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Siriu Surf Forecast
/ Santa Catarina – Sul (37 surf breaks) /
Surf Forecasts:
Siriu surfForecast / Santa Catarina – Sul / Brazil
48hr Weather and Surf, issued 8 pm Friday 24 Apr 2026 -03Forecast update in hr min s Forecast update imminent
Siriu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Siriu sea temperature is
23.0° C
(Which is normal for this time of year)How big are the waves at Siriu today?
The current surf forecast for Siriu at 1AM is: 0.5m 11s primary swell from a South direction and 0.4m 7s secondary swell from a East-southeast direction, 0.5m 4s secondary swell from a Northeast direction (forecast issued at 08:00pm April 24). The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 1.5ft (0.5m) | 10s |
| Afternoon (25 Apr) | 1.5ft (0.5m) | 10s |
| Evening (25 Apr) | 1.5ft (0.5m) | 10s |
Table - waves today at Siriu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Sat afternoon. Warm (max 25°C on Sun afternoon, min 20°C on Mon afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Fri 24 | Saturday 25 | Sunday 26 | Monday 27 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
S 12 | S 12 | S 12 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | NE 6 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | S 6 | S 7 | |
73 | 72 | 69 | 58 | 52 | 49 | 48 | 47 | 47 | 48 | 68 | 43 | 26 | 25 | 33 | 41 | 35 | 26 | 16 | 17 | 17 | 18 | 59 | 96 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross-off | glassy | cross-off | cross-off | cross | cross-on | cross | cross-off | glassy | glassy | cross | cross | cross | cross | cross-off | cross-off | off | glassy | cross-off | cross-off | cross-on | cross-on | |
High Tide | 00:21AM0.71m | 11:12AM0.42m | 00:43AM0.69m | 10:53AM0.51m | 00:51AM0.66m | 11:19AM0.60m | ||||||||||||||||||
Low Tide | 3:20PM0.18m | 9:55AM0.42m | 4:27PM0.15m | 5:35AM0.42m | 5:18PM0.12m | 5:56AM0.36m | ||||||||||||||||||
 |  | | | |  |  |  |  | | |  | |  | | | | | | | | | | | |
 | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — |
 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 |
— | — | — | — | — | — | — | — | 1 | — | — | 1 | 1 | 1 | — | — | — | 1 | — | — | — | — | — | — | |
Temp °C | 24 | 22 | 22 | 21 | 21 | 22 | 24 | 24 | 22 | 21 | 21 | 21 | 21 | 21 | 23 | 25 | 24 | 22 | 21 | 21 | 21 | 22 | 23 | 22 |
23 | 22 | 23 | 22 | 23 | 23 | 24 | 24 | 24 | 23 | 24 | 23 | 23 | 21 | 23 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 24 | 23 | |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 11 | S 10 | S 10 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | S 10 | ENE 6 | ENE 6 | ENE 6 | NE 6 | NE 6 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | S 6 | S 7 |
 kJ | 73 | 72 | 69 | 58 | 52 | 49 | 17 | 18 | 19 | 21 | 68 | 22 | 22 | 23 | 33 | 41 | 35 | 26 | 16 | 17 | 17 | 18 | 36 | 96 |
Swell 2 Height (m) Direction Period (s) | SE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ENE 5 | S 10 | S 10 | S 10 | S 10 | ENE 6 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 5 | ENE 8 | ENE 8 |
| kJ | 27 | 31 | 21 | 21 | 20 | 9 | 48 | 47 | 47 | 48 | 22 | 43 | 26 | 25 | 25 | 14 | 13 | 13 | 12 | 12 | 5 | 2 | 19 | 19 |
Swell 3 Height (m) Direction Period (s) | E 7 | E 7 | E 9 | NE 4 | NE 4 | ESE 7 | SE 7 | SE 7 | SE 7 | ESE 7 | ESE 7 | S 5 | S 5 | ESE 7 | ESE 7 | ENE 8 | ESE 7 | NNE 4 | N 4 | SE 7 | SSE 10 | SSE 10 | SSE 10 | SSE 10 |
| kJ | 1 | 1 | 2 | 5 | 6 | 19 | 12 | 12 | 7 | 9 | 5 | 4 | 4 | 5 | 5 | 14 | 5 | 3 | 1 | 2 | 10 | 11 | 11 | 11 |
Wind waves Height (m) Direction Period (s) | NE 4 | NE 4 | NE 4 | N 4 | — | — | — | S 6 | S 2 | S 6 | — | — | — | N 2 | N 4 | N 4 | N 4 | — | — | — | — | SSW 5 | S 6 | — |
| kJ | 16 | 14 | 7 | 16 | — | — | — | 2 | 1 | 2 | — | — | — | 1 | 16 | 26 | 16 | — | — | — | — | 8 | 59 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 27 | 0 | 0 | 0 | 0 | 0 | 10 | 25 | 10 | 0 | 0 | 0 | 9 | 9 | 39 | 6 | 0 | 0 | 534 | 15 | 68 | 38 | 25 | 38 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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