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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 11 pm Thursday 16 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
18.5° C
(Which is 2.7°C warmer than normal for this time of year)| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Apr) | 0.5ft (0.1m) | 11s |
| Afternoon (17 Apr) | 2ft (0.6m) | 5s |
| Evening (17 Apr) | 4.5ft (1.3m) | 6s |
Table - waves today at Ruby Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||||||||||
| 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 | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 13 | 11 | 11 | 6 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 0 | 2 | 0 | 2 | 2 | 30 | 14 | 38 | 100 | 0 | 0 | 0 | 410 | 321 | 282 | 252 | 223 | 161 | 202 | 160 | 145 | 109 | 84 | 63 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | glass | glass | cross | cross | cross | cross | cross- off | glass | cross | cross- on | glass | cross- off | glass | glass | off | glass | glass | on | glass |
High Tide / height (m) | 9:38PM 3.98 | 9:42AM 4.18 | 10:19PM 4.19 | 10:23AM 4.26 | 10:59PM 4.31 | 11:06AM 4.26 | ||||||||||||||||||
Low Tide / height (m) | 3:22AM 0.63 | 3:35PM 0.57 | 4:00AM 0.48 | 4:14PM 0.50 | 4:39AM 0.43 | 4:56PM 0.54 | ||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - | 7:01 | - | - | - |
| Sunset | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:51 | - |
 | | |  |  | |  |  |  |  | |  |  |  | | |  | | | | | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 11 | 7 | 2 | 4 | 3 | 6 | - | - | - | - | - | 6 | 6 |
| Temp. °C | 13 | 10 | 9 | 9 | 12 | 17 | 16 | 15 | 14 | 14 | 14 | 15 | 14 | 14 | 14 | 14 | 13 | 12 | 11 | 10 | 12 | 15 | 14 | 13 |
| Feels °C (?) | 9 | 7 | 6 | 6 | 10 | 16 | 15 | 14 | 13 | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 12 | 12 | 10 | 9 | 11 | 14 | 12 | 13 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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