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Surf Forecasts:
Itamambuca surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 8 pm Monday 18 May 2026 -03Forecast update in hr min s Forecast update imminent
Itamambuca surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Itamambuca sea temperature is
24.1° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Itamambuca today?
The current surf forecast for Itamambuca at 5AM is: 1.3m 8s primary swell from a South-southwest direction and 1.0m 8s secondary swell from a South direction, 0.3m 13s secondary swell from a South-southeast direction (forecast issued at 08:00pm May 18). The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 5.5ft (1.7m) | 8s |
| Afternoon (19 May) | 5ft (1.5m) | 8s |
| Evening (19 May) | 3.5ft (1.0m) | 18s |
Table - waves today at Itamambuca. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Wed night. Warm (max 22°C on Mon night, min 19°C on Thu afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | |||||||||||||||||||||
6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 10 | SW 5 | SSE 14 | S 9 | SSW 8 | SSW 8 | S 8 | S 8 | S 8 | SSE 18 | SSE 16 | SSE 16 | SSE 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | SSE 14 | S 15 | SSE 15 | SSE 15 | |
48 | 51 | 41 | 43 | 223 | 327 | 300 | 253 | 199 | 655 | 823 | 1025 | 1602 | 1077 | 925 | 769 | 609 | 506 | 498 | 609 | 822 | 978 | 1367 | 1795 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 3:52PM1.10m | 3:14AM0.93m | 4:34PM1.01m | 3:47AM0.92m | 5:19PM0.90m | 4:25AM0.91m | ||||||||||||||||||
Low Tide | 10:50PM0.44m | 10:41AM0.06m | 11:37PM0.54m | 11:33AM0.11m | 00:27AM0.61m | 12:34PM0.18m | ||||||||||||||||||
 |  | | | |  | | | | | | | | | |  | |  | | | |  | | | |
 | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — |
 | — | — | — | — | — | — | — | 5:23 | — | — | — | — | — | — | — | 5:23 | — | — | — | — | — | — | — | 5:22 |
1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 1 | |
Temp °C | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 19 |
24 | 24 | 24 | 24 | 22 | 23 | 22 | 22 | 23 | 23 | 24 | 24 | 24 | 24 | 25 | 24 | 23 | 23 | 23 | 23 | 21 | 21 | 21 | 20 | |
Swell 1 Height (m) Direction Period (s) | S 10 | SSW 5 | SSW 5 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SSE 16 | SSE 16 | SSE 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | SSE 14 | S 15 | SSE 15 | SSE 15 |
 kJ | 48 | 23 | 14 | 43 | 137 | 198 | 191 | 160 | 168 | 168 | 823 | 1025 | 1602 | 1077 | 925 | 769 | 609 | 506 | 498 | 609 | 822 | 978 | 1367 | 1795 |
Swell 2 Height (m) Direction Period (s) | SSE 15 | SSE 10 | SSE 10 | SSW 5 | SSE 13 | SSE 13 | SSE 15 | SSE 15 | SSE 19 | SSE 18 | SSE 8 | SSE 7 | SE 7 | SE 7 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | ESE 6 | ESE 5 | E 7 | E 8 |
| kJ | 22 | 31 | 31 | 9 | 35 | 34 | 44 | 71 | 199 | 655 | 147 | 117 | 67 | 44 | 41 | 38 | 38 | 30 | 28 | 25 | 20 | 19 | 4 | 5 |
Swell 3 Height (m) Direction Period (s) | E 7 | SSE 15 | SSE 14 | SSE 14 | E 7 | SSE 16 | S 12 | SSE 20 | SSE 14 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | — | — | — | E 8 | E 8 | E 8 | — | — | — |
| kJ | 4 | 42 | 41 | 37 | 4 | 25 | 28 | 75 | 67 | 1 | 1 | 1 | 1 | 4 | 1 | — | — | — | 5 | 5 | 4 | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 5 | SW 5 | SW 5 | SW 5 | SSW 8 | SSW 8 | S 8 | S 8 | SW 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 5 | — |
| kJ | 21 | 51 | 25 | 19 | 223 | 327 | 300 | 253 | 132 | — | — | — | — | — | — | — | — | — | — | — | — | — | 18 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 4 | 4 | 4 | 4 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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