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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 Saturday 18 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
29.8° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Guiones today?
The current surf forecast for Guiones at 4AM is: 1.1m 15s primary swell from a South-southwest direction and 0.4m 13s secondary swell from a Southwest direction (forecast issued at 11:00pm April 18). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Apr) | 4ft (1.2m) | 14s |
| Afternoon (19 Apr) | 4.5ft (1.3m) | 14s |
| Evening (19 Apr) | 4.5ft (1.3m) | 14s |
Table - waves today at Guiones. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 19 | Monday 20 | Tuesday 21 | ||||||||||||||||||||||
| 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) (?) | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 721 | 604 | 558 | 573 | 565 | 549 | 668 | 659 | 649 | 640 | 407 | 401 | 401 | 384 | 311 | 394 | 423 | 423 | 409 | 823 | 803 | 783 | 906 | 773 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | glass | cross- off | cross- on | cross- on | cross- on | on | glass | cross | cross- off | cross- off | glass | cross- on | cross- on | cross | cross- off | cross- off | glass | off | glass | cross- on | on | cross- on |
High Tide / height (m) | 3:44AM 2.23 | 3:59PM 2.50 | 4:30AM 2.23 | 4:46PM 2.46 | 5:19AM 2.19 | 5:36PM 2.36 | ||||||||||||||||||
Low Tide / height (m) | 9:35PM -0.03 | 9:44AM 0.10 | 10:21PM -0.05 | 10:32AM 0.11 | 11:08PM -0.02 | 11:21AM 0.17 | ||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:30 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - | - | - | 5:28 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - |
 |  | |  |  | | |  | | | | | | | | | | | | | |  | | | |
Rain (mm) | - | 1 | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 28 | 27 | 27 | 27 | 29 | 29 | 29 | 28 | 28 | 27 | 27 | 26 | 30 | 31 | 30 | 29 | 28 | 27 | 27 | 26 | 29 | 30 | 29 | 28 |
| Feels °C (?) | 31 | 30 | 31 | 31 | 31 | 29 | 30 | 31 | 32 | 30 | 30 | 29 | 32 | 32 | 32 | 31 | 30 | 30 | 31 | 29 | 32 | 30 | 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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