Surf Forecasts:
How big are the waves at Maresias today (13 Sep):
- Afternoon surf: Afternoon surf (13 Sep, local time) - 4.5ft (1.3m), 8s period with S swell.
- Evening surf: Evening surf (13 Sep, local time) - 4ft (1.2m), 8s period with S swell.
The current surf forecast for Maresias at 9PM is: 1.2m 8s primary swell from a South direction and 0.4m 9s secondary swell from a East-southeast direction (forecast issued at 02:00pm September 13). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | - | - |
| Afternoon (13 Sep) | 4.5ft (1.3m) | 8s |
| Evening (13 Sep) | 4ft (1.2m) | 8s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 60mm), heaviest during Mon afternoon. Warm (max 20°C on Mon morning, min 17°C on Tue afternoon). Wind will be generally light. | ||||||||||||||||||||
Sun 13 | Monday 14 | Tuesday 15 | ||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | SE 8 | SE 7 | SSE 8 | SSE 8 | S 7 | SSE 9 | SSE 8 | S 11 | S 11 | S 11 | S 10 | S 10 | SSW 10 | S 9 | S 9 | S 9 |
Wave Graph  | ||||||||||||||||||||
 kJ | 208 | 208 | 167 | 159 | 182 | 106 | 94 | 90 | 108 | 121 | 108 | 198 | 242 | 188 | 165 | 156 | 276 | 251 | 229 | 225 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross | cross-off | glassy | glassy | cross-off | glassy | cross | cross | off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | cross-on |
High Tide | 3:28PM1.07m | 3:41AM1.19m | 3:48PM1.03m | 4:12AM1.11m | 4:08PM0.99m | |||||||||||||||
Low Tide | 9:48AM0.12m | 9:41PM0.18m | 10:09AM0.23m | 10:00PM0.18m | 10:27AM0.34m | |||||||||||||||
 | |  | | | | | | | |  | |  | | |  | | | | | |
 | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — |
mm | 2 | 5 | 2 | 2 | 4 | 5 | 3 | 2 | 2 | 4 | 8 | 6 | 2 | 1 | 1 | — | — | 1 | 1 | 1 |
Temp °C | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 20 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 |
Feels °C | 21 | 19 | 19 | 19 | 19 | 20 | 20 | 21 | 23 | 20 | 20 | 19 | 18 | 18 | 19 | 19 | 18 | 17 | 19 | 18 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | SSW 7 | SSW 7 | SSE 8 | SSE 8 | S 7 | SSE 9 | SSE 8 | S 11 | S 11 | S 11 | S 10 | S 10 | SSW 10 | S 9 | S 9 | S 9 |
| kJ | 208 | 208 | 167 | 159 | 47 | 47 | 81 | 90 | 108 | 121 | 108 | 198 | 242 | 188 | 165 | 156 | 276 | 251 | 229 | 225 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | ESE 8 | ESE 9 | S 14 | E 8 | SSW 7 | SSW 7 | S 12 | SSW 7 | E 5 | ESE 6 | SSE 8 | SE 8 | ESE 8 | ESE 7 | ESE 8 | ESE 7 | ESE 7 | ESE 7 |
| kJ | 20 | 21 | 23 | 25 | 16 | 36 | 54 | 62 | 73 | 55 | 37 | 34 | 58 | 59 | 75 | 71 | 81 | 57 | 57 | 55 |
Swell 3 Height (m) Direction Period (s) | ESE 11 | S 15 | S 16 | S 14 | E 9 | S 14 | S 13 | E 8 | SSE 10 | S 12 | SSW 7 | SSE 8 | E 6 | E 6 | SSE 9 | SSE 8 | SE 8 | SE 8 | SE 8 | SSW 6 |
| kJ | 11 | 4 | 5 | 16 | 36 | 33 | 55 | 35 | 35 | 103 | 42 | 76 | 34 | 30 | 67 | 46 | 35 | 34 | 33 | 36 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SE 8 | SE 7 | ESE 8 | E 4 | E 8 | E 5 | — | W 3 | W 4 | SW 4 | SW 5 | SW 5 | — | — | — | — |
| kJ | — | — | — | — | 182 | 106 | 94 | 26 | 109 | 37 | — | 2 | 6 | 22 | 31 | 31 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 103 | 19 | 19 | 4 | 0 | 0 | 0 | 0 | 0 | 8 | 8 | 0 | 26 | 48 | 32 | 26 | 62 | 37 | 0 | 17 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||
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