Surf Forecasts:
How big are the waves at Dona Ana today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 2ft (0.6m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 2ft (0.6m), 16s period with SW swell.
- Evening surf: Evening surf (18 Aug, local time) - 2ft (0.6m), 16s period with SSW swell.
The current surf forecast for Dona Ana at 8AM is: 0.6m 14s primary swell from a South-southwest direction and 0.8m 8s secondary swell from a South direction (forecast issued at 11:00pm August 17). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 2ft (0.6m) | 14s |
| Afternoon (18 Aug) | 2ft (0.6m) | 16s |
| Evening (18 Aug) | 2ft (0.6m) | 16s |
Table - waves today at Dona Ana. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 17mm), heaviest on Tue afternoon. Warm (max 30°C on Wed morning, min 25°C on Tue 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) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | S 9 | S 9 | S 9 |
Wave Graph  | |||||||||||||||||
 kJ | 134 | 175 | 168 | 166 | 138 | 142 | 151 | 160 | 162 | 164 | 162 | 148 | 123 | 121 | 94 | 96 | 99 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | glassy | cross | glassy | cross-on | cross | glassy | glassy | cross-off | cross-off | cross-off | cross | cross-on | glassy | cross-off | cross-off |
High Tide | 6:29PM2.54m | 6:50AM2.68m | 7:12PM2.37m | 7:32AM2.51m | 7:58PM2.19m | ||||||||||||
Low Tide | 00:35AM0.33m | 1:08PM0.40m | 1:16AM0.50m | 1:53PM0.54m | |||||||||||||
 | |  |  | |  | | |  | |  |  | | | | | | |
 | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — |
mm | 1 | 1 | — | — | — | 1 | 3 | 4 | 1 | — | — | — | — | — | 1 | — | — |
Temp °C | 27 | 26 | 26 | 26 | 28 | 29 | 28 | 26 | 26 | 26 | 25 | 26 | 27 | 30 | 29 | 28 | 27 |
Feels °C | 32 | 30 | 30 | 30 | 33 | 32 | 31 | 30 | 31 | 30 | 28 | 30 | 31 | 33 | 33 | 32 | 31 |
Swell 1 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 9 | S 9 | S 9 | S 9 | S 9 | S 9 |
| kJ | 90 | 70 | 70 | 72 | 80 | 82 | 98 | 95 | 76 | 76 | 76 | 96 | 96 | 94 | 94 | 96 | 99 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 14 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 |
| kJ | 134 | 175 | 168 | 166 | 138 | 142 | 129 | 160 | 162 | 164 | 162 | 148 | 123 | 121 | 84 | 82 | 81 |
Swell 3 Height (m) Direction Period (s) | SW 17 | S 10 | S 10 | S 10 | S 10 | S 10 | SW 16 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | SW 6 | — | S 20 |
| kJ | 45 | 8 | 8 | 8 | 8 | 8 | 151 | 3 | 3 | 11 | 11 | 2 | 2 | 2 | 5 | — | 8 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 42 | 5 | 0 | 0 | 0 | 0 | 0 | 1 | 58 | 0 | 0 | 0 |
Best forecast wave conditions in Golfo de Nicoya | |||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||
Header Global | |||||||||||||||||
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