Surf Forecasts:
Playa Mariano (Mar del Plata) surf forecast from 11 Sep 2026:
- Best quality surf: Sunday 13 Sep, 3AM (local time) - 4.5ft (1.4m), 11s period, S swell with glassy winds.
- Most powerful swell: Saturday 12 Sep, 3AM (local time) - 8ft (2.5m), 8s period, SSE swell with 804 kJ wave energy.
- Next surfable swell (1★+): Friday 11 Sep, 9AM (local time) - 1.5ft (0.4m), 9s period with SSE 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 Friday (Sep 11) at 9AM. The primary swell is predicted to be 0.4m and 9s period with a secondary swell of 0.4m and 7s. Another secondary swell of 0.4m and 7s is also forecast. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Playa Mariano (Mar del Plata) in the next 16 days are 2.5m 8s and forecast to arrive on Saturday (Sep 12) at 3AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 6s period and expected on Thursday (Sep 17) at 9AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Fri 11th Sep) | 1.5ft (0.4m) 9s |
| Best Surf | 3AM (Sun 13th Sep) | 4.5ft (1.4m) 11s |
| Most Powerful | 3AM (Sat 12th Sep) | 8ft (2.5m) 8s |
Table - best surf conditions forecast for Playa Mariano (Mar del Plata) over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 13°C on Fri morning, min 3°C on Sat night). Winds decreasing (strong winds from the SE on Fri night, calm by Sat night). | Days 4-6 Weather SummaryMostly dry. Very mild (max 15°C on Mon afternoon, min 4°C on Mon morning). Mainly fresh winds. | ||||||||||||||||||||
Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | |||||||||||||||
AM | PM | 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) | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | S 11 | S 11 | S 10 | SSE 10 | SSE 9 | S 9 | S 11 | S 10 | S 9 | SSE 10 | SSE 9 | SSE 9 | SSE 8 | SE 8 | NE 6 | NE 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 27 | 25 | 706 | 623 | 373 | 526 | 381 | 240 | 163 | 90 | 60 | 22 | 32 | 45 | 256 | 551 | 397 | 207 | 82 | 120 | 85 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | on | on | cross-on | cross-on | cross-off | cross | cross-off | off | off | off | cross-on | cross-on | on | cross-off | cross-off | cross-off | cross-off | off | off |
High Tide | 7:19PM1.69m | 8:00AM1.11m | 8:10PM1.63m | 8:43AM1.18m | 9:00PM1.54m | 9:25AM1.24m | 9:49PM1.43m | 10:05AM1.29m | 10:38PM1.30m | 10:45AM1.32m | 11:30PM1.17m | 11:25AM1.33m | 00:27AM1.06m | ||||||||
Low Tide | 1:38PM0.57m | 3:05AM0.23m | 2:34PM0.50m | 3:45AM0.29m | 3:26PM0.45m | 4:21AM0.37m | 4:15PM0.41m | 4:53AM0.47m | 5:03PM0.40m | 5:19AM0.56m | 5:49PM0.40m | 5:42AM0.64m | 6:37PM0.41m | ||||||||
 | |  |  | |  |  | | | | |  | | | | | | | | | | |
 | 6:56 | — | — | 6:54 | — | — | 6:54 | — | — | 6:52 | — | — | 6:50 | — | — | 6:48 | — | — | 6:48 | — | — |
 | — | 6:36 | — | — | 6:37 | — | — | 6:37 | — | — | 6:38 | — | — | 6:39 | — | — | 6:40 | — | — | 6:42 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 7 | 6 | 6 | 5 | 5 | 7 | 6 | 11 | 15 | 14 | 8 | 7 | 6 | 7 | 11 | 8 | 14 | 18 | 17 |
Feels °C | 11 | 8 | -2 | -2 | -1 | 0 | 3 | 2 | 0 | 5 | 11 | 9 | 1 | -1 | 0 | 0 | 4 | 0 | 7 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | ENE 7 | ENE 7 | NE 7 | ENE 8 | S 10 | S 11 | S 11 | S 10 | SSE 10 | SSE 9 | S 9 | ENE 8 | S 10 | S 9 | SSW 6 | SSE 9 | SSE 9 | SSE 8 | SE 8 | SE 8 | NE 6 |
| kJ | 21 | 21 | 14 | 13 | 133 | 526 | 381 | 240 | 163 | 90 | 60 | 22 | 32 | 45 | 48 | 551 | 397 | 207 | 82 | 66 | 85 |
Swell 2 Height (m) Direction Period (s) | SSW 7 | SSW 7 | E 13 | SSE 15 | ENE 8 | ESE 7 | ESE 6 | ESE 6 | ENE 9 | E 8 | E 8 | S 11 | ENE 8 | ENE 8 | SSW 8 | ENE 8 | SSW 8 | SE 11 | SE 10 | SSE 13 | SE 8 |
| kJ | 20 | 15 | 3 | 21 | 13 | 68 | 30 | 23 | 25 | 33 | 30 | 21 | 14 | 14 | 21 | 13 | 51 | 41 | 37 | 58 | 41 |
Swell 3 Height (m) Direction Period (s) | SSE 9 | SSE 9 | — | E 13 | E 13 | ENE 8 | ENE 8 | ENE 7 | SE 6 | ESE 6 | S 13 | S 9 | NE 5 | NE 4 | ENE 8 | — | — | — | SSW 8 | SE 10 | SSE 11 |
| kJ | 27 | 25 | — | 3 | 3 | 13 | 11 | 11 | 9 | 3 | 3 | 6 | 3 | 1 | 13 | — | — | — | 11 | 27 | 41 |
Wind waves Height (m) Direction Period (s) | — | SSE 2 | SSE 8 | SSE 8 | SSE 8 | — | — | — | NNE 4 | NNW 4 | NNW 3 | NNW 3 | WSW 4 | S 4 | SSE 10 | — | NE 4 | NE 5 | NNE 6 | NE 6 | — |
| kJ | — | 1 | 706 | 623 | 373 | — | — | — | 13 | 13 | 4 | 7 | 14 | 27 | 256 | — | 16 | 94 | 134 | 120 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 1075 | 1364 | 562 | 114 | 1 | 0 | 2 | 115 | 106 | 0 | 2 | 489 | 1328 | 114 | 2 | 378 | 420 | 419 | 0 | 0 |
Best forecast wave conditions in Provincia de Buenos Aires | |||||||||||||||||||||
Best forecast wave conditions in Argentina | |||||||||||||||||||||
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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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