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Barra do Una surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 pm Wednesday 18 Feb 2026 -03Forecast update in hr min s Forecast update imminent
Barra do Una surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Barra do Una sea temperature is
28.4° C
(Which is 2.0°C warmer than normal for this time of year)How big are the waves at Barra do Una today?
The current surf forecast for Barra do Una at 6PM is: 0.3m 9s primary swell from a South direction and 0.4m 7s secondary swell from a East-southeast direction (forecast issued at 02:00pm February 18). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Feb) | - | - |
| Afternoon (18 Feb) | 1.5ft (0.5m) | 7s |
| Evening (18 Feb) | 1.5ft (0.5m) | 7s |
Table - waves today at Barra do Una. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | |||||||||||||||||||||
| 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 5 | 5 | 5 | 6 | 11 | 10 | 13 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 24 | 26 | 16 | 26 | 25 | 24 | 17 | 27 | 27 | 20 | 47 | 42 | 42 | 56 | 80 | 74 | 135 | 132 | 139 | 123 | 138 | 120 | 120 | 118 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | glass | cross- on | cross- on | on | on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | glass | cross- on | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide / height (m) | 3:18PM 1.49 | 3:55AM 1.41 | 3:52PM 1.49 | 4:25AM 1.35 | 4:28PM 1.44 | 4:56AM 1.24 | ||||||||||||||||||
Low Tide / height (m) | 9:34AM 0.27 | 9:49PM -0.04 | 9:51AM 0.28 | 10:12PM 0.05 | 10:02AM 0.30 | 10:30PM 0.17 | ||||||||||||||||||
Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:56 | - | - | - | - | - | - | - | 5:56 | - | - | - | - | - | - | - | 5:58 | - |
| Sunset | - | - | 6:46 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - |
 | | |  | |  |  | | | | |  | | |  | | | | |  |  | | | | |
Rain (mm) | - | - | - | 1 | 1 | - | 1 | 1 | 2 | 2 | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - |
| Temp. °C | 29 | 29 | 28 | 26 | 26 | 25 | 25 | 26 | 26 | 27 | 26 | 25 | 26 | 25 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 25 | 24 | 25 |
| Feels °C (?) | 33 | 32 | 32 | 31 | 29 | 28 | 28 | 29 | 29 | 30 | 28 | 27 | 29 | 29 | 29 | 29 | 30 | 29 | 27 | 26 | 26 | 27 | 26 | 27 |
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