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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 Wednesday 13 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
15.2° 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: 0.7m 18s primary swell from a West-southwest direction and 1.0m 10s secondary swell from a West direction (forecast issued at 05:00pm May 13). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | - | - |
| Afternoon (13 May) | 2.5ft (0.7m) | 19s |
| Evening (13 May) | 2.5ft (0.7m) | 18s |
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. | ||||||||||||||||||||||||
Wed 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 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 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | W 21 | W 21 | W 20 | |
391 | 371 | 322 | 540 | 414 | 653 | 636 | 527 | 494 | 456 | 366 | 361 | 356 | 326 | 253 | 249 | 249 | 249 | 242 | 205 | 205 | 233 | 311 | 373 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | glassy | off | off | off | cross-off | cross | cross-on | cross | cross-off | cross-off | off | off | off | glassy | cross-on | glassy | cross-off | off | off | off | off | glassy | |
High Tide | 7:59PM2.48m | 8:18AM2.63m | 8:47PM2.65m | 9:08AM2.78m | 9:34PM2.80m | 9:58AM2.89m | ||||||||||||||||||
Low Tide | 2:05AM0.41m | 2:33PM0.24m | 2:55AM0.24m | 3:22PM0.12m | 3:45AM0.09m | |||||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:39 | — | — |
 | 5:24 | — | — | — | — | — | — | — | 5:23 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | 5:22 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 13 | 13 | 12 | 11 | 11 | 11 | 13 | 13 | 11 | 11 | 11 | 10 | 9 | 10 | 12 | 13 | 11 | 11 | 10 | 10 | 9 | 9 | 11 |
13 | 12 | 12 | 10 | 9 | 9 | 9 | 11 | 11 | 9 | 10 | 9 | 8 | 7 | 8 | 11 | 12 | 10 | 10 | 8 | 8 | 7 | 7 | 10 | |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | WSW 10 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 13 | WSW 13 |
 kJ | 231 | 192 | 208 | 200 | 167 | 653 | 636 | 527 | 494 | 456 | 366 | 361 | 356 | 326 | 253 | 249 | 249 | 249 | 242 | 205 | 205 | 208 | 215 | 222 |
Swell 2 Height (m) Direction Period (s) | WSW 19 | WSW 19 | WSW 18 | WSW 18 | WSW 17 | — | — | — | — | — | — | — | N 10 | N 10 | N 10 | — | — | W 26 | W 24 | WSW 15 | W 22 | W 21 | W 21 | W 20 |
| kJ | 391 | 371 | 322 | 540 | 414 | — | — | — | — | — | — | — | 2 | 2 | 2 | — | — | 13 | 11 | 44 | 152 | 233 | 311 | 373 |
Swell 3 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 13 | — | W 22 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 24 | — | — | — | — |
| kJ | 141 | 139 | 96 | — | 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 97 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 36 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 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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