Surf Forecasts:
How big are the waves at Islita today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 3.5ft (1.1m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 3.5ft (1.0m), 14s period with SW swell.
- Evening surf: Evening surf (20 Oct, local time) - 3.5ft (1.1m), 14s period with SW swell.
The current surf forecast for Islita at 2PM is: 1.1m 14s primary swell from a Southwest direction and 0.6m 8s secondary swell from a South direction (forecast issued at 05:00am October 20). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 3.5ft (1.1m) | 15s |
| Afternoon (20 Oct) | 3.5ft (1.0m) | 14s |
| Evening (20 Oct) | 3.5ft (1.1m) | 14s |
Table - waves today at Islita. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 34mm), heaviest during Tue afternoon. Warm (max 29°C on Tue morning, min 25°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | |||||||||||||||||||||
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 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 543 | 489 | 489 | 489 | 407 | 476 | 476 | 476 | 401 | 395 | 347 | 347 | 347 | 404 | 491 | 541 | 637 | 622 | 487 | 464 | 458 | 539 | 788 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | glassy | glassy | cross | cross | cross | cross-off | glassy | off | cross-off | glassy | glassy | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-on | glassy | glassy | glassy |
High Tide | 9:23AM1.88m | 10:14PM1.90m | 10:32AM1.89m | 11:12PM2.02m | 11:33AM1.97m | ||||||||||||||||||
Low Tide | 3:14AM0.96m | 3:49PM0.82m | 4:26AM0.92m | 4:50PM0.79m | 5:28AM0.81m | 5:42PM0.71m | |||||||||||||||||
 |  |  | | |  | | |  |  | | | | | |  | |  | | | | | | |
 | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — |
 | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:21 | — | — |
mm | 1 | — | 2 | 3 | 5 | 6 | 4 | 3 | 2 | 1 | — | — | 1 | 1 | 1 | — | — | — | — | — | 1 | 2 | 1 |
Temp °C | 26 | 26 | 28 | 29 | 29 | 27 | 26 | 26 | 25 | 25 | 27 | 28 | 28 | 27 | 26 | 26 | 26 | 25 | 28 | 29 | 29 | 27 | 27 |
Feels °C | 30 | 30 | 33 | 34 | 33 | 31 | 30 | 30 | 29 | 29 | 31 | 32 | 32 | 31 | 30 | 30 | 30 | 28 | 32 | 32 | 34 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 543 | 489 | 489 | 489 | 407 | 476 | 476 | 476 | 401 | 395 | 347 | 347 | 347 | 347 | 342 | 541 | 637 | 622 | 487 | 464 | 458 | 539 | 788 |
Swell 2 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SSW 8 | S 8 | SW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 5 | SSW 18 | SSW 18 | SW 14 | SSW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SSW 6 |
| kJ | 43 | 44 | 44 | 45 | 48 | 46 | 51 | 32 | 46 | 61 | 61 | 40 | 26 | 404 | 491 | 268 | 219 | 172 | 172 | 172 | 172 | 170 | 32 |
Swell 3 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | SSW 20 | SSW 20 | SSW 20 | SSW 19 | SSW 18 | WSW 6 | SW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | S 7 | S 6 | WNW 9 |
| kJ | 58 | 57 | 56 | 36 | 34 | 33 | 31 | 15 | 253 | 253 | 253 | 248 | 295 | 20 | 40 | 35 | 35 | 33 | 36 | 36 | 22 | 22 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SW 3 | SW 3 | SW 4 | SW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 5 | 4 | 5 | 52 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 43 | 36 | 36 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 14 | 0 | 0 | 30 | 0 | 0 | 0 |
Best forecast wave conditions in Guanacaste | |||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||||||
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