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Diria Surf Forecast
/ Guanacaste (28 surf breaks) /
Surf Forecasts:
Diria surfForecast / Guanacaste / Costa Rica
48hr Weather and Surf, issued 11 am Sunday 24 May 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
30.4° C
(Which is 1.8°C warmer than normal for this time of year)How big are the waves at Diria today?
The current surf forecast for Diria at 3PM is: 0.8m 15s primary swell from a Southwest direction (forecast issued at 11:00am May 24). An open ocean swell of 0.7m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | 3ft (0.9m) | 19s |
| Afternoon (24 May) | 2.5ft (0.8m) | 15s |
| Evening (24 May) | 3.5ft (1.1m) | 16s |
Table - waves today at Diria. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Tue afternoon. Warm (max 33°C on Mon morning, min 27°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 24 | Monday 25 | Tuesday 26 | Wed 27 | |||||||||||||||||||||
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 19 | SW 18 | SW 15 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | |
577 | 275 | 266 | 258 | 560 | 644 | 719 | 728 | 737 | 823 | 714 | 704 | 695 | 685 | 606 | 598 | 598 | 590 | 521 | 521 | 514 | 507 | 434 | 373 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | glassy | cross | cross-off | off | off | off | cross-off | off | glassy | cross-on | cross | off | off | off | off | cross-off | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | |
High Tide | 9:01AM2.23m | 9:24PM2.02m | 10:02AM2.20m | 10:30PM1.96m | 11:00AM2.20m | 11:31PM1.94m | ||||||||||||||||||
Low Tide | 3:20PM0.59m | 3:37AM0.52m | 4:27PM0.60m | 4:37AM0.59m | 5:27PM0.57m | 5:33AM0.62m | ||||||||||||||||||
 |  | |  | | | |  | | | |  | | | | | | | |  |  | | | | |
 | 5:20 | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — |
 | — | — | 5:59 | — | — | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | — | 6:00 | — | — | — | 6:00 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | 1 | — | |
Temp °C | 31 | 32 | 30 | 31 | 30 | 28 | 28 | 27 | 31 | 33 | 30 | 30 | 29 | 28 | 27 | 27 | 30 | 32 | 29 | 28 | 28 | 28 | 27 | 27 |
32 | 36 | 33 | 34 | 30 | 28 | 29 | 29 | 32 | 36 | 32 | 33 | 30 | 29 | 29 | 30 | 31 | 34 | 31 | 30 | 31 | 32 | 31 | 31 | |
Swell 1 Height (m) Direction Period (s) | SW 19 | S 8 | SW 15 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
 kJ | 577 | 66 | 266 | 258 | 560 | 644 | 719 | 728 | 737 | 823 | 714 | 704 | 695 | 685 | 606 | 598 | 598 | 590 | 521 | 521 | 514 | 507 | 434 | 373 |
Swell 2 Height (m) Direction Period (s) | S 8 | SW 15 | S 8 | S 8 | S 8 | SSE 8 | S 12 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | S 7 | S 7 | S 7 | S 7 | S 6 | N 4 | S 6 | S 6 | S 6 | S 6 |
| kJ | 65 | 176 | 65 | 65 | 47 | 53 | 10 | 32 | 32 | 31 | 30 | 42 | 40 | 39 | 37 | 36 | 35 | 33 | 30 | 3 | 27 | 25 | 24 | 24 |
Swell 3 Height (m) Direction Period (s) | SW 9 | SW 18 | SW 18 | SW 17 | N 5 | S 12 | WSW 9 | S 11 | N 6 | NNE 5 | N 5 | N 5 | S 14 | S 15 | S 15 | S 15 | S 15 | N 4 | N 4 | SW 8 | N 4 | S 13 | S 13 | — |
| kJ | 3 | 275 | 206 | 188 | 2 | 11 | 8 | 9 | 3 | 7 | 7 | 2 | 4 | 4 | 4 | 4 | 4 | 6 | 3 | 3 | 1 | 3 | 3 | — |
Wind waves Height (m) Direction Period (s) | NNE 5 | — | — | — | — | — | SE 8 | NNE 4 | NNE 5 | — | — | — | — | — | — | — | — | — | — | S 6 | — | — | — | — |
| kJ | 5 | — | — | — | — | — | 69 | 9 | 13 | — | — | — | — | — | — | — | — | — | — | 29 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 8 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 15 | 0 | 0 | 0 | 0 | 0 | 9 | 9 | 6 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Guanacaste | ||||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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