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:
Tahunanui bar surfForecast / Nelson – Tasman Bay / New Zealand
48hr Weather and Surf, issued 12 am Friday 26 Dec 2025 NZDTForecast update in hr min s Forecast update imminent
Tahunanui bar surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tahunanui bar sea temperature is
19.2° C
(Which is 3.1°C warmer than normal for this time of year)How big are the waves at Tahunanui bar today?
The current surf forecast for Tahunanui bar at 6AM is: 1.2m 6s primary swell from a North-northwest direction and 0.1m 13s secondary swell from a North direction (forecast issued at 12:00am December 26). The wind direction is predicted to be glassy.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Dec) | 4ft (1.2m) | 6s |
| Afternoon (26 Dec) | 4ft (1.2m) | 6s |
| Evening (26 Dec) | 3.5ft (1.1m) | 6s |
Table - waves today at Tahunanui bar. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 26 | Saturday 27 | Sunday 28 | ||||||||||||||||||||||
| 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 | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 6 | 6 | 7 | 6 | 5 | 6 | 6 | 6 | 14 | 6 | 6 | 6 | 5 | 5 | 6 | 5 | 6 | 6 | 6 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 77 | 67 | 122 | 112 | 186 | 61 | 117 | 121 | 76 | 51 | 40 | 30 | 21 | 28 | 26 | 48 | 108 | 18 | 10 | 10 | 6 | 6 | 3 | 7 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | glass | on | on | on | cross- on | off | cross- off | cross- off | cross- off | glass | on | on | cross- on | cross- off | off | off | glass | on | on | on | glass |
High Tide / height (m) | 2:32AM 3.58 | 2:45PM 3.82 | 3:20AM 3.51 | 3:33PM 3.76 | 4:11AM 3.47 | 4:27PM 3.69 | ||||||||||||||||||
Low Tide / height (m) | 8:00PM 1.04 | 8:28AM 0.97 | 8:48PM 1.08 | 9:12AM 1.08 | 9:41PM 1.11 | 10:05AM 1.20 | ||||||||||||||||||
Friday 26 | Saturday 27 | Sunday 28 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 9:00 | - | - | - | - | - | - | - | 9:00 | - | - | - | - | - | - | - | 9:01 |
 |  |  |  |  | |  |  | | | |  | |  | | | |  | | | | | | | |
Rain (mm) | - | - | 1 | 2 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 17 | 17 | 16 | 17 | 16 | 18 | 19 | 15 | 12 | 11 | 11 | 15 | 17 | 18 | 17 | 14 | 12 | 11 | 11 | 15 | 17 | 17 | 17 |
| Feels °C (?) | 14 | 14 | 14 | 17 | 17 | 12 | 13 | 15 | 12 | 9 | 9 | 9 | 14 | 13 | 15 | 13 | 11 | 10 | 9 | 10 | 13 | 15 | 14 | 16 |
- 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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