Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Dunedin - St Clair surfForecast / Otago / New Zealand
48hr Weather and Surf, issued 6 am Friday 19 Dec 2025 NZDTForecast update in hr min s Forecast update imminent
Dunedin - St Clair surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dunedin - St Clair sea temperature is
15.2° C
(Which is 3.6°C warmer than normal for this time of year)How big are the waves at Dunedin - St Clair today?
The current surf forecast for Dunedin - St Clair at 1PM is: 1.1m 5s primary swell from a South-southwest direction and 0.3m 12s secondary swell from a South-southwest direction, 0.4m 10s secondary swell from a Southeast direction (forecast issued at 06:00am December 19). The wind direction is predicted to be cross-onshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Dec) | 2.5ft (0.8m) | 10s |
| Afternoon (19 Dec) | 2.5ft (0.8m) | 5s |
| Evening (19 Dec) | 4ft (1.2m) | 5s |
Table - waves today at Dunedin - St Clair. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 19 | Saturday 20 | Sunday 21 | Mon 22 | |||||||||||||||||||||
| 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 10 | 5 | 5 | 5 | 6 | 6 | 13 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 129 | 127 | 120 | 56 | 28 | 54 | 81 | 102 | 98 | 96 | 123 | 155 | 164 | 186 | 186 | 166 | 415 | 363 | 161 | 161 | 159 | 162 | 178 | 424 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- on | on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- on | cross | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross |
High Tide / height (m) | 4:08AM 1.68 | 4:27PM 1.58 | 4:50AM 1.68 | 5:09PM 1.57 | 5:33AM 1.67 | 5:51PM 1.55 | ||||||||||||||||||
Low Tide / height (m) | 10:31AM 0.35 | 10:42PM 0.32 | 11:11AM 0.34 | 11:22PM 0.32 | 11:51AM 0.34 | 12:01AM 0.32 | ||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Mon 22 | |||||||||||||||||||||
| Sunrise | - | 5:41 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:43 | - | - | - | - | - | - |
| Sunset | - | - | - | - | - | 9:25 | - | - | - | - | - | - | - | 9:27 | - | - | - | - | - | - | - | 9:27 | - | - |
 |  |  |  | |  |  | |  |  | | | |  | | |  | | | | | | | | |
Rain (mm) | - | - | 2 | 7 | 2 | - | - | - | - | - | - | 1 | 2 | 1 | - | - | 1 | 1 | - | - | - | - | - | - |
| Temp. °C | 13 | 12 | 11 | 9 | 9 | 10 | 9 | 8 | 8 | 8 | 8 | 10 | 10 | 10 | 9 | 7 | 8 | 7 | 10 | 10 | 11 | 10 | 8 | 7 |
| Feels °C (?) | 13 | 10 | 7 | 2 | 2 | 3 | 3 | 2 | 1 | 1 | 1 | 3 | 3 | 2 | 3 | 0 | 1 | 1 | 3 | 3 | 5 | 5 | 4 | 4 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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