Surf Forecasts:
How big are the waves at El Estero today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 3.5ft (1.1m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3.5ft (1.0m), 14s period with SW swell.
- Evening surf: Evening surf (18 Aug, local time) - 3.5ft (1.1m), 16s period with SW swell.
The current surf forecast for El Estero at 5AM is: 1.1m 14s primary swell from a Southwest direction (forecast issued at 11:00pm August 17). An open ocean swell of 0.9m 8s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 3.5ft (1.1m) | 14s |
| Afternoon (18 Aug) | 3.5ft (1.0m) | 14s |
| Evening (18 Aug) | 3.5ft (1.1m) | 16s |
Table - waves today at El Estero. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 22mm), heaviest during Tue afternoon. Warm (max 29°C on Tue morning, min 25°C on Mon night). Wind will be generally light. | |||||||||||||||||
Tuesday 18 | Wednesday 19 | ||||||||||||||||
9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||
Wave Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 |
Wave Graph  | |||||||||||||||||
 kJ | 428 | 410 | 410 | 416 | 428 | 428 | 395 | 471 | 539 | 539 | 459 | 424 | 355 | 350 | 350 | 301 | 293 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | glassy | off | cross-off | cross-off | off | off | off | off | off | off | off | off | cross-off | cross-off |
High Tide | 6:22AM2.44m | 6:44PM2.14m | 7:05AM2.29m | 7:29PM1.98m | |||||||||||||
Low Tide | 00:06AM0.29m | 12:41PM0.36m | 00:48AM0.44m | 1:26PM0.49m | |||||||||||||
 | |  |  |  |  | | | |  | | |  | | |  | | |
 | — | — | 5:33 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | 5:59 | — | — |
mm | 3 | 1 | — | — | — | 3 | 5 | 6 | 2 | 1 | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 25 | 26 | 29 | 29 | 29 | 27 | 26 | 26 | 25 | 25 | 26 | 28 | 28 | 27 | 25 |
Feels °C | 30 | 30 | 27 | 31 | 32 | 31 | 33 | 29 | 28 | 28 | 26 | 27 | 28 | 30 | 31 | 30 | 27 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | S 8 | S 8 |
| kJ | 428 | 410 | 410 | 416 | 428 | 428 | 395 | 471 | 539 | 539 | 459 | 424 | 355 | 350 | 350 | 113 | 113 |
Swell 2 Height (m) Direction Period (s) | S 8 | S 7 | S 7 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SW 14 | SW 14 |
| kJ | 110 | 108 | 87 | 90 | 98 | 100 | 100 | 98 | 98 | 95 | 93 | 84 | 89 | 88 | 90 | 301 | 293 |
Swell 3 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | S 10 | N 5 | N 4 | N 4 | S 12 | N 4 | N 6 | N 5 | NNE 5 | S 11 | N 4 | N 4 | NW 8 |
| kJ | 18 | 18 | 18 | 8 | 17 | 4 | 3 | 3 | 3 | 9 | 15 | 16 | 7 | 9 | 1 | 1 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | NNE 4 | — | — | — | — | NNE 4 | — | — | NNE 4 |
| kJ | — | — | — | — | — | — | — | — | 6 | — | — | — | — | 4 | — | — | 2 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 |
Best forecast wave conditions in Guanacaste | |||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||
Header Global | |||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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