Surf Forecasts:
How big are the waves at Maresias today (09 Sep):
- Morning surf: Morning surf (09 Sep, local time) - 3ft (0.9m), 10s period with S swell.
- Afternoon surf: Afternoon surf (09 Sep, local time) - 2.5ft (0.7m), 10s period with SSE swell.
- Evening surf: Evening surf (09 Sep, local time) - 3ft (0.9m), 13s period with S swell.
The current surf forecast for Maresias at 12AM is: 1.1m 10s primary swell from a South direction and 1.0m 7s secondary swell from a East-southeast direction (forecast issued at 08:00pm September 08). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 3ft (0.9m) | 10s |
| Afternoon (09 Sep) | 2.5ft (0.7m) | 10s |
| Evening (09 Sep) | 3ft (0.9m) | 13s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 50mm), heaviest during Thu afternoon. Warm (max 28°C on Fri afternoon, min 18°C on Tue night). Wind will be generally light. | ||||||||||||||||||
Tue 8 | Wednesday 9 | Thursday 10 | ||||||||||||||||
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 10 | S 10 | S 10 | S 10 | ESE 8 | S 10 | S 10 | SSE 10 | SSE 10 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 13 | S 13 | SSE 16 |
Wave Graph  | ||||||||||||||||||
 kJ | 242 | 239 | 239 | 194 | 169 | 158 | 117 | 102 | 104 | 264 | 314 | 290 | 285 | 344 | 368 | 330 | 324 | 337 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | cross-off | glassy | cross-off | cross-off | glassy | glassy | glassy | cross-on | glassy | cross-on | cross |
High Tide | 1:15AM1.01m | 2:21PM1.14m | 1:42AM1.12m | 2:36PM1.13m | ||||||||||||||
Low Tide | 7:50PM0.37m | 7:51AM-0.03m | 8:16PM0.32m | 8:25AM-0.06m | 8:39PM0.28m | |||||||||||||
 | |  | |  |  |  | | | |  | | |  | | | | | |
 | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:53 | — | — |
mm | — | — | — | — | 3 | 3 | 8 | 6 | 3 | 1 | — | — | 1 | 1 | 2 | 12 | 1 | 4 |
Temp °C | 18 | 18 | 18 | 18 | 18 | 20 | 20 | 21 | 20 | 21 | 21 | 21 | 21 | 23 | 22 | 22 | 21 | 21 |
Feels °C | 20 | 20 | 20 | 20 | 20 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 26 | 25 | 26 | 24 | 23 |
Swell 1 Height (m) Direction Period (s) | S 10 | S 10 | ESE 7 | ESE 7 | ESE 8 | E 8 | E 8 | E 8 | E 8 | S 13 | S 13 | S 12 | E 8 | S 12 | S 12 | E 8 | S 13 | E 8 |
| kJ | 242 | 239 | 108 | 136 | 169 | 163 | 163 | 142 | 142 | 264 | 314 | 290 | 138 | 344 | 368 | 117 | 324 | 124 |
Swell 2 Height (m) Direction Period (s) | ESE 7 | ESE 7 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 10 | E 14 | E 8 | S 12 | E 8 | E 8 | S 13 | E 8 | S 12 |
| kJ | 105 | 102 | 239 | 194 | 158 | 158 | 117 | 102 | 104 | 38 | 4 | 93 | 285 | 117 | 117 | 330 | 117 | 178 |
Swell 3 Height (m) Direction Period (s) | SSE 12 | SSW 10 | S 17 | S 16 | SSW 9 | S 15 | S 15 | SSW 9 | S 13 | SSE 10 | E 14 | SE 14 | SE 14 | SE 14 | SE 14 | SSE 17 | S 16 | SSE 16 |
| kJ | 61 | 100 | 6 | 5 | 8 | 17 | 38 | 27 | 92 | 37 | 4 | 8 | 8 | 7 | 7 | 100 | 195 | 337 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | E 8 | E 8 | E 4 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 135 | 133 | 20 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 0 | 26 | 22 |
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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