Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Josiahs Bay surfForecast / Tortola / British Virgin Islands
48hr Weather and Surf, issued 7 pm Sunday 21 Dec 2025 ASTForecast update in hr min s Forecast update imminent
Josiahs Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Josiahs Bay sea temperature is
27.8° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Josiahs Bay today?
The current surf forecast for Josiahs Bay at 11PM is: 1.5m 10s primary swell from a East direction and 1.2m 10s secondary swell from a North-northeast direction, 0.1m 10s secondary swell from a Northwest direction (forecast issued at 07:00pm December 21). The wind direction is predicted to be cross-offshore.
| Time (AST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Dec) | - | - |
| Afternoon (21 Dec) | 4.5ft (1.4m) | 10s |
| Evening (21 Dec) | 5ft (1.6m) | 10s |
Table - waves today at Josiahs Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||||||||
| 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 9 | 6 | 6 | 7 | 9 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 407 | 489 | 423 | 414 | 265 | 259 | 134 | 133 | 106 | 135 | 143 | 169 | 181 | 222 | 300 | 294 | 16 | 14 | 123 | 151 | 180 | 349 | 589 | 634 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide / height (m) | 8:56PM 0.25 | 10:35AM 0.50 | 9:48PM 0.26 | 11:10AM 0.50 | 10:43PM 0.28 | 11:44AM 0.49 | ||||||||||||||||||
Low Tide / height (m) | 4:55PM 0.19 | 2:58AM 0.05 | 5:31PM 0.19 | 3:39AM 0.07 | 6:04PM 0.19 | 4:23AM 0.10 | ||||||||||||||||||
Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:46 | - | - | - | - | - | - | - | 6:46 | - | - | - | - | - | - | - | 6:47 | - | - |
| Sunset | 5:46 | - | - | - | - | - | - | - | 5:46 | - | - | - | - | - | - | - | 5:47 | - | - | - | - | - | - | - |
 |  |  | | |  | | | | | | | |  | | | | | | | | | | | |
Rain (mm) | 2 | 2 | - | - | 1 | - | - | - | - | 2 | 2 | - | 1 | 1 | - | - | - | - | - | - | - | - | - | 1 |
| Temp. °C | 26 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Feels °C (?) | 24 | 24 | 25 | 24 | 25 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 25 | 24 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 |
- 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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