Surf Forecasts:
How big are the waves at Islita today (28 Sep):
- Morning surf: Morning surf (28 Sep, local time) - 2.5ft (0.7m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (28 Sep, local time) - 2.5ft (0.8m), 16s period with SW swell.
- Evening surf: Evening surf (28 Sep, local time) - 2.5ft (0.8m), 12s period with SW swell.
The current surf forecast for Islita at 9AM is: 0.7m 16s primary swell from a Southwest direction and 0.9m 12s secondary swell from a Southwest direction (forecast issued at 05:00am September 28). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Sep) | 2.5ft (0.7m) | 16s |
| Afternoon (28 Sep) | 2.5ft (0.8m) | 16s |
| Evening (28 Sep) | 2.5ft (0.8m) | 12s |
Table - waves today at Islita. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 18mm), heaviest on Mon afternoon. Warm (max 29°C on Wed morning, min 26°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||
Monday 28 | Tuesday 29 | Wednesday 30 | |||||||||||||||||||||
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 12 | SW 16 | SW 16 | SW 16 | SW 16 | SW 19 | SW 12 | SW 15 | SW 15 | SW 15 | SW 15 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 14 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 300 | 310 | 264 | 251 | 303 | 303 | 186 | 178 | 262 | 171 | 171 | 252 | 307 | 252 | 252 | 162 | 160 | 251 | 254 | 254 | 254 | 254 | 254 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | glassy | on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | on | cross-on | glassy | glassy | cross-on | glassy | glassy | glassy | cross-on | on | glassy | glassy |
High Tide | 3:20AM2.70m | 3:44PM2.50m | 3:59AM2.75m | 4:24PM2.50m | 4:39AM2.74m | 5:06PM2.45m | |||||||||||||||||
Low Tide | 9:36AM0.13m | 9:45PM0.20m | 10:16AM0.08m | 10:25PM0.20m | 10:58AM0.10m | ||||||||||||||||||
 |  |  |  | |  | |  | |  | | | | | | | | | | | |  | | |
 | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — |
 | — | — | — | — | 5:34 | — | — | — | — | — | — | — | 5:32 | — | — | — | — | — | — | — | 5:31 | — | — |
mm | — | — | — | 1 | 2 | 2 | 2 | — | — | — | — | 2 | 2 | 1 | 2 | 1 | 1 | — | — | 1 | 1 | — | — |
Temp °C | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 28 | 29 | 29 | 28 | 27 |
Feels °C | 30 | 30 | 32 | 32 | 32 | 32 | 32 | 31 | 30 | 31 | 33 | 32 | 32 | 32 | 32 | 30 | 31 | 31 | 33 | 33 | 33 | 33 | 32 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 15 | SW 15 | W 12 | W 12 | W 12 | SW 18 | SW 14 | WNW 11 | W 11 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 300 | 291 | 244 | 207 | 169 | 200 | 169 | 139 | 262 | 171 | 146 | 137 | 134 | 252 | 162 | 158 | 112 | 251 | 254 | 254 | 254 | 254 | 254 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 12 | SW 12 | SW 11 | SW 18 | SW 18 | SW 14 | SW 18 | SW 14 | SW 14 | WNW 11 | WNW 11 | WNW 10 | W 10 | W 10 | W 10 |
| kJ | 264 | 310 | 264 | 251 | 302 | 242 | 186 | 178 | 137 | 130 | 123 | 252 | 307 | 167 | 252 | 162 | 160 | 90 | 88 | 83 | 75 | 102 | 102 |
Swell 3 Height (m) Direction Period (s) | W 9 | W 10 | W 10 | S 10 | SW 19 | SW 19 | S 10 | W 11 | W 11 | W 12 | SW 15 | SW 14 | SW 14 | W 12 | W 11 | SW 18 | SW 11 | SW 11 | SW 11 | SW 13 | W 8 | SW 13 | SW 13 |
| kJ | 39 | 45 | 46 | 72 | 303 | 303 | 68 | 88 | 89 | 103 | 171 | 169 | 167 | 98 | 89 | 152 | 41 | 60 | 55 | 85 | 20 | 61 | 84 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 14 | 14 | 0 | 30 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 57 | 64 | 0 | 0 | 14 | 0 | 0 | 0 | 64 | 64 | 0 | 0 |
Best forecast wave conditions in Guanacaste | |||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||||||
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