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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 2 am Saturday 28 Mar 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
25.8° C
(Which is slightly warmer than usual)How big are the waves at Siriu today?
The current surf forecast for Siriu at 6AM is: 1.3m 6s primary swell from a Northeast direction and 1.1m 6s secondary swell from a East-northeast direction, 0.3m 10s secondary swell from a South direction (forecast issued at 02:00am March 28). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Mar) | 4.5ft (1.3m) | 6s |
| Afternoon (28 Mar) | 3.5ft (1.1m) | 6s |
| Evening (28 Mar) | 3ft (0.9m) | 6s |
Table - waves today at Siriu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 28 | Sunday 29 | Monday 30 | ||||||||||||||||||||||
| 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 12 | 12 | 5 | 11 | 11 | 11 | 7 | 10 | 11 | 7 | 10 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 106 | 75 | 114 | 120 | 75 | 82 | 80 | 60 | 62 | 88 | 75 | 63 | 46 | 45 | 37 | 40 | 41 | 39 | 42 | 34 | 35 | 26 | 18 | 18 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross- on | cross- on | cross | cross | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross | cross- off | cross- off | glass | cross- off | cross | cross- on | cross- off | cross |
High Tide / height (m) | 1:12AM 0.76 | 12:03PM 0.49 | 1:31AM 0.75 | 11:58AM 0.58 | 1:37AM 0.72 | 12:16PM 0.67 | ||||||||||||||||||
Low Tide / height (m) | 6:44AM 0.39 | 5:54PM 0.07 | 6:49AM 0.36 | 6:35PM 0.02 | 7:08AM 0.31 | 7:11PM 0.01 | ||||||||||||||||||
Saturday 28 | Sunday 29 | Monday 30 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:14 | - |
 | | |  | | | | | | | | | | | | | | | | | |  | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 6 | 2 | 3 |
| Temp. °C | 24 | 24 | 23 | 26 | 30 | 30 | 26 | 24 | 23 | 23 | 22 | 26 | 31 | 30 | 27 | 25 | 24 | 23 | 23 | 25 | 27 | 24 | 23 | 23 |
| Feels °C (?) | 26 | 25 | 24 | 27 | 29 | 28 | 25 | 24 | 23 | 23 | 22 | 26 | 30 | 29 | 29 | 27 | 27 | 26 | 26 | 27 | 28 | 25 | 25 | 25 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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