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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 pm 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
15.6° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Nine Mile today?
The current surf forecast for Nine Mile at 5AM is: 3.0m 13s primary swell from a West direction (forecast issued at 11:00pm May 10). The wind direction is predicted to be offshore and the swell rating is 4.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 8ft (2.5m) | 13s |
| Afternoon (11 May) | 6.5ft (2.0m) | 13s |
| Evening (11 May) | 6ft (1.8m) | 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 3mm), mostly falling on Mon night. Very mild (max 14°C on Mon afternoon, min 8°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | ||||||||||||||||||||||
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 | 3 PM | 6 PM | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | WSW 12 | WSW 12 | W 9 | WSW 10 | WSW 10 | WSW 10 | WSW 20 | WSW 19 | WSW 19 | |
2141 | 3550 | 3139 | 2548 | 2005 | 1519 | 1298 | 1191 | 1070 | 941 | 797 | 690 | 593 | 505 | 505 | 210 | 195 | 332 | 370 | 386 | 322 | 307 | 391 | 371 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | glassy | off | off | off | off | cross-off | cross | cross-off | cross-off | cross-off | glassy | glassy | cross-on | cross-on | glassy | off | off | off | off | off | glassy | glassy | glassy | |
High Tide | 5:32AM2.20m | 6:11PM2.18m | 6:32AM2.31m | 7:07PM2.31m | 7:27AM2.46m | |||||||||||||||||||
Low Tide | 11:17PM0.81m | 11:53AM0.67m | 00:17AM0.72m | 12:50PM0.54m | 1:13AM0.58m | 1:43PM0.39m | ||||||||||||||||||
 | |  | |  | |  | |  | |  |  | | | | | | | | | | | | | |
 | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — | — | 7:35 | — | — | — | — |
 | — | — | — | — | — | — | 5:27 | — | — | — | — | — | — | — | 5:25 | — | — | — | — | — | — | — | 5:24 | — |
— | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 10 | 8 | 9 | 13 | 14 | 13 | 12 | 11 | 12 | 12 | 11 | 13 | 13 | 11 | 10 | 10 | 10 | 10 | 11 | 13 | 14 | 13 |
8 | 10 | 7 | 4 | 5 | 10 | 12 | 10 | 10 | 9 | 11 | 11 | 10 | 11 | 11 | 10 | 8 | 7 | 7 | 7 | 8 | 12 | 13 | 13 | |
Swell 1 Height (m) Direction Period (s) | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 8 | W 8 | W 9 | WSW 10 | WSW 10 | WSW 10 | W 10 | W 10 | W 10 |
 kJ | 2141 | 3550 | 3139 | 2548 | 2005 | 1519 | 1298 | 1191 | 1070 | 941 | 797 | 690 | 593 | 505 | 505 | 153 | 195 | 332 | 370 | 386 | 322 | 226 | 188 | 196 |
Swell 2 Height (m) Direction Period (s) | WSW 10 | — | — | — | — | — | — | — | — | — | N 5 | N 5 | N 4 | N 12 | N 12 | WSW 12 | WSW 12 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 19 | WSW 19 |
| kJ | 784 | — | — | — | — | — | — | — | — | — | 11 | 7 | 3 | 3 | 3 | 210 | 178 | 141 | 149 | 108 | 108 | 139 | 391 | 371 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | N 12 | N 12 | — | — | N 12 | W 26 | W 25 | WSW 24 | WSW 22 | W 21 | WSW 20 | WSW 14 | WSW 14 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 | — | — | 3 | 13 | 50 | 184 | 161 | 233 | 307 | 143 | 104 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | N 5 | N 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 16 | 17 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 73 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 36 | 36 | 0 | 0 | 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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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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