Surf Forecasts:
How big are the waves at Siriu today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 2.5ft (0.8m), 12s period with S swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 3.5ft (1.0m), 15s period with SSE swell.
- Evening surf: Evening surf (10 Sep, local time) - 3ft (0.9m), 13s period with SSE swell.
The current surf forecast for Siriu at 12PM is: 0.7m 15s primary swell from a South-southeast direction and 0.9m 8s secondary swell from a East-northeast direction, 0.8m 12s secondary swell from a South direction (forecast issued at 08:00am September 10). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 2.5ft (0.8m) | 12s |
| Afternoon (10 Sep) | 3.5ft (1.0m) | 15s |
| Evening (10 Sep) | 3ft (0.9m) | 13s |
Table - waves today at Siriu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 41mm), heaviest during Fri afternoon. Warm (max 20°C on Thu morning, min 14°C on Sat night). Winds increasing (calm on Thu morning, fresh winds from the SSW by Fri night). | ||||||||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | ||||||||||||||||||||
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 12 | S 12 | SSE 15 | SSE 15 | SSE 14 | SSE 13 | SSE 13 | SSE 12 | ENE 8 | NE 8 | ENE 8 | ENE 7 | NE 6 | ENE 7 | ENE 7 | ENE 8 | S 7 | S 8 | S 9 | S 9 | S 9 | SSE 9 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 240 | 184 | 207 | 456 | 346 | 295 | 225 | 205 | 150 | 169 | 138 | 178 | 144 | 134 | 125 | 99 | 269 | 305 | 505 | 517 | 715 | 660 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | on | cross-off | cross-off | glassy | cross | cross | cross-off | cross | cross-off | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off |
High Tide | 2:10PM0.72m | 1:11AM0.77m | 2:12PM0.69m | 1:42AM0.80m | 2:21PM0.67m | |||||||||||||||||
Low Tide | 7:52AM-0.05m | 8:12PM0.30m | 8:25AM-0.01m | 8:30PM0.27m | 8:55AM0.05m | 8:43PM0.24m | ||||||||||||||||
 |  | | |  |  | | | | | | |  | |  | | |  | |  | | | |
 | 6:18 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — |
 | — | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — |
mm | — | — | — | — | 2 | 2 | 2 | 5 | 2 | 4 | 4 | 4 | 14 | 1 | — | — | — | — | — | — | — | 1 |
Temp °C | 16 | 17 | 20 | 20 | 18 | 18 | 18 | 19 | 18 | 19 | 20 | 20 | 18 | 18 | 16 | 16 | 15 | 16 | 18 | 18 | 16 | 16 |
Feels °C | 17 | 18 | 22 | 22 | 18 | 19 | 20 | 21 | 18 | 20 | 21 | 22 | 20 | 20 | 11 | 13 | 11 | 12 | 13 | 14 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | ENE 8 | SSE 15 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | S 11 | NE 6 | ENE 7 | ENE 7 | ENE 8 | S 7 | S 8 | ENE 8 | ENE 8 | SSE 9 | SSE 9 |
| kJ | 124 | 121 | 105 | 456 | 131 | 102 | 99 | 99 | 99 | 107 | 138 | 66 | 144 | 134 | 125 | 99 | 269 | 305 | 49 | 50 | 542 | 505 |
Swell 2 Height (m) Direction Period (s) | SSE 12 | S 12 | S 12 | ENE 8 | SSE 14 | SSE 13 | SSE 13 | SSE 12 | S 12 | S 12 | S 12 | S 7 | S 11 | S 11 | E 12 | SSE 11 | ENE 8 | ENE 8 | ESE 12 | SE 12 | ENE 8 | ENE 8 |
| kJ | 240 | 184 | 174 | 102 | 346 | 295 | 225 | 205 | 144 | 139 | 99 | 3 | 63 | 61 | 3 | 38 | 66 | 63 | 14 | 5 | 51 | 53 |
Swell 3 Height (m) Direction Period (s) | SE 16 | SSE 16 | SSE 15 | E 14 | E 13 | E 14 | E 14 | E 14 | E 13 | E 13 | S 7 | ESE 13 | S 6 | S 6 | — | E 12 | ESE 12 | ESE 12 | — | — | SE 11 | E 11 |
| kJ | 69 | 144 | 207 | 4 | 4 | 4 | 4 | 15 | 14 | 13 | 3 | 17 | 3 | 3 | — | 3 | 15 | 14 | — | — | 5 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | ENE 8 | — | — | — | — | ENE 8 | NE 8 | N 4 | ENE 7 | N 5 | — | SSW 11 | S 6 | SSW 7 | SSW 8 | S 9 | S 9 | S 9 | SSE 9 |
| kJ | — | — | — | 154 | — | — | — | — | 150 | 169 | 28 | 178 | 34 | — | 194 | 200 | 588 | 589 | 505 | 517 | 715 | 660 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 6 | 6 | 0 | 6 | 0 | 0 | 0 | 71 | 13 | 13 | 13 | 21 | 38 | 21 | 21 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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