Surf Forecasts:
How big are the waves at Prainha today (21 Jun):
- Morning surf: Morning surf (21 Jun, local time) - 2.5ft (0.7m), 8s period with S swell.
- Afternoon surf: Afternoon surf (21 Jun, local time) - 2ft (0.6m), 8s period with S swell.
- Evening surf: Evening surf (21 Jun, local time) - 2ft (0.6m), 8s period with S swell.
The current surf forecast for Prainha at 3AM is: 0.8m 8s primary swell from a South direction and 0.6m 9s secondary swell from a East direction (forecast issued at 08:00pm June 20). The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jun) | 2.5ft (0.7m) | 8s |
| Afternoon (21 Jun) | 2ft (0.6m) | 8s |
| Evening (21 Jun) | 2ft (0.6m) | 8s |
Table - waves today at Prainha. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 13mm), heaviest on Mon morning. Very mild (max 15°C on Sun morning, min 9°C on Mon night). Winds increasing (calm on Sat night, fresh winds from the SW by Mon afternoon). | ||||||||||||||||||||||||
Sat 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | S 10 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | E 10 | S 9 | ENE 5 | S 9 | E 7 | S 9 | S 9 | SSW 5 | SSW 8 | SSW 8 | S 9 | S 9 | S 9 | S 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 116 | 106 | 99 | 91 | 88 | 65 | 60 | 42 | 41 | 42 | 31 | 57 | 78 | 64 | 113 | 63 | 39 | 30 | 264 | 492 | 215 | 188 | 246 | 257 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-off | cross-off | glassy | glassy | cross-on | cross-on | cross | cross-off | cross-off | cross | cross | off | cross-off | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 4:02PM0.35m | 10:25PM0.45m | 3:46AM0.54m | 10:10AM0.22m | 4:43PM0.35m | 11:08PM0.40m | 4:38AM0.48m | 10:59AM0.26m | 5:28PM0.36m | 11:44PM0.35m | 5:37AM0.42m | 11:47AM0.30m | ||||||||||||
Low Tide | 6:48PM0.22m | 00:41AM0.38m | 8:03AM0.17m | 1:01PM0.11m | 7:39PM0.22m | 1:26AM0.34m | 8:43AM0.21m | 1:50PM0.17m | 8:32PM0.24m | 2:18AM0.29m | 9:19AM0.26m | 2:48PM0.22m | ||||||||||||
 | |  |  | |  | | | | | | | |  |  |  |  | | | | | |  | | |
 | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — |
 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:29 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 5 | 1 | 1 | — | — | — | — | — | — |
Temp °C | 12 | 12 | 12 | 12 | 12 | 12 | 15 | 15 | 14 | 13 | 13 | 12 | 12 | 13 | 13 | 14 | 14 | 12 | 12 | 10 | 9 | 10 | 14 | 15 |
Feels °C | 11 | 10 | 9 | 11 | 11 | 11 | 14 | 12 | 12 | 11 | 11 | 9 | 10 | 12 | 12 | 14 | 9 | 7 | 7 | 6 | 5 | 6 | 8 | 9 |
Swell 1 Height (m) Direction Period (s) | S 10 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | E 6 | ENE 6 | ENE 6 | ENE 6 | E 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | S 8 | S 9 | S 9 | S 9 | S 10 |
| kJ | 116 | 106 | 99 | 91 | 88 | 65 | 60 | 42 | 41 | 42 | 22 | 32 | 43 | 60 | 113 | 173 | 127 | 77 | 58 | 273 | 215 | 188 | 246 | 257 |
Swell 2 Height (m) Direction Period (s) | ENE 7 | ENE 7 | E 7 | E 9 | E 9 | E 9 | ENE 7 | E 10 | E 10 | ENE 7 | S 7 | S 9 | S 9 | S 9 | S 10 | S 9 | S 9 | S 9 | SE 7 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 |
| kJ | 16 | 16 | 37 | 60 | 40 | 40 | 17 | 34 | 33 | 15 | 27 | 57 | 59 | 64 | 65 | 63 | 39 | 25 | 2 | 29 | 31 | 33 | 22 | 24 |
Swell 3 Height (m) Direction Period (s) | E 10 | E 10 | NE 7 | NE 6 | E 11 | E 11 | E 11 | ENE 7 | ENE 7 | E 10 | E 10 | E 10 | E 10 | E 10 | — | — | SSE 11 | SSE 11 | — | — | — | — | — | SE 15 |
| kJ | 18 | 30 | 23 | 14 | 10 | 10 | 35 | 9 | 15 | 32 | 31 | 31 | 30 | 16 | — | — | 24 | 24 | — | — | — | — | — | 8 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | NE 3 | NE 3 | NE 4 | ENE 5 | ENE 6 | — | SW 2 | SSW 3 | SSW 5 | SSW 8 | SSW 8 | W 4 | WSW 3 | WSW 4 | WSW 4 |
| kJ | — | — | — | — | — | — | — | — | — | 2 | 7 | 24 | 78 | 136 | — | 1 | 8 | 30 | 264 | 492 | 14 | 3 | 31 | 18 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 136 | 165 | 165 | 0 | 0 | 41 | 9 | 0 | 0 | 0 | 136 | 214 | 178 | 3 | 0 | 0 | 41 | 41 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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