Surf Forecasts:
How big are the waves at Maresias today (25 Sep):
- Morning surf: Morning surf (25 Sep, local time) - 5ft (1.6m), 14s period with S swell.
- Afternoon surf: Afternoon surf (25 Sep, local time) - 4.5ft (1.4m), 13s period with S swell.
- Evening surf: Evening surf (25 Sep, local time) - 3.5ft (1.1m), 12s period with S swell.
The current surf forecast for Maresias at 7AM is: 1.7m 14s primary swell from a South direction and 0.8m 5s secondary swell from a East direction (forecast issued at 02:00am September 25). An open ocean swell of 0.5m 10s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 4.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | 5ft (1.6m) | 14s |
| Afternoon (25 Sep) | 4.5ft (1.4m) | 13s |
| Evening (25 Sep) | 3.5ft (1.1m) | 12s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Sat morning, min 20°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 25 | Saturday 26 | Sunday 27 | ||||||||||||||||||||||
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 | 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 13 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | S 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1285 | 1190 | 1126 | 957 | 782 | 663 | 564 | 371 | 280 | 224 | 220 | 163 | 116 | 85 | 85 | 58 | 53 | 33 | 33 | 19 | 19 | 18 | 8 | 12 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | glassy | on | glassy | glassy | cross-off | cross-off | glassy | glassy | glassy | cross-on | cross-on | glassy | cross-off | cross-off | glassy | cross-off | cross | cross-on | glassy | glassy | glassy |
High Tide | 2:13PM1.17m | 2:01AM1.23m | 2:33PM1.17m | 2:31AM1.27m | 2:56PM1.14m | |||||||||||||||||||
Low Tide | 8:05AM-0.05m | 8:20PM0.17m | 8:39AM-0.05m | 8:50PM0.14m | 9:14AM-0.00m | |||||||||||||||||||
 | |  | |  | |  | | | | | | | | | | | | | |  | |  | | |
 | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:59 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 18 | 18 | 22 | 23 | 22 | 21 | 20 | 20 | 21 | 21 | 26 | 27 | 26 | 23 | 22 | 22 | 21 | 21 | 23 | 23 | 22 | 21 | 22 |
Feels °C | 20 | 19 | 19 | 25 | 25 | 25 | 24 | 22 | 21 | 24 | 23 | 29 | 30 | 29 | 28 | 25 | 25 | 24 | 24 | 26 | 26 | 26 | 25 | 26 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | E 6 | E 6 | ESE 7 | ESE 7 | ESE 7 | E 6 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 |
| kJ | 1285 | 1190 | 1126 | 957 | 782 | 663 | 564 | 371 | 280 | 224 | 66 | 68 | 75 | 75 | 58 | 52 | 40 | 41 | 34 | 35 | 24 | 24 | 24 | 24 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 5 | E 5 | E 6 | E 6 | E 6 | E 6 | E 6 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 |
| kJ | 56 | 51 | 50 | 33 | 27 | 40 | 43 | 47 | 62 | 64 | 220 | 163 | 116 | 85 | 85 | 58 | 53 | 33 | 33 | 19 | 19 | 18 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | — | E 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 11 | ESE 10 | ESE 10 | S 16 | SE 10 | SE 10 | ESE 10 | S 14 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | S 12 |
| kJ | — | — | — | 49 | 32 | 18 | 18 | 18 | 10 | 10 | 11 | 11 | 11 | 11 | 5 | 4 | 4 | 10 | 4 | 9 | 9 | 9 | 8 | 12 |
Wind waves Height (m) Direction Period (s) | E 5 | E 5 | E 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 43 | 37 | 31 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 63 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 63 | 19 | 0 | 0 | 0 | 0 | 5 | 21 | 143 | 4 | 4 | 4 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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