Surf Forecasts:
Playa Mariano (Mar del Plata) surf forecast from 18 Aug 2026:
- Best quality surf: Monday 24 Aug, 12AM (local time) - 10ft (3.0m), 13s period, SSE swell with glassy winds.
- Most powerful swell: Sunday 23 Aug, 6PM (local time) - 10ft (3.0m), 14s period, SSE swell with 3,442 kJ wave energy.
- Next surfable swell (1★+): Tuesday 18 Aug, 9PM (local time) - 2.5ft (0.8m), 7s period with SSW swell.
Best Forecast Surf Conditions for Playa Mariano (Mar del Plata) this week:
The surf forecast for Playa Mariano (Mar del Plata) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Aug 18) at 9PM. The primary swell is predicted to be 0.8m and 7s period with a secondary swell of 0.6m and 9s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Playa Mariano (Mar del Plata) in the next 16 days are 3.0m 14s and forecast to arrive on Sunday (Aug 23) at 6PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Tuesday (Aug 25) at 12AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Tue 18th Aug) | 2.5ft (0.8m) 7s |
| Best Surf | 12AM (Mon 24th Aug) | 10ft (3.0m) 13s |
| Most Powerful | 6PM (Sun 23rd Aug) | 10ft (3.0m) 14s |
Table - best surf conditions forecast for Playa Mariano (Mar del Plata) over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 14°C on Wed afternoon, min 7°C on Mon night). Winds increasing (calm on Tue morning, fresh winds from the S by Thu afternoon). | Days 5-7 Weather SummarySome drizzle, heaviest during Fri night. Mild temperatures (max 9°C on Sat afternoon, min 6°C on Thu night). Winds decreasing (strong winds from the S on Thu night, light winds from the SSW by Sun afternoon). | ||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SSW 7 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | S 6 | S 7 | S 9 | SSW 11 | SSW 10 | S 10 | SSW 10 | S 10 | S 13 | SSE 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 147 | 123 | 98 | 66 | 45 | 43 | 28 | 28 | 28 | 253 | 260 | 822 | 1349 | 1382 | 1326 | 1351 | 1360 | 2796 | 2718 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | off | off | off | off | off | cross | cross-on | cross-on | cross | cross-off | cross | cross | cross | cross | cross-on | glassy |
High Tide | 10:58PM1.51m | 11:30AM1.21m | 11:52PM1.35m | 12:17PM1.25m | 00:50AM1.21m | 1:06PM1.27m | 1:56AM1.08m | 1:56PM1.29m | 3:08AM1.00m | 2:50PM1.31m | 4:18AM0.95m | 3:45PM1.33m | |||||||
Low Tide | 6:13AM0.43m | 6:06PM0.51m | 6:44AM0.54m | 7:01PM0.52m | 7:10AM0.63m | 7:59PM0.52m | 7:33AM0.70m | 9:03PM0.53m | 7:58AM0.75m | 10:15PM0.52m | 8:34AM0.78m | 11:25PM0.50m | |||||||
 |  |  |  | | | | | | |  | |  | | | | | | | |
 | — | 7:31 | — | — | 7:30 | — | — | 7:28 | — | — | 7:28 | — | — | 7:26 | — | — | 7:24 | — | — |
 | 6:15 | — | 6:15 | — | — | 6:16 | — | — | 6:17 | — | — | 6:19 | — | — | 6:19 | — | — | 6:20 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
Temp °C | 7 | 8 | 9 | 9 | 12 | 14 | 13 | 14 | 12 | 7 | 7 | 8 | 8 | 8 | 9 | 8 | 8 | 7 | 7 |
Feels °C | 1 | 6 | 7 | 5 | 8 | 10 | 9 | 10 | 6 | -2 | -1 | 0 | 1 | 0 | 2 | 0 | 2 | 2 | 4 |
Swell 1 Height (m) Direction Period (s) | ENE 9 | SW 7 | SSW 7 | SSW 7 | SW 7 | SSW 6 | ENE 8 | ENE 8 | ENE 8 | NE 8 | S 10 | ENE 8 | ENE 8 | ENE 8 | NE 8 | NE 8 | — | S 13 | SSE 13 |
| kJ | 147 | 71 | 86 | 52 | 35 | 28 | 28 | 28 | 28 | 18 | 118 | 6 | 6 | 6 | 2 | 2 | — | 2796 | 2718 |
Swell 2 Height (m) Direction Period (s) | — | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | WSW 6 | N 4 | SE 8 | SE 12 | ENE 8 | — | — | — | — | — | — | — | — |
| kJ | — | 123 | 98 | 66 | 45 | 43 | 3 | 1 | 2 | 6 | 13 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | SSE 7 | S 8 | SE 14 | S 7 | SSE 7 | SSW 7 | SW 6 | SE 12 | SE 12 | SE 11 | — | — | — | — | — | — | — | — |
| kJ | — | 40 | 1 | 7 | 9 | 5 | 4 | 1 | 6 | 6 | 5 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 7 | — | — | NW 3 | NW 3 | NNW 3 | NNW 3 | W 3 | SW 4 | S 6 | S 7 | S 9 | SSW 11 | SSW 10 | S 10 | SSW 10 | S 10 | — | — |
| kJ | 124 | — | — | 2 | 1 | 1 | 5 | 8 | 21 | 253 | 260 | 822 | 1349 | 1382 | 1326 | 1351 | 1360 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 114 | 1 | 5 | 0 | 0 | 0 | 47 | 1359 | 1200 | 1107 | 114 | 1369 | 8 | 188 | 8 | 13 | 114 | 114 | 0 |
Best forecast wave conditions in Provincia de Buenos Aires | |||||||||||||||||||
Best forecast wave conditions in Argentina | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Information about the Playa Mariano (Mar del Plata) Surf forecast
The above surf forecast table for Playa Mariano (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 Playa Mariano (Mar del Plata) can be found by selecting the local surf guide option on the grey menu. Our Playa Mariano (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 (Playa Mariano (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 Playa Mariano (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 Playa Mariano (Mar del Plata), camping, hotels and holiday cottages in Provincia de Buenos Aires, consider staying in Mar del Plata which is 10 km (6 miles) away.
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