Surf Forecasts:
How big are the waves at Maresias today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 4ft (1.2m), 10s period with SSE swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 4ft (1.2m), 11s period with SSE swell.
- Evening surf: Evening surf (21 Oct, local time) - 3.5ft (1.1m), 11s period with SSE swell.
The current surf forecast for Maresias at 2AM is: 1.3m 10s primary swell from a South-southeast direction and 0.4m 9s secondary swell from a East-southeast direction, 0.4m 3s secondary swell from a East-southeast direction (forecast issued at 08:00pm October 20). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 4ft (1.2m) | 10s |
| Afternoon (21 Oct) | 4ft (1.2m) | 11s |
| Evening (21 Oct) | 3.5ft (1.1m) | 11s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Wed night. Warm (max 26°C on Fri afternoon, min 18°C on Tue night). Wind will be generally light. | ||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | ||||||||||||||||
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 | SSE 10 | S 10 | SSE 10 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 11 |
Wave Graph  | ||||||||||||||||||
 kJ | 400 | 339 | 284 | 356 | 284 | 312 | 343 | 350 | 292 | 286 | 270 | 222 | 222 | 241 | 237 | 237 | 241 | 275 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off |
High Tide | 11:33PM0.84m | 12:36PM1.00m | 00:06AM0.96m | 12:57PM1.07m | ||||||||||||||
Low Tide | 5:27PM0.47m | 5:34AM0.20m | 6:07PM0.37m | 6:19AM0.11m | 6:44PM0.27m | |||||||||||||
 |  | | |  | | | | |  | | |  |  | | | | | |
 | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — |
 | 6:08 | — | — | — | — | — | — | — | 6:08 | — | — | — | — | — | — | — | 6:09 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — |
Temp °C | 20 | 19 | 19 | 18 | 18 | 22 | 24 | 23 | 20 | 20 | 20 | 20 | 20 | 21 | 23 | 22 | 21 | 21 |
Feels °C | 21 | 19 | 20 | 18 | 19 | 23 | 25 | 24 | 21 | 21 | 22 | 22 | 21 | 23 | 25 | 24 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | SSE 10 | S 10 | SSE 10 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 11 |
| kJ | 400 | 339 | 284 | 356 | 284 | 312 | 343 | 350 | 292 | 286 | 270 | 222 | 222 | 241 | 237 | 237 | 241 | 275 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | S 18 | S 18 | S 18 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | — | — |
| kJ | 34 | 32 | 31 | 16 | 16 | 16 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | — | — |
Swell 3 Height (m) Direction Period (s) | — | S 20 | S 20 | S 20 | S 19 | S 18 | S 18 | — | — | — | — | — | — | — | S 15 | — | — | — |
| kJ | — | 7 | 7 | 7 | 7 | 6 | 6 | — | — | — | — | — | — | — | 4 | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | ESE 3 | E 3 | E 4 | E 4 | E 4 | ESE 4 | E 5 | E 5 | E 5 | E 5 | E 6 | E 5 | E 6 | E 6 | E 6 | E 6 |
| kJ | — | — | 3 | 5 | 6 | 7 | 14 | 29 | 52 | 83 | 90 | 97 | 85 | 97 | 100 | 100 | 116 | 105 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 4 | 0 | 0 | 0 | 0 | 0 | 19 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 0 | 0 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Surf Rating (10 Max)
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