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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 Monday 20 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
16.4° 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: 1.1m 13s primary swell from a West direction and 1.1m 9s secondary swell from a Northwest direction (forecast issued at 05:00am April 20). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | 3.5ft (1.1m) | 13s |
| Afternoon (20 Apr) | 2.5ft (0.8m) | 13s |
| Evening (20 Apr) | 2.5ft (0.7m) | 12s |
Table - waves today at Nine Mile. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | Thu 23 | |||||||||||||||||||||
| 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 16 | 16 | 15 | 14 | 13 | 13 | 13 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1760 | 673 | 408 | 273 | 218 | 205 | 145 | 216 | 99 | 70 | 66 | 62 | 40 | 40 | 39 | 50 | 48 | 71 | 70 | 92 | 90 | 56 | 50 | 50 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | off |
High Tide / height (m) | 12:14AM 2.94 | 12:41PM 2.89 | 1:02AM 2.85 | 1:32PM 2.74 | 1:55AM 2.71 | 2:30PM 2.55 | ||||||||||||||||||
Low Tide / height (m) | 6:28AM -0.02 | 6:52PM 0.12 | 7:19AM 0.10 | 7:43PM 0.28 | 8:15AM 0.25 | 8:41PM 0.45 | ||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thu 23 | |||||||||||||||||||||
| Sunrise | - | - | 7:11 | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:13 | - | - | - | - | - |
| Sunset | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - | 5:52 | - | - | - |
 | |  |  | | |  | | |  |  | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 12 | 14 | 14 | 11 | 9 | 8 | 8 | 7 | 8 | 12 | 13 | 10 | 7 | 7 | 6 | 6 | 8 | 12 | 14 | 11 | 8 | 7 |
| Feels °C (?) | 7 | 7 | 7 | 8 | 9 | 6 | 3 | 1 | 1 | 1 | 2 | 5 | 6 | 3 | 0 | 1 | 1 | 1 | 4 | 7 | 10 | 7 | 4 | 2 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Nine Mile surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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