Buy Less, Surf More This Black Friday
Surf-forecast is providing a free, all-access pass to our premium features and 12-day forecasts all weekend.
- Forecast
- Maps
- Live
- Weather State
- Spot Information
Atlantida Surf Forecast
/ Rio Grande Do Sul (19 surf breaks) /
Surf Forecasts:
Atlantida surfForecast / Rio Grande Do Sul / Brazil
48hr Weather and Surf, issued 2 pm Thursday 04 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Atlantida surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Atlantida sea temperature is
22.0° C
(Which is normal for this time of year)How big are the waves at Atlantida today?
The current surf forecast for Atlantida at 7PM is: 0.8m 7s primary swell from a East-southeast direction and 0.4m 8s secondary swell from a South-southeast direction, 0.5m 3s secondary swell from a East direction (forecast issued at 02:00pm December 04). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Dec) | - | - |
| Afternoon (04 Dec) | 2.5ft (0.7m) | 7s |
| Evening (04 Dec) | 2.5ft (0.8m) | 7s |
Table - waves today at Atlantida. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 04 | Friday 05 | Saturday 06 | Sunday 07 | |||||||||||||||||||||
| 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 | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 8 | 8 | 8 | 8 | 6 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 47 | 47 | 57 | 50 | 48 | 54 | 64 | 81 | 117 | 157 | 195 | 90 | 90 | 95 | 129 | 105 | 175 | 82 | 113 | 170 | 198 | 168 | 140 | 132 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross | glass |
High Tide / height (m) | 10:57AM 0.28 | 4:41PM 0.20 | 12:56AM 0.44 | 5:11AM 0.58 | 11:27AM 0.34 | 5:44PM 0.13 | 1:13AM 0.43 | 6:18AM 0.59 | 12:05PM 0.42 | 6:40PM 0.10 | 1:44AM 0.41 | 7:20AM 0.58 | ||||||||||||
Low Tide / height (m) | 2:21PM 0.14 | 7:56PM 0.05 | 1:35AM 0.44 | 9:15AM 0.28 | 3:30PM 0.08 | 8:38PM 0.01 | 2:50AM 0.40 | 9:55AM 0.35 | 4:26PM 0.04 | 9:22PM -0.01 | 3:47AM 0.35 | |||||||||||||
Thursday 04 | Friday 05 | Saturday 06 | Sunday 07 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:11 | - |
| Sunset | - | - | 7:07 | - | - | - | - | - | - | - | 7:08 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - |
 | | |  | | | | | | | | | | | | | | |  |  | |  |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 22 | 21 | 20 | 19 | 18 | 18 | 21 | 23 | 22 | 21 | 20 | 20 | 20 | 20 | 22 | 24 | 24 | 22 | 21 | 21 | 21 | 21 | 25 |
| Feels °C (?) | 21 | 21 | 20 | 18 | 17 | 16 | 17 | 21 | 23 | 21 | 20 | 18 | 19 | 20 | 20 | 23 | 25 | 24 | 22 | 20 | 21 | 22 | 22 | 28 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Latest Updates
Quiksilver Teams Up With PrimaLoft® For World’s First Thermal Layering System for a Wetsuit.
Previously used in our snow jackets for mountain conditions, PrimaLoft® technology is making its debut in the surf industry. The aim is to bring mountain-grade warmth to the waves.
Vancouver Island’s Day Of Days With Reed Platenius
Surf-Forecast recently helped the 21-year-old Canadian pro surfer and adventurer score some cold water perfection at home.
5 Reasons Why Costa Rica Is A Surfer (and Non Surfer) Paradise
With or without a surfboard, Costa Rica is a bucket list destination that has shown what a nation is capable of when nature is put first.
Read more
Discover more articles and updates in the Greenroom.
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Atlantida 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.
Nearest