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:
Itaipu surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 2 am Monday 29 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Itaipu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Itaipu sea temperature is
26.0° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Itaipu today?
The current surf forecast for Itaipu at 9AM is: 0.6m 10s primary swell from a South direction (forecast issued at 02:00am December 29). An open ocean swell of 0.3m 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 (29 Dec) | 2ft (0.6m) | 10s |
| Afternoon (29 Dec) | 2ft (0.6m) | 10s |
| Evening (29 Dec) | 1.5ft (0.5m) | 10s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 29 | Tuesday 30 | Wednesday 31 | ||||||||||||||||||||||
| 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 | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 10 | 10 | 10 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 21 | 20 | 19 | 18 | 17 | 16 | 16 | 15 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 57 | 75 | 71 | 68 | 64 | 80 | 74 | 52 | 52 | 55 | 53 | 33 | 33 | 32 | 32 | 80 | 194 | 722 | 1407 | 2068 | 2206 | 2329 | 2083 | 1626 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | cross- on | cross- on | cross- on | cross- on | cross- off | cross- off | cross- off | glass | glass | cross- on | cross- off | glass | glass | glass | cross- off | cross- off | glass | cross- on | cross | cross- on | cross- off |
High Tide / height (m) | 11:01AM 0.95 | 11:20PM 1.05 | 11:19AM 0.92 | 12:11AM 1.07 | 11:07AM 0.91 | |||||||||||||||||||
Low Tide / height (m) | 4:06AM -0.02 | 4:26PM -0.00 | 4:55AM 0.01 | 5:11PM -0.08 | 5:42AM 0.07 | 5:55PM -0.14 | ||||||||||||||||||
Monday 29 | Tuesday 30 | Wednesday 31 | ||||||||||||||||||||||
| Sunrise | - | - | 5:07 | - | - | - | - | - | - | - | 5:07 | - | - | - | - | - | - | - | 5:09 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:39 | - |
 | |  | | | | | |  | | | | |  | | | |  |  | | | |  |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 3 | - | - | - | - | - | - | 1 | 10 | 2 |
| Temp. °C | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 24 | 24 | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 26 | 26 | 26 | 24 | 24 |
| Feels °C (?) | 28 | 28 | 28 | 28 | 26 | 27 | 29 | 27 | 28 | 27 | 27 | 29 | 26 | 25 | 30 | 28 | 29 | 28 | 28 | 31 | 28 | 29 | 28 | 27 |
- 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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