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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 5 pm Wednesday 20 May 2026 NZSTForecast 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
14.7° C
(Which is normal for this time of year)How big are the waves at Tahunanui bar today?
The current surf forecast for Tahunanui bar at 10PM is: 0.6m 4s primary swell from a Northwest direction and 0.4m 4s secondary swell from a North-northwest direction (forecast issued at 05:00pm May 20). The wind direction is predicted to be offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | - | - |
| Afternoon (20 May) | 0.5ft (0.1m) | 14s |
| Evening (20 May) | 2.5ft (0.7m) | 4s |
Table - waves today at Tahunanui bar. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 14°C on Thu afternoon, min 9°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
N 14 | NNW 4 | NW 4 | NW 4 | N 5 | NNW 5 | NNW 6 | N 7 | N 7 | N 7 | NNW 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 6 | N 6 | N 6 | N 7 | N 7 | N 8 | N 7 | N 7 | |
4 | 8 | 16 | 14 | 10 | 64 | 207 | 150 | 158 | 134 | 210 | 76 | 60 | 44 | 43 | 31 | 29 | 19 | 19 | 25 | 25 | 33 | 16 | 16 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | cross-off | off | cross-off | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | on | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | |
High Tide | 12:13PM4.02m | 00:42AM4.16m | 1:09PM3.81m | 1:34AM3.93m | 2:10PM3.61m | 2:33AM3.70m | ||||||||||||||||||
Low Tide | 6:22PM0.71m | 6:47AM0.78m | 7:16PM0.87m | 7:50AM0.99m | 8:10PM1.06m | 8:59AM1.14m | ||||||||||||||||||
 |  | | |  |  |  | | | | | | | |  | | | | | | | | | | |
 | — | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:35 | — | — |
 | 5:14 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:12 | — | — | — | — | — | — | 5:10 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 10 | 9 | 9 | 9 | 10 | 10 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 12 | 14 |
9 | 9 | 7 | 7 | 7 | 8 | 9 | 13 | 14 | 13 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 12 | 12 | 11 | 10 | 10 | 11 | 14 | |
Swell 1 Height (m) Direction Period (s) | NNW 3 | NNW 3 | NNW 4 | N 4 | N 5 | N 5 | N 6 | — | — | — | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 6 | N 6 | N 6 | N 7 | N 7 | N 8 | N 7 | N 7 |
 kJ | 1 | 2 | 4 | 6 | 10 | 34 | 92 | — | — | — | 116 | 76 | 60 | 44 | 43 | 31 | 29 | 19 | 19 | 25 | 25 | 33 | 16 | 16 |
Swell 2 Height (m) Direction Period (s) | N 14 | — | — | — | NW 13 | — | — | — | — | — | N 14 | NNW 14 | NNW 13 | NNW 12 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | N 9 | NW 16 | N 9 | N 9 |
| kJ | 4 | — | — | — | 7 | — | — | — | — | — | 4 | 19 | 16 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 6 | 10 | 6 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | N 12 | — | — | — | — | — | E 3 | — | NW 17 | — | N 16 | — | NW 15 | NW 15 |
| kJ | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | 1 | — | 12 | — | 5 | — | 9 | 8 |
Wind waves Height (m) Direction Period (s) | — | NNW 4 | NW 4 | NW 4 | — | NNW 5 | NNW 6 | N 7 | N 7 | N 7 | NNW 7 | — | — | — | NE 3 | ENE 3 | — | — | — | — | — | — | — | — |
| kJ | — | 8 | 16 | 14 | — | 64 | 207 | 150 | 158 | 134 | 210 | — | — | — | 2 | 2 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 96 | 96 | 96 | 100 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 2 | 0 | 0 | 22 | 22 | 21 | 22 | 29 | 29 | 29 |
Best forecast wave conditions in Nelson - Tasman Bay | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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