Surf Forecasts:
How big are the waves at Diria today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 2.5ft (0.7m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 3ft (0.9m), 9s period with SSW swell.
- Evening surf: Evening surf (20 Aug, local time) - 2ft (0.6m), 13s period with SW swell.
The current surf forecast for Diria at 3PM is: 0.6m 13s primary swell from a Southwest direction and 0.9m 9s secondary swell from a South-southwest direction (forecast issued at 11:00am August 20). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 2.5ft (0.7m) | 13s |
| Afternoon (20 Aug) | 3ft (0.9m) | 9s |
| Evening (20 Aug) | 2ft (0.6m) | 13s |
Table - waves today at Diria. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Sat afternoon. Warm (max 32°C on Thu morning, min 25°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||||
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 | 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 13 | SW 13 | SSW 9 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 15 | SW 14 | SW 14 | SSW 14 | SW 14 | SW 14 | SW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 183 | 140 | 138 | 138 | 138 | 83 | 82 | 78 | 76 | 57 | 75 | 77 | 103 | 100 | 174 | 160 | 95 | 127 | 155 | 151 | 144 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-on | cross | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross | cross-off | off |
High Tide | 7:50AM2.14m | 8:19PM1.83m | 8:42AM2.01m | 9:18PM1.72m | 9:42AM1.92m | ||||||||||||||||
Low Tide | 2:16PM0.61m | 2:20AM0.72m | 3:14PM0.71m | 3:18AM0.82m | 4:20PM0.75m | ||||||||||||||||
 |  |  |  |  |  | | | | | | | | | | | | |  | | | |
 | 5:33 | — | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | — | — | 5:59 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — |
mm | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 |
Temp °C | 29 | 32 | 29 | 29 | 27 | 26 | 26 | 25 | 29 | 32 | 32 | 30 | 29 | 27 | 26 | 26 | 30 | 32 | 31 | 29 | 26 |
Feels °C | 29 | 35 | 32 | 33 | 30 | 28 | 29 | 27 | 30 | 34 | 36 | 34 | 31 | 29 | 29 | 29 | 31 | 34 | 34 | 33 | 28 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 9 | SSW 9 | S 10 | 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 11 | S 10 | S 10 | S 10 | S 10 |
| kJ | 90 | 119 | 129 | 225 | 286 | 281 | 275 | 281 | 286 | 291 | 297 | 295 | 289 | 284 | 279 | 274 | 223 | 206 | 194 | 158 | 153 |
Swell 2 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 15 | SW 12 | SW 15 | SW 15 | SW 14 | SW 14 | SW 15 | SW 14 | SW 14 | SSW 14 | SW 14 | SW 14 | SW 13 |
| kJ | 183 | 140 | 138 | 138 | 138 | 83 | 82 | 78 | 76 | 53 | 75 | 77 | 103 | 100 | 174 | 160 | 95 | 127 | 155 | 151 | 144 |
Swell 3 Height (m) Direction Period (s) | S 13 | N 5 | N 5 | N 5 | N 5 | SSW 19 | SW 19 | SW 16 | SW 12 | SW 15 | SW 12 | SW 12 | N 5 | SW 17 | N 5 | SW 21 | SW 21 | N 5 | NNW 5 | N 4 | N 5 |
| kJ | 13 | 19 | 7 | 4 | 4 | 36 | 57 | 64 | 36 | 57 | 36 | 37 | 11 | 74 | 2 | 18 | 68 | 7 | 7 | 6 | 12 |
Wind waves Height (m) Direction Period (s) | NNE 5 | — | — | — | — | NNE 5 | NNE 5 | NNE 5 | NNE 5 | — | SW 6 | — | — | NNE 5 | NNE 4 | NNE 5 | N 5 | — | WSW 6 | — | — |
| kJ | 24 | — | — | — | — | 4 | 7 | 7 | 7 | — | 11 | — | — | 7 | 3 | 5 | 8 | — | 6 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1 | 0 | 9 | 1 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 9 | 0 | 0 |
Best forecast wave conditions in Guanacaste | |||||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||||
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