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Surf Forecasts:
Tahunanui bar surfForecast / Nelson – Tasman Bay / New Zealand
48hr Weather and Surf, issued 12 pm Wednesday 10 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
19.6° C
(Which is 4.4°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 7PM is: 0.4m 6s primary swell from a North-northwest direction and 0.1m 13s secondary swell from a North direction (forecast issued at 12:00pm December 10). The wind direction is predicted to be cross-onshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | 0.5ft (0.1m) | 13s |
| Afternoon (10 Dec) | 2ft (0.6m) | 5s |
| Evening (10 Dec) | 1.5ft (0.4m) | 5s |
Table - waves today at Tahunanui bar. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| 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) (?) | 13 | 5 | 5 | 6 | 13 | 13 | 13 | 13 | 12 | 12 | 3 | 4 | 4 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3 | 8 | 23 | 12 | 4 | 3 | 3 | 3 | 3 | 3 | 5 | 7 | 5 | 5 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 17 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | cross- on | glass | cross- off | cross- off | cross- off | on | on | cross- on | glass | cross- off | cross- off | cross- off | off | glass | on | cross- on | cross- on | glass | glass | cross- off | glass |
High Tide / height (m) | 2:38PM 3.90 | 3:15AM 3.62 | 3:31PM 3.68 | 4:09AM 3.49 | 4:30PM 3.51 | 5:01AM 3.40 | ||||||||||||||||||
Low Tide / height (m) | 8:22AM 0.98 | 8:55PM 1.03 | 9:09AM 1.15 | 9:52PM 1.20 | 10:00AM 1.31 | 10:53PM 1.33 | ||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:47 |
| Sunset | - | - | - | 8:51 | - | - | - | - | - | - | - | 8:52 | - | - | - | - | - | - | - | 8:52 | - | - | - | - |
 | |  | |  | | | | | |  | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 22 | 22 | 22 | 19 | 16 | 14 | 14 | 18 | 18 | 18 | 17 | 16 | 12 | 11 | 11 | 17 | 17 | 17 | 16 | 14 | 13 | 12 | 13 |
| Feels °C (?) | 20 | 21 | 21 | 21 | 19 | 15 | 13 | 13 | 17 | 16 | 16 | 17 | 12 | 6 | 6 | 8 | 15 | 13 | 12 | 14 | 13 | 12 | 10 | 12 |
- 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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