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Surf Forecasts:

Barra do Chui surfForecast / Rio Grande Do Sul / Brazil

information circle12 Day Weather and Surf, issued 2 pm Monday 15 Sep 2025 -03
Forecast update in hr  min  s Forecast update imminent
Barra do Chui surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Barra do Chui sea temperature is
14.4° C
 (Which is 1.2°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Barra do Chui this week:

The surf forecast for Barra do Chui over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Sep 20) at 6PM. The primary swell is predicted to be 0.8m and 9s period with a secondary swell of 0.4m and 9s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Barra do Chui in the next 12 days are 1.2m 14s and forecast to arrive on Tuesday (Sep 16) at 6AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 8s period and expected on Thursday (Sep 18) at 9PM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 6PM (Sat 20th Sep)2.5ft (0.8m) 9s
Best Surf 9PM (Mon 22nd Sep)4.5ft (1.4m) 7s
Most Powerful 6AM (Tue 16th Sep)4ft (1.2m) 14s

Table - best surf conditions forecast for Barra do Chui over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Mostly dry. Very mild (max 19°C on Tue afternoon, min 15°C on Mon night). Wind will be generally light.

Days 3-6 Weather Summary Moderate rain (total 10mm), heaviest on Sun morning. Warm (max 21°C on Sat afternoon, min 14°C on Sun morning). Mainly fresh winds.

Mon
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
0
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.2
SE
1.2
SE
1.1
SE
1
SE
1
SE
0.9
SE
0.8
SE
0.9
E
1.1
E
1.2
E
1
E
0.9
E
0.8
E
0.8
E
0.8
E
0.8
E
0.7
E
0.5
E
1.7
S
1.6
S
1.5
SSE
Period(s) (?)1414141413131388888899999887
Wave
Graph
(?)Metric surfscale
Energy (?)58753254142740132730422324625216313410713514616711173390319263
Wind
(km/h)
15
ENE
10
SE
10
E
15
ENE
15
NE
15
NE
20
ENE
15
ENE
20
NE
20
ENE
15
NE
5
NNE
10
E
10
NE
10
NE
20
NE
5
SE
30
SW
35
SSW
30
SSW
25
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		oncross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscross-
on		crosscross-
on		cross-
on		cross-
on		cross-
off		crosscrosscross
High Tide
/ height (m)
6:30PM 1:59AM
0.21 0.39
8:23AM
0.29
2:16PM
0.68
7:44PM 2:52AM
0.23 0.35
9:30AM
0.30
3:13PM
0.64
8:58PM
0.27
3:48AM 10:29AM
0.33 0.32
4:13PM
0.60
10:06PM
0.31
4:46AM 11:19AM
0.32 0.34
5:13PM
0.56
11:06PM
0.34
5:44AM
0.32
12:04PM
0.35
6:11PM 12:00AM
0.54 0.37
6:39AM
0.35
12:47PM
0.35
7:07PM 12:50AM
0.51 0.38
7:31AM
0.39
Low Tide
/ height (m)
5:56PM
0.21
10:12PM
-0.03
5:16AM 10:12AM
0.12 0.25
6:38PM 11:15PM
0.22 0.02
6:09AM 11:14AM
0.10 0.27
7:20PM 12:23AM
0.24 0.05
7:02AM
0.09
12:26PM
0.27
8:04PM 1:31AM
0.25 0.07
7:55AM
0.09
1:37PM
0.25
8:48PM 2:32AM
0.25 0.08
8:48AM
0.11
2:40PM
0.21
9:34PM
0.25
3:25AM 9:41AM
0.07 0.13
3:36PM
0.17
10:19PM
0.25
4:13AM 10:34AM
0.08 0.15
Mon
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Sunrise--6:31--6:30--6:28--6:26--6:26--6:24--6:22
Sunset6:23--6:24--6:24--6:25--6:27--6:27--6:28--
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
rain showers
rain showers
thunderstorm
light rain
part cloud
part cloud
clear
Rain (mm)
--------------2224---
Temp. °C171617191619181618181720201819212115141213
Feels °C (?)151617171517151416161621201919222211868
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

Eyeball surf reportRecent Eyeball Surf Reports for Rio Grande Do Sul

  1. weather stationWind Update Continuing clean conditions at Barra do Chui (calm at Rocha 124 km from Barra do Chui). A 1.4m groundswell from the ESE

    1 hour 21 minutes ago Barra do Chui
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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 Barra do Chui 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.

View detailed surf forecast for Barra do Chui at:
surf-forecast.com

Information about the Barra do Chui Surf forecast

The above surf forecast table for Barra do Chui provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Barra do Chui can be found by selecting the local surf guide option on the grey menu. Our Barra do Chui surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Barra do Chui) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Barra do Chui may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Barra do Chui is 21 km (13 miles) from Santa Vitoria do Palmar. If you plan a holiday in Rio Grande Do Sul, look for hotels and other accommodation in Santa Vitoria do Palmar. Santa Vitoria do Palmar has rooms for a wide range of budgets as well as car hire and transport links.

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