Surf Forecasts:
How big are the waves at Siriu today (21 Oct):
- Afternoon surf: Afternoon surf (21 Oct, local time) - 4.5ft (1.4m), 10s period with SE swell.
- Evening surf: Evening surf (21 Oct, local time) - 4.5ft (1.4m), 10s period with SE swell.
The current surf forecast for Siriu at 10PM is: 1.4m 10s primary swell from a Southeast direction and 0.2m 9s secondary swell from a East direction, 0.6m 4s secondary swell from a East direction (forecast issued at 02:00pm October 21). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | - | - |
| Afternoon (21 Oct) | 4.5ft (1.4m) | 10s |
| Evening (21 Oct) | 4.5ft (1.4m) | 10s |
Table - waves today at Siriu. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Thu night. Warm (max 24°C on Fri afternoon, min 18°C on Wed afternoon). Wind will be generally light. | ||||||||||||||||||||
Wed 21 | Thursday 22 | Friday 23 | ||||||||||||||||||
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) | SE 11 | SE 10 | SE 10 | SE 10 | SSE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 12 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | NE 7 | NE 7 | NE 7 |
Wave Graph  | ||||||||||||||||||||
 kJ | 458 | 392 | 370 | 370 | 347 | 408 | 298 | 298 | 335 | 313 | 344 | 376 | 315 | 298 | 258 | 220 | 187 | 168 | 168 | 240 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross |
High Tide | 12:09PM0.72m | 11:25PM0.63m | 12:29PM0.75m | 11:56PM0.70m | 12:50PM0.75m | |||||||||||||||
Low Tide | 5:40PM0.29m | 5:42AM0.05m | 6:14PM0.23m | 6:25AM0.02m | 6:48PM0.19m | |||||||||||||||
 | | |  | | | |  | | | |  | | | | |  |  |  |  | |
 | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — |
 | — | — | 6:25 | — | — | — | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:27 | — |
mm | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | — | — | — |
Temp °C | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 21 | 24 | 23 | 22 |
Feels °C | 17 | 17 | 17 | 17 | 18 | 17 | 17 | 17 | 16 | 16 | 18 | 17 | 16 | 19 | 19 | 19 | 21 | 23 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | SE 11 | SE 10 | SE 10 | SE 10 | SSE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 12 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | ENE 7 |
| kJ | 458 | 392 | 370 | 370 | 347 | 408 | 298 | 298 | 335 | 313 | 344 | 376 | 315 | 298 | 258 | 220 | 187 | 141 | 138 | 154 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 9 | S 18 | — | — | S 16 | — | — | — | S 14 | SE 10 |
| kJ | 15 | 15 | 14 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | — | — | 5 | — | — | — | 4 | 94 |
Swell 3 Height (m) Direction Period (s) | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | — | — | S 14 | S 14 | — | — | — | — | — | — | — | — | — | S 14 |
| kJ | 2 | 2 | 2 | 2 | 2 | 2 | — | — | 4 | 4 | — | — | — | — | — | — | — | — | — | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | E 4 | E 4 | ENE 4 | ENE 4 | ENE 5 | ENE 5 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | NE 7 | NE 7 | NE 7 |
| kJ | — | — | — | 12 | 8 | 22 | 17 | 25 | 41 | 61 | 70 | 91 | 115 | 128 | 132 | 145 | 150 | 168 | 168 | 240 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 27 | 16 | 16 | 9 | 9 | 9 | 9 | 16 | 16 | 9 | 9 | 9 | 16 | 9 | 9 | 9 | 9 | 16 | 9 | 6 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||
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