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Raps surfForecast / Guanacaste / Costa Rica
48hr Weather and Surf, issued 11 am Saturday 16 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
30.5° C
(Which is 1.7°C warmer than normal for this time of year)How big are the waves at Raps today?
The current surf forecast for Raps at 6PM is: 0.9m 13s primary swell from a Southwest direction and 0.5m 9s secondary swell from a South direction (forecast issued at 11:00am May 16). The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 3ft (0.9m) | 13s |
| Afternoon (16 May) | 3ft (0.9m) | 13s |
| Evening (16 May) | 3ft (0.9m) | 13s |
Table - waves today at Raps. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Sat afternoon. Warm (max 33°C on Sun morning, min 26°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
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 | 3 AM | 6 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 13 | SSW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 17 | SW 17 | SW 18 | SW 18 | |
309 | 309 | 253 | 253 | 253 | 253 | 253 | 261 | 288 | 253 | 253 | 250 | 183 | 178 | 175 | 175 | 175 | 178 | 178 | 178 | 140 | 243 | 246 | 152 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-on | cross-on | cross | off | off | off | cross-off | off | cross-off | cross | cross-off | off | off | off | off | off | cross | cross-on | cross | cross-off | off | cross-off | cross-off | |
High Tide | 2:00PM2.66m | 2:35AM2.34m | 2:50PM2.73m | 3:25AM2.42m | 3:41PM2.74m | 4:16AM2.45m | ||||||||||||||||||
Low Tide | 7:42AM0.28m | 8:26PM0.04m | 8:33AM0.18m | 9:15PM-0.05m | 9:25AM0.13m | 10:04PM-0.08m | ||||||||||||||||||
 |  |  |  |  | | | | | | | |  | | |  | | | | | | | | | |
 | 5:20 | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — |
 | — | — | 5:57 | — | — | — | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:57 | — | — | — | — | 5:58 |
— | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 31 | 32 | 30 | 30 | 29 | 28 | 27 | 27 | 31 | 33 | 31 | 30 | 29 | 27 | 27 | 27 | 30 | 32 | 30 | 29 | 29 | 28 | 26 | 26 |
32 | 35 | 33 | 34 | 31 | 30 | 29 | 29 | 32 | 36 | 34 | 34 | 30 | 29 | 29 | 30 | 32 | 34 | 32 | 32 | 33 | 31 | 28 | 28 | |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SSW 13 | SW 17 | SW 18 | S 7 |
 kJ | 309 | 309 | 253 | 253 | 253 | 253 | 253 | 261 | 288 | 253 | 253 | 250 | 183 | 178 | 175 | 175 | 175 | 178 | 178 | 178 | 116 | 243 | 246 | 33 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 7 | S 6 | S 6 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | S 7 | S 7 | SSW 12 |
| kJ | 41 | 40 | 40 | 40 | 25 | 41 | 25 | 39 | 39 | 36 | 35 | 33 | 23 | 20 | 19 | 30 | 31 | 30 | 29 | 28 | 38 | 35 | 34 | 104 |
Swell 3 Height (m) Direction Period (s) | NW 12 | NW 12 | NW 12 | NW 12 | SW 20 | SW 20 | SW 20 | SW 20 | SSW 20 | SSW 19 | NW 11 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 16 | SSW 16 | SW 16 | SW 17 | SSW 13 | SSW 13 | SW 18 |
| kJ | 6 | 6 | 6 | 5 | 15 | 15 | 15 | 15 | 37 | 37 | 4 | 51 | 50 | 81 | 82 | 82 | 81 | 69 | 104 | 132 | 140 | 113 | 109 | 152 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | NNW 6 | N 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 4 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 10 | 73 | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 316 | 10 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Guanacaste | ||||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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