Surf Forecasts:
How big are the waves at Siriu today (17 Sep):
- 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) - 4ft (1.2m), 10s period with SSE swell.
The current surf forecast for Siriu at 10PM is: 1.2m 10s primary swell from a South-southeast direction and 0.3m 7s secondary swell from a East direction, 0.4m 3s secondary swell from a North-northeast direction (forecast issued at 02:00pm September 17). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | - | - |
| Afternoon (17 Sep) | 3.5ft (1.1m) | 11s |
| Evening (17 Sep) | 4ft (1.2m) | 10s |
Table - waves today at Siriu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 55mm), heaviest during Sat night. Warm (max 24°C on Sun morning, min 14°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | ||||||||||||||||||
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) | S 8 | S 11 | S 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | NE 6 | NE 6 | NE 7 | ENE 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 |
Wave Graph  | ||||||||||||||||||||
 kJ | 116 | 291 | 338 | 331 | 260 | 255 | 209 | 205 | 163 | 156 | 124 | 113 | 120 | 157 | 220 | 186 | 276 | 243 | 270 | 352 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross | cross | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 3:51PM0.57m | 5:37AM0.51m | 12:07PM0.54m | 3:55PM0.52m | 11:52PM0.30m | 12:05PM0.59m | ||||||||||||||
Low Tide | 9:29PM0.22m | 8:21AM0.46m | 2:52PM0.52m | 9:45PM0.29m | 1:59AM0.29m | |||||||||||||||
 | | |  | | |  |  |  | | |  | | | |  |  | | |  | |
 | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — |
 | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:08 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 4 | 8 | 2 | 6 | 5 | 9 |
Temp °C | 19 | 19 | 17 | 15 | 15 | 14 | 15 | 18 | 20 | 19 | 18 | 18 | 18 | 18 | 17 | 17 | 18 | 18 | 18 | 18 |
Feels °C | 16 | 15 | 13 | 12 | 13 | 12 | 13 | 17 | 18 | 17 | 18 | 17 | 17 | 17 | 15 | 14 | 16 | 16 | 16 | 16 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 11 | S 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | ENE 6 | ENE 6 | ENE 7 | S 9 | ENE 7 | SSE 9 | SSE 9 | SSE 8 |
| kJ | 116 | 291 | 338 | 331 | 260 | 255 | 209 | 205 | 163 | 156 | 124 | 113 | 75 | 97 | 125 | 57 | 191 | 26 | 25 | 14 |
Swell 2 Height (m) Direction Period (s) | SSE 11 | E 7 | E 7 | E 7 | E 7 | E 11 | ENE 4 | E 10 | E 10 | ESE 9 | ESE 9 | ESE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 13 | S 9 | SSE 13 | SSE 13 | SSE 12 |
| kJ | 93 | 17 | 9 | 9 | 9 | 20 | 3 | 31 | 30 | 29 | 28 | 25 | 113 | 88 | 84 | 17 | 40 | 32 | 31 | 30 |
Swell 3 Height (m) Direction Period (s) | E 7 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | E 7 | ESE 10 | ENE 4 | — | — | S 15 | SE 8 | ESE 8 | ESE 8 | ESE 8 | — | SSE 13 | S 11 | SSE 8 | — |
| kJ | 17 | 12 | 11 | 11 | 11 | 4 | 20 | 6 | — | — | 4 | 2 | 14 | 23 | 22 | — | 31 | 23 | 12 | — |
Wind waves Height (m) Direction Period (s) | — | NE 2 | NE 3 | NNE 3 | — | — | N 3 | ENE 4 | ENE 4 | ENE 5 | NE 5 | ENE 6 | NE 6 | NE 6 | NE 7 | ENE 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | — | 1 | 2 | 3 | — | — | 1 | 6 | 7 | 14 | 28 | 49 | 120 | 157 | 220 | 186 | 276 | 243 | 270 | 352 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 27 | 27 | 26 | 9 | 0 | 0 | 6 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 16 | 16 | 16 | 16 | 16 | 16 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||
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