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Tamarindo Surf Forecast
/ Guanacaste (28 surf breaks) /
Surf Forecasts:
Tamarindo surfForecast / Guanacaste / Costa Rica
48hr Weather and Surf, issued 11 pm Sunday 17 May 2026 CSTForecast update in hr min s Forecast update imminent
Tamarindo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tamarindo sea temperature is
30.3° C
(Which is 1.5°C warmer than normal for this time of year)How big are the waves at Tamarindo today?
The current surf forecast for Tamarindo at 7AM is: 0.7m 13s primary swell from a Southwest direction (forecast issued at 11:00pm May 17). An open ocean swell of 0.5m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 2.5ft (0.7m) | 13s |
| Afternoon (18 May) | 2.5ft (0.7m) | 13s |
| Evening (18 May) | 1.5ft (0.5m) | 17s |
Table - waves today at Tamarindo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Wed afternoon. Warm (max 33°C on Mon morning, min 27°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||||||||||||
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 | 9 AM | 12 PM | 3 PM | 6 PM | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
SSW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 17 | SW 17 | SW 18 | SW 18 | SW 18 | SW 18 | SW 14 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | |
225 | 178 | 175 | 175 | 175 | 178 | 178 | 178 | 140 | 243 | 246 | 152 | 154 | 109 | 208 | 211 | 314 | 376 | 427 | 206 | 206 | 206 | 306 | 306 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | cross-off | cross-off | cross-off | cross-on | cross | off | off | cross-off | off | off | cross-on | cross-on | cross | off | cross-off | cross-off | cross-off | cross-off | on | cross-on | cross | |
High Tide | 3:24AM2.42m | 3:39PM2.74m | 4:15AM2.45m | 4:31PM2.69m | 5:07AM2.44m | 5:23PM2.59m | ||||||||||||||||||
Low Tide | 9:14PM-0.05m | 9:24AM0.13m | 10:03PM-0.08m | 10:17AM0.13m | 10:54PM-0.05m | 11:11AM0.19m | ||||||||||||||||||
 | |  |  | |  |  | | | | | | | | | | | | | | | |  | | |
 | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | |
Temp °C | 29 | 28 | 27 | 27 | 30 | 33 | 32 | 30 | 30 | 28 | 27 | 27 | 31 | 32 | 30 | 29 | 29 | 28 | 27 | 27 | 31 | 32 | 30 | 30 |
30 | 30 | 29 | 29 | 31 | 35 | 35 | 33 | 33 | 29 | 29 | 30 | 33 | 35 | 32 | 32 | 33 | 30 | 29 | 29 | 32 | 35 | 32 | 34 | |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SSW 13 | SSW 13 | SW 18 | SSW 13 | SW 12 | SSW 12 | SW 14 | SW 14 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
 kJ | 225 | 178 | 175 | 175 | 175 | 178 | 178 | 178 | 116 | 114 | 246 | 106 | 124 | 103 | 208 | 211 | 314 | 376 | 427 | 206 | 206 | 206 | 306 | 306 |
Swell 2 Height (m) Direction Period (s) | S 7 | S 7 | SSE 6 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | SW 17 | SSW 13 | S 8 | S 8 | S 8 | S 8 | SW 17 | SW 12 | SW 12 | S 7 | SSW 13 | SW 13 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 23 | 33 | 13 | 32 | 31 | 30 | 28 | 28 | 39 | 243 | 109 | 28 | 28 | 28 | 28 | 186 | 74 | 74 | 16 | 113 | 138 | 114 | 113 | 109 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 17 | S 7 | S 7 | SW 18 | SW 18 | SW 18 | SW 18 | S 8 | S 7 | S 7 | SW 21 | S 7 | S 7 | S 7 | N 5 | N 5 |
| kJ | 81 | 81 | 82 | 83 | 77 | 69 | 69 | 132 | 140 | 27 | 27 | 152 | 154 | 109 | 109 | 28 | 26 | 17 | 71 | 16 | 16 | 15 | 11 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NE 2 | — | SSW 2 | SSW 3 | — | — | NNE 4 | NNE 4 | — | — | — | — | — | — | NNE 5 | NNE 5 | N 5 | N 5 | — | — |
| kJ | — | — | — | — | 1 | — | 1 | 1 | — | — | 3 | 4 | — | — | — | — | — | — | 7 | 7 | 11 | 7 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 1 | 0 | 8 | 7 | 0 | 0 | 0 | 0 | 0 | 8 | 8 | 32 | 0 | 12 | 0 | 12 | 12 | 8 | 8 | 7 |
Best forecast wave conditions in Guanacaste | ||||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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