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Diria Surf Forecast
/ Guanacaste (28 surf breaks) /
Surf Forecasts:
Diria surfForecast / Guanacaste / Costa Rica
48hr Weather and Surf, issued 11 pm Wednesday 08 Apr 2026 CSTForecast update in hr min s Forecast update imminent
Diria surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Diria sea temperature is
29.4° C
(Which is 1.3°C warmer than normal for this time of year)How big are the waves at Diria today?
The current surf forecast for Diria at 7AM is: 0.8m 18s primary swell from a Southwest direction (forecast issued at 11:00pm April 08). An open ocean swell of 0.7m 13s is not directed at the surf break, a second open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Apr) | 2.5ft (0.8m) | 18s |
| Afternoon (09 Apr) | 3ft (0.9m) | 18s |
| Evening (09 Apr) | 3.5ft (1.0m) | 17s |
Table - waves today at Diria. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 09 | Friday 10 | Saturday 11 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 19 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 202 | 198 | 414 | 375 | 375 | 522 | 516 | 607 | 594 | 573 | 521 | 581 | 661 | 661 | 587 | 496 | 489 | 483 | 551 | 459 | 393 | 382 | 309 | 372 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | off | off |
High Tide / height (m) | 6:46PM 2.06 | 7:21AM 1.84 | 7:33PM 1.95 | 8:15AM 1.76 | 8:29PM 1.86 | 9:20AM 1.74 | ||||||||||||||||||
Low Tide / height (m) | 1:10AM 0.59 | 1:17PM 0.77 | 2:00AM 0.69 | 2:12PM 0.87 | 2:59AM 0.76 | 3:21PM 0.92 | ||||||||||||||||||
Thursday 09 | Friday 10 | Saturday 11 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:35 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - | 5:53 | - |
 | | |  |  | |  |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 30 | 27 | 27 | 26 | 31 | 33 | 32 | 32 | 30 | 27 | 27 | 26 | 30 | 33 | 34 | 32 | 29 | 27 | 26 | 26 | 30 | 33 | 34 | 31 |
| Feels °C (?) | 29 | 26 | 28 | 27 | 30 | 33 | 34 | 33 | 29 | 26 | 27 | 27 | 29 | 32 | 34 | 32 | 28 | 26 | 26 | 26 | 27 | 31 | 33 | 29 |
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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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