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Surf Forecasts

Prainha surfForecast / Rio de Janeiro / Brazil

information circle48hr Weather and Surf, issued 2 pm Friday 18 Apr 2025 -03
Forecast update in hr  min  s Forecast update imminent
Prainha surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Prainha sea temperature is
25.2° C
 (Which is normal for this time of year)

How big are the waves at Prainha today?

The current surf forecast for Prainha at 8PM is: 1.1m 12s primary swell from a South direction and 0.7m 10s secondary swell from a Southeast direction, 0.6m 4s secondary swell from a East direction (forecast issued at 02:00pm April 18). The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (18 Apr)--
Afternoon (18 Apr)4ft (1.2m)12s
Evening (18 Apr)3.5ft (1.1m)12s

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

Hourly12 Days
Rio de Janeiro Surf
Print Surf Table
Updates in  hr  min  s Forecast update imminent 
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM
Rating
(10 max)
0
0
0
1
1
1
1
1
1
0
1
1
1
0
0
0
0
0
0
1
0
2
1
1
0
0
0
1
2
1
1
1
0
0
0
0
0
0
2
1
1
0
0
1
2
2
2
2
1
1
2
2
1
1
1
1
0
0
0
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.2
S
1.2
S
1.1
S
1.1
S
1
S
1
S
0.9
S
0.8
S
0.8
S
0.8
S
1.1
E
0.6
S
0.6
S
0.5
S
0.5
S
0.4
SSW
0.4
SSE
0.4
SSW
0.4
SSE
0.5
S
0.4
S
1.9
S
2
S
1.8
S
1.8
S
1.7
S
1.6
S
1.5
S
1.4
S
1.3
S
1.3
S
1.2
S
1.2
S
1.2
S
1.1
SSW
1
S
1
S
1
S
1.3
S
1.4
S
1.4
S
1.1
S
1.3
S
1.3
S
1.2
S
1.2
S
1.2
S
1.2
S
1.2
S
1.1
S
1.1
S
1.1
SSE
1
S
1
S
0.9
SSE
0.9
SSE
0.8
SSE
0.8
SSE
1.5
SSE
1.9
SSE
Period(s) (?)121212121111111111116111110101010109121188771099999999999111010101010111111111111111111111111111111116
Wave
Graph
(?)Metric surfscale
Energy (?)4034003333302462421921461461448585835250353533286937413442349329522425357304264264220225235206158160235367408394223347375326326338351364313313314242242198191153156499289
Wind
(km/h)
10
ESE
15
ESE
10
E
10
ENE
5
NNE
5
NNE
10
NNE
5
NNE
5
NNE
5
SE
5
SSE
5
NW
5
WNW
10
W
10
W
10
W
15
SW
15
SW
10
SW
5
WSW
5
WSW
5
SSW
10
SSE
10
SSE
15
S
15
S
15
SSE
5
SSE
5
SSE
0
NW
5
ENE
5
ESE
10
SE
10
SE
5
ESE
10
ENE
5
ENE
5
NE
5
NNE
5
NE
10
E
15
E
15
E
10
NE
5
NNE
5
N
5
N
5
N
5
S
10
S
5
S
0
NW
5
WNW
5
N
5
NNE
5
ENE
10
ESE
15
ESE
10
ESE
5
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
ononcross-
on		crossglasscross-
off		cross-
off		cross-
off		glassonglassglasscross-
off		cross-
off		cross-
off		cross-
off		crosscrosscrosscross-
off		glassglasscross-
on		oncross-
on		cross-
on		cross-
on		onglassglassglassglassonononcross-
on		crosscrosscross-
off		crosscross-
on		cross-
on		cross-
on		crosscross-
off		glasscross-
off		cross-
off		cross-
on		cross-
on		glassglassglassglassglassglasscross-
on		oncross-
on		glass
High Tide
/ height (m)
5:30PM
0.82
5:01AM
0.75
6:42PM
0.75
5:56AM
0.68
10:55PM
0.79
7:44AM
0.64
11:48PM
0.89
11:13AM
0.72
12:28AM
0.97
11:57AM
0.84
1:02AM
1.02
12:35PM
0.94
1:32AM
1.03
1:11PM
1.03
Low Tide
/ height (m)
11:38AM
0.20
12:38AM
0.48
12:52PM
0.27
2:10AM
0.52
2:24PM
0.28
3:43AM
0.51
3:50PM
0.24
4:57AM
0.45
5:00PM
0.15
5:50AM
0.38
5:57PM
0.06
6:33AM
0.30
6:47PM
-0.00
7:12AM
0.23
7:33PM
-0.02
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Sunrise-------6:07-------6:07-------6:09-------6:09-------6:09-------6:09-------6:11----
Sunset-5:37-------5:37-------5:36-------5:35-------5:35-------5:34-------5:32-------5:31--
part cloudpart cloudpart cloudpart cloudcloudthunderstorm cloudpart cloudpart cloudthunderstorm thunderstorm clearclearclearpart cloudclearclearclearrain showersrain showersrain showerslight rainlight rainlight rainlight rainlight rainlight rainlight raincloudrain showerspart cloudpart cloudpart cloudpart cloudclearclearcloudclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearpart cloudpart cloudpart cloudpart cloudpart cloudcloudpart cloudlight rain
Rain (mm)
-----1---12-------1122234311-1-----------------------------1
Temp. °C272624242323232427282323232222242625232323232222222122222221222324242322212120222526232221212124272523222221212427252322
Feels °C (?)282726272726262730302626262525272726252626262424232122232423242424232322212221222526232423232325292626252524232629252526
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Prainha 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 Prainha at:
surf-forecast.com

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