Surf Forecasts:
How big are the waves at Islita today (27 Aug):
- Morning surf: Morning surf (27 Aug, local time) - 1.5ft (0.4m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (27 Aug, local time) - 1.5ft (0.4m), 18s period with SW swell.
- Evening surf: Evening surf (27 Aug, local time) - 1.5ft (0.5m), 18s period with SW swell.
The current surf forecast for Islita at 12PM is: 0.5m 18s primary swell from a Southwest direction and 0.8m 7s secondary swell from a South direction (forecast issued at 05:00am August 27). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Aug) | 1.5ft (0.4m) | 18s |
| Afternoon (27 Aug) | 1.5ft (0.4m) | 18s |
| Evening (27 Aug) | 1.5ft (0.5m) | 18s |
Table - waves today at Islita. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 20mm), heaviest during Sat afternoon. Warm (max 31°C on Thu morning, min 26°C on Thu night). Wind will be generally light. | |||||||||||||||||||||||
Thursday 27 | Friday 28 | Saturday 29 | |||||||||||||||||||||
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 | 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 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 16 | SW 16 | SW 19 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 83 | 111 | 112 | 154 | 112 | 113 | 155 | 245 | 248 | 303 | 531 | 369 | 358 | 522 | 786 | 1215 | 1201 | 783 | 1017 | 1109 | 1314 | 1297 | 1068 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | off | off | glassy | on | on | glassy | glassy | off | off | cross-off | on | cross-on | cross-off | glassy | off | off | off | cross-off | on | on | glassy | glassy |
High Tide | 2:08AM2.20m | 2:17PM2.32m | 2:45AM2.35m | 2:55PM2.39m | 3:20AM2.48m | 3:32PM2.45m | |||||||||||||||||
Low Tide | 8:10AM0.58m | 8:31PM0.38m | 8:49AM0.46m | 9:06PM0.30m | 9:27AM0.36m | ||||||||||||||||||
 |  |  |  |  | | |  |  | | | | | | | | | | | | | | | |
 | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — |
 | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | 1 | — | — | — | 1 | 4 | 1 | — | — | — | — | — | 1 | 3 | 1 | 1 | — | — | — | — | 2 | 5 | 1 |
Temp °C | 26 | 26 | 28 | 31 | 30 | 28 | 28 | 27 | 27 | 26 | 29 | 30 | 30 | 28 | 27 | 26 | 26 | 26 | 28 | 30 | 29 | 28 | 28 |
Feels °C | 31 | 31 | 31 | 36 | 34 | 32 | 33 | 32 | 31 | 30 | 33 | 34 | 35 | 32 | 31 | 30 | 29 | 29 | 31 | 33 | 33 | 33 | 33 |
Swell 1 Height (m) Direction Period (s) | S 7 | S 7 | S 7 | S 7 | SSW 7 | SSW 7 | SSW 7 | SW 16 | SW 16 | SW 16 | SW 19 | SSW 7 | SSW 6 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 59 | 57 | 56 | 57 | 60 | 62 | 60 | 245 | 248 | 242 | 531 | 58 | 59 | 522 | 786 | 1215 | 1201 | 783 | 1017 | 1109 | 1314 | 1297 | 1068 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SW 18 | SW 15 | SW 18 | SW 15 | SW 15 | SW 15 | S 7 | S 7 | SSW 7 | SSW 7 | SW 19 | SW 19 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 |
| kJ | 75 | 111 | 77 | 154 | 76 | 76 | 75 | 34 | 37 | 48 | 47 | 369 | 358 | 59 | 62 | 79 | 68 | 70 | 68 | 66 | 82 | 79 | 62 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 15 | SW 18 | SW 15 | SW 18 | SW 18 | SW 18 | SW 6 | SW 20 | SW 19 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | S 11 | S 11 | SW 13 | S 11 | S 11 | — | — | S 10 |
| kJ | 83 | 54 | 112 | 76 | 112 | 113 | 155 | 14 | 140 | 303 | 123 | 91 | 89 | 114 | 155 | 38 | 38 | 136 | 21 | 37 | — | — | 31 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 56 | 43 | 0 | 0 | 0 | 0 | 0 | 43 | 43 | 0 | 0 | 0 | 0 | 0 | 0 | 48 | 56 | 0 | 0 |
Best forecast wave conditions in Guanacaste | |||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||||||
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