Surf Forecasts:
How big are the waves at Siriu today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 4.5ft (1.3m), 8s period with SSE swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 4ft (1.2m), 9s period with S swell.
- Evening surf: Evening surf (16 Sep, local time) - 4.5ft (1.4m), 11s period with SSE swell.
The current surf forecast for Siriu at 11AM is: 1.3m 9s primary swell from a South direction and 0.5m 7s secondary swell from a East direction (forecast issued at 08:00am September 16). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 4.5ft (1.3m) | 8s |
| Afternoon (16 Sep) | 4ft (1.2m) | 9s |
| Evening (16 Sep) | 4.5ft (1.4m) | 11s |
Table - waves today at Siriu. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Fri night. Very mild (max 19°C on Thu morning, min 13°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | ||||||||||||||||||||
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 8 | SSE 8 | S 9 | S 9 | S 9 | SSE 11 | S 10 | S 10 | S 9 | S 9 | S 8 | S 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 238 | 240 | 225 | 225 | 235 | 452 | 459 | 313 | 235 | 146 | 116 | 291 | 350 | 281 | 260 | 255 | 209 | 205 | 163 | 156 | 115 | 113 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | cross-on | cross-on | cross | cross-off | off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross | cross-on | cross | cross | cross-on | cross-on |
High Tide | 4:00AM0.66m | 3:33PM0.60m | 4:42AM0.58m | 3:51PM0.57m | 5:37AM0.51m | 12:07PM0.54m | 3:55PM0.52m | |||||||||||||||
Low Tide | 8:51AM0.38m | 9:10PM0.18m | 8:38AM0.43m | 9:29PM0.22m | 8:21AM0.46m | 2:52PM0.52m | ||||||||||||||||
 |  | | | | | | | | | | | | | | |  |  | | |  |  | |
 | 6:11 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 |
Temp °C | 13 | 16 | 18 | 17 | 15 | 15 | 14 | 13 | 13 | 16 | 19 | 19 | 17 | 15 | 15 | 15 | 15 | 18 | 18 | 18 | 18 | 18 |
Feels °C | 10 | 14 | 15 | 13 | 13 | 14 | 13 | 12 | 11 | 14 | 16 | 15 | 14 | 12 | 13 | 13 | 13 | 16 | 16 | 17 | 17 | 17 |
Swell 1 Height (m) Direction Period (s) | SSE 8 | SSE 8 | S 9 | S 9 | S 9 | SSE 11 | S 10 | S 10 | S 9 | S 9 | S 8 | S 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 |
| kJ | 238 | 240 | 225 | 225 | 235 | 452 | 459 | 313 | 235 | 146 | 116 | 291 | 350 | 281 | 260 | 255 | 209 | 205 | 163 | 156 | 115 | 113 |
Swell 2 Height (m) Direction Period (s) | SSE 11 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | SSE 11 | SSE 11 | E 7 | E 7 | E 7 | E 7 | E 11 | ENE 4 | ENE 4 | E 10 | ESE 10 | ESE 9 | ESE 9 |
| kJ | 100 | 27 | 25 | 26 | 26 | 26 | 17 | 17 | 18 | 97 | 93 | 17 | 9 | 9 | 9 | 20 | 3 | 7 | 30 | 18 | 28 | 15 |
Swell 3 Height (m) Direction Period (s) | E 7 | SE 8 | SE 8 | SSE 14 | SSE 13 | SE 8 | ESE 12 | ESE 12 | E 11 | E 8 | E 7 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | E 7 | ESE 10 | E 10 | — | ESE 5 | ESE 5 | ESE 5 |
| kJ | 39 | 15 | 9 | 41 | 69 | 9 | 14 | 13 | 10 | 18 | 17 | 12 | 11 | 11 | 11 | 4 | 20 | 31 | — | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | NE 2 | NE 3 | NNE 3 | NNE 3 | N 3 | NE 4 | NE 4 | ENE 5 | ENE 5 | ENE 6 | ENE 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | 1 | 6 | 8 | 19 | 19 | 34 | 55 | 59 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 13 | 38 | 10 | 0 | 0 | 0 | 0 | 9 | 27 | 27 | 27 | 9 | 0 | 0 | 6 | 9 | 9 | 9 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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