Playa Mariano (Mar del Plata) Surf Break

Lat Long: 38.09° S 57.54° W

Playa Mariano (Mar del Plata) 48 hour detailed Surf Forecast

Issued: 2 pm 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's Playa Mariano (Mar del Plata) sea temperature is
11.0°C
2.0° 

Playa Mariano (Mar del Plata) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Playa Mariano (Mar del Plata) today (20 Sep):

  • Afternoon surf: Afternoon surf (20 Sep, local time) - 4.5ft (1.3m), 7s period with ENE swell.
  • Evening surf: Evening surf (20 Sep, local time) - 3.5ft (1.1m), 8s period with ENE swell.

The current surf forecast for Playa Mariano (Mar del Plata) at 6PM is: 1.1m 8s primary swell from a East-northeast direction and 0.2m 8s secondary swell from a South direction (forecast issued at 02:00pm September 20). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (20 Sep)--
Afternoon (20 Sep)4.5ft (1.3m)7s
Evening (20 Sep)3.5ft (1.1m)8s

Table - waves today at Playa Mariano (Mar del Plata). (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 14mm), heaviest on Sun afternoon. Very mild (max 12°C on Sun afternoon, min 5°C on Tue night). Winds decreasing (near gales from the SW on Mon afternoon, light winds from the SSE by Tue night).

Sun
20
Monday
21
Tuesday
22
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
3
5
5
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
ENE
7
1.3
ENE
7
1.1
ENE
8
1.1
ENE
8
0.9
ENE
8
0.9
ENE
9
1.1
ENE
9
1.1
E
10
3
SW
8
3.5
SW
9
4
SSW
9
4
SSW
10
4
SSW
10
4
SSW
11
4
S
11
4
S
12
4
S
12
4
S
13
4
SSE
14
4
SSE
14
Wave Graph
Metric surfscale
Energy kJ
163
169
131
149
116
134
225
231
946
1904
2765
3188
3130
3485
3771
4107
4378
5364
5517
5064
Wind (km/h)
25
NNE
45
WSW
30
W
15
WNW
30
NW
30
W
40
W
45
W
50
WSW
60
SW
55
SW
50
SSW
45
SSW
40
SSW
35
SSW
35
SSW
30
SSW
30
SW
20
SSW
10
SSE
Wind State
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
High Tide
1:47PM1.30m
4:01AM0.89m
2:51PM1.30m
4:54AM0.88m
3:53PM1.32m
Low Tide
9:24PM0.47m
7:50AM0.79m
10:32PM0.48m
8:48AM0.77m
cloud
light rain
mod rain
rain showers
clear
cloud
clear
cloud
light rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:41
6:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:44
6:45
6:45
 mm
4
7
1
1
1
Temp °C
14
12
11
11
11
12
11
10
10
7
8
7
7
7
7
7
8
9
9
8
Feels °C
10
3
5
8
5
5
1
0
0
-6
-4
-5
-4
-2
-2
-2
-1
1
3
5
  • 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 

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