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Ruby Bay Surf Forecast
/ Nelson – Tasman Bay (18 surf breaks) /
Surf Forecasts:
Ruby Bay surfForecast / Nelson – Tasman Bay / New Zealand
48hr Weather and Surf, issued 5 am Monday 25 May 2026 NZSTForecast update in hr min s Forecast update imminent
Ruby Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ruby Bay sea temperature is
14.5° C
(Which is normal for this time of year)How big are the waves at Ruby Bay today?
The current surf forecast for Ruby Bay at 12PM is: 0.1m 14s primary swell from a North direction and 0.1m 8s secondary swell from a North direction (forecast issued at 05:00am May 25). An open ocean swell of 0.1m 14s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 0.5ft (0.2m) | 9s |
| Afternoon (25 May) | 0.5ft (0.1m) | 14s |
| Evening (25 May) | 0.5ft (0.1m) | 8s |
Table - waves today at Ruby Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 16°C on Tue morning, min 8°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||||
Monday 25 | Tuesday 26 | Wednesday 27 | Thu 28 | |||||||||||||||||||||
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 | 3 PM | 6 PM | 9 PM | 12 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
N 9 | N 9 | N 9 | N 14 | N 14 | N 14 | N 8 | N 14 | N 14 | N 14 | N 14 | N 8 | N 14 | N 14 | N 14 | N 14 | N 14 | — | — | — | N 9 | — | N 9 | N 8 | |
6 | 6 | 6 | 4 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | 0 | 0 | 0 | 2 | 0 | 1 | 1 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | glassy | glassy | glassy | glassy | off | off | off | off | off | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | off | |
High Tide | 5:08AM3.46m | 5:33PM3.39m | 6:12AM3.49m | 6:30PM3.43m | 7:06AM3.56m | 7:25PM3.51m | ||||||||||||||||||
Low Tide | 11:23AM1.36m | 11:40PM1.46m | 12:20PM1.33m | 00:41AM1.38m | 1:09PM1.27m | |||||||||||||||||||
 |  |  | | | | |  | | |  | | | | | | | | | | | | | | |
 | — | 7:37 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — | 7:39 |
 | — | — | — | — | 5:10 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:08 | — | — | 5:08 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 8 | 7 | 8 | 12 | 12 | 10 | 9 | 10 | 9 | 10 | 11 | 16 | 16 | 13 | 11 | 10 | 10 | 10 | 10 | 12 | 13 | 11 | 10 | 9 |
7 | 5 | 6 | 11 | 11 | 9 | 7 | 7 | 5 | 7 | 9 | 14 | 14 | 12 | 10 | 8 | 9 | 9 | 9 | 11 | 12 | 10 | 9 | 7 | |
Swell 1 Height (m) Direction Period (s) | N 9 | N 9 | N 9 | N 8 | N 8 | — | — | N 3 | N 4 | NNW 4 | NNW 4 | NNW 4 | N 4 | N 4 | — | — | — | — | — | — | — | — | — | — |
 kJ | 6 | 6 | 6 | 1 | 1 | — | — | 1 | 1 | 1 | 2 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | N 14 | N 14 | N 14 | NW 14 | N 14 | N 8 | N 8 | N 7 | N 7 | N 6 | N 6 | — | N 14 | N 14 | N 14 | N 14 | — | — | — | — | N 9 | — | N 9 | N 8 |
| kJ | 4 | 4 | 4 | 8 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | — | 4 | 4 | 4 | 4 | — | — | — | — | 2 | — | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | NW 16 | NW 15 | NW 15 | N 14 | — | N 14 | NW 4 | N 14 | N 14 | N 14 | N 14 | N 8 | N 8 | N 8 | N 8 | — | N 14 | — | — | — | — | — | — | — |
| kJ | 10 | 9 | 8 | 4 | — | 4 | 1 | 4 | 4 | 4 | 4 | 1 | 1 | 1 | 1 | — | 4 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | WSW 2 | SW 2 | SSW 2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 88 | 83 | 83 | 84 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 |
Best forecast wave conditions in Nelson - Tasman Bay | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Ruby Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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