Surf Forecasts:
How big are the waves at Maresias today (12 Sep):
- Evening surf: Evening surf (12 Sep, local time) - 2.5ft (0.8m), 12s period with S swell.
The current surf forecast for Maresias at 12AM is: 0.7m 12s primary swell from a South direction (forecast issued at 08:00pm September 11). An open ocean swell of 0.5m 8s is not directed at the surf break, a second open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | - | - |
| Afternoon (12 Sep) | - | - |
| Evening (12 Sep) | 2.5ft (0.8m) | 12s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 31mm), heaviest during Fri night. Warm (max 27°C on Fri night, min 18°C on Mon afternoon). Wind will be generally light. | ||||||||||||||||||
Fri 11 | Saturday 12 | Sunday 13 | ||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 6 | S 7 | S 7 | S 7 | SSE 8 | SSE 8 | S 8 | S 7 |
Wave Graph  | ||||||||||||||||||
 kJ | 240 | 184 | 136 | 132 | 93 | 85 | 57 | 57 | 57 | 35 | 41 | 91 | 172 | 279 | 308 | 273 | 160 | 150 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | cross | off | off | cross-on | cross-on | on | on | on | on | glassy | glassy | glassy | cross-on | cross | cross |
High Tide | 2:40AM1.24m | 3:10PM1.09m | 3:10AM1.23m | 3:28PM1.07m | ||||||||||||||
Low Tide | 9:01PM0.24m | 9:24AM0.03m | 9:21PM0.21m | 9:48AM0.12m | ||||||||||||||
 | |  |  | |  | |  |  | | | | | | | | | | |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | — | 5:54 | — | — |
mm | — | — | — | 4 | — | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 1 | 1 | 1 | 2 | 1 |
Temp °C | 28 | 27 | 26 | 21 | 21 | 25 | 24 | 22 | 20 | 20 | 19 | 19 | 19 | 19 | 20 | 20 | 19 | 19 |
Feels °C | 30 | 29 | 27 | 22 | 22 | 28 | 26 | 25 | 21 | 22 | 21 | 21 | 21 | 21 | 23 | 23 | 20 | 21 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | E 8 | E 8 | SSW 4 | S 5 | S 6 | S 7 | E 8 | E 8 | ESE 11 | ESE 8 | S 8 | S 7 |
| kJ | 240 | 184 | 136 | 132 | 93 | 85 | 40 | 40 | 18 | 32 | 41 | 91 | 28 | 30 | 11 | 21 | 160 | 150 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 5 | E 8 | E 8 | SW 4 | E 8 | S 11 | S 11 | E 8 | E 8 | E 8 | E 8 | S 9 | SSW 9 | SE 11 | E 8 | S 16 | S 15 |
| kJ | 28 | 17 | 28 | 41 | 13 | 41 | 57 | 57 | 57 | 60 | 43 | 29 | 44 | 29 | 4 | 31 | 5 | 17 |
Swell 3 Height (m) Direction Period (s) | SE 12 | E 8 | E 5 | SE 12 | E 8 | S 4 | ESE 11 | ESE 11 | S 11 | S 11 | S 10 | S 9 | E 8 | ESE 11 | — | — | S 13 | S 14 |
| kJ | 6 | 28 | 7 | 6 | 42 | 9 | 13 | 12 | 57 | 35 | 31 | 28 | 30 | 11 | — | — | 3 | 16 |
Wind waves Height (m) Direction Period (s) | E 5 | ENE 5 | NNE 3 | W 3 | SSW 4 | — | S 4 | SSW 4 | SSW 4 | — | — | ESE 3 | S 7 | S 7 | SSE 8 | SSE 8 | ESE 5 | ESE 5 |
| kJ | 23 | 21 | 1 | 6 | 13 | — | 8 | 5 | 36 | — | — | 4 | 172 | 279 | 308 | 273 | 61 | 73 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 13 | 0 | 0 | 26 | 26 | 371 | 66 | 66 | 80 | 0 | 0 | 0 | 4 | 4 | 4 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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