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Surf Forecasts:

Backdoor surfForecast / Rio de Janeiro / Brazil

information circle48hr Weather and Surf, issued 2 pm Friday 30 Jan 2026 -03
Forecast update in hr  min  s Forecast update imminent
Backdoor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Backdoor sea temperature is
26.6° C
 (Which is slightly warmer than usual)

How big are the waves at Backdoor today?

The current surf forecast for Backdoor at 6PM is: 0.3m 13s primary swell from a South direction and 0.5m 7s secondary swell from a East direction (forecast issued at 02:00pm January 30). The wind direction is predicted to be glassy.

Time (-03) & DateWave HeightWave Period
Morning (30 Jan)--
Afternoon (30 Jan)2ft (0.6m)7s
Evening (30 Jan)1.5ft (0.4m)13s

Table - waves today at Backdoor. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
30
Saturday
31
Sunday
01
Monday
02
12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
1
2
2
2
2
1
0
2
2
0
2
2
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
E
0.6
E
0.3
S
0.4
S
0.4
SSW
0.5
S
0.5
S
0.5
S
0.5
S
0.5
S
0.6
S
0.4
SSE
0.5
SSE
0.6
SSE
0.6
SSE
0.8
SSE
0.8
SSE
0.9
SSE
0.9
SSE
0.9
SSE
0.9
SSE
1
S
1
S
1
S
Period(s) (?)7713131212111111101016151515141414131313131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)3535315150726663595574100128172167220213265257246294345345339
Wind
(km/h)
5
S
10
SW
0
SSE
10
ENE
10
NNE
5
NNW
5
NW
5
W
20
SW
15
SW
5
S
10
NE
15
NE
15
NE
10
NNE
5
NNW
10
SSW
15
SSE
15
ENE
10
ENE
30
SSW
10
NE
5
N
5
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
oncross-
on		glasscross-
off		cross-
off		offglasscrosscross-
on		cross-
on		oncross-
off		cross-
off		cross-
off		cross-
off		glassononcross-
off		cross-
off		oncross-
off		glassglass
High Tide
/ height (m)
1:04PM
0.81
2:27AM
1.07
1:35PM
0.90
3:00AM
1.07
2:06PM
0.98
3:29AM
1.05
Low Tide
/ height (m)
7:18PM
0.01
8:03AM
0.36
8:04PM
-0.06
8:36AM
0.35
8:45PM
-0.09
Friday
30
Saturday
31
Sunday
01
Monday
02
Sunrise------5:28-------5:28-------5:30-
Sunset--6:37-------6:37-------6:37-----
cloud
thunderstorm
light rain
light rain
cloud
clear
part cloud
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
part cloud
part cloud
thunderstorm
light rain
part cloud
cloud
Rain (mm)
-241-------1--------12--
Temp. °C262422222222232526262524232323272829272724242427
Feels °C (?)292626242425262826272927252425313031292924272831
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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 Backdoor 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 Backdoor at:
surf-forecast.com

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