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Surf Forecasts:
Raps surfForecast / Guanacaste / Costa Rica
48hr Weather and Surf, issued 11 am Sunday 31 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
30.4° C
(Which is 1.8°C warmer than normal for this time of year)How big are the waves at Raps today (31 May):
- Morning surf: Morning surf (31 May, local time) - 3.5ft (1.1m), 20s period with SW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 4.5ft (1.3m), 19s period with SW swell.
- Evening surf: Evening surf (31 May, local time) - 4.5ft (1.4m), 19s period with SW swell.
The current surf forecast for Raps at 3PM is: 1.3m 19s primary swell from a Southwest direction and 1.3m 14s secondary swell from a South direction (forecast issued at 11:00am May 31). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 3.5ft (1.1m) | 20s |
| Afternoon (31 May) | 4.5ft (1.3m) | 19s |
| Evening (31 May) | 4.5ft (1.4m) | 19s |
Table - waves today at Raps. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Tue night. Warm (max 31°C on Tue morning, min 26°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SW 20 | SW 20 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | |
843 | 1081 | 1210 | 1322 | 1445 | 1326 | 1516 | 1482 | 1634 | 1615 | 1702 | 1560 | 1524 | 1303 | 1240 | 1001 | 989 | 976 | 976 | 883 | 773 | 743 | 714 | 695 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-on | cross-on | cross-on | cross-off | glassy | cross-off | cross-off | cross-off | on | on | cross-on | glassy | cross-off | cross-off | cross-off | off | cross-on | cross-on | cross-off | cross-off | cross-off | off | off | |
High Tide | 2:43PM2.30m | 3:17AM2.07m | 3:22PM2.30m | 3:56AM2.08m | 4:01PM2.28m | 4:36AM2.08m | ||||||||||||||||||
Low Tide | 8:32AM0.53m | 9:08PM0.31m | 9:12AM0.52m | 9:46PM0.30m | 9:52AM0.52m | 10:25PM0.31m | ||||||||||||||||||
 |  | | |  |  | | |  |  | | |  | | | | | | | | | | | | |
 | 5:20 | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — |
 | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | 6:00 |
1 | — | 1 | 1 | — | 1 | 2 | 1 | — | — | — | 1 | — | — | — | — | — | — | 1 | 2 | 4 | — | 1 | 1 | |
Temp °C | 30 | 30 | 30 | 29 | 28 | 28 | 27 | 27 | 30 | 30 | 30 | 29 | 29 | 27 | 27 | 26 | 30 | 31 | 30 | 29 | 29 | 28 | 27 | 27 |
35 | 33 | 33 | 33 | 32 | 33 | 31 | 31 | 34 | 32 | 32 | 33 | 35 | 30 | 30 | 28 | 32 | 33 | 32 | 32 | 33 | 32 | 31 | 31 | |
Swell 1 Height (m) Direction Period (s) | S 15 | S 14 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 |
 kJ | 446 | 713 | 1210 | 1322 | 1445 | 1326 | 1516 | 1482 | 1634 | 1615 | 1702 | 1560 | 1524 | 1303 | 1240 | 1001 | 989 | 976 | 976 | 883 | 773 | 743 | 714 | 695 |
Swell 2 Height (m) Direction Period (s) | SW 20 | SW 20 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | SW 20 | SW 20 |
| kJ | 843 | 1081 | 703 | 593 | 585 | 460 | 434 | 427 | 350 | 350 | 339 | 265 | 248 | 240 | 189 | 177 | 137 | 134 | 127 | 119 | 85 | 83 | 306 | 306 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | SW 12 | SW 12 | SW 14 | SW 14 | SW 14 | S 8 | — | — | — | — | — | — | — | — | SW 22 | SSW 21 | SW 21 | SW 21 | SW 20 | SW 20 | SW 20 | S 11 | S 10 |
| kJ | 225 | 126 | 122 | 251 | 248 | 248 | 18 | — | — | — | — | — | — | — | — | 18 | 45 | 71 | 72 | 106 | 137 | 239 | 82 | 80 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 2 | 2 | 10 | 0 | 0 | 0 | 0 | 0 | 10 | 10 | 10 | 0 | 0 | 0 | 0 | 0 | 10 | 211 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Guanacaste | ||||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | ||||||||||||||||||||||||
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