6m 13s secondary swell from a West-southwest direction (forecast issued at 05:00pm May 12). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | - | - |
| Afternoon (12 May) | 3ft (0.9m) | 12s |
| Evening (12 May) | 5ft (1.5m) | 9s |
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 Wed afternoon, min 9°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 9 AM | 12 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 12 | W 8 | W 9 | W 10 | W 10 | W 10 | WSW 10 | W 10 | WSW 19 | WSW 19 | WSW 18 | WSW 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | |
263 | 264 | 340 | 479 | 479 | 432 | 315 | 307 | 391 | 371 | 322 | 1069 | 907 | 653 | 636 | 527 | 494 | 456 | 366 | 361 | 356 | 326 | 253 | 249 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | glassy | off | off | off | off | glassy | glassy | glassy | off | off | off | cross-off | cross-off | cross | cross-on | cross | cross-off | cross-off | cross-off | cross-off | off | glassy | |
High Tide | 7:07PM2.31m | 7:27AM2.46m | 7:59PM2.48m | 8:18AM2.63m | 8:47PM2.65m | 9:08AM2.78m | ||||||||||||||||||
Low Tide | 1:13AM0.58m | 1:43PM0.39m | 2:05AM0.41m | 2:33PM0.24m | 2:55AM0.24m | |||||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 7:35 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:37 | — | — |
 | 5:25 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:23 | — | — | — | — | — | — | 5:22 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 11 | 10 | 10 | 10 | 10 | 10 | 13 | 14 | 13 | 13 | 12 | 11 | 11 | 11 | 13 | 12 | 11 | 11 | 10 | 10 | 9 | 10 | 12 |
12 | 10 | 8 | 8 | 8 | 7 | 7 | 12 | 13 | 12 | 12 | 10 | 9 | 9 | 9 | 12 | 10 | 9 | 10 | 8 | 8 | 7 | 8 | 11 | |
Swell 1 Height (m) Direction Period (s) | W 8 | W 8 | W 9 | W 10 | W 10 | W 10 | WSW 10 | W 10 | W 10 | W 10 | W 10 | WSW 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 |
 kJ | 149 | 264 | 340 | 479 | 479 | 432 | 315 | 267 | 235 | 192 | 192 | 1069 | 907 | 653 | 636 | 527 | 494 | 456 | 366 | 361 | 356 | 326 | 253 | 249 |
Swell 2 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 19 | WSW 19 | WSW 18 | — | N 4 | N 4 | — | — | — | — | — | N 10 | N 10 | N 10 | N 10 | — |
| kJ | 263 | 217 | 135 | 147 | 113 | 116 | 143 | 137 | 391 | 371 | 322 | — | 1 | 1 | — | — | — | — | — | 2 | 2 | 2 | 2 | — |
Swell 3 Height (m) Direction Period (s) | N 12 | N 12 | W 26 | W 25 | WSW 24 | WSW 22 | W 21 | WSW 20 | WSW 13 | WSW 13 | WSW 13 | — | W 22 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 3 | 13 | 50 | 184 | 161 | 233 | 307 | 141 | 141 | 96 | — | 9 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 166 | 5 | 0 | 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 Wind Speed (km/h)
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