Surf Forecasts:
How big are the waves at Diria today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 2.5ft (0.8m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 2.5ft (0.8m), 14s period with SW swell.
- Evening surf: Evening surf (21 Jul, local time) - 2.5ft (0.8m), 13s period with SW swell.
The current surf forecast for Diria at 8AM is: 1.0m 15s primary swell from a Southwest direction (forecast issued at 11:00pm July 20). An open ocean swell of 0.7m 12s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 2.5ft (0.8m) | 15s |
| Afternoon (21 Jul) | 2.5ft (0.8m) | 14s |
| Evening (21 Jul) | 2.5ft (0.8m) | 13s |
Table - waves today at Diria. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Tue afternoon. Warm (max 31°C on Thu afternoon, min 25°C on Mon night). Wind will be generally light. | |||||||||||||||||
Tuesday 21 | Wednesday 22 | ||||||||||||||||
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 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 |
Wave Graph  | |||||||||||||||||
 kJ | 348 | 365 | 415 | 410 | 301 | 301 | 293 | 257 | 250 | 250 | 250 | 250 | 173 | 171 | 158 | 146 | 92 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross-off | off | glassy | cross-on | glassy | glassy | off | glassy | off | cross-off | cross-off | cross-off | off | off |
High Tide | 7:20PM2.15m | 7:48AM2.32m | 8:11PM1.99m | 8:37AM2.19m | |||||||||||||
Low Tide | 1:27AM0.41m | 2:10PM0.51m | 2:15AM0.56m | 3:04PM0.60m | |||||||||||||
 | | |  |  | |  | |  | |  |  | | | | | | |
 | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — |
mm | — | — | — | — | — | — | 1 | 2 | — | — | 1 | 1 | — | — | — | 1 | — |
Temp °C | 26 | 25 | 25 | 25 | 28 | 30 | 29 | 27 | 27 | 26 | 25 | 25 | 26 | 28 | 29 | 27 | 26 |
Feels °C | 27 | 26 | 27 | 27 | 29 | 34 | 32 | 31 | 31 | 30 | 29 | 29 | 28 | 29 | 31 | 27 | 25 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | S 11 | S 11 | S 11 |
| kJ | 348 | 365 | 415 | 410 | 301 | 301 | 293 | 257 | 250 | 250 | 250 | 250 | 173 | 171 | 119 | 116 | 116 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | SW 13 | SW 12 | SW 12 |
| kJ | 146 | 187 | 141 | 137 | 134 | 137 | 137 | 137 | 134 | 174 | 127 | 123 | 119 | 119 | 158 | 146 | 92 |
Swell 3 Height (m) Direction Period (s) | S 7 | S 7 | S 7 | S 7 | S 6 | S 6 | S 6 | S 7 | N 4 | N 4 | N 4 | W 10 | W 10 | N 4 | N 4 | N 4 | NNE 4 |
| kJ | 23 | 34 | 43 | 42 | 41 | 30 | 13 | 14 | 6 | 6 | 3 | 8 | 7 | 3 | 3 | 3 | 6 |
Wind waves Height (m) Direction Period (s) | NE 4 | NE 4 | NNE 4 | — | — | — | — | — | — | — | — | NNE 4 | NNE 4 | — | — | — | — |
| kJ | 11 | 6 | 3 | — | — | — | — | — | — | — | — | 4 | 4 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
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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