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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 Friday 24 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
29.8° 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 2AM is: 0.7m 12s primary swell from a South-southwest direction and 0.2m 16s secondary swell from a South-southwest direction, 0.3m 7s secondary swell from a Southwest direction (forecast issued at 05:00pm April 24). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 2.5ft (0.7m) | 12s |
| Afternoon (25 Apr) | 2.5ft (0.7m) | 12s |
| Evening (25 Apr) | 2.5ft (0.7m) | 12s |
Table - waves today at Diria. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Fri night. Warm (max 29°C on Fri afternoon, min 27°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 24 | Saturday 25 | Sunday 26 | Mon 27 | |||||||||||||||||||||
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 | 9 AM | 12 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 18 | SSW 18 | SSW 11 | SSW 11 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | |
238 | 215 | 205 | 195 | 152 | 150 | 150 | 161 | 147 | 145 | 145 | 142 | 240 | 240 | 135 | 130 | 266 | 263 | 333 | 353 | 243 | 292 | 280 | 276 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | glassy | on | on | on | on | on | on | on | glassy | on | on | on | on | glassy | glassy | glassy | glassy | cross | cross-on | |
High Tide | 8:34PM2.13m | 9:22AM2.10m | 9:47PM2.03m | 10:32AM2.11m | 10:59PM2.01m | 11:35AM2.17m | ||||||||||||||||||
Low Tide | 2:23PM0.57m | 2:59AM0.46m | 3:37PM0.63m | 4:08AM0.53m | 4:52PM0.63m | 5:13AM0.55m | ||||||||||||||||||
 |  | |  | | |  | |  |  | | | | | | | | | | | | | | | |
 | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — |
 | 5:53 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | 5:53 |
1 | — | — | 1 | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | |
Temp °C | 29 | 28 | 28 | 27 | 27 | 27 | 28 | 29 | 29 | 28 | 28 | 28 | 27 | 27 | 29 | 29 | 29 | 28 | 28 | 28 | 27 | 27 | 29 | 29 |
30 | 30 | 31 | 30 | 31 | 32 | 31 | 31 | 30 | 30 | 32 | 32 | 31 | 31 | 32 | 30 | 30 | 30 | 32 | 32 | 31 | 31 | 32 | 31 | |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 |
 kJ | 238 | 215 | 205 | 195 | 152 | 150 | 150 | 161 | 147 | 145 | 145 | 142 | 140 | 137 | 135 | 130 | 266 | 263 | 333 | 353 | 243 | 292 | 280 | 276 |
Swell 2 Height (m) Direction Period (s) | W 6 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 7 | S 18 | SSW 18 | SSW 19 | SSW 15 | SSW 16 | S 18 | SSW 18 | SSW 18 | S 17 | S 16 | SSW 11 | SSW 11 | SSW 11 | S 8 | S 11 | S 8 | S 8 | S 8 |
| kJ | 1 | 21 | 22 | 24 | 24 | 4 | 25 | 64 | 71 | 45 | 49 | 156 | 240 | 240 | 210 | 190 | 128 | 126 | 126 | 33 | 114 | 34 | 32 | 51 |
Swell 3 Height (m) Direction Period (s) | W 15 | W 15 | W 6 | W 6 | SW 20 | SSW 17 | SW 15 | SW 15 | SSW 15 | SSW 19 | SSW 18 | SW 15 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SW 13 | W 13 | W 13 | S 11 | SW 12 | SSW 11 | SSW 11 | SSW 11 |
| kJ | 5 | 4 | 1 | 1 | 16 | 28 | 9 | 8 | 21 | 74 | 67 | 8 | 19 | 17 | 17 | 18 | 7 | 14 | 14 | 61 | 23 | 39 | 39 | 39 |
Wind waves Height (m) Direction Period (s) | W 5 | W 6 | WSW 3 | WSW 3 | SW 7 | W 6 | W 6 | W 9 | W 3 | W 3 | W 3 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 1 | 1 | 1 | 7 | 1 | 1 | 2 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 9 | 9 | 9 | 9 | 9 | 0 | 9 | 9 | 9 | 9 | 9 | 9 | 1 | 0 | 9 | 9 | 9 | 9 | 0 | 0 | 0 | 0 | 9 | 9 |
Best forecast wave conditions in Guanacaste | ||||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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