Rio Mar Surf Break

Lat Long: 8.45° N 79.98° W

Rio Mar 48 hour detailed Surf Forecast

Issued: 6 pm 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's Rio Mar sea temperature is
29.5° C
1.2° 

Rio Mar surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Rio Mar today (17 Aug):

  • Morning surf: Morning surf (17 Aug, local time) - 2ft (0.6m), 8s period with S swell.
  • Afternoon surf: Afternoon surf (17 Aug, local time) - 2ft (0.6m), 7s period with S swell.
  • Evening surf: Evening surf (17 Aug, local time) - 1ft (0.3m), 14s period with SSE swell.

The current surf forecast for Rio Mar at 1AM is: 0.3m 15s primary swell from a South-southeast direction and 0.5m 7s secondary swell from a South direction (forecast issued at 06:00pm August 16). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (EST) & DateWave HeightWave Period
Morning (17 Aug)2ft (0.6m)8s
Afternoon (17 Aug)2ft (0.6m)7s
Evening (17 Aug)1ft (0.3m)14s

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


Short Range Forecast

Heavy rain (total 51mm), heaviest during Mon night. Warm (max 30°C on Wed morning, min 24°C on Mon morning). Wind will be generally light.

Sun
16
Monday
17
Tuesday
18
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
1
1
1
1
1
0
1
0
0
0
0
1
1
0
0
0
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
SSE
15
0.3
SSE
15
0.3
SSE
15
0.3
SSE
15
0.3
SSE
15
0.6
S
8
0.6
S
7
0.6
S
7
0.6
S
7
0.6
S
7
0.6
S
7
0.3
SSE
14
0.3
SSE
14
0.3
SSE
14
0.3
SSE
14
0.3
SSE
14
0.3
SSE
14
0.3
SSE
14
0.3
SSE
16
Wave Graph
Metric surfscale
Energy kJ
42
42
42
42
42
42
41
39
37
37
37
37
36
36
36
37
40
41
47
Wind (km/h)
5
NNW
10
NNW
10
NNW
5
NNW
5
WNW
10
SW
15
WSW
15
SW
20
SSW
15
SSW
10
SW
5
NW
5
NE
10
NE
10
ENE
10
E
5
E
5
NNE
10
NNW
Wind State
cross-off
cross-off
off
cross-off
glassy
cross
cross-off
cross
cross-on
cross
cross
glassy
glassy
cross
cross-on
cross-on
cross-on
glassy
cross-off
High Tide
6:29PM4.35m
6:50AM4.48m
7:11PM4.12m
7:29AM4.23m
7:53PM3.84m
Low Tide
00:32AM0.27m
12:59PM0.38m
1:12AM0.53m
1:40PM0.61m
mod rain
mod rain
light rain
light rain
light rain
light rain
light rain
thunderstorm
thunderstorm
mod rain
mod rain
mod rain
light rain
light rain
part cloud
thunderstorm
thunderstorm
thunderstorm
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:11
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:35
6:35
6:35
 mm
6
6
2
1
2
5
2
1
1
6
8
6
1
1
1
1
1
Temp °C
28
26
26
26
26
25
24
26
26
25
24
24
25
25
26
27
27
27
26
Feels °C
33
29
30
30
31
28
26
28
28
28
28
28
29
28
29
30
31
32
29
  • 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
How to use the Wavefinder 

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 Rio Mar 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.


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