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Guiones Surf Forecast
/ Guanacaste (28 surf breaks) /
Surf Forecasts:
Guiones surfForecast / Guanacaste / Costa Rica
48hr Weather and Surf, issued 11 pm Monday 20 Apr 2026 CSTForecast update in hr min s Forecast update imminent
Guiones surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Guiones 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 Guiones today?
The current surf forecast for Guiones at 5AM is: 1.3m 16s primary swell from a South-southwest direction and 0.3m 7s secondary swell from a South-southwest direction (forecast issued at 11:00pm April 20). The wind direction is predicted to be offshore and the swell rating is 3.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 4.5ft (1.3m) | 16s |
| Afternoon (21 Apr) | 4.5ft (1.4m) | 16s |
| Evening (21 Apr) | 4.5ft (1.3m) | 16s |
Table - waves today at Guiones. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
| 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) (?) | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 423 | 423 | 409 | 823 | 803 | 906 | 906 | 773 | 754 | 715 | 687 | 543 | 529 | 521 | 514 | 514 | 514 | 425 | 395 | 384 | 372 | 307 | 307 | 290 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | glass | glass | off | glass | cross- on | cross- on | cross- on | cross | glass | glass | off | glass | cross- on | on | cross- on | cross | cross | glass | glass | glass | on | on | on |
High Tide / height (m) | 5:19AM 2.19 | 5:36PM 2.36 | 6:11AM 2.11 | 6:29PM 2.22 | 7:08AM 2.02 | |||||||||||||||||||
Low Tide / height (m) | 11:08PM -0.02 | 11:21AM 0.17 | 11:59PM 0.07 | 12:15PM 0.28 | 12:53AM 0.19 | 1:15PM 0.41 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - |
 | | |  | | |  |  | | | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | 1 | - | - | 1 | 4 | 3 | 1 | 1 | - | - |
| Temp. °C | 28 | 28 | 27 | 26 | 29 | 30 | 29 | 29 | 28 | 28 | 27 | 26 | 29 | 30 | 29 | 28 | 28 | 27 | 27 | 26 | 28 | 29 | 29 | 28 |
| Feels °C (?) | 31 | 32 | 31 | 29 | 32 | 31 | 31 | 32 | 31 | 33 | 31 | 29 | 32 | 31 | 32 | 31 | 31 | 30 | 32 | 31 | 32 | 31 | 31 | 31 |
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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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