Surf Forecasts:
How big are the waves at Islita today (16 Aug):
- Morning surf: Morning surf (16 Aug, local time) - 4.5ft (1.3m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (16 Aug, local time) - 4ft (1.2m), 15s period with SW swell.
- Evening surf: Evening surf (16 Aug, local time) - 4ft (1.2m), 15s period with SW swell.
The current surf forecast for Islita at 1PM is: 1.2m 14s primary swell from a Southwest direction and 1.0m 11s secondary swell from a South direction (forecast issued at 05:00am August 16). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Aug) | 4.5ft (1.3m) | 15s |
| Afternoon (16 Aug) | 4ft (1.2m) | 15s |
| Evening (16 Aug) | 4ft (1.2m) | 15s |
Table - waves today at Islita. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 26mm), heaviest during Tue afternoon. Warm (max 30°C on Sun morning, min 25°C on Sun afternoon). Wind will be generally light. | |||||||||||||||||||||||
Sunday 16 | Monday 17 | Tuesday 18 | |||||||||||||||||||||
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 15 | SW 15 | SW 15 | SW 14 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 16 | SW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 788 | 767 | 677 | 598 | 606 | 606 | 606 | 598 | 520 | 447 | 428 | 422 | 428 | 434 | 428 | 416 | 410 | 410 | 422 | 379 | 336 | 400 | 477 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | glassy | on | glassy | cross-off | glassy | glassy | glassy | glassy | glassy | on | cross-on | cross | cross-off | cross-off | off | glassy | glassy | cross-on | glassy | cross-off |
High Tide | 5:00AM2.76m | 5:18PM2.54m | 5:41AM2.67m | 6:00PM2.40m | 6:22AM2.54m | 6:44PM2.24m | |||||||||||||||||
Low Tide | 11:13AM0.17m | 11:25PM0.16m | 11:57AM0.25m | 00:06AM0.30m | 12:40PM0.37m | ||||||||||||||||||
 |  |  | |  |  |  | | | | | | | | | | | | | | |  | | |
 | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — |
 | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — |
mm | — | — | — | — | 1 | 3 | 2 | — | — | — | — | — | — | 1 | 1 | — | — | — | — | 2 | 5 | 6 | 2 |
Temp °C | 26 | 26 | 28 | 30 | 28 | 25 | 25 | 25 | 25 | 26 | 27 | 28 | 28 | 27 | 26 | 25 | 26 | 26 | 28 | 28 | 28 | 26 | 26 |
Feels °C | 30 | 29 | 31 | 34 | 30 | 30 | 29 | 29 | 29 | 30 | 31 | 32 | 32 | 31 | 30 | 29 | 30 | 30 | 33 | 32 | 32 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 14 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | S 8 | S 8 | SW 14 | SW 14 | SW 14 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 |
| kJ | 788 | 767 | 677 | 598 | 606 | 606 | 606 | 598 | 520 | 447 | 428 | 422 | 142 | 138 | 428 | 416 | 410 | 121 | 149 | 149 | 149 | 145 | 118 |
Swell 2 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | S 11 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | S 7 | SSW 7 | S 8 | S 8 | SW 14 | SW 14 | S 8 | S 7 | S 8 | SW 14 | SW 14 | SW 14 | SW 14 | SW 16 | SW 16 |
| kJ | 248 | 244 | 240 | 240 | 79 | 84 | 84 | 84 | 97 | 86 | 115 | 142 | 428 | 434 | 138 | 108 | 111 | 410 | 422 | 379 | 336 | 400 | 477 |
Swell 3 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | SW 19 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | WSW 7 | S 12 | S 12 |
| kJ | 60 | 59 | 59 | 58 | 37 | 37 | 57 | 57 | 15 | 36 | 21 | 21 | 20 | 19 | 8 | 8 | 8 | 8 | 8 | 8 | 5 | 3 | 11 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 43 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 33 | 30 | 14 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 |
Best forecast wave conditions in Guanacaste | |||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||||||
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