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Surf Forecasts:
Praia de Sao Marcos surfForecast / Maranhao / Brazil
48hr Weather and Surf, issued 8 pm Wednesday 06 May 2026 -03Forecast update in hr min s Forecast update imminent
Praia de Sao Marcos surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Praia de Sao Marcos sea temperature is
29.1° C
(Which is slightly warmer than usual)How big are the waves at Praia de Sao Marcos today?
The current surf forecast for Praia de Sao Marcos at 2AM is: 0.5m 6s primary swell from a Northeast direction and 0.1m 11s secondary swell from a Northeast direction (forecast issued at 08:00pm May 06). The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 May) | 1.5ft (0.5m) | 6s |
| Afternoon (07 May) | 1.5ft (0.5m) | 6s |
| Evening (07 May) | 2ft (0.6m) | 6s |
Table - waves today at Praia de Sao Marcos. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 31mm), heaviest during Sat afternoon. Warm (max 29°C on Thu morning, min 26°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 6 | Thursday 7 | Friday 8 | Saturday 9 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | ENE 5 | ENE 5 | ENE 6 | NE 6 | ENE 6 | NE 6 | |
19 | 19 | 25 | 19 | 18 | 18 | 19 | 20 | 21 | 27 | 11 | 25 | 25 | 24 | 23 | 23 | 20 | 20 | 44 | 78 | 80 | 56 | 49 | 38 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | on | on | on | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross | cross-on | cross | cross-off | cross-off | cross | cross-on | |
High Tide | 10:11PM5.29m | 10:23AM5.22m | 10:59PM5.07m | 11:14AM5.01m | 11:56PM4.90m | 12:18PM4.87m | ||||||||||||||||||
Low Tide | 3:57PM1.22m | 4:17AM1.61m | 4:41PM1.44m | 5:04AM1.81m | 5:33PM1.63m | 6:01AM1.96m | ||||||||||||||||||
 | | | |  |  | |  | |  | |  |  | | | | | |  | | | | | | |
 | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — |
 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | — | 5:53 |
4 | 3 | 2 | 1 | — | 1 | 1 | — | 1 | — | — | — | — | 2 | 2 | 2 | 1 | 3 | — | 2 | — | 2 | 3 | 1 | |
Temp °C | 27 | 26 | 26 | 26 | 26 | 26 | 29 | 28 | 28 | 27 | 27 | 27 | 26 | 27 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 28 | 28 |
30 | 29 | 29 | 30 | 30 | 30 | 33 | 29 | 30 | 29 | 30 | 30 | 29 | 30 | 30 | 31 | 30 | 29 | 28 | 30 | 30 | 29 | 30 | 30 | |
Swell 1 Height (m) Direction Period (s) | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 10 | NE 10 | NE 6 | NE 10 | NE 10 | NE 6 | NE 6 | NE 9 | NE 9 | NE 9 | — | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 |
 kJ | 19 | 19 | 25 | 19 | 18 | 18 | 19 | 20 | 4 | 4 | 11 | 4 | 4 | 24 | 23 | 3 | 3 | 3 | — | 3 | 3 | 3 | 3 | 3 |
Swell 2 Height (m) Direction Period (s) | NE 11 | NE 11 | NE 11 | NE 11 | NE 11 | NE 10 | NE 10 | NE 10 | — | NNE 10 | NNE 10 | — | N 7 | NE 10 | NE 10 | — | N 6 | — | — | — | — | — | — | — |
| kJ | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | — | 9 | 9 | — | 1 | 4 | 4 | — | 6 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 9 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | NE 6 | NE 6 | NE 4 | NE 6 | NE 6 | — | — | NE 6 | NE 6 | NE 6 | ENE 5 | ENE 5 | ENE 6 | NE 6 | ENE 6 | NE 6 |
| kJ | — | — | — | — | — | — | — | — | 21 | 27 | 5 | 25 | 25 | — | — | 23 | 20 | 20 | 44 | 78 | 80 | 56 | 49 | 38 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 663 | 180 | 180 | 180 | 180 | 180 | 1963 | 1963 | 1963 | 1963 | 1162 | 595 | 595 | 983 | 1108 | 180 | 614 | 624 | 663 | 14 | 0 | 0 | 5 | 1963 |
Best forecast wave conditions in Maranhão | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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