Alfonsina (Mar del Plata) Surf Break

Lat Long: 37.99° S 57.54° W

Alfonsina (Mar del Plata) 48 hour detailed Surf Forecast

Issued: 8 am 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Alfonsina (Mar del Plata) sea temperature is
10.0° C
1.6° 

Alfonsina (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 Alfonsina (Mar del Plata) today (18 Aug):

  • Morning surf: Morning surf (18 Aug, local time) - 2ft (0.6m), 10s period with E swell.
  • Afternoon surf: Afternoon surf (18 Aug, local time) - 1.5ft (0.5m), 10s period with E swell.
  • Evening surf: Evening surf (18 Aug, local time) - 1.5ft (0.5m), 9s period with E swell.

The current surf forecast for Alfonsina (Mar del Plata) at 1PM is: 0.6m 10s primary swell from a East direction and 0.7m 7s secondary swell from a South direction (forecast issued at 08:00am August 18). The wind direction is predicted to be glassy.

Time (-03) & DateWave HeightWave Period
Morning (18 Aug)2ft (0.6m)10s
Afternoon (18 Aug)1.5ft (0.5m)10s
Evening (18 Aug)1.5ft (0.5m)9s

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


Short Range Forecast

Mostly dry. Very mild (max 15°C on Wed afternoon, min 5°C on Thu night). Winds increasing (light winds from the E on Tue afternoon, strong winds from the S by Thu afternoon).

Tuesday
18
Wednesday
19
Thursday
20
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
0.8
S
7
0.6
E
10
0.6
E
10
0.5
E
10
0.5
E
10
0.5
E
9
0.6
S
7
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.4
ENE
9
0.3
ENE
8
0.3
ENE
8
0.3
ENE
8
0.3
ENE
8
0.3
ENE
8
0.3
ENE
8
0.3
ENE
8
0.3
ENE
8
0.3
ENE
8
1.3
S
5
Wave Graph
Metric surfscale
Energy kJ
63
66
68
47
50
43
38
26
25
25
24
25
14
14
14
14
14
14
14
14
14
90
Wind (km/h)
15
S
15
S
5
SE
10
S
5
E
20
NNW
15
NW
15
WNW
15
WNW
15
NW
20
NW
20
WNW
15
NW
15
NW
20
NW
20
NW
20
NW
20
NW
20
WSW
35
SSW
40
S
40
S
Wind State
cross
cross-off
cross-on
cross
on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross
cross
High Tide
11:30AM1.21m
11:52PM1.35m
12:17PM1.25m
00:50AM1.21m
1:06PM1.27m
Low Tide
6:13AM0.43m
6:06PM0.51m
6:44AM0.54m
7:01PM0.52m
7:10AM0.63m
7:59PM0.52m
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:31
7:30
7:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
6:16
6:17
 mm
Temp °C
7
7
8
10
10
8
8
9
9
9
11
15
14
12
10
10
9
9
15
13
8
7
Feels °C
3
3
5
7
8
3
4
4
4
4
6
10
10
8
5
5
4
4
10
6
-1
-2
  • 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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