Praia das Dunas surf break

Praia das Dunas surfForecast / Rio de Janeiro / Brazil

information circle48hr Weather and Surf, issued 2 am Wednesday 09 Jul 2025 -03
Forecast update in hr  min  s Forecast update imminent
Praia das Dunas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Praia das Dunas sea temperature is
21.1° C
(Which is 1.6°C colder than average for this time of year)


How big are the waves at Praia das Dunas today?

The current surf forecast for Praia das Dunas at 4AM is: 1.0m 7s primary swell from a East direction and 0.6m 11s secondary swell from a South direction (forecast issued at 02:00am July 09). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (09 Jul)2.5ft (0.8m)13s
Afternoon (09 Jul)3.5ft (1.0m)12s
Evening (09 Jul)3ft (0.9m)11s

Table - waves today at Praia das Dunas. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1
ENE
1
E
0.8
S
0.8
S
0.9
S
1
S
0.9
S
0.9
S
0.9
S
0.8
S
0.7
S
0.5
E
0.5
E
0.5
E
0.4
SSE
0.5
S
0.5
S
0.7
E
0.7
E
0.7
E
0.7
E
0.7
E
0.7
E
0.9
E
0.9
E
0.7
E
0.7
E
0.7
E
0.5
S
0.8
E
0.6
S
0.8
E
0.5
S
0.7
E
0.9
E
0.9
E
0.7
E
0.8
E
0.9
E
0.5
S
0.9
E
0.9
E
0.8
E
0.9
E
0.9
E
0.8
E
0.8
E
0.7
E
0.7
E
0.7
E
0.7
E
0.6
E
0.8
E
0.8
E
0.8
E
0.8
E
0.8
E
0.7
E
0.7
E
0.7
E
Period(s) (?)871113121211111110108881514148888877777710712710888887977788888887877777777
Wave
Graph
(?)Metric surfscale
Energy (?)3422432562663063522732772591951695151511071641581131141041019896176176888584100972351161021022061858911413198144100791211231011077675859110011491104116113989786
Wind
(km/h)
20
NNE
15
W
25
W
25
WSW
30
WSW
25
SW
20
WSW
15
WSW
15
WSW
10
WSW
10
W
10
WSW
10
SSW
10
SE
10
ESE
10
ENE
10
NE
10
NE
10
NE
10
NE
15
E
20
E
20
E
20
ENE
20
NE
20
NE
20
NE
20
NE
20
ENE
25
E
20
E
20
ENE
20
ENE
15
ENE
15
ENE
15
ENE
20
E
20
E
25
E
20
E
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
E
20
E
20
ENE
15
NE
15
NE
10
NE
10
NE
15
E
15
ESE
15
E
15
E
15
ENE
10
NE
5
ENE
10
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
off
cross-
off
cross-
off
offoffoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
on
cross-
on
ononononcross-
on
cross-
on
cross-
on
cross-
on
ononononcross-
on
cross-
on
cross-
on
cross-
on
ononononcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
onononcross-
on
cross-
on
onononononcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
ononon
High Tide
/ height (m)
1:26AM
0.87
2:30PM
1.02
1:59AM
0.92
3:05PM
1.05
2:32AM
0.96
3:39PM
1.05
3:05AM
1.01
4:13PM
1.04
3:38AM
1.03
4:48PM
1.02
4:14AM
1.04
5:24PM
0.97
4:54AM
1.02
6:03PM
0.92
5:39AM
0.97
Low Tide
/ height (m)
7:49AM
0.08
8:26PM
0.33
8:30AM
0.03
9:03PM
0.32
9:10AM
-0.00
9:39PM
0.32
9:51AM
-0.02
10:16PM
0.33
10:33AM
-0.00
10:55PM
0.35
11:16AM
0.04
11:36PM
0.38
12:02PM
0.10
12:21AM
0.40
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Sunrise---6:28-------6:28-------6:28-------6:28-------6:28-------6:28-------6:28-------6:28
Sunset-----5:16-------5:16-------5:17-------5:17-------5:17-------5:19-------5:19------
clearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearpart cloudcloudclearclearclearclearclearclearclearclearclearclearclearclear
Rain (mm)
------------------------------------------------------------
Temp. °C201819192020202019191818202020202020202021212121202020202121212120202020212120202020191920202020201919192121212120201920
Feels °C (?)191717161717191918191818212020212121212121202020191919192019202019202019191918181818171718181818191818192121212120212021
  • 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

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