Surf Forecasts:
Monte Hermoso surf forecast from 20 Jul 2026:
- Best quality surf: Monday 20 Jul, 12PM (local time) - 2.5ft (0.7m), 8s period, SSE swell with cross-offshore winds.
- Most powerful swell: Monday 20 Jul, 9AM (local time) - 2.5ft (0.8m), 8s period, SSE swell with 71 kJ wave energy.
- Next surfable swell (1★+): Monday 20 Jul, 12PM (local time) - 2.5ft (0.7m), 8s 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 Monday (Jul 20) at 12PM. The primary swell is predicted to be 0.7m and 8s period with a secondary swell of 0.1m and 11s. Another secondary swell of 0.4m and 3s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Monte Hermoso in the next 16 days are 0.8m 8s and forecast to arrive on Monday (Jul 20) at 9AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Monday (Jul 20) at 9PM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12PM (Mon 20th Jul) | 2.5ft (0.7m) 8s |
| Best Surf | 12PM (Mon 20th Jul) | 2.5ft (0.7m) 8s |
| Most Powerful | 9AM (Mon 20th Jul) | 2.5ft (0.8m) 8s |
Table - best surf conditions forecast for Monte Hermoso over the next 16 days.
Short Range ForecastLight rain (total 2mm), mostly falling on Mon night. Very mild (max 10°C on Mon afternoon, min 6°C on Wed night). Mainly fresh winds. | Days 4-6 Weather SummaryMostly dry. Very mild (max 16°C on Fri afternoon, min 8°C on Thu morning). Mainly fresh winds. | ||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | |||||||||||||||
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 8 | SSE 8 | SSE 8 | SSE 8 | SE 5 | S 5 | SSE 5 | ESE 5 | ESE 5 | S 8 | S 8 | SSE 9 | SSE 12 | SSE 11 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 12 | SSE 11 | SSE 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 71 | 45 | 35 | 12 | 5 | 31 | 50 | 45 | 25 | 12 | 12 | 25 | 47 | 43 | 50 | 42 | 40 | 22 | 28 | 24 | 22 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross | cross | on | cross-on | cross | cross-off | off | off | off | off | cross-off | off | off | cross-off | off | off | cross-off | off |
High Tide | 10:04AM2.04m | 10:13PM1.97m | 10:48AM2.06m | 11:04PM1.86m | 11:32AM2.04m | 11:55PM1.76m | 12:15PM2.00m | 00:48AM1.67m | 1:01PM1.96m | 1:43AM1.60m | 1:49PM1.92m | 2:41AM1.54m | 2:40PM1.90m | ||||||||
Low Tide | 4:22PM0.30m | 4:38AM0.14m | 5:13PM0.29m | 5:21AM0.26m | 6:03PM0.31m | 6:04AM0.39m | 6:53PM0.33m | 6:49AM0.52m | 7:44PM0.36m | 7:36AM0.62m | 8:38PM0.39m | 8:26AM0.69m | 9:34PM0.39m | ||||||||
 |  |  |  | |  | | |  | | | | |  |  | | | | | | | |
 | 8:17 | — | — | 8:17 | — | — | 8:15 | — | — | 8:15 | — | — | 8:15 | — | — | 8:14 | — | — | 8:12 | — | — |
 | — | 6:05 | — | — | 6:06 | — | — | 6:06 | — | — | 6:07 | — | — | 6:07 | — | — | 6:08 | — | — | 6:09 | — |
mm | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 9 | 10 | 9 | 8 | 8 | 8 | 7 | 8 | 7 | 10 | 13 | 11 | 12 | 16 | 14 | 12 | 15 | 14 | 15 | 18 | 14 |
Feels °C | 6 | 6 | 4 | 5 | 2 | 3 | 2 | 3 | 1 | 6 | 8 | 7 | 8 | 12 | 10 | 6 | 9 | 9 | 10 | 14 | 9 |
Swell 1 Height (m) Direction Period (s) | SSE 8 | SSE 8 | SSE 8 | ESE 4 | E 4 | SE 7 | S 9 | S 9 | ESE 5 | ESE 5 | S 8 | SSE 9 | SSE 12 | SSE 11 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 12 | SSE 11 | SSE 10 |
| kJ | 71 | 45 | 35 | 12 | 3 | 2 | 6 | 14 | 25 | 8 | 12 | 25 | 47 | 43 | 50 | 42 | 40 | 22 | 28 | 24 | 22 |
Swell 2 Height (m) Direction Period (s) | ESE 11 | ESE 11 | S 8 | SSE 8 | SE 5 | E 11 | S 6 | SE 8 | S 8 | S 8 | E 5 | E 5 | ENE 4 | ENE 4 | E 6 | E 5 | E 6 | E 5 | E 7 | E 8 | E 8 |
| kJ | 12 | 12 | 1 | 11 | 3 | 2 | 3 | 3 | 12 | 12 | 4 | 2 | 3 | 2 | 2 | 2 | 2 | 1 | 4 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | — | S 12 | — | S 7 | SSE 7 | S 10 | E 10 | S 9 | SE 8 | SE 10 | SE 9 | E 7 | E 7 | SE 14 | E 6 | — | E 9 | S 14 | — | — | — |
| kJ | — | 3 | — | 4 | 5 | 2 | 8 | 7 | 3 | 4 | 3 | 1 | 1 | 8 | 7 | — | 2 | 4 | — | — | — |
Wind waves Height (m) Direction Period (s) | E 5 | E 3 | E 4 | NNE 2 | WNW 2 | S 5 | SSE 5 | ESE 5 | NNE 3 | N 2 | — | NE 3 | N 3 | NNW 2 | NNW 3 | NW 3 | NNW 3 | NW 3 | W 3 | W 3 | N 2 |
| kJ | 2 | 5 | 21 | 1 | 1 | 31 | 50 | 45 | 1 | 1 | — | 4 | 5 | 1 | 1 | 1 | 1 | 5 | 6 | 1 | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 230 | 230 | 266 | 201 | 201 | 298 | 266 | 230 | 230 | 231 | 201 | 230 | 230 | 230 | 201 | 201 | 201 | 201 | 266 | 266 | 231 |
Best forecast wave conditions in Provincia de Buenos Aires | |||||||||||||||||||||
Best forecast wave conditions in Argentina | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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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