Surf Forecasts:
How big are the waves at Maresias today (23 Sep):
- Evening surf: Evening surf (23 Sep, local time) - 2.5ft (0.8m), 4s period with SSW swell.
The current surf forecast for Maresias at 12AM is: 1.2m 5s primary swell from a South direction and 0.1m 11s secondary swell from a South direction (forecast issued at 08:00pm September 22). An open ocean swell of 0.9m 8s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | - | - |
| Afternoon (23 Sep) | - | - |
| Evening (23 Sep) | 2.5ft (0.8m) | 4s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 35mm), heaviest during Tue night. Warm (max 23°C on Fri morning, min 17°C on Wed morning). Wind will be generally light. | ||||||||||||||||||
Tue 22 | Wednesday 23 | Thursday 24 | ||||||||||||||||
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) | WSW 4 | SSW 4 | S 5 | S 6 | S 8 | S 8 | S 10 | S 10 | S 10 | S 11 | S 11 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 |
Wave Graph  | ||||||||||||||||||
 kJ | 8 | 22 | 73 | 213 | 398 | 659 | 1122 | 1029 | 953 | 883 | 730 | 1010 | 1208 | 1922 | 1705 | 1781 | 1706 | 1304 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | on | on | on | on | on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 00:45AM0.96m | 1:35PM1.10m | 1:08AM1.07m | 1:53PM1.15m | ||||||||||||||
Low Tide | 6:48PM0.37m | 6:54AM0.08m | 7:19PM0.29m | 7:30AM-0.00m | 7:49PM0.22m | |||||||||||||
 | |  | |  | |  | | | |  | |  |  | | | |  | |
 | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — |
mm | 2 | 4 | 8 | 5 | 3 | 4 | 7 | 2 | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 22 | 20 | 19 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 19 | 21 | 20 | 19 | 19 |
Feels °C | 26 | 21 | 19 | 17 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 19 | 19 | 20 | 21 | 20 | 20 | 20 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | S 8 | S 9 | S 10 | S 10 | S 11 | S 11 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 |
| kJ | 105 | 111 | 113 | 89 | 68 | 453 | 654 | 1029 | 953 | 883 | 730 | 1010 | 1208 | 1922 | 1705 | 1781 | 1706 | 1304 |
Swell 2 Height (m) Direction Period (s) | S 12 | E 15 | S 11 | SE 15 | S 14 | E 8 | E 8 | E 8 | E 8 | S 18 | S 16 | S 11 | S 10 | E 11 | E 11 | ESE 11 | E 11 | ESE 11 |
| kJ | 3 | 5 | 2 | 8 | 4 | 50 | 49 | 48 | 32 | 160 | 529 | 507 | 402 | 157 | 116 | 23 | 83 | 22 |
Swell 3 Height (m) Direction Period (s) | S 9 | — | SE 15 | — | — | — | ESE 13 | ESE 13 | SSE 19 | ESE 12 | E 12 | ESE 12 | E 12 | — | — | — | — | — |
| kJ | 1 | — | 8 | — | — | — | 17 | 17 | 72 | 29 | 71 | 55 | 69 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 4 | SSW 4 | S 5 | S 6 | S 8 | S 8 | S 10 | — | SE 6 | E 8 | — | E 8 | — | — | — | E 9 | — | E 4 |
| kJ | 8 | 22 | 73 | 213 | 398 | 659 | 1122 | — | 47 | 31 | — | 91 | — | — | — | 39 | — | 44 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 4 | 32 | 143 | 371 | 66 | 66 | 19 | 19 | 19 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
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)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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