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Surf Forecasts:
Monte Hermoso surfForecast / Buenos Aires / Argentina
48hr Weather and Surf, issued 2 am Tuesday 21 Apr 2026 -03Forecast update in hr min s Forecast update imminent
Monte Hermoso surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Monte Hermoso sea temperature is
18.9° C
(Which is slightly warmer than usual)How big are the waves at Monte Hermoso today?
The current surf forecast for Monte Hermoso at 7AM is: 0.6m 12s primary swell from a East-southeast direction and 0.4m 8s secondary swell from a South-southeast direction (forecast issued at 02:00am April 21). The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 2ft (0.6m) | 11s |
| Afternoon (21 Apr) | 1.5ft (0.5m) | 11s |
| Evening (21 Apr) | 3ft (0.9m) | 11s |
Table - waves today at Monte Hermoso. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
| 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 7 | 10 | 10 | 10 | 4 | 10 | 9 | 10 | 10 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 69 | 68 | 90 | 85 | 60 | 59 | 158 | 170 | 57 | 46 | 29 | 28 | 36 | 28 | 26 | 25 | 19 | 24 | 59 | 63 | 61 | 41 | 32 | 32 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross | cross | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | cross | cross- off | off |
High Tide / height (m) | 8:44AM 1.85 | 8:40PM 2.28 | 9:32AM 1.85 | 9:28PM 2.29 | 10:21AM 1.83 | |||||||||||||||||||
Low Tide / height (m) | 2:35PM 0.44 | 3:27AM -0.05 | 3:23PM 0.44 | 4:17AM -0.05 | 4:12PM 0.46 | |||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:37 | - | - | - | - | - | - | - | 7:39 | - | - | - | - | - | - | - | 7:39 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:29 | - | - | - | - | - | - | - | 6:27 | - | - | - | - | - | - | - | 6:25 | - |
 |  |  |  | | | | | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 13 | 12 | 12 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 11 | 15 | 19 | 20 | 18 | 17 | 14 | 14 | 13 | 18 | 21 | 22 | 18 |
| Feels °C (?) | 11 | 12 | 9 | 9 | 10 | 12 | 10 | 13 | 13 | 12 | 11 | 6 | 9 | 12 | 13 | 11 | 12 | 10 | 9 | 7 | 10 | 15 | 17 | 12 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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