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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 am Friday 22 May 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
19.7° C
(Which is 1.8°C colder than average for this time of year)How big are the waves at Siriu today?
The current surf forecast for Siriu at 12PM is: 2.2m 14s primary swell from a South-southeast direction (forecast issued at 08:00am May 22). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 May) | 7.5ft (2.3m) | 14s |
| Afternoon (22 May) | 7ft (2.1m) | 14s |
| Evening (22 May) | 6.5ft (2.0m) | 13s |
Table - waves today at Siriu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 18mm), heaviest on Fri night. Very mild (max 19°C on Sun morning, min 14°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||||||
Friday 22 | Saturday 23 | Sunday 24 | Mon 25 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 6 | SE 6 | SE 7 | SSE 10 | SSE 10 | |
2411 | 2137 | 1937 | 1750 | 1677 | 1422 | 1211 | 1025 | 903 | 715 | 599 | 505 | 418 | 411 | 376 | 303 | 297 | 350 | 343 | 213 | 85 | 133 | 131 | 128 | |
Wind (km/h) | ||||||||||||||||||||||||
off | glassy | cross-on | cross-on | glassy | glassy | cross-off | cross-off | cross-off | off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | |
High Tide | 3:47AM0.59m | 11:24PM0.64m | 4:48AM0.57m | 11:54PM0.61m | 6:16AM0.53m | 00:07AM0.57m | ||||||||||||||||||
Low Tide | 1:26PM0.17m | 2:50AM0.55m | 2:35PM0.19m | 3:37AM0.49m | 3:37PM0.20m | |||||||||||||||||||
 |  | | |  | |  |  | |  | | | | |  | | | | |  |  | | | | |
 | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | 6:54 |
 | — | — | — | 5:29 | — | — | — | — | — | — | — | 5:29 | — | — | — | — | — | — | — | 5:28 | — | — | — | 5:28 |
— | — | — | — | — | — | 5 | 7 | 4 | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 14 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 16 | 15 | 15 | 15 | 15 | 15 | 16 | 19 | 19 | 17 | 18 | 17 | 17 |
10 | 12 | 14 | 15 | 15 | 15 | 13 | 13 | 14 | 13 | 14 | 16 | 15 | 15 | 14 | 14 | 13 | 15 | 17 | 17 | 16 | 18 | 17 | 17 | |
Swell 1 Height (m) Direction Period (s) | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | E 6 | E 6 | E 7 | SSE 11 | ENE 7 | SSE 6 | SE 6 | SE 7 | SE 7 | SE 7 |
 kJ | 2411 | 2137 | 1937 | 1750 | 1677 | 1422 | 1211 | 1025 | 903 | 715 | 599 | 505 | 418 | 411 | 130 | 143 | 131 | 350 | 140 | 132 | 85 | 131 | 113 | 102 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | E 9 | E 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | SSE 11 | SSE 11 | SSE 11 | ENE 7 | — | ENE 7 | ENE 7 | ENE 7 | SSE 10 | SSE 10 |
| kJ | — | — | — | — | — | — | — | 2 | 77 | 67 | 50 | 40 | 64 | 115 | 376 | 303 | 297 | 132 | — | 94 | 84 | 63 | 131 | 128 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | E 10 | E 9 | SSE 6 | — | — | — | — | — | SE 5 | — | SSE 11 | S 7 | SSE 10 | ENE 7 | ENE 7 |
| kJ | — | — | — | — | — | — | — | — | — | 2 | 2 | 16 | — | — | — | — | — | 10 | — | 150 | 59 | 133 | 62 | 47 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | E 5 | E 5 | — | E 6 | — | — | E 6 | E 6 | — | — | — | SW 3 | SSE 11 | SSE 6 | — | — | — | — |
| kJ | — | — | — | — | — | — | 24 | 67 | — | 72 | — | — | 137 | 170 | — | — | — | 3 | 343 | 213 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 13 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 13 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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