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Surf Forecasts:
Itanhaem surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 am Saturday 21 Mar 2026 -03Forecast update in hr min s Forecast update imminent
Itanhaem surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Itanhaem sea temperature is
26.9° C
(Which is slightly warmer than usual)How big are the waves at Itanhaem today?
The current surf forecast for Itanhaem at 11AM is: 0.6m 9s primary swell from a Southeast direction and 0.2m 3s secondary swell from a East-southeast direction (forecast issued at 02:00am March 21). The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | 2ft (0.6m) | 9s |
| Afternoon (21 Mar) | 1.5ft (0.5m) | 9s |
| Evening (21 Mar) | 1.5ft (0.5m) | 9s |
Table - waves today at Itanhaem. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||||||||||
| 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) (?) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 50 | 27 | 51 | 55 | 42 | 40 | 50 | 38 | 27 | 26 | 25 | 25 | 33 | 33 | 34 | 34 | 34 | 33 | 32 | 31 | 31 | 29 | 29 | 20 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | glass | glass | glass | on | cross- on | cross | cross- off | glass | glass | cross- off | glass | on | cross- on | cross | cross | cross | glass | glass | cross- on | cross- on | cross- on | cross | cross- off |
High Tide / height (m) | 3:53AM 1.28 | 4:09PM 1.43 | 4:20AM 1.18 | 4:49PM 1.31 | 4:48AM 1.07 | 5:33PM 1.15 | ||||||||||||||||||
Low Tide / height (m) | 10:02PM 0.13 | 9:43AM 0.20 | 10:18PM 0.29 | 9:49AM 0.22 | 10:17PM 0.46 | 10:01AM 0.25 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:11 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:15 | - |
 | | |  | | | | | | | | | | | | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 23 | 22 | 24 | 26 | 26 | 25 | 24 | 23 | 22 | 22 | 25 | 28 | 28 | 26 | 24 | 23 | 23 | 22 | 24 | 26 | 26 | 24 | 23 |
| Feels °C (?) | 27 | 27 | 25 | 28 | 28 | 28 | 28 | 26 | 27 | 25 | 24 | 28 | 30 | 30 | 28 | 26 | 26 | 27 | 26 | 27 | 27 | 27 | 26 | 25 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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