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Surf Forecasts:
Raps surfForecast / Guanacaste / Costa Rica
48hr Weather and Surf, issued 5 am Sunday 10 May 2026 CSTForecast update in hr min s Forecast update imminent
Raps surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Raps sea temperature is
30.2° C
(Which is 1.4°C warmer than normal for this time of year)How big are the waves at Raps today?
The current surf forecast for Raps at 11AM is: 1.1m 16s primary swell from a Southwest direction and 0.7m 12s secondary swell from a South direction (forecast issued at 05:00am May 10). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | 3.5ft (1.1m) | 16s |
| Afternoon (10 May) | 3.5ft (1.1m) | 16s |
| Evening (10 May) | 3.5ft (1.1m) | 16s |
Table - waves today at Raps. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 33°C on Sun morning, min 26°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 10 | Monday 11 | Tuesday 12 | Wed 13 | |||||||||||||||||||||
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 | 12 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | |
817 | 679 | 595 | 587 | 587 | 757 | 587 | 587 | 367 | 362 | 353 | 344 | 287 | 269 | 322 | 258 | 258 | 255 | 255 | 255 | 251 | 169 | 162 | 160 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | off | cross | cross-on | cross | cross-off | off | off | cross-off | cross-off | glassy | cross-on | cross | cross-off | cross-off | |
High Tide | 8:41AM1.89m | 8:52PM1.86m | 9:37AM1.96m | 9:56PM1.86m | 10:33AM2.07m | 10:59PM1.91m | ||||||||||||||||||
Low Tide | 2:17AM0.68m | 2:47PM0.85m | 3:10AM0.70m | 3:52PM0.80m | 4:06AM0.68m | 4:55PM0.69m | ||||||||||||||||||
 |  | |  | | | | | | | | | |  | | | | | |  | | | | | |
 | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | 5:22 |
 | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:55 | — | — | 5:55 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 27 | 27 | 31 | 33 | 33 | 30 | 29 | 28 | 26 | 26 | 31 | 32 | 31 | 29 | 29 | 28 | 27 | 27 | 31 | 32 | 29 | 29 | 28 | 27 |
28 | 29 | 31 | 34 | 36 | 32 | 31 | 30 | 27 | 28 | 32 | 35 | 33 | 32 | 31 | 30 | 29 | 29 | 32 | 35 | 31 | 31 | 31 | 30 | |
Swell 1 Height (m) Direction Period (s) | SSW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | S 10 | SSW 10 | S 10 | S 10 | S 10 |
 kJ | 817 | 679 | 595 | 587 | 587 | 757 | 587 | 587 | 367 | 362 | 353 | 344 | 287 | 269 | 322 | 258 | 258 | 255 | 255 | 130 | 139 | 135 | 135 | 131 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 13 | S 12 | S 11 | SSW 13 | SSW 12 | S 12 | S 12 | SSW 12 | S 12 | S 12 | S 11 | SSW 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 218 | 218 | 141 | 91 | 173 | 155 | 146 | 148 | 157 | 137 | 132 | 127 | 133 | 123 | 112 | 102 | 100 | 98 | 130 | 255 | 251 | 169 | 162 | 160 |
Swell 3 Height (m) Direction Period (s) | — | SW 12 | SW 12 | SSW 17 | SSW 17 | — | NNW 13 | NW 13 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | NW 8 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SW 18 | SW 18 |
| kJ | — | 54 | 50 | 96 | 96 | — | 17 | 7 | 87 | 87 | 86 | 51 | 81 | 78 | 3 | 43 | 42 | 42 | 42 | 42 | 21 | 40 | 83 | 81 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 8 | — | NNW 3 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | 1 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 10 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 14 | 0 | 0 |
Best forecast wave conditions in Guanacaste | ||||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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