Biologia (Mar del Plata) Surf Break

Lat Long: 38.03° S 57.53° W

Biologia (Mar del Plata) Surf Forecast and Surf Report

Issued: 2 am 26 Jul 2026 (local time)

Forecast update in  hr  min

Today's Biologia (Mar del Plata) sea temperature is
10.1° C
1.6° 

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


Biologia (Mar del Plata) surf forecast from 26 Jul 2026:

  • Best quality surf: Saturday 1 Aug, 12AM (local time) - 5.5ft (1.7m), 6s period, ESE swell with glassy winds.
  • Most powerful swell: Saturday 1 Aug, 9AM (local time) - 6ft (1.8m), 7s period, ESE swell with 289 kJ wave energy.
  • Next surfable swell (1★+): Saturday 1 Aug, 12AM (local time) - 5.5ft (1.7m), 6s period with ESE swell.

Best Forecast Surf Conditions for Biologia (Mar del Plata) this week:

The surf forecast for Biologia (Mar del Plata) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Aug 01) at 12AM. The primary swell is predicted to be 1.7m and 6s period. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Biologia (Mar del Plata) in the next 16 days are 1.8m 7s and forecast to arrive on Saturday (Aug 01) at 9AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 8s period and expected on Wednesday (Jul 29) at 12AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+)12AM (Sat 1st Aug)5.5ft (1.7m) 6s
Best Surf12AM (Sat 1st Aug)5.5ft (1.7m) 6s
Most Powerful 9AM (Sat 1st Aug)6ft (1.8m) 7s

Table - best surf conditions forecast for Biologia (Mar del Plata) over the next 16 days.


The Lowdown

Alright folks, Rusty here. Let’s have a look at what’s on the table for Biologia.

To be straight with you, the next 16 days are looking pretty grim for a proper paddle. We’ve got a long run of tiny, weak swells and dodgy conditions before anything even starts to look interesting. The first real window you might want to glance at isn’t until Tuesday the 4th of August, and even that’s marginal.

Right now, through the end of July and into the first days of August, it’s all poor surf conditions. Waves are mostly below 2 ft with short periods under 8 seconds, and the combined energy is weak, often below 30. The wind is mostly cross or onshore, so it’s messy. There’s just nothing to get excited about. Even the first day of August sees a bump in size to 6 ft, but it’s cross-onshore and choppy – more of a washing machine than a wave.

We’ve got a solid gap of almost a week with no real recommendations. Then things start to shift slightly.

Tuesday the 4th of August is the first time the forecast even mentions "marginal" conditions, and it scores a 1 out of 10. The swell picks up to 5 ft from the ESE with a period of 11 seconds – that’s a long period groundswell. Combined energy is strong at 627. But, and it’s a big but, the wind is cross-shore, so it’ll be a bit chopped. This swell is better suited for a point or reef, not an exposed beach, so it might not line up perfectly here. Still, it’s the most energy we’ve seen in weeks.

Wednesday the 5th of August actually looks a little cleaner. The swell drops to 4 ft from the ESE, still with a 10-second period, and the wind swings cross-offshore from the SW. That means cleaner faces. Combined energy is moderate at 312. It’s not a standout, but if you’re desperate for a paddle, the morning session on the 5th is your best bet. The water temperature is about average for this time of year, so no surprises there.

Beyond that, we’re back to tiny waves and poor conditions. The 10th of August shows a tiny 2 ft swell from the SE with a 12-second period and cross-off wind, but the energy is weak.

Honestly, if you’re looking for a true standout, there isn’t one in this window. Tuesday the 4th has the most size and power, but the wind kills the quality. Wednesday the 5th is cleaner but smaller. Keep an eye on the forecasts – things can change, but right now, it’s a time to wax your board and wait.

Rusty.

Short Range Forecast

Light rain (total 2mm), mostly falling on Mon afternoon. Very mild (max 14°C on Mon afternoon, min 7°C on Tue night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 11°C on Fri night, min 7°C on Wed morning). Wind will be generally light.

Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
E
8
0.5
E
8
0.4
ENE
7
0.4
E
7
0.8
ENE
5
0.6
ENE
6
0.5
E
6
0.5
E
6
0.4
ENE
7
0.4
E
8
0.3
E
8
0.3
E
8
0.3
E
8
1.1
S
8
0.2
E
8
0.5
ENE
4
0.7
E
4
1.7
ESE
6
1.8
ESE
7
1.5
SE
6
0.8
E
7
Wave Graph
Metric surfscale
Energy kJ
21
29
18
16
30
25
20
22
15
20
11
10
10
0
5
7
17
198
289
175
62
Wind (km/h)
15
SW
10
S
15
NE
20
NNE
20
N
15
WSW
15
SW
30
SSW
20
SE
10
ESE
10
NNE
20
W
15
SSW
10
SE
20
NE
20
NE
20
ENE
5
E
30
SSE
20
SE
35
ESE
Wind State
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross
cross-on
on
cross
off
cross
cross-on
cross-on
cross
cross-on
glassy
cross-on
cross-on
on
High Tide
5:15PM1.42m
6:26AM0.96m
5:58PM1.46m
7:10AM0.94m
6:39PM1.51m
7:45AM0.93m
7:18PM1.55m
8:14AM0.92m
7:55PM1.58m
8:41AM0.93m
8:32PM1.61m
9:09AM0.95m
9:09PM1.62m
Low Tide
10:11AM0.79m
1:05AM0.48m
10:58AM0.79m
1:50AM0.44m
11:56AM0.78m
2:30AM0.41m
12:52PM0.75m
3:08AM0.39m
1:41PM0.71m
3:45AM0.37m
2:27PM0.67m
4:22AM0.37m
3:11PM0.64m
cloud
part cloud
part cloud
cloud
light rain
rain showers
part cloud
clear
cloud
part cloud
clear
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:56
7:54
7:54
7:52
7:52
7:52
7:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:57
5:58
5:58
5:59
6:00
6:00
6:01
 mm
1
1
2
9
Temp °C
10
11
9
10
14
13
11
10
8
8
10
10
9
9
8
9
10
11
9
9
9
Feels °C
6
8
6
5
12
11
5
4
3
5
6
6
5
5
3
4
6
11
4
5
2
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Biologia (Mar del Plata) Surf forecast

The above surf forecast table for Biologia (Mar del Plata) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Biologia (Mar del Plata) can be found by selecting the local surf guide option on the grey menu. Our Biologia (Mar del Plata) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Biologia (Mar del Plata)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Biologia (Mar del Plata) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Provincia de Buenos Aires? If you are looking for accommodation near Biologia (Mar del Plata), camping, hotels and holiday cottages in Provincia de Buenos Aires, consider staying in Mar del Plata which is 5 km (3 miles) away. Alternatively, find information about places to stay and car hire in Villa Gesell which is 98 km (61 miles) away

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