Today · Sat 18
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Prainha brings wave, wind, tide, and best-window signals into a clear read for choosing the session.
Jump between nearby breaks without leaving the forecast flow.
We are writing the session summary.
The best-window read is ready; now we are turning those signals into a clearer explanation.
Today · Sat 18
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Tomorrow · Sun 19
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See the surf forecast at Prainha, with wave size, period, wind, tide, and the best times to surf today.
| Today · Sat 18 | Tomorrow · Sun 19 | Mon 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Time | 00h 00:00 | 01h 01:00 | 02h 02:00 | 03h 03:00 | 04h 04:00 | 05h 05:00 | 06h 06:00 | 07h 07:00 | 08h 08:00 | 09h 09:00 | 10h 10:00 | 11h 11:00 | 12h 12:00 | 13h 13:00 | 14h 14:00 | 15h 15:00 | 16h 16:00 | 17h 17:00 | 18h 18:00 | 19h 19:00 | 20h 20:00 | 21h 21:00 | 22h 22:00 | 23h 23:00 | 00h 00:00 | 01h 01:00 | 02h 02:00 | 03h 03:00 | 04h 04:00 | 05h 05:00 | 06h 06:00 | 07h 07:00 | 08h 08:00 | 09h 09:00 | 10h 10:00 | 11h 11:00 | 12h 12:00 | 13h 13:00 | 14h 14:00 | 15h 15:00 | 16h 16:00 | 17h 17:00 | 18h 18:00 | 19h 19:00 | 20h 20:00 | 21h 21:00 | 22h 22:00 | 23h 23:00 | 00h 00:00 | 01h 01:00 | 02h 02:00 | 03h 03:00 | 04h 04:00 | 05h 05:00 | 06h 06:00 | 07h 07:00 | 08h 08:00 | 09h 09:00 | 10h 10:00 | 11h 11:00 | 12h 12:00 | 13h 13:00 | 14h 14:00 | 15h 15:00 | 16h 16:00 | 17h 17:00 | 18h 18:00 | 19h 19:00 | 20h 20:00 | 21h 21:00 | 22h 22:00 | 23h 23:00 |
| Quality | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular |
| Sessions | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Wave (m) | 1.6 | 1.5 | 1.5 | 1.5 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.3 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.5 | 1.5 | 1.5 | 1.5 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.5 | 1.5 | 1.5 | 1.5 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.4 | 1.4 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.5 | 1.5 | 1.5 | 1.5 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 |
| Per (s) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Swell 1 (m) | 0.9 E← | 1 E← | 1.1 E← | 1.1 E← | 1.2 E← | 1.2 E← | 1.2 E← | 1.2 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1 E← | 1 E← | 1 E← | 1 E← | 1 E← | 0.9 E← | 0.8 E← | 0.7 E← | 0.8 E← | 0.9 E← | 1 E← | 1 E← | 1.1 E← | 1.1 E← | 1.2 E← | 1.3 E← | 1.4 E← | 1.4 E← | 1.3 E← | 1.3 E← | 1.3 E← | 1.3 E← | 1.3 E← | 1.2 E← | 1.2 E← | 1.2 E← | 1.2 E← | 1.2 E← | 1.2 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1 E← | 1 E← | 1 E← | 1 E← | 1 E← | 1 E← | 1.1 E← | 1.1 E← | 1.2 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1.2 E← | 1.2 E← | 1.2 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1 E← | 1 E← | 0.9 E← | 0.9 E← | 0.9 E← | 0.9 E← | 0.9 NE↙ | 1 E← | 1 E← |
| Swell 2 (m) | 0.2 SE↖ | 0.1 SE↖ | 0.1 S↑ | 0 S↑ | 0 S↑ | 0 S↑ | 0 SW↗ | 0.1 S↑ | 0.1 SE↖ | 0.2 E← | 0.2 E← | 0.2 SE↖ | 0.2 SE↖ | 0.2 SE↖ | 0.2 SE↖ | 0.1 SE↖ | 0.2 E← | 0.3 E← | 0.4 NE↙ | 0.3 NE↙ | 0.3 NE↙ | 0.2 NE↙ | 0.2 NE↙ | 0.1 E← | 0 SE↖ | 0 S↑ | 0 S↑ | 0 S↑ | 0 S↑ | 0 S↑ | 0 S↑ | 0 S↑ | 0 SW↗ | 0 SW↗ | 0 S↑ | 0 S↑ | 0 S↑ | 0 S↑ | 0 S↑ | 0 S↑ | 0.1 S↑ | 0.1 SE↖ | 0.1 SE↖ | 0.1 SE↖ | 0.1 SE↖ | 0.1 SE↖ | 0.2 SE↖ | 0.2 SE↖ | 0.2 SE↖ | 0.2 SE↖ | 0.1 SE↖ | 0 SE↖ | 0.1 SE↖ | 0.1 SE↖ | 0.1 S↑ | 0.1 S↑ | 0.1 S↑ | 0 S↑ | 0 S↑ | 0 S↑ | 0.1 S↑ | 0.1 S↑ | 0.1 SE↖ | 0.1 SE↖ | 0.2 SE↖ | 0.2 SE↖ | 0.2 SE↖ | 0.2 SE↖ | 0.2 SE↖ | 0.2 SE↖ | 0.2 E← | 0.1 NE↙ |
| Wind (km/h) | 19 SE ↖ | 18 SE ↖ | 19 SE ↖ | 19 SE ↖ | 18 SE ↖ | 17 SE ↖ | 16 SE ↖ | 18 S ↑ | 18 SE ↖ | 19 SE ↖ | 26 SE ↖ | 24 SE ↖ | 21 SE ↖ | 20 E ← | 21 SE ↖ | 22 E ← | 21 E ← | 19 SE ↖ | 22 SE ↖ | 18 SE ↖ | 20 SE ↖ | 17 SE ↖ | 19 SE ↖ | 19 SE ↖ | 17 SE ↖ | 16 SE ↖ | 14 SE ↖ | 14 SE ↖ | 15 SE ↖ | 16 SE ↖ | 15 S ↑ | 15 S ↑ | 18 S ↑ | 17 SE ↖ | 18 SE ↖ | 18 SE ↖ | 18 SE ↖ | 16 SE ↖ | 15 E ← | 13 E ← | 15 E ← | 15 SE ↖ | 14 E ← | 14 E ← | 15 E ← | 14 E ← | 15 E ← | 17 E ← | 18 E ← | 18 E ← | 19 SE ↖ | 19 SE ↖ | 18 SE ↖ | 18 SE ↖ | 17 SE ↖ | 17 SE ↖ | 17 SE ↖ | 17 SE ↖ | 17 SE ↖ | 18 SE ↖ | 21 SE ↖ | 21 SE ↖ | 20 E ← | 20 E ← | 19 E ← | 19 E ← | 18 E ← | 18 E ← | 18 E ← | 18 SE ↖ | 18 SE ↖ | 20 SE ↖ |
| Gusts (km/h) | 33 | 34 | 33 | 33 | 33 | 32 | 31 | 35 | 35 | 39 | 51 | 51 | 50 | 48 | 44 | 47 | 43 | 41 | 41 | 40 | 39 | 43 | 36 | 36 | 39 | 31 | 27 | 24 | 26 | 29 | 29 | 29 | 35 | 35 | 36 | 38 | 38 | 37 | 34 | 30 | 31 | 29 | 28 | 25 | 27 | 27 | 27 | 30 | 33 | 33 | 35 | 35 | 35 | 33 | 33 | 32 | 33 | 35 | 35 | 36 | 42 | 44 | 43 | 41 | 41 | 38 | 36 | 33 | 32 | 32 | 31 | 36 |
| Tide | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |