Surf Forecasts:
How big are the waves at Dona Ana today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 2.5ft (0.7m), 13s period with S swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 2.5ft (0.7m), 12s period with S swell.
- Evening surf: Evening surf (20 Jul, local time) - 2.5ft (0.7m), 12s period with S swell.
The current surf forecast for Dona Ana at 3AM is: 0.8m 13s primary swell from a South direction and 0.7m 6s secondary swell from a South-southwest direction (forecast issued at 11:00pm July 19). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 2.5ft (0.7m) | 13s |
| Afternoon (20 Jul) | 2.5ft (0.7m) | 12s |
| Evening (20 Jul) | 2.5ft (0.7m) | 12s |
Table - waves today at Dona Ana. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Tue night. Warm (max 30°C on Wed morning, min 24°C on Tue night). Wind will be generally light. | |||||||||||||||||
Monday 20 | Tuesday 21 | ||||||||||||||||
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) | S 12 | S 12 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 |
Wave Graph  | |||||||||||||||||
 kJ | 196 | 199 | 209 | 212 | 161 | 148 | 144 | 146 | 146 | 144 | 139 | 137 | 137 | 137 | 134 | 102 | 99 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | glassy | glassy | cross-on | on | glassy | glassy | glassy | glassy | cross-off | glassy | glassy | cross-on | cross | glassy | off |
High Tide | 7:00PM2.54m | 7:29AM2.69m | 7:49PM2.37m | 8:16AM2.54m | 8:40PM2.20m | ||||||||||||
Low Tide | 1:10AM0.29m | 1:47PM0.44m | 1:56AM0.47m | 2:38PM0.56m | |||||||||||||
 |  | |  |  |  |  | | | | | | | | | |  | |
 | — | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:02 | — |
mm | — | — | — | 1 | — | — | 1 | 2 | — | — | — | — | — | — | 1 | 3 | 1 |
Temp °C | 27 | 26 | 26 | 26 | 28 | 29 | 28 | 27 | 26 | 26 | 25 | 25 | 28 | 29 | 29 | 27 | 26 |
Feels °C | 30 | 29 | 29 | 30 | 31 | 32 | 32 | 32 | 30 | 30 | 28 | 28 | 31 | 31 | 32 | 32 | 30 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 |
| kJ | 196 | 199 | 209 | 212 | 161 | 148 | 144 | 146 | 146 | 144 | 139 | 137 | 137 | 137 | 134 | 99 | 99 |
Swell 2 Height (m) Direction Period (s) | SSW 6 | SSW 6 | SSW 6 | S 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | S 7 | S 7 | S 7 | S 6 | S 6 | S 6 | S 6 | SSW 6 |
| kJ | 43 | 44 | 44 | 43 | 45 | 45 | 34 | 35 | 36 | 34 | 33 | 22 | 22 | 21 | 21 | 21 | 14 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 |
| kJ | 79 | 79 | 49 | 75 | 95 | 127 | 127 | 90 | 89 | 112 | 106 | 106 | 106 | 104 | 75 | 102 | 64 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 23 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 58 | 107 | 0 | 0 |
Best forecast wave conditions in Golfo de Nicoya | |||||||||||||||||
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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