Surf Forecasts:
How big are the waves at Siriu today (01 Oct):
- Morning surf: Morning surf (01 Oct, local time) - 3.5ft (1.1m), 9s period with S swell.
- Afternoon surf: Afternoon surf (01 Oct, local time) - 3.5ft (1.0m), 10s period with S swell.
- Evening surf: Evening surf (01 Oct, local time) - 3.5ft (1.1m), 10s period with S swell.
The current surf forecast for Siriu at 4AM is: 1.1m 8s primary swell from a East direction and 1.0m 8s secondary swell from a South direction (forecast issued at 08:00pm September 30). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Oct) | 3.5ft (1.1m) | 9s |
| Afternoon (01 Oct) | 3.5ft (1.0m) | 10s |
| Evening (01 Oct) | 3.5ft (1.1m) | 10s |
Table - waves today at Siriu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 33mm), heaviest during Wed night. Warm (max 21°C on Sat afternoon, min 14°C on Thu afternoon). Winds increasing (calm on Fri night, fresh winds from the NNE by Sat afternoon). | ||||||||||||||||||
Wed 30 | Thursday 1 | Friday 2 | ||||||||||||||||
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) | E 8 | E 8 | E 8 | E 8 | S 8 | S 9 | S 9 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 8 | S 9 | S 10 | S 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 200 | 200 | 169 | 169 | 239 | 175 | 210 | 196 | 192 | 228 | 179 | 234 | 463 | 425 | 347 | 718 | 539 | 509 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | glassy |
High Tide | 3:15PM0.56m | 4:20AM0.65m | 9:38AM0.52m | 3:31PM0.52m | 5:19AM0.56m | 10:51AM0.62m | ||||||||||||
Low Tide | 8:37PM0.20m | 8:08AM0.51m | 12:48PM0.46m | 8:28PM0.20m | 7:31AM0.52m | 8:40PM0.23m | ||||||||||||
 |  |  |  | |  | | | |  |  | |  | | | | | | |
 | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | 6:14 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:15 | — |
mm | 3 | 7 | 17 | 5 | 3 | — | — | — | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 15 | 15 | 15 | 15 | 17 | 16 | 14 | 15 | 14 | 14 | 14 | 15 | 15 | 15 | 14 | 14 |
Feels °C | 14 | 13 | 14 | 14 | 14 | 14 | 17 | 15 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 13 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | S 8 | S 9 | S 9 | S 10 | S 10 | E 8 | S 10 | S 9 | S 9 | S 9 | E 7 | S 9 | S 10 | S 10 |
| kJ | 200 | 200 | 169 | 169 | 167 | 175 | 210 | 196 | 192 | 78 | 179 | 234 | 264 | 264 | 28 | 486 | 539 | 509 |
Swell 2 Height (m) Direction Period (s) | SE 12 | SE 11 | S 7 | S 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SE 9 | E 8 | E 8 | E 8 | E 8 | SE 9 | SE 9 | SE 9 | SE 9 |
| kJ | 21 | 33 | 88 | 110 | 137 | 105 | 103 | 100 | 78 | 31 | 58 | 58 | 42 | 29 | 31 | 30 | 30 | 22 |
Swell 3 Height (m) Direction Period (s) | S 10 | S 10 | SE 11 | SE 11 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 | — | SE 9 | SE 9 | SE 9 | SE 9 | — | ENE 7 | ENE 7 | ENE 7 |
| kJ | 17 | 8 | 43 | 40 | 38 | 37 | 43 | 42 | 31 | — | 31 | 31 | 31 | 31 | — | 18 | 17 | 10 |
Wind waves Height (m) Direction Period (s) | S 6 | S 6 | S 7 | — | S 8 | — | — | — | SSW 10 | S 10 | S 5 | S 9 | S 9 | S 9 | S 8 | S 9 | — | — |
| kJ | 47 | 78 | 124 | — | 239 | — | — | — | 378 | 228 | 16 | 430 | 463 | 425 | 347 | 718 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 13 | 0 | 10 | 0 | 0 | 13 | 10 | 0 | 13 | 0 | 0 | 13 | 56 | 38 | 10 | 13 | 0 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
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