Today · Sun 19
Best window
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 · Sun 19
Best window
Tomorrow · Mon 20
Best windows
See the surf forecast at Prainha, with wave size, period, wind, tide, and the best times to surf today.
| Today · Sun 19 | Tomorrow · Mon 20 | Tue 21 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | Surfavel | Surfavel | Surfavel | Surfavel | Surfavel | Surfavel | Surfavel | Surfavel | Surfavel | Surfavel | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Regular | Surfavel | Surfavel | Regular | Regular | Surfavel | Surfavel | Surfavel | Surfavel | Surfavel | Surfavel | Regular | Surfavel | Regular | Surfavel | Surfavel | Surfavel | Regular | Regular | Regular | Regular | Surfavel | Surfavel | Surfavel | Surfavel | Regular | Surfavel | Regular | Regular | Regular | Regular | Surfavel | Regular | Regular | Surfavel | Surfavel | Surfavel | Surfavel | Surfavel | Surfavel | Regular | Surfavel | Surfavel | Regular | Regular | Regular | Surfavel | Surfavel | Surfavel | Surfavel | Regular | Surfavel | Surfavel |
| Sessions | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Wave (m) | 1.5 | 1.5 | 1.4 | 1.4 | 1.4 | 1.4 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 |
| Per (s) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Swell 1 (m) | 1.5 E← | 1.4 E← | 1.4 E← | 1.3 E← | 1.3 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← | 1.1 E← | 1.2 E← | 1.2 E← | 1.3 E← | 1.3 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← | 1.1 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1.2 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1 E← | 1 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1.1 E← | 1 E← | 1 E← | 1 E← | 1 E← | 1 E← | 0.9 E← | 0.9 E← | 1 E← | 1 E← | 1 E← | 1 E← | 1 E← | 1 E← | 0.9 E← | 0.9 E← | 0.9 E← | 0.9 E← | 0.9 E← | 0.9 E← | 0.9 E← | 0.9 E← | 0.9 E← | 0.9 E← | 1 E← |
| Swell 2 (m) | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 SE↖ | 0.4 SE↖ | 0.5 E← | 0.4 SE↖ | 0.3 SE↖ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.3 S↑ | 0.2 S↑ | 0.2 S↑ | 0.3 SE↖ | 0.3 SE↖ | 0.4 E← | 0.4 E← | 0.4 E← | 0.4 E← | 0.3 SE↖ | 0.3 SE↖ | 0.2 S↑ | 0.2 S↑ | 0.2 S↑ | 0.3 S↑ | 0.3 SE↖ | 0.3 SE↖ | 0.4 E← | 0.4 E← | 0.4 E← | 0.4 E← | 0.4 SE↖ | 0.4 SE↖ | 0.4 S↑ | 0.4 S↑ | 0.5 S↑ | 0.5 S↑ | 0.5 S↑ | 0.5 S↑ | 0.6 S↑ | 0.6 S↑ | 0.6 S↑ | 0.6 S↑ | 0.6 S↑ | 0.6 S↑ | 0.6 S↑ | 0.6 S↑ | 0.6 S↑ |
| Wind (km/h) | 12 N ↓ | 7 N ↓ | 2 N ↓ | 6 N ↓ | 5 N ↓ | 5 N ↓ | 8 N ↓ | 6 N ↓ | 12 N ↓ | 10 NE ↙ | 14 NE ↙ | 16 NE ↙ | 17 NE ↙ | 17 NE ↙ | 17 NE ↙ | 15 E ← | 14 NE ↙ | 7 NE ↙ | 12 NE ↙ | 17 N ↓ | 16 N ↓ | 12 SW ↗ | 9 S ↑ | 12 S ↑ | 6 SW ↗ | 8 SW ↗ | 8 SW ↗ | 7 SW ↗ | 5 N ↓ | 9 N ↓ | 16 NE ↙ | 16 N ↓ | 5 NE ↙ | 13 N ↓ | 17 N ↓ | 5 NW ↘ | 8 S ↑ | 9 SE ↖ | 16 S ↑ | 4 SE ↖ | 9 SW ↗ | 6 W → | 5 N ↓ | 3 NW ↘ | 4 S ↑ | 2 N ↓ | 1 E ← | 4 NE ↙ | 4 NE ↙ | 9 S ↑ | 1 N ↓ | 4 E ← | 8 SE ↖ | 4 W → | 11 N ↓ | 4 N ↓ | 5 N ↓ | 4 N ↓ | 6 N ↓ | 6 NE ↙ | 5 N ↓ | 2 N ↓ | 5 NE ↙ | 3 SE ↖ | 4 S ↑ | 4 SW ↗ | 6 N ↓ | 6 W → | 1 W → | 7 S ↑ | 10 SW ↗ | 4 SW ↗ |
| Gusts (km/h) | 20 | 19 | 10 | 9 | 10 | 7 | 13 | 13 | 18 | 20 | 24 | 28 | 31 | 31 | 31 | 29 | 26 | 23 | 18 | 27 | 29 | 27 | 46 | 20 | 22 | 13 | 16 | 18 | 11 | 18 | 37 | 27 | 30 | 22 | 28 | 28 | 21 | 23 | 33 | 31 | 18 | 22 | 13 | 7 | 9 | 8 | 8 | 22 | 8 | 15 | 15 | 3 | 31 | 29 | 30 | 18 | 8 | 11 | 12 | 14 | 13 | 13 | 13 | 26 | 31 | 29 | 10 | 12 | 29 | 12 | 18 | 15 |
| Tide | Low ↑ | Mid ↑ | High ↑ | High ↑ | High ↓ | Mid ↓ | Low ↓ | Low ↓ | Low ↓ | Low ↓ | Low ↓ | Low ↓ | Low ↑ | Low ↑ | Mid ↑ | High ↑ | High ↓ | Mid ↓ | Low ↓ | Low ↑ | Low ↑ | Low ↑ | Low | Low | Low ↑ | Mid ↑ | Mid ↑ | High ↑ | High ↓ | High ↓ | Mid ↓ | Low ↓ | Low ↓ | Low | Low | Low | Low | Low ↑ | Low ↑ | High ↑ | High ↑ | High ↓ | Mid ↓ | Low ↓ | Low ↑ | Low ↑ | Low ↑ | Low ↑ | Low ↑ | Mid ↑ | Mid ↑ | High ↑ | High ↑ | High ↓ | Mid ↓ | Low ↓ | Low ↓ | Low | Low | Mid ↑ | High ↑ | Low | Low ↑ | Low ↑ | High ↑ | High ↑ | High ↓ | Mid ↓ | Low ↓ | Low | Low ↑ | Low ↑ |