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Diria Surf Forecast
/ Guanacaste (28 surf breaks) /
Surf Forecasts:
Diria surfForecast / Guanacaste / Costa Rica
48hr Weather and Surf, issued 5 am Monday 01 Jun 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
30.3° C
(Which is 1.7°C warmer than normal for this time of year)How big are the waves at Diria today (01 Jun):
- Morning surf: Morning surf (01 Jun, local time) - 5ft (1.6m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (01 Jun, local time) - 5.5ft (1.7m), 17s period with SW swell.
- Evening surf: Evening surf (01 Jun, local time) - 5ft (1.6m), 17s period with SW swell.
The current surf forecast for Diria at 1PM is: 1.7m 17s primary swell from a Southwest direction (forecast issued at 05:00am June 01). An open ocean swell of 1.0m 13s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jun) | 5ft (1.6m) | 18s |
| Afternoon (01 Jun) | 5.5ft (1.7m) | 17s |
| Evening (01 Jun) | 5ft (1.6m) | 17s |
Table - waves today at Diria. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 13mm), heaviest on Tue afternoon. Warm (max 32°C on Tue morning, min 27°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 1 | Tuesday 2 | Wednesday 3 | Thu 4 | |||||||||||||||||||||
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 | 9 PM | 12 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 18 | SW 18 | SW 18 | SW 18 | |
1516 | 1634 | 1615 | 1741 | 1702 | 1560 | 1524 | 1436 | 1256 | 1210 | 989 | 976 | 976 | 964 | 773 | 743 | 714 | 695 | 631 | 543 | 1227 | 1213 | 1351 | 1351 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | cross-off | on | cross-on | cross-on | glassy | off | off | off | off | on | cross-on | cross-off | cross-off | off | off | off | cross-off | on | cross-on | cross | cross | cross-off | |
High Tide | 3:16AM2.08m | 3:21PM2.30m | 3:55AM2.09m | 4:00PM2.29m | 4:35AM2.09m | 4:39PM2.25m | ||||||||||||||||||
Low Tide | 9:12AM0.51m | 9:45PM0.29m | 9:51AM0.51m | 10:23PM0.31m | 10:30AM0.55m | 11:01PM0.35m | ||||||||||||||||||
 |  |  |  | |  |  | | | | | | | |  | | | | | | | | | | |
 | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | 5:20 |
 | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | 6:01 |
— | — | — | — | — | 1 | — | — | — | — | — | — | 1 | 2 | 1 | — | — | — | — | 1 | 1 | 1 | 1 | 2 | |
Temp °C | 27 | 27 | 30 | 31 | 30 | 30 | 29 | 27 | 27 | 27 | 31 | 32 | 30 | 29 | 29 | 28 | 27 | 27 | 30 | 30 | 29 | 29 | 28 | 28 |
31 | 31 | 34 | 34 | 32 | 34 | 34 | 28 | 29 | 30 | 33 | 34 | 32 | 32 | 33 | 31 | 30 | 31 | 34 | 32 | 31 | 32 | 32 | 32 | |
Swell 1 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 18 | SW 18 | SW 18 | SW 18 |
 kJ | 1516 | 1634 | 1615 | 1741 | 1702 | 1560 | 1524 | 1436 | 1256 | 1210 | 989 | 976 | 976 | 964 | 773 | 743 | 714 | 695 | 631 | 543 | 1227 | 1213 | 1351 | 1351 |
Swell 2 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | S 13 | S 13 | SSW 13 | SSW 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | SW 20 | SW 20 | SW 19 | SW 19 | S 10 | S 10 | S 9 | S 6 |
| kJ | 366 | 345 | 340 | 350 | 339 | 273 | 248 | 184 | 180 | 177 | 137 | 134 | 132 | 119 | 114 | 83 | 306 | 306 | 446 | 446 | 49 | 67 | 63 | 23 |
Swell 3 Height (m) Direction Period (s) | S 8 | S 8 | — | — | — | — | — | — | SW 22 | SW 22 | SW 21 | SW 21 | SW 21 | SW 20 | SW 20 | SW 20 | S 11 | S 10 | S 10 | S 10 | NW 15 | SW 22 | SW 22 | SW 21 |
| kJ | 18 | 18 | — | — | — | — | — | — | 19 | 18 | 72 | 71 | 71 | 148 | 137 | 241 | 79 | 78 | 75 | 49 | 8 | 163 | 163 | 162 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNE 4 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 9 | 17 | 9 | 0 | 0 | 0 | 0 | 0 | 9 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 9 | 9 | 11 | 0 |
Best forecast wave conditions in Guanacaste | ||||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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