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:
Quatro Ilhas surfForecast / Santa Catarina – Norte / Brazil
48hr Weather and Surf, issued 8 am Saturday 20 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Quatro Ilhas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Quatro Ilhas sea temperature is
24.9° C
(Which is slightly warmer than usual)How big are the waves at Quatro Ilhas today?
The current surf forecast for Quatro Ilhas at 4PM is: 0.1m 10s primary swell from a Southeast direction and 0.1m 10s secondary swell from a East direction (forecast issued at 08:00am December 20). An open ocean swell of 0.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Dec) | 1.5ft (0.4m) | 5s |
| Afternoon (20 Dec) | 0.5ft (0.1m) | 10s |
| Evening (20 Dec) | 2ft (0.6m) | 5s |
Table - waves today at Quatro Ilhas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 20 | Sunday 21 | Monday 22 | Tue 23 | |||||||||||||||||||||
| 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 | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 5 | 5 | 7 | 10 | 4 | 5 | 5 | 6 | 13 | 13 | 13 | 14 | 11 | 11 | 13 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 29 | 6 | 5 | 4 | 12 | 15 | 17 | 29 | 4 | 3 | 3 | 4 | 9 | 9 | 3 | 3 | 3 | 9 | 9 | 9 | 8 | 8 | 2 | 2 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- on | cross- on | cross | cross | cross | cross | cross | cross- off | cross | cross | cross | cross | cross | cross | cross- off | cross- off | cross | cross | cross | cross | cross- off | cross- off |
High Tide / height (m) | 2:13PM 0.79 | 2:56AM 0.87 | 2:49PM 0.83 | 3:30AM 0.88 | 3:22PM 0.86 | |||||||||||||||||||
Low Tide / height (m) | 9:16AM 0.22 | 9:19PM 0.06 | 9:45AM 0.27 | 9:48PM 0.09 | 10:15AM 0.33 | 10:20PM 0.13 | ||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tue 23 | |||||||||||||||||||||
| Sunrise | 5:15 | - | - | - | - | - | - | - | 5:16 | - | - | - | - | - | - | - | 5:16 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - |
 | |  | | |  |  |  |  | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 24 | 23 |
| Feels °C (?) | 23 | 22 | 22 | 22 | 22 | 23 | 22 | 23 | 23 | 23 | 25 | 24 | 24 | 25 | 25 | 24 | 26 | 26 | 26 | 24 | 26 | 27 | 27 | 26 |
- 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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