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Surf Forecasts:

Backdoor surfForecast / Rio de Janeiro / Brazil

information circle48hr Weather and Surf, issued 8 am 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 5PM is: 0.6m 7s primary swell from a East direction and 0.3m 13s secondary swell from a South direction (forecast issued at 08:00am January 30). The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (30 Jan)2ft (0.6m)7s
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
Mon
02
6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
2
2
1
0
2
2
0
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
E
0.6
E
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
Period(s) (?)77771313121211111110101615151514141413131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)32333535315150726663595574100128172167220213261257246238345
Wind
(km/h)
10
NNE
0
N
10
S
20
SSW
5
ESE
15
NNE
10
NNE
5
N
5
NW
10
W
20
SW
15
SSW
5
SSW
5
NNE
10
NNE
15
NNE
10
NNE
5
NNE
10
SSE
15
SE
15
ENE
10
NE
20
WSW
10
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		glassoncross-
on		crossoffcross-
off		offcross-
off		crosscross-
on		cross-
on		glassglasscross-
off		cross-
off		cross-
off		glassoncross-
on		cross-
off		cross-
off		cross-
on		off
High Tide
/ height (m)
1:04PM
0.81
2:27AM
1.07
1:35PM
0.90
3:00AM
1.07
2:06PM
0.98
Low Tide
/ height (m)
7:24AM
0.38
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
Mon
02
Sunrise5:26-------5:28-------5:28-------
Sunset----6:37-------6:37-------6:37---
part cloud
part cloud
part cloud
thunderstorm
mod rain
rain showers
rain showers
clear
part cloud
part cloud
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
thunderstorm
thunderstorm
Rain (mm)
---2991----1----------11
Temp. °C232527262322222323252726262524232327282927262524
Feels °C (?)252830272723242626282827302826252631313130282727
  • 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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