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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 am Sunday 10 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
15.5° C
(Which is slightly warmer than usual)How big are the waves at Nine Mile today?
The current surf forecast for Nine Mile at 8AM is: 1.6m 14s primary swell from a West direction and 2.2m 9s secondary swell from a West direction, 1.9m 9s secondary swell from a West direction (forecast issued at 05:00am May 10). The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | 5ft (1.6m) | 14s |
| Afternoon (10 May) | 8ft (2.5m) | 9s |
| Evening (10 May) | 8ft (2.5m) | 13s |
Table - waves today at Nine Mile. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Sun morning. Very mild (max 13°C on Sun morning, min 7°C on Sun night). Winds decreasing (fresh winds from the SW on Sun afternoon, calm by Mon night). | ||||||||||||||||||||||||
Sunday 10 | Monday 11 | Tuesday 12 | Wed 13 | |||||||||||||||||||||
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 | 3 PM | 6 PM | 9 PM | 12 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 15 | WSW 15 | W 14 | W 14 | W 9 | W 9 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | WSW 13 | W 12 | W 12 | W 12 | W 12 | W 12 | WSW 12 | WSW 12 | W 8 | |
644 | 744 | 1048 | 1129 | 1216 | 1051 | 2309 | 3188 | 2920 | 2371 | 1850 | 1543 | 1298 | 1191 | 1070 | 418 | 797 | 603 | 593 | 505 | 432 | 210 | 217 | 190 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | off | off | off | off | cross-off | cross | cross-off | cross-off | cross-off | glassy | glassy | cross-on | cross-on | cross | off | off | |
High Tide | 4:30AM2.15m | 5:09PM2.10m | 5:32AM2.20m | 6:11PM2.18m | 6:32AM2.31m | 7:07PM2.31m | ||||||||||||||||||
Low Tide | 10:52AM0.75m | 11:17PM0.81m | 11:53AM0.67m | 00:17AM0.72m | 12:50PM0.54m | |||||||||||||||||||
 | |  | |  |  |  | |  | |  | |  |  | | | | | |  | | | | | |
 | — | 7:33 | — | — | — | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | 7:35 |
 | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:27 | — | — | — | — | — | — | — | 5:25 | — | — | 5:24 |
2 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | |
Temp °C | 14 | 13 | 13 | 13 | 13 | 11 | 11 | 10 | 9 | 7 | 7 | 11 | 13 | 12 | 11 | 11 | 12 | 12 | 12 | 13 | 12 | 11 | 10 | 10 |
10 | 8 | 8 | 8 | 7 | 5 | 8 | 8 | 6 | 3 | 2 | 8 | 11 | 9 | 9 | 9 | 11 | 11 | 11 | 12 | 9 | 9 | 8 | 7 | |
Swell 1 Height (m) Direction Period (s) | NW 10 | WSW 15 | W 9 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 9 | W 12 | W 12 | W 12 | W 12 | W 12 | W 8 | W 8 | W 8 |
 kJ | 450 | 744 | 753 | 1129 | 874 | 961 | 2309 | 3188 | 2920 | 2371 | 1850 | 1543 | 1298 | 1191 | 1070 | 219 | 797 | 603 | 593 | 505 | 432 | 120 | 146 | 190 |
Swell 2 Height (m) Direction Period (s) | W 15 | NW 10 | W 14 | — | — | WSW 10 | WSW 10 | — | — | — | — | — | — | — | — | WSW 13 | N 5 | NNW 4 | N 12 | N 4 | N 12 | WSW 12 | WSW 12 | WSW 13 |
| kJ | 644 | 192 | 1048 | — | — | 237 | 638 | — | — | — | — | — | — | — | — | 418 | 7 | 4 | 3 | 1 | 3 | 210 | 217 | 173 |
Swell 3 Height (m) Direction Period (s) | — | N 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 12 | — | N 12 | — | N 12 | W 26 | W 25 |
| kJ | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | 3 | — | 3 | 13 | 49 |
Wind waves Height (m) Direction Period (s) | W 9 | W 9 | — | W 9 | W 9 | W 9 | — | — | — | — | — | — | — | N 5 | N 5 | N 5 | — | — | — | — | — | — | — | — |
| kJ | 412 | 575 | — | 856 | 1216 | 1051 | — | — | — | — | — | — | — | 11 | 16 | 12 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 155 | 155 | 155 | 155 | 155 | 155 | 176 | 184 | 73 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 73 | 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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