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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 Monday 23 Feb 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
27.3° C
(Which is 1.7°C warmer than normal for this time of year)How big are the waves at Siriu today?
The current surf forecast for Siriu at 1PM is: 1.1m 7s primary swell from a East direction and 0.7m 7s secondary swell from a South-southeast direction (forecast issued at 08:00am February 23). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Feb) | 4ft (1.2m) | 7s |
| Afternoon (23 Feb) | 3.5ft (1.0m) | 7s |
| Evening (23 Feb) | 3.5ft (1.1m) | 8s |
Table - waves today at Siriu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 23 | Tuesday 24 | Wednesday 25 | Thu 26 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 100 | 134 | 134 | 103 | 120 | 141 | 191 | 259 | 497 | 485 | 428 | 383 | 349 | 301 | 257 | 264 | 264 | 235 | 235 | 235 | 235 | 240 | 205 | 173 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | on | on | cross- on | cross- on | cross | glass | glass | on | on | cross- on | cross | cross | cross- off | cross- off | glass | on | cross- on | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 4:42AM 0.51 | 5:39PM 0.57 | 11:29PM 0.53 | 4:48AM 0.46 | 12:20PM 0.34 | 12:18AM 0.65 | 12:36PM 0.37 | 12:56AM 0.74 | ||||||||||||||||
Low Tide / height (m) | 9:04AM 0.28 | 8:46PM 0.48 | 3:07AM 0.44 | 9:14AM 0.27 | 2:31PM 0.32 | 9:27AM 0.29 | 4:13PM 0.25 | |||||||||||||||||
Monday 23 | Tuesday 24 | Wednesday 25 | Thu 26 | |||||||||||||||||||||
| Sunrise | - | 6:01 | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:51 | - | - | - | - | - | - | - | 6:50 | - | - | - |
 |  |  | | |  |  | | |  |  |  | |  |  | | | | | | | | | | |
Rain (mm) | 1 | - | 1 | - | - | - | 1 | 1 | 1 | - | - | 1 | 1 | 1 | - | - | - | - | - | - | 2 | - | - | - |
| Temp. °C | 23 | 24 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 26 | 26 | 26 | 24 | 24 | 23 | 23 | 26 | 28 | 27 | 24 | 24 | 23 | 23 |
| Feels °C (?) | 24 | 25 | 27 | 26 | 25 | 26 | 25 | 25 | 26 | 28 | 29 | 28 | 29 | 26 | 26 | 25 | 25 | 29 | 31 | 28 | 25 | 26 | 24 | 24 |
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Siriu surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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