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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 Tuesday 24 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
27.5° C
(Which is 2.4°C warmer than normal for this time of year)How big are the waves at Siriu today?
The current surf forecast for Siriu at 12AM is: 0.5m 9s primary swell from a East-southeast direction and 0.5m 5s secondary swell from a Northeast direction (forecast issued at 08:00pm March 24). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Mar) | - | - |
| Afternoon (25 Mar) | - | - |
| Evening (25 Mar) | 1.5ft (0.5m) | 9s |
Table - waves today at Siriu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tue 24 | Wednesday 25 | Thursday 26 | Friday 27 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 42 | 44 | 45 | 44 | 55 | 131 | 121 | 121 | 153 | 153 | 146 | 106 | 80 | 80 | 80 | 57 | 53 | 50 | 40 | 38 | 54 | 61 | 74 | 93 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | glass | glass | glass | on | on | on | glass | cross- off | cross- off | cross- off | cross | cross- on | on | cross- on | cross | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on |
High Tide / height (m) | 5:35PM 0.54 | 11:28PM 0.64 | 12:03PM 0.29 | 12:10AM 0.71 | 12:09PM 0.34 | 12:44AM 0.75 | 12:13PM 0.41 | |||||||||||||||||
Low Tide / height (m) | 7:44PM 0.50 | 8:59AM 0.22 | 2:12PM 0.27 | 9:19AM 0.28 | 3:53PM 0.21 | 9:23AM 0.36 | ||||||||||||||||||
Tue 24 | Wednesday 25 | Thursday 26 | Friday 27 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 | - | - |
| Sunset | 6:21 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:19 | - | - | - | - | - | - | - |
 |  | | | |  |  | | |  | | | | | | | | | | | | | | | |
Rain (mm) | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 24 | 23 | 23 | 23 | 24 | 26 | 27 | 25 | 24 | 23 | 22 | 22 | 25 | 28 | 27 | 26 | 24 | 24 | 23 | 23 | 26 | 29 | 29 |
| Feels °C (?) | 29 | 27 | 25 | 26 | 27 | 29 | 29 | 29 | 28 | 28 | 26 | 24 | 24 | 27 | 29 | 28 | 29 | 27 | 28 | 26 | 26 | 28 | 30 | 30 |
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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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