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:
Onemana surfForecast / Coromandel / New Zealand
48hr Weather and Surf, issued 12 pm Tuesday 23 Dec 2025 NZDTForecast update in hr min s Forecast update imminent
Onemana surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Onemana sea temperature is
20.4° C
(Which is 1.6°C warmer than normal for this time of year)How big are the waves at Onemana today?
The current surf forecast for Onemana at 8PM is: 0.4m 14s primary swell from a North-northeast direction and 0.3m 9s secondary swell from a East-northeast direction (forecast issued at 12:00pm December 23). An open ocean swell of 0.9m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Dec) | 1.5ft (0.4m) | 15s |
| Afternoon (23 Dec) | 1.5ft (0.4m) | 15s |
| Evening (23 Dec) | 1.5ft (0.4m) | 14s |
Table - waves today at Onemana. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | |||||||||||||||||||||
| 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 | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 15 | 15 | 14 | 14 | 14 | 7 | 6 | 13 | 13 | 13 | 7 | 7 | 7 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 54 | 54 | 84 | 82 | 82 | 81 | 73 | 73 | 69 | 70 | 70 | 163 | 177 | 71 | 73 | 71 | 69 | 68 | 68 | 67 | 67 | 68 | 135 | 92 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | cross- off | off | off | cross- off | cross- off | off | cross- off | cross- off | off | off | off | off | off | off | glass | cross | cross- off | cross- off | cross- off | cross- off | off | off |
High Tide / height (m) | 9:56AM 1.73 | 10:05PM 1.59 | 10:36AM 1.73 | 10:47PM 1.58 | 11:15AM 1.73 | 11:30PM 1.57 | ||||||||||||||||||
Low Tide / height (m) | 4:12PM 0.38 | 4:21AM 0.26 | 4:55PM 0.36 | 5:01AM 0.27 | 5:37PM 0.35 | 5:43AM 0.29 | ||||||||||||||||||
Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 |
| Sunset | - | - | - | 8:36 | - | - | - | - | - | - | - | 8:37 | - | - | - | - | - | - | - | 8:37 | - | - | - | - |
 | | | |  |  | | | | |  |  |  | | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 23 | 24 | 22 | 21 | 21 | 20 | 21 | 23 | 21 | 21 | 23 | 18 | 15 | 15 | 15 | 18 | 22 | 23 | 21 | 18 | 19 | 19 | 18 |
| Feels °C (?) | 19 | 20 | 22 | 21 | 19 | 20 | 18 | 19 | 20 | 19 | 22 | 22 | 17 | 14 | 15 | 15 | 18 | 21 | 22 | 20 | 18 | 20 | 20 | 19 |
- 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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