Surf Forecasts:
How big are the waves at Islita today (13 Sep):
- Morning surf: Morning surf (13 Sep, local time) - 2.5ft (0.7m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (13 Sep, local time) - 2ft (0.6m), 13s period with SW swell.
- Evening surf: Evening surf (13 Sep, local time) - 1.5ft (0.5m), 19s period with SW swell.
The current surf forecast for Islita at 7PM is: 0.5m 19s primary swell from a Southwest direction and 0.7m 9s secondary swell from a South direction, 0.6m 13s secondary swell from a Southwest direction (forecast issued at 11:00am September 13). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | 2.5ft (0.7m) | 13s |
| Afternoon (13 Sep) | 2ft (0.6m) | 13s |
| Evening (13 Sep) | 1.5ft (0.5m) | 19s |
Table - waves today at Islita. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 19mm), heaviest on Sun afternoon. Warm (max 30°C on Sun morning, min 26°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Sun 13 | Monday 14 | Tuesday 15 | |||||||||||||||||||
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 13 | SW 13 | SW 13 | SW 13 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 171 | 140 | 138 | 138 | 184 | 299 | 183 | 181 | 173 | 192 | 246 | 366 | 370 | 379 | 379 | 249 | 249 | 439 | 499 | 459 | 376 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | on | glassy | glassy | glassy | off | off | off | cross-off | glassy | glassy | glassy | off | off | off | cross-off | cross | cross-on | cross-on | cross-on | cross |
High Tide | 4:10PM2.57m | 4:28AM2.72m | 4:50PM2.49m | 5:06AM2.62m | 5:29PM2.37m | ||||||||||||||||
Low Tide | 10:03AM0.10m | 10:15PM0.16m | 10:43AM0.14m | 10:53PM0.24m | 11:23AM0.22m | ||||||||||||||||
 | | |  | | |  |  |  | | | | |  | | | | | | | | |
 | 5:31 | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — |
 | — | — | 5:43 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:42 | — | — |
mm | 1 | 1 | 3 | 1 | 1 | 2 | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | 2 | 2 | 2 |
Temp °C | 29 | 30 | 29 | 28 | 27 | 26 | 26 | 26 | 27 | 30 | 29 | 27 | 27 | 26 | 26 | 26 | 28 | 29 | 29 | 27 | 27 |
Feels °C | 34 | 34 | 34 | 33 | 31 | 30 | 30 | 30 | 31 | 35 | 34 | 32 | 31 | 30 | 30 | 30 | 32 | 32 | 32 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SW 17 | SW 17 | SW 16 |
| kJ | 78 | 99 | 99 | 74 | 74 | 73 | 73 | 71 | 92 | 92 | 92 | 92 | 92 | 92 | 90 | 113 | 113 | 113 | 499 | 459 | 376 |
Swell 2 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 14 | SW 17 | S 8 | S 8 | S 8 |
| kJ | 171 | 140 | 138 | 138 | 136 | 134 | 128 | 74 | 73 | 192 | 246 | 366 | 370 | 379 | 379 | 249 | 203 | 439 | 113 | 91 | 89 |
Swell 3 Height (m) Direction Period (s) | SW 21 | SW 20 | SW 16 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 14 | SW 18 | SW 13 | SW 13 | SW 13 | SW 13 |
| kJ | 70 | 61 | 68 | 133 | 184 | 299 | 183 | 181 | 173 | 72 | 71 | 69 | 69 | 69 | 68 | 132 | 249 | 109 | 109 | 109 | 106 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 43 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 14 | 33 | 30 | 14 |
Best forecast wave conditions in Guanacaste | |||||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||||
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