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Surf Forecasts:

Grumari surf break

Grumari surfForecast / Rio de Janeiro / Brazil

information circle48hr Weather and Surf, issued 2 am Thursday 19 Mar 2026 -03
Forecast update in hr  min  s Forecast update imminent
Grumari surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Grumari sea temperature is
26.7° C
 (Which is slightly warmer than usual)

How big are the waves at Grumari today?

The current surf forecast for Grumari at 7AM is: 1.1m 9s primary swell from a South-southeast direction and 0.4m 9s secondary swell from a East-southeast direction (forecast issued at 02:00am March 19). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (-03) & DateWave HeightWave Period
Morning (19 Mar)3.5ft (1.0m)9s
Afternoon (19 Mar)3.5ft (1.0m)9s
Evening (19 Mar)3.5ft (1.0m)9s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Thursday
19
Friday
20
Saturday
21
0 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)
2
2
2
1
1
0
1
0
2
1
1
1
0
0
0
0
1
2
1
1
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.1
SSE
1.1
SSE
1.1
SSE
1
SSE
1
SSE
1
SSE
1.1
SE
1
SSE
1.1
SE
0.9
SSE
0.9
SSE
0.9
SSE
1
SE
0.9
SSE
0.9
SE
1.1
SE
0.9
SE
0.9
SE
0.9
SE
0.9
SE
0.8
SE
0.8
SE
0.8
SE
0.8
SE
Period(s) (?)9999999999999999910999999
Wave
Graph
(?)Metric surfscale
Energy kJ (?)217212207176172158186168186138141138155138129172132154144132112107104104
Wind
(km/h)
5
NE
5
N
5
NE
5
ENE
10
SE
10
SE
10
ESE
5
E
5
ENE
0
ENE
0
NNW
0
SSW
10
SSE
15
SE
10
SE
5
ESE
5
ENE
5
NE
5
NE
5
ENE
10
SSE
15
SE
10
ESE
10
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		glasscross-
off		crosscross-
on		cross-
on		cross-
on		cross-
on		glassglassglassglassononcross-
on		cross-
on		glassglassglassglassoncross-
on		cross-
on		cross
High Tide
/ height (m)
3:11AM
1.19
3:04PM
1.28
3:33AM
1.15
3:37PM
1.28
3:56AM
1.09
4:13PM
1.23
Low Tide
/ height (m)
9:34AM
0.16
9:58PM
-0.02
10:06AM
0.15
10:36PM
0.08
10:39AM
0.16
Thursday
19
Friday
20
Saturday
21
Sunrise--5:56-------5:56-------5:56-----
Sunset------6:06-------6:05-------6:04-
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
clear
clear
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
Rain (mm)
------------111---------
Temp. °C232222242726242424232325252624242323232426262524
Feels °C (?)262525273028262728272729282826272627262728282826
  • 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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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 Grumari 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 Grumari at:
surf-forecast.com

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