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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 Friday 19 Sep 2025 NZST
How big are the waves at Ruby Bay today?
The current surf forecast for Ruby Bay at 11AM is: 0.4m 8s primary swell from a North direction and 0.3m 3s secondary swell from a East direction (forecast issued at 05:00am September 19). An open ocean swell of 0.4m 14s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | 1.5ft (0.4m) | 8s |
| Afternoon (19 Sep) | 1ft (0.3m) | 3s |
| Evening (19 Sep) | 1ft (0.3m) | 3s |
Table - waves today at Ruby Bay. (Swell directed towards the surf break)
Friday 19 | Saturday 20 | Sunday 21 | Mon 22 | |||||||||||||||||||||
| 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 | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 8 | 3 | 3 | 3 | 3 | 12 | 14 | 14 | 9 | 3 | 4 | 4 | 5 | 6 | 7 | 9 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 0 | 0 | 18 | 18 | 1 | 2 | 1 | 1 | 0 | 4 | 4 | 2 | 9 | 15 | 26 | 59 | 148 | 429 | 837 | 1424 | 1732 | 1784 | 1695 | 957 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | cross- on | on | on | glass | off | off | off | glass | on | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 8:14AM 3.42 | 8:51PM 3.75 | 9:01AM 3.62 | 9:27PM 3.92 | 9:41AM 3.80 | 10:01PM 4.03 | ||||||||||||||||||
Low Tide / height (m) | 1:59AM 1.16 | 2:22PM 1.26 | 2:42AM 0.97 | 3:05PM 1.04 | 3:19AM 0.82 | 3:40PM 0.87 | ||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Mon 22 | |||||||||||||||||||||
| Sunrise | - | - | 6:22 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:21 | - | - | - | - | - | - | - | 6:22 | - | - |
 |  |  | |  | | | | | | | | |  | |  | |  |  |  |  | |  |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 2 | 8 | 13 | 10 | 12 | 7 |
| Temp. °C | 6 | 6 | 8 | 10 | 11 | 9 | 8 | 6 | 5 | 4 | 8 | 11 | 12 | 11 | 9 | 9 | 9 | 10 | 12 | 13 | 13 | 13 | 13 | 13 |
| Feels °C (?) | 4 | 4 | 6 | 7 | 8 | 6 | 6 | 4 | 2 | 1 | 6 | 8 | 8 | 7 | 6 | 6 | 6 | 6 | 7 | 8 | 9 | 9 | 10 | 9 |
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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
Continuing clean conditions at Ruby Bay (calm at NelsonAeroAws 14 km from Ruby Bay). No surfable waves
Actual: 56 min ago
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