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Prainha Surf Forecast
/ Santa Catarina – Norte (41 surf breaks) /
Surf Forecasts:
Prainha surfForecast / Santa Catarina – Norte / Brazil
48hr Weather and Surf, issued 8 pm Wednesday 20 Aug 2025 -03
How big are the waves at Prainha today?
The current surf forecast for Prainha at 12AM is: 1.3m 8s primary swell from a East direction and 0.2m 9s secondary swell from a South-southeast direction (forecast issued at 08:00pm August 20). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 3.5ft (1.0m) | 8s |
| Afternoon (21 Aug) | 3ft (0.9m) | 8s |
| Evening (21 Aug) | 3ft (0.9m) | 8s |
Table - waves today at Prainha. (Swell directed towards the surf break)
Wed 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||||||||||
| 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) (?) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 16 | 7 | 7 | 8 | 8 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 284 | 247 | 248 | 200 | 165 | 134 | 108 | 107 | 110 | 116 | 116 | 114 | 90 | 90 | 88 | 89 | 85 | 84 | 11 | 100 | 113 | 180 | 245 | 270 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | glass | cross- off | off | cross- off | cross- off | cross | cross | cross- off | cross- off | off | off | glass | cross- on | cross- on | on | cross- on | cross- on | cross- on | glass | glass | glass | on | cross- on |
High Tide / height (m) | 1:14AM 1.09 | 2:08PM 1.29 | 1:52AM 1.21 | 2:41PM 1.32 | 2:28AM 1.30 | |||||||||||||||||||
Low Tide / height (m) | 8:34PM 0.47 | 8:03AM 0.10 | 8:42PM 0.47 | 8:19AM 0.05 | 8:34PM 0.44 | 8:34AM 0.02 | ||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:35 | - | - |
| Sunset | - | - | - | - | - | - | - | 5:55 | - | - | - | - | - | - | - | 5:57 | - | - | - | - | - | - | - | 5:57 |
 | | | | |  | | | | | | | | | | | | | |  | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 21 | 21 | 20 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 17 | 17 | 17 | 18 | 18 | 18 | 19 | 19 | 18 | 17 | 18 | 20 | 20 |
| Feels °C (?) | 18 | 22 | 22 | 20 | 19 | 19 | 17 | 17 | 20 | 19 | 19 | 18 | 18 | 17 | 17 | 17 | 18 | 20 | 20 | 20 | 19 | 19 | 20 | 20 |
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Santa Catarina - Norte
Continuing clean conditions at Prainha (calm at Itapoa 22 km from Prainha). 0.3m 9s swell from the SSE to make surfable waves.
22 km away, 3 h 12 min ago
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