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Tahunanui bar Surf Forecast
/ Nelson – Tasman Bay (18 surf breaks) /
Surf Forecasts:
Tahunanui bar surfForecast / Nelson – Tasman Bay / New Zealand
48hr Weather and Surf, issued 11 am Tuesday 16 Sep 2025 NZST
How big are the waves at Tahunanui bar today?
The current surf forecast for Tahunanui bar at 4PM is: 0.7m 5s primary swell from a North-northwest direction (forecast issued at 11:00am September 16). An open ocean swell of 0.1m 14s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 2.5ft (0.8m) | 6s |
| Afternoon (16 Sep) | 2.5ft (0.7m) | 5s |
| Evening (16 Sep) | - | - |
Table - waves today at Tahunanui bar. (Swell directed towards the surf break)
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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 | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 5 | 5 | 5 | 5 | 5 | 6 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 8 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 58 | 13 | 26 | 26 | 0 | 14 | 13 | 0 | 25 | 74 | 130 | 148 | 212 | 302 | 416 | 332 | 279 | 241 | 173 | 148 | 99 | 78 | 102 | 71 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- on | glass | cross | cross- off | cross- off | cross- off | glass | glass | cross- on | cross- on | cross- on | cross- on | cross- on | on | glass | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | glass |
High Tide / height (m) | 5:03PM 3.13 | 5:36AM 3.10 | 6:50PM 3.28 | 6:57AM 3.22 | 7:51PM 3.54 | |||||||||||||||||||
Low Tide / height (m) | 10:15AM 1.49 | 11:41PM 1.44 | 11:53AM 1.52 | 12:56AM 1.27 | 1:16PM 1.37 | 1:52AM 1.03 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | 6:26 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:17 | - | - | - | - | - | - | - | 6:19 | - | - | - | - |
 | |  | |  | | | | | | | |  |  | |  | |  | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 4 | 1 | - | - | - | - | - | - | - | 1 |
| Temp. °C | 13 | 17 | 18 | 18 | 12 | 12 | 14 | 11 | 13 | 17 | 17 | 15 | 14 | 14 | 13 | 13 | 14 | 13 | 15 | 13 | 9 | 7 | 7 | 8 |
| Feels °C (?) | 12 | 15 | 17 | 15 | 9 | 9 | 10 | 10 | 12 | 11 | 11 | 10 | 11 | 12 | 12 | 13 | 12 | 9 | 10 | 8 | 5 | 3 | 4 | 6 |
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Nelson - Tasman Bay
Cross-on wind has become light (light winds from the N at NelsonAeroAws 5 km from Tahunanui bar). 0.1m 14s groundswell from the NNW to make surfable waves.
Actual: 52 min ago
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