Alfonsina (Mar del Plata) Surf Break

Lat Long: 37.99° S 57.54° W

Alfonsina (Mar del Plata) 48 hour detailed Surf Forecast

Issued: 2 pm 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Alfonsina (Mar del Plata) sea temperature is
10.3° C
1.8° 

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 (21 Aug):

  • Afternoon surf: Afternoon surf (21 Aug, local time) - 7ft (2.1m), 9s period with S swell.
  • Evening surf: Evening surf (21 Aug, local time) - 6ft (1.9m), 9s period with S swell.

The current surf forecast for Alfonsina (Mar del Plata) at 5PM is: 2.1m 9s primary swell from a South direction and 0.1m 8s secondary swell from a East direction (forecast issued at 02:00pm August 21). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (21 Aug)--
Afternoon (21 Aug)7ft (2.1m)9s
Evening (21 Aug)6ft (1.9m)9s

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


Short Range Forecast

Some drizzle, heaviest during Fri night. Very mild (max 10°C on Sat afternoon, min 4°C on Sun night). Winds decreasing (fresh winds from the SSW on Fri afternoon, calm by Sun night).

Fri
21
Saturday
22
Sunday
23
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
1
2
1
1
1
0
1
1
1
1
2
2
5
2
3
2
3
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)
2.2
S
9
2.1
S
9
2
S
9
1.9
S
9
1.9
S
9
1.9
S
9
1.9
S
10
1.8
S
10
0.8
SSE
12
2.3
S
10
2.4
S
10
2.5
S
11
2.5
S
11
3
S
13
3
SSE
14
4
SSE
15
3.5
SSE
15
3
SSE
14
3
SSE
14
2.5
SSE
13
Wave Graph
Metric surfscale
Energy kJ
803
748
678
627
614
627
668
627
202
1163
1193
1379
1803
2739
3663
7515
5107
3933
2918
2233
Wind (km/h)
30
SSW
35
SSW
25
SW
25
WSW
25
W
25
W
30
W
30
W
30
WSW
35
SW
30
SW
30
SW
30
SSW
30
SSW
25
SSW
25
SSW
25
S
25
SSW
15
S
15
S
Wind State
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross
cross
High Tide
1:56PM1.29m
3:08AM1.00m
2:50PM1.31m
4:18AM0.95m
3:45PM1.33m
Low Tide
9:03PM0.53m
7:58AM0.75m
10:15PM0.52m
8:34AM0.78m
cloud
part cloud
part cloud
cloud
rain showers
part cloud
cloud
part cloud
cloud
clear
part cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:26
7:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:19
6:20
6:20
 mm
1
Temp °C
8
8
8
7
5
5
5
5
7
10
9
8
7
6
7
7
7
7
7
5
Feels °C
-1
-1
1
1
-2
-2
-3
-3
-1
2
1
1
-1
-2
-1
0
0
0
2
1
  • 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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