Surf Forecasts:
How big are the waves at Ruby Bay today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 0.5ft (0.1m), 13s period with N swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 0.5ft (0.1m), 12s period with N swell.
The current surf forecast for Ruby Bay at 5PM is: 0.3m 2s primary swell from a Northeast direction (forecast issued at 12:00pm October 21). An open ocean swell of 0.1m 16s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 0.5ft (0.1m) | 13s |
| Afternoon (21 Oct) | 0.5ft (0.1m) | 12s |
| Evening (21 Oct) | - | - |
Table - waves today at Ruby Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 21°C on Thu morning, min 8°C on Wed night). Wind will be generally light. | |||||||||||||||||||||
Wed 21 | Thursday 22 | Friday 23 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | N 13 | N 13 | NE 2 | NNE 3 | NW 16 | NW 15 | NW 15 | N 15 | N 14 | — | NE 2 | NE 3 | NNW 5 | NNW 4 | SW 3 | NW 13 | NW 13 | N 21 | N 20 | NW 19 | NW 18 |
Wave Graph  | |||||||||||||||||||||
 kJ | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 4 | 4 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 9 | 8 | 0 | 0 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | on | glassy | glassy | glassy | off | off | glassy | cross-on | on | glassy | off | off | glassy | glassy | glassy | on | on | on | cross-off |
High Tide | 7:24PM3.13m | 7:49AM3.21m | 8:20PM3.38m | 8:45AM3.40m | 9:03PM3.64m | ||||||||||||||||
Low Tide | 12:41PM1.63m | 1:27AM1.64m | 1:49PM1.44m | 2:19AM1.40m | 2:40PM1.21m | ||||||||||||||||
 | | | |  | | | | | | | |  | | | | | | | | | |
 | 6:31 | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — |
 | — | — | — | 7:53 | — | — | — | — | — | — | — | 7:54 | — | — | — | — | — | — | — | 7:55 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 16 | 15 | 13 | 11 | 11 | 9 | 8 | 16 | 21 | 19 | 14 | 12 | 12 | 11 | 10 | 15 | 17 | 17 | 15 | 13 |
Feels °C | 14 | 14 | 13 | 13 | 10 | 10 | 7 | 6 | 14 | 19 | 17 | 14 | 11 | 10 | 10 | 9 | 14 | 15 | 15 | 14 | 12 |
Swell 1 Height (m) Direction Period (s) | NW 17 | NW 16 | NW 16 | NNE 3 | — | — | NW 15 | N 15 | N 14 | — | — | NE 3 | NNW 5 | NNW 4 | NW 4 | — | — | — | N 20 | — | NW 18 |
| kJ | 11 | 10 | 10 | 1 | — | — | 8 | 4 | 4 | — | — | 1 | 2 | 2 | 1 | — | — | — | 8 | — | 12 |
Swell 2 Height (m) Direction Period (s) | — | — | — | NW 16 | NW 16 | NW 15 | — | — | — | — | — | NW 5 | — | — | — | NNW 4 | — | — | — | — | — |
| kJ | — | — | — | 10 | 10 | 9 | — | — | — | — | — | 1 | — | — | — | 2 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | N 13 | N 13 | — | — | — | — | — | — | — | — | W 8 | — | — | — | — | NW 13 | NW 13 | N 21 | — | NW 19 | — |
| kJ | 3 | 3 | — | — | — | — | — | — | — | — | 1 | — | — | — | — | 7 | 7 | 9 | — | 15 | — |
Wind waves Height (m) Direction Period (s) | — | — | NE 2 | — | — | — | — | — | — | — | NE 2 | — | — | — | SW 3 | SSW 3 | — | — | — | — | — |
| kJ | — | — | 1 | — | — | — | — | — | — | — | 2 | — | — | — | 3 | 1 | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 83 | 86 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 115 | 115 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 142 | 137 | 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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