Surf Forecasts:
How big are the waves at Dona Ana today (20 Aug):
- Afternoon surf: Afternoon surf (20 Aug, local time) - 3ft (0.9m), 12s period with SSW swell.
- Evening surf: Evening surf (20 Aug, local time) - 3.5ft (1.0m), 11s period with S swell.
The current surf forecast for Dona Ana at 10PM is: 1.0m 11s primary swell from a South direction and 0.1m 19s secondary swell from a Southwest direction (forecast issued at 05:00pm August 20). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | - | - |
| Afternoon (20 Aug) | 3ft (0.9m) | 12s |
| Evening (20 Aug) | 3.5ft (1.0m) | 11s |
Table - waves today at Dona Ana. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 18mm), heaviest on Thu afternoon. Warm (max 32°C on Fri morning, min 26°C on Thu night). Wind will be generally light. | |||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||
3 PM | 6 PM | 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) | SSW 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 240 | 284 | 265 | 260 | 302 | 302 | 302 | 302 | 307 | 295 | 289 | 235 | 231 | 227 | 177 | 161 | 158 | 122 | 122 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-off | glassy | cross-off | cross-off | cross-off | cross-on | on | cross-on | cross-off | glassy | glassy | cross-off | cross-off | cross-on | cross-on | cross-on | cross-off | glassy |
High Tide | 8:48PM2.02m | 9:09AM2.19m | 9:49PM1.90m | 10:11AM2.09m | |||||||||||||||
Low Tide | 2:43PM0.68m | 2:50AM0.82m | 3:42PM0.79m | 3:49AM0.94m | 4:49PM0.84m | ||||||||||||||
 |  |  | | |  | |  | | |  | | | | | | | |  | |
 | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — |
 | 5:53 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | 2 | 5 | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | 3 | 5 | — |
Temp °C | 30 | 27 | 27 | 26 | 26 | 26 | 30 | 32 | 30 | 27 | 27 | 27 | 26 | 26 | 30 | 31 | 30 | 28 | 27 |
Feels °C | 34 | 31 | 32 | 29 | 30 | 30 | 34 | 35 | 32 | 31 | 31 | 31 | 30 | 29 | 34 | 34 | 33 | 33 | 31 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 |
| kJ | 240 | 284 | 265 | 260 | 302 | 302 | 302 | 302 | 307 | 295 | 289 | 235 | 231 | 227 | 177 | 161 | 158 | 122 | 122 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | S 18 | S 19 | SW 20 | SW 19 | SW 17 | SW 17 | SSW 18 | S 22 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 |
| kJ | 19 | 6 | 7 | 15 | 15 | 11 | 47 | 30 | 9 | 21 | 22 | 52 | 53 | 51 | 48 | 47 | 73 | 71 | 40 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 18 | — | SW 19 | S 16 | — | — | S 22 | SW 15 | S 22 | SW 21 | SW 21 | S 21 | S 21 | SW 21 | SSW 20 | SSW 20 | SSW 20 | SSW 20 |
| kJ | 12 | 13 | — | 14 | 5 | — | — | 9 | 35 | 9 | 18 | 18 | 9 | 9 | 18 | 41 | 38 | 38 | 38 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 125 | 0 | 0 | 0 | 0 | 0 | 0 | 119 | 107 | 0 | 0 | 0 | 0 | 0 | 12 | 119 | 125 | 0 | 0 |
Best forecast wave conditions in Golfo de Nicoya | |||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||
Header Global | |||||||||||||||||||
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