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:
Jap Rock surfForecast / Florida – South / USA
48hr Weather and Surf, issued 12 pm Thursday 18 Dec 2025 ESTForecast update in hr min s Forecast update imminent
Jap Rock surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jap Rock sea temperature is
26.0° C
(Which is 1.6°C warmer than normal for this time of year)How big are the waves at Jap Rock today?
The current surf forecast for Jap Rock at 6PM is: 0.9m 7s primary swell from a Northeast direction and 0.9m 6s secondary swell from a East-southeast direction, 0.5m 5s secondary swell from a South direction (forecast issued at 12:00pm December 18). The wind direction is predicted to be cross-onshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Dec) | 4.5ft (1.4m) | 6s |
| Afternoon (18 Dec) | 4ft (1.2m) | 6s |
| Evening (18 Dec) | 2.5ft (0.8m) | 7s |
Table - waves today at Jap Rock. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| 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 | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 4 | 5 | 5 | 5 | 5 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 127 | 115 | 96 | 67 | 60 | 54 | 28 | 59 | 50 | 52 | 53 | 54 | 53 | 52 | 37 | 37 | 36 | 53 | 46 | 31 | 27 | 20 | 20 | 20 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 7:01PM 0.76 | 7:41AM 0.83 | 7:41PM 0.76 | 8:20AM 0.84 | 8:20PM 0.76 | |||||||||||||||||||
Low Tide / height (m) | 1:08PM 0.16 | 1:18AM 0.01 | 1:46PM 0.15 | 1:55AM -0.00 | 2:23PM 0.15 | 2:32AM -0.01 | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:03 | - | - | - | - | - | - | - |
| Sunset | - | - | 5:30 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - | - | - | 5:31 | - | - | - | - | - |
 | |  |  | |  | | | | |  | |  | | | | | | |  | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - |
| Temp. °C | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 25 | 28 | 28 | 28 | 26 | 23 | 22 | 22 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 23 |
| Feels °C (?) | 24 | 24 | 25 | 27 | 26 | 26 | 26 | 25 | 26 | 29 | 29 | 29 | 26 | 23 | 22 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 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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