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Diria Surf Forecast
/ Guanacaste (28 surf breaks) /
Surf Forecasts:
Diria surfForecast / Guanacaste / Costa Rica
48hr Weather and Surf, issued 5 pm Tuesday 31 Mar 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
28.6° C
(Which is slightly warmer than usual)How big are the waves at Diria today?
The current surf forecast for Diria at 2AM is: 0.3m 14s primary swell from a Southwest direction and 0.4m 8s secondary swell from a North direction (forecast issued at 05:00pm March 31). An open ocean swell of 1.3m 14s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Apr) | 1.5ft (0.4m) | 14s |
| Afternoon (01 Apr) | 1.5ft (0.4m) | 13s |
| Evening (01 Apr) | 1ft (0.3m) | 13s |
Table - waves today at Diria. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 31 | Wednesday 01 | Thursday 02 | Friday 03 | |||||||||||||||||||||
| 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 | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 21 | 20 | 20 | 20 | 19 | 18 | 14 | 13 | 14 | 17 | 17 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 33 | 33 | 32 | 32 | 32 | 51 | 50 | 29 | 46 | 27 | 27 | 44 | 139 | 223 | 395 | 476 | 863 | 51 | 43 | 69 | 1541 | 1541 | 1569 | 1557 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | off | off | off | off | off | cross- off | on | cross- on | cross | cross- off | off | off | off | cross- off | on | cross- on | cross- off | cross- off | off | off | off | off | on |
High Tide / height (m) | 1:45PM 2.35 | 2:07AM 2.26 | 2:26PM 2.45 | 2:49AM 2.31 | 3:04PM 2.50 | 3:28AM 2.33 | ||||||||||||||||||
Low Tide / height (m) | 8:00PM 0.34 | 8:13AM 0.33 | 8:42PM 0.25 | 8:52AM 0.29 | 9:21PM 0.20 | 9:30AM 0.29 | ||||||||||||||||||
Tuesday 31 | Wednesday 01 | Thursday 02 | Friday 03 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - |
| Sunset | 5:53 | - | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - |
 |  | | | |  | | | | | | | |  | | | |  | |  | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - |
| Temp. °C | 31 | 30 | 28 | 26 | 26 | 26 | 30 | 31 | 29 | 29 | 28 | 27 | 25 | 25 | 29 | 30 | 29 | 28 | 28 | 27 | 26 | 25 | 29 | 30 |
| Feels °C (?) | 34 | 30 | 27 | 25 | 26 | 27 | 30 | 33 | 30 | 31 | 30 | 29 | 27 | 26 | 30 | 31 | 29 | 30 | 31 | 29 | 28 | 27 | 30 | 30 |
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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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