Surf Forecasts:
Monte Hermoso surf forecast from 19 Aug 2026:
- Best quality surf: Friday 21 Aug, 9PM (local time) - 3.5ft (1.0m), 10s period, SSE swell with glassy winds.
- Most powerful swell: Sunday 23 Aug, 12PM (local time) - 5ft (1.6m), 14s period, SSE swell with 1,017 kJ wave energy.
- Next surfable swell (1★+): Friday 21 Aug, 9PM (local time) - 3.5ft (1.0m), 10s period with SSE swell.
Best Forecast Surf Conditions for Monte Hermoso this week:
The surf forecast for Monte Hermoso over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 21) at 9PM. The primary swell is predicted to be 1.0m and 10s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Monte Hermoso in the next 16 days are 1.6m 14s and forecast to arrive on Sunday (Aug 23) at 12PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Monday (Aug 24) at 9AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Fri 21st Aug) | 3.5ft (1.0m) 10s |
| Best Surf | 9PM (Fri 21st Aug) | 3.5ft (1.0m) 10s |
| Most Powerful | 12PM (Sun 23rd Aug) | 5ft (1.6m) 14s |
Table - best surf conditions forecast for Monte Hermoso over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 18°C on Wed afternoon, min 6°C on Fri night). Winds decreasing (fresh winds from the S on Thu afternoon, calm by Fri night). | Days 4-6 Weather SummarySome drizzle, heaviest during Mon night. Very mild (max 15°C on Mon afternoon, min 6°C on Sat morning). Mainly fresh winds. | ||||||||||||||||||||
Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | |||||||||||||||
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) | E 10 | SE 14 | SE 13 | WSW 4 | S 6 | SSE 8 | S 9 | S 10 | SSE 10 | SSE 10 | S 10 | SSE 10 | SSE 13 | SSE 13 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 8 | 7 | 7 | 13 | 92 | 210 | 225 | 354 | 201 | 180 | 200 | 335 | 699 | 769 | 385 | 226 | 151 | 101 | 69 | 39 | 38 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-on | on | on | on | cross-on | cross-off | cross-off | cross | on | cross-on | cross-on | cross-off | off | off | off | cross-off | cross-on | cross-off |
High Tide | 10:13AM2.10m | 10:41PM1.84m | 10:55AM2.08m | 11:29PM1.76m | 11:38AM2.03m | 00:18AM1.68m | 12:23PM1.97m | 1:10AM1.60m | 1:12PM1.93m | 2:06AM1.53m | 2:04PM1.89m | 3:07AM1.49m | 3:00PM1.87m | ||||||||
Low Tide | 4:46PM0.21m | 4:49AM0.36m | 5:32PM0.24m | 5:30AM0.47m | 6:19PM0.29m | 6:14AM0.56m | 7:09PM0.34m | 6:59AM0.65m | 8:03PM0.38m | 7:49AM0.71m | 9:00PM0.39m | 8:45AM0.75m | 9:59PM0.38m | ||||||||
 | |  | | |  |  | | | | | | | | |  | |  | | |  | |
 | 7:47 | — | — | 7:45 | — | — | 7:43 | — | — | 7:43 | — | — | 7:41 | — | — | 7:39 | — | — | 7:37 | — | — |
 | — | 6:30 | — | — | 6:31 | — | — | 6:31 | — | — | 6:32 | — | — | 6:34 | — | — | 6:35 | — | — | 6:36 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — |
Temp °C | 14 | 18 | 15 | 12 | 9 | 8 | 8 | 7 | 7 | 8 | 11 | 8 | 7 | 7 | 6 | 12 | 15 | 14 | 13 | 16 | 15 |
Feels °C | 8 | 13 | 9 | 6 | 2 | 1 | 1 | 1 | 4 | 1 | 5 | 3 | 3 | 2 | -1 | 5 | 8 | 9 | 7 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 9 | E 9 | SE 7 | SE 12 | — | E 8 | S 10 | SSE 10 | SSE 10 | S 10 | — | SSE 13 | SSE 13 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 |
| kJ | 8 | 2 | 1 | 2 | 6 | — | 1 | 354 | 201 | 180 | 200 | — | 699 | 769 | 385 | 226 | 151 | 101 | 69 | 39 | 38 |
Swell 2 Height (m) Direction Period (s) | S 6 | S 6 | SE 7 | E 8 | SE 12 | — | — | E 8 | — | — | — | — | — | — | — | — | — | ENE 5 | E 5 | NW 3 | — |
| kJ | 1 | 1 | 2 | 1 | 6 | — | — | 1 | — | — | — | — | — | — | — | — | — | 5 | 2 | 2 | — |
Swell 3 Height (m) Direction Period (s) | S 14 | SE 14 | SE 13 | SE 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 4 | E 6 | E 6 |
| kJ | 4 | 7 | 7 | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 1 |
Wind waves Height (m) Direction Period (s) | NW 4 | WNW 3 | NW 3 | WSW 4 | S 6 | SSE 8 | S 9 | SSE 11 | — | W 3 | W 4 | SSE 10 | — | — | NE 4 | NNE 4 | NNE 4 | N 4 | NW 3 | — | NNW 3 |
| kJ | 15 | 4 | 5 | 13 | 92 | 210 | 225 | 337 | — | 8 | 7 | 335 | — | — | 12 | 26 | 16 | 12 | 5 | — | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 298 | 298 | 298 | 926 | 885 | 1057 | 1057 | 1057 | 0 | 266 | 488 | 488 | 230 | 230 | 231 | 230 | 340 | 201 | 298 | 266 | 201 |
Best forecast wave conditions in Provincia de Buenos Aires | |||||||||||||||||||||
Best forecast wave conditions in Argentina | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Monte Hermoso surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Monte Hermoso Surf forecast
The above surf forecast table for Monte Hermoso provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Monte Hermoso can be found by selecting the local surf guide option on the grey menu. Our Monte Hermoso 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 (Monte Hermoso) 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 Monte Hermoso 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.
Monte Hermoso is 69 km (43 miles) from the city of Punta Alta. If you plan a holiday in Provincia de Buenos Aires, look for hotels and other accommodation in Punta Alta. Punta Alta has rooms for a wide range of budgets as well as car hire and transport links.
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