Surf Forecasts:
How big are the waves at Islita today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 3.5ft (1.1m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 3.5ft (1.1m), 13s period with SW swell.
- Evening surf: Evening surf (31 Aug, local time) - 3.5ft (1.0m), 13s period with SW swell.
The current surf forecast for Islita at 3PM is: 1.1m 13s primary swell from a Southwest direction and 0.4m 6s secondary swell from a South direction, 0.3m 6s secondary swell from a West-southwest direction (forecast issued at 11:00am August 31). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 3.5ft (1.1m) | 13s |
| Afternoon (31 Aug) | 3.5ft (1.1m) | 13s |
| Evening (31 Aug) | 3.5ft (1.0m) | 13s |
Table - waves today at Islita. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 27mm), heaviest during Wed afternoon. Warm (max 30°C on Mon morning, min 26°C on Mon night). Wind will be generally light. | |||||||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | |||||||||||||||||||
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 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SW 17 | SW 16 | SW 16 | SW 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 451 | 386 | 386 | 380 | 336 | 331 | 326 | 265 | 301 | 252 | 252 | 220 | 220 | 220 | 223 | 238 | 246 | 354 | 326 | 318 | 318 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | cross-on | cross-on | glassy | cross-off | cross-off | cross-off | cross | cross-on | on | on | cross-on | cross-on | cross-on | glassy | cross-off | cross-on | cross-on | cross-on | glassy |
High Tide | 4:47PM2.44m | 5:06AM2.65m | 5:26PM2.39m | 5:45AM2.61m | 6:09PM2.30m | ||||||||||||||||
Low Tide | 10:42AM0.24m | 10:50PM0.24m | 11:21AM0.24m | 11:28PM0.28m | 12:04PM0.28m | ||||||||||||||||
 | |  |  | |  | | | | | | | | | | | | | | | | |
 | 5:31 | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — |
 | — | — | 5:51 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — |
mm | — | — | 1 | 2 | 2 | — | — | 1 | 1 | 2 | 1 | — | — | 1 | 2 | — | — | 1 | 3 | 5 | 3 |
Temp °C | 28 | 30 | 29 | 28 | 27 | 27 | 26 | 26 | 28 | 29 | 29 | 27 | 27 | 26 | 27 | 26 | 28 | 30 | 28 | 27 | 27 |
Feels °C | 32 | 34 | 33 | 33 | 32 | 32 | 30 | 30 | 31 | 31 | 31 | 30 | 31 | 30 | 31 | 30 | 32 | 33 | 31 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SW 13 | SW 13 | SW 13 | SW 12 |
| kJ | 451 | 386 | 386 | 380 | 336 | 331 | 326 | 265 | 301 | 252 | 252 | 220 | 62 | 82 | 91 | 77 | 56 | 241 | 238 | 190 | 216 |
Swell 2 Height (m) Direction Period (s) | S 6 | S 6 | S 6 | SSW 6 | SSW 6 | S 7 | S 7 | S 7 | S 7 | S 6 | S 6 | SW 18 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 | SSW 6 | SW 16 | SW 16 | SW 16 |
| kJ | 12 | 12 | 12 | 20 | 20 | 22 | 33 | 33 | 33 | 41 | 30 | 112 | 220 | 220 | 223 | 238 | 241 | 38 | 326 | 318 | 318 |
Swell 3 Height (m) Direction Period (s) | SW 6 | WSW 6 | SSW 20 | SSW 20 | W 9 | W 9 | W 9 | SW 19 | SW 18 | SW 18 | SW 18 | W 8 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SSW 6 | SSW 6 | SSW 6 |
| kJ | 5 | 3 | 37 | 37 | 7 | 14 | 14 | 56 | 84 | 113 | 112 | 5 | 112 | 112 | 154 | 194 | 246 | 354 | 31 | 33 | 30 |
Wind waves Height (m) Direction Period (s) | — | — | WSW 6 | — | — | — | — | — | NE 3 | E 3 | SSE 3 | S 6 | SSW 6 | — | — | — | — | — | — | — | — |
| kJ | — | — | 6 | — | — | — | — | — | 2 | 3 | 3 | 51 | 90 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 57 | 57 | 64 | 0 | 0 | 0 | 0 | 14 | 39 | 184 | 33 | 30 | 14 | 14 | 0 | 0 | 64 | 270 | 30 | 0 |
Best forecast wave conditions in Guanacaste | |||||||||||||||||||||
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