Surf Forecasts:
How big are the waves at Praia dos Castelhanos (Ilha Bela) today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 3.5ft (1.0m), 9s period with SSE swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 3.5ft (1.1m), 11s period with S swell.
- Evening surf: Evening surf (17 Sep, local time) - 2.5ft (0.8m), 10s period with S swell.
The current surf forecast for Praia dos Castelhanos (Ilha Bela) at 6AM is: 1.1m 9s primary swell from a South-southeast direction and 0.4m 14s secondary swell from a South-southeast direction, 0.4m 7s secondary swell from a East-southeast direction (forecast issued at 02:00am September 17). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 3.5ft (1.0m) | 9s |
| Afternoon (17 Sep) | 3.5ft (1.1m) | 11s |
| Evening (17 Sep) | 2.5ft (0.8m) | 10s |
Table - waves today at Praia dos Castelhanos (Ilha Bela). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Thu afternoon. Warm (max 20°C on Fri morning, min 18°C on Thu morning). Winds decreasing (fresh winds from the ENE on Fri night, light winds from the ENE by Sat night). | ||||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSE 9 | SSE 9 | SSE 9 | SSE 9 | S 12 | S 11 | S 10 | S 10 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | ESE 7 | ESE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ESE 7 | ESE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 208 | 208 | 190 | 176 | 365 | 297 | 212 | 120 | 132 | 88 | 88 | 154 | 151 | 143 | 239 | 317 | 329 | 269 | 238 | 225 | 262 | 303 | 327 | 308 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | on | on | on |
High Tide | 5:17AM0.88m | 4:48PM0.84m | 6:03AM0.76m | 5:16PM0.76m | 12:15PM0.75m | 6:05PM0.66m | ||||||||||||||||||
Low Tide | 10:52AM0.55m | 11:22PM0.34m | 10:01AM0.64m | 1:52AM0.43m | 4:12PM0.65m | |||||||||||||||||||
 | |  | | | |  | | | |  | | | | | | | | | | | | | | |
 | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:55 | — | — |
mm | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | 1 |
Temp °C | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 18 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 |
Feels °C | 17 | 17 | 16 | 16 | 17 | 17 | 16 | 15 | 16 | 17 | 18 | 18 | 19 | 18 | 18 | 17 | 15 | 16 | 18 | 18 | 18 | 18 | 18 | 18 |
Swell 1 Height (m) Direction Period (s) | SSE 9 | SSE 9 | SSE 9 | SSE 9 | S 12 | S 11 | S 10 | S 10 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 9 | SSE 9 | SSE 9 | S 9 |
| kJ | 208 | 208 | 190 | 176 | 365 | 297 | 212 | 120 | 132 | 88 | 88 | 154 | 151 | 143 | 102 | 74 | 73 | 71 | 49 | 46 | 29 | 29 | 28 | 15 |
Swell 2 Height (m) Direction Period (s) | SSE 15 | SSE 15 | SSE 14 | SSE 13 | ESE 10 | SE 8 | SE 10 | S 12 | S 8 | S 9 | S 9 | SE 9 | ESE 9 | — | — | — | — | — | — | S 15 | S 14 | S 14 | SSE 13 | SSE 13 |
| kJ | 44 | 42 | 64 | 135 | 58 | 3 | 24 | 73 | 51 | 56 | 56 | 22 | 26 | — | — | — | — | — | — | 4 | 4 | 4 | 18 | 17 |
Swell 3 Height (m) Direction Period (s) | ESE 12 | ESE 12 | ESE 12 | ESE 10 | SE 8 | SE 8 | SSE 13 | SE 10 | SE 9 | SE 10 | SE 10 | — | — | — | — | — | — | — | — | — | — | — | — | S 13 |
| kJ | 13 | 13 | 13 | 11 | 3 | 2 | 31 | 24 | 22 | 24 | 23 | — | — | — | — | — | — | — | — | — | — | — | — | 28 |
Wind waves Height (m) Direction Period (s) | — | — | ESE 7 | ESE 8 | ESE 4 | ESE 4 | E 4 | E 4 | E 4 | E 5 | E 5 | E 5 | E 6 | ESE 6 | ESE 7 | ESE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ESE 7 | ESE 8 |
| kJ | — | — | 18 | 6 | 16 | 21 | 21 | 22 | 40 | 35 | 31 | 33 | 62 | 126 | 239 | 317 | 329 | 269 | 238 | 225 | 262 | 303 | 327 | 308 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 29 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 18 | 18 | 18 | 26 | 26 | 29 | 26 | 26 | 29 | 26 | 26 | 18 | 26 | 29 | 26 | 36 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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