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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 27 Apr 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
16.9° C
(Which is 1.5°C warmer than normal for this time of year)How big are the waves at Ruby Bay today?
The current surf forecast for Ruby Bay at 10AM is: 0.1m 14s primary swell from a North direction (forecast issued at 05:00am April 27). An open ocean swell of 0.1m 16s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | 0.5ft (0.1m) | 14s |
| Afternoon (27 Apr) | - | - |
| Evening (27 Apr) | 0.5ft (0.1m) | 13s |
Table - waves today at Ruby Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 20°C on Wed morning, min 10°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 27 | Tuesday 28 | Wednesday 29 | Thu 30 | |||||||||||||||||||||
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 14 | N 14 | N 14 | N 14 | NW 15 | N 13 | N 13 | N 13 | N 13 | N 13 | N 13 | N 13 | N 12 | N 12 | N 12 | N 12 | N 12 | N 12 | N 20 | N 4 | NW 6 | N 19 | N 18 | N 18 | |
4 | 4 | 4 | 4 | 0 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 8 | 1 | 20 | 7 | 7 | 6 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | glassy | glassy | on | glassy | glassy | off | off | off | glassy | glassy | on | glassy | off | off | off | off | off | off | cross-off | cross-off | off | off | |
High Tide | 7:00AM3.50m | 7:14PM3.45m | 7:50AM3.66m | 8:04PM3.61m | 8:31AM3.80m | 8:48PM3.75m | ||||||||||||||||||
Low Tide | 00:21AM1.42m | 1:01PM1.17m | 1:21AM1.26m | 1:47PM1.05m | 2:07AM1.09m | 2:27PM0.95m | ||||||||||||||||||
 |  |  | | |  | | | | | |  | | | | | | | | | | | | | |
 | — | 7:09 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — | 7:13 |
 | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | 5:36 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 10 | 12 | 16 | 16 | 13 | 11 | 10 | 10 | 10 | 12 | 16 | 15 | 13 | 11 | 11 | 10 | 10 | 13 | 20 | 20 | 17 | 14 | 12 |
9 | 8 | 11 | 15 | 15 | 13 | 10 | 8 | 8 | 8 | 11 | 15 | 14 | 13 | 10 | 10 | 8 | 8 | 11 | 18 | 17 | 15 | 12 | 9 | |
Swell 1 Height (m) Direction Period (s) | — | NW 17 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 14 | N 13 | N 13 | N 12 | N 12 | — | NW 4 | — | N 4 | N 4 | N 4 | NW 4 | NNW 4 | NNW 4 | N 4 |
 kJ | — | 11 | 10 | 10 | 9 | 8 | 8 | 8 | 7 | 7 | 3 | 3 | 3 | 3 | — | 1 | — | 1 | 1 | 1 | 3 | 7 | 3 | 1 |
Swell 2 Height (m) Direction Period (s) | NW 17 | — | — | — | — | N 13 | N 13 | N 13 | N 13 | N 13 | NW 13 | N 13 | — | — | N 12 | — | N 12 | N 12 | N 12 | NW 6 | N 4 | N 11 | N 18 | N 11 |
| kJ | 12 | — | — | — | — | 3 | 3 | 3 | 3 | 3 | 7 | 3 | — | — | 3 | — | 3 | 3 | 3 | 1 | 1 | 3 | 7 | 2 |
Swell 3 Height (m) Direction Period (s) | N 14 | N 14 | N 14 | N 14 | — | — | — | N 13 | — | — | — | — | N 12 | — | — | N 12 | — | — | N 20 | — | N 20 | N 19 | N 11 | N 18 |
| kJ | 4 | 4 | 4 | 4 | — | — | — | 3 | — | — | — | — | 3 | — | — | 3 | — | — | 8 | — | 7 | 7 | 2 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 3 | NW 6 | — | W 2 | WSW 2 |
| kJ | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 20 | — | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 125 | 88 | 83 | 83 | 88 | 88 | 88 | 134 | 125 | 133 | 95 | 88 |
Best forecast wave conditions in Nelson - Tasman Bay | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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