Surf Forecasts:
How big are the waves at Maresias today (17 Oct):
- Morning surf: Morning surf (17 Oct, local time) - 4ft (1.2m), 8s period with SE swell.
- Afternoon surf: Afternoon surf (17 Oct, local time) - 3.5ft (1.1m), 9s period with SE swell.
- Evening surf: Evening surf (17 Oct, local time) - 3.5ft (1.1m), 9s period with SE swell.
The current surf forecast for Maresias at 2PM is: 1.1m 9s primary swell from a Southeast direction and 0.9m 7s secondary swell from a South-southwest direction (forecast issued at 08:00am October 17). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Oct) | 4ft (1.2m) | 8s |
| Afternoon (17 Oct) | 3.5ft (1.1m) | 9s |
| Evening (17 Oct) | 3.5ft (1.1m) | 9s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Sat morning. Warm (max 21°C on Sun morning, min 18°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||
Saturday 17 | Sunday 18 | Monday 19 | ||||||||||||||||||||
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 | 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) | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | ESE 9 | ESE 9 | ESE 9 | S 12 | S 12 | S 11 | S 13 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 171 | 196 | 189 | 202 | 186 | 182 | 182 | 165 | 138 | 144 | 565 | 760 | 778 | 1191 | 1031 | 955 | 771 | 757 | 730 | 651 | 639 | 615 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | glassy | cross-off | glassy | glassy | glassy | cross-on | cross-on | cross-on | on | on | glassy | on | on | cross-on | glassy | on | glassy | cross |
High Tide | 5:49AM0.81m | 11:45AM0.65m | 5:12PM0.80m | 7:12AM0.73m | 11:37AM0.74m | 6:21PM0.72m | 11:55AM0.83m | |||||||||||||||
Low Tide | 10:15AM0.65m | 12:40PM0.65m | 1:29AM0.40m | 9:04AM0.71m | 3:13PM0.65m | 3:25AM0.39m | 4:35PM0.57m | |||||||||||||||
 |  | |  |  |  |  | |  |  | | | | | |  | | | | | | | |
 | 5:26 | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — |
mm | 7 | 2 | 1 | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 19 | 19 | 20 | 20 | 19 | 19 | 18 | 18 | 21 | 21 | 20 | 19 | 19 | 19 | 18 | 18 | 18 | 19 | 19 | 19 | 18 |
Feels °C | 21 | 20 | 21 | 22 | 23 | 21 | 21 | 19 | 20 | 22 | 22 | 21 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 18 |
Swell 1 Height (m) Direction Period (s) | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | ESE 9 | SSW 8 | S 8 | S 12 | S 12 | S 11 | S 13 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 |
| kJ | 171 | 196 | 189 | 202 | 186 | 182 | 182 | 165 | 107 | 144 | 565 | 760 | 778 | 1191 | 1031 | 955 | 771 | 757 | 730 | 651 | 639 | 615 |
Swell 2 Height (m) Direction Period (s) | SSE 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 8 | S 8 | SSW 8 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
| kJ | 7 | 59 | 70 | 86 | 117 | 120 | 124 | 104 | 138 | 141 | 176 | 171 | 168 | 168 | 120 | 117 | 76 | 75 | 73 | 46 | 46 | 45 |
Swell 3 Height (m) Direction Period (s) | — | — | — | S 16 | SE 15 | SE 15 | SE 15 | SE 11 | SE 11 | SE 11 | E 9 | — | E 8 | E 8 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 5 | 9 | 9 | 8 | 19 | 43 | 44 | 1 | — | 1 | 1 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 5 | — | — | — | — | — | — | — | — | — | SW 3 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 59 | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 333 | 26 | 4 | 10 | 0 | 0 | 0 | 0 | 0 | 26 | 26 | 26 | 66 | 10 | 0 | 19 | 10 | 4 | 0 | 10 | 0 | 4 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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