Surf Forecasts:
How big are the waves at Islita today (11 Aug):
- Morning surf: Morning surf (11 Aug, local time) - 2.5ft (0.8m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (11 Aug, local time) - 2.5ft (0.8m), 18s period with SW swell.
- Evening surf: Evening surf (11 Aug, local time) - 2.5ft (0.8m), 13s period with SW swell.
The current surf forecast for Islita at 4AM is: 0.9m 14s primary swell from a Southwest direction and 0.5m 9s secondary swell from a South direction (forecast issued at 11:00pm August 10). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Aug) | 2.5ft (0.8m) | 14s |
| Afternoon (11 Aug) | 2.5ft (0.8m) | 18s |
| Evening (11 Aug) | 2.5ft (0.8m) | 13s |
Table - waves today at Islita. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Wed afternoon. Warm (max 31°C on Tue morning, min 26°C on Mon night). Wind will be generally light. | |||||||||||||||||
Tuesday 11 | Wednesday 12 | ||||||||||||||||
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 20 | SW 15 | SW 14 | SW 14 | SW 14 | SW 18 | SW 18 | SW 14 | SW 18 | SW 13 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
Wave Graph  | |||||||||||||||||
 kJ | 306 | 309 | 305 | 245 | 224 | 319 | 375 | 252 | 215 | 212 | 222 | 211 | 211 | 208 | 163 | 302 | 196 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | off | off | cross-off | on | cross-on | cross | glassy | off | cross-off | cross-off | glassy | on | on | glassy | glassy |
High Tide | 00:54AM2.24m | 1:13PM2.52m | 1:53AM2.42m | 2:09PM2.61m | |||||||||||||
Low Tide | 6:39PM0.33m | 6:56AM0.45m | 7:37PM0.20m | 7:57AM0.32m | 8:29PM0.08m | ||||||||||||
 | | |  | | |  | |  |  | | | | | | | | |
 | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — |
mm | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | 1 | 2 | 1 |
Temp °C | 27 | 27 | 26 | 26 | 29 | 31 | 30 | 29 | 28 | 27 | 26 | 26 | 29 | 30 | 30 | 29 | 28 |
Feels °C | 31 | 31 | 29 | 29 | 33 | 35 | 34 | 34 | 33 | 31 | 30 | 30 | 34 | 33 | 34 | 34 | 33 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 16 | SW 16 | S 9 | SW 16 | S 8 |
| kJ | 176 | 309 | 305 | 245 | 224 | 221 | 224 | 224 | 215 | 212 | 140 | 138 | 211 | 208 | 74 | 302 | 86 |
Swell 2 Height (m) Direction Period (s) | SW 12 | SW 20 | S 9 | S 9 | S 9 | SW 18 | SW 18 | SW 18 | S 9 | S 9 | S 9 | SW 16 | S 9 | S 9 | SW 13 | S 8 | SW 16 |
| kJ | 114 | 186 | 39 | 38 | 37 | 319 | 375 | 252 | 55 | 56 | 58 | 211 | 56 | 56 | 134 | 66 | 196 |
Swell 3 Height (m) Direction Period (s) | SW 20 | S 9 | SW 20 | SW 19 | SW 18 | S 8 | S 8 | S 9 | SW 18 | SW 18 | SW 17 | S 9 | SW 13 | SW 13 | SW 16 | S 15 | S 15 |
| kJ | 306 | 40 | 97 | 95 | 159 | 35 | 51 | 53 | 194 | 150 | 222 | 57 | 136 | 101 | 163 | 115 | 112 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 56 | 64 | 74 | 0 | 0 | 0 | 0 | 0 | 56 | 64 | 0 | 0 |
Best forecast wave conditions in Guanacaste | |||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||
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