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Praia Grande (Ubatuba) surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 8 am Wednesday 20 May 2026 -03Forecast update in hr min s Forecast update imminent
Praia Grande (Ubatuba) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Praia Grande (Ubatuba) sea temperature is
24.3° C
(Which is 1.3°C warmer than normal for this time of year)How big are the waves at Praia Grande (Ubatuba) today?
The current surf forecast for Praia Grande (Ubatuba) at 4PM is: 1.5m 14s primary swell from a South direction and 0.1m 8s secondary swell from a East direction, 0.8m 4s secondary swell from a South-southwest direction (forecast issued at 08:00am May 20). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 5.5ft (1.7m) | 14s |
| Afternoon (20 May) | 5ft (1.6m) | 14s |
| Evening (20 May) | 4.5ft (1.3m) | 13s |
Table - waves today at Praia Grande (Ubatuba). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Wed night. Warm (max 22°C on Wed morning, min 18°C on Thu afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 6 PM | 9 PM | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 15 | SSE 14 | S 14 | S 14 | S 13 | S 13 | SSE 13 | S 14 | SSE 14 | SSE 14 | SSE 15 | SSE 15 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | S 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | S 14 | |
1400 | 1240 | 1048 | 999 | 704 | 591 | 599 | 618 | 850 | 1121 | 1460 | 1795 | 1951 | 1948 | 1895 | 1842 | 1599 | 1449 | 1491 | 1363 | 1344 | 1241 | 1336 | 912 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | glassy | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | glassy | on | cross-on | cross-on | cross | glassy | cross-off | |
High Tide | 3:47AM0.92m | 5:19PM0.90m | 4:25AM0.91m | 6:12PM0.80m | 9:38PM0.77m | 5:11AM0.88m | 10:53PM0.77m | |||||||||||||||||
Low Tide | 11:33AM0.11m | 00:27AM0.61m | 12:34PM0.18m | 8:41PM0.77m | 1:23AM0.65m | 1:42PM0.25m | 2:25AM0.65m | |||||||||||||||||
 |  |  |  |  | | | | | | |  |  | | | | | | | |  | | | | |
 | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | 6:30 |
 | — | — | — | 5:23 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | 5:22 |
— | — | — | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 2 | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 22 | 22 | 22 | 21 | 21 | 20 | 20 | 20 | 20 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 19 | 21 | 20 | 20 | 20 | 20 | 19 |
23 | 24 | 24 | 24 | 22 | 23 | 22 | 21 | 21 | 21 | 19 | 20 | 19 | 20 | 20 | 19 | 19 | 21 | 22 | 21 | 21 | 21 | 22 | 20 | |
Swell 1 Height (m) Direction Period (s) | SSE 15 | SSE 14 | S 14 | S 14 | S 13 | S 13 | SSE 13 | S 14 | SSE 14 | SSE 14 | SSE 15 | SSE 15 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | S 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | S 14 |
 kJ | 1400 | 1240 | 1048 | 999 | 704 | 591 | 599 | 618 | 850 | 1121 | 1460 | 1795 | 1951 | 1948 | 1895 | 1842 | 1599 | 1449 | 1491 | 1363 | 1344 | 1241 | 1336 | 912 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | SE 5 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | ESE 5 |
| kJ | 4 | 4 | 4 | 1 | 1 | 1 | 1 | 10 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 47 |
Swell 3 Height (m) Direction Period (s) | — | — | — | E 8 | E 8 | E 8 | E 8 | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 5 | 5 | 5 | 5 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | SW 3 | SSW 4 | — | — | — | — | SE 5 | SSE 4 | — | — | — | — | — | — | — | — | — | — | — | — | E 5 | E 6 |
| kJ | — | — | 9 | 20 | — | — | — | — | 11 | 29 | — | — | — | — | — | — | — | — | — | — | — | — | 53 | 85 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 3 | 0 | 14 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 31 | 1 | 1 | 0 | 0 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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