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Islita Surf Forecast
/ Guanacaste (28 surf breaks) /
Surf Forecasts:
Islita surfForecast / Guanacaste / Costa Rica
48hr Weather and Surf, issued 5 pm Sunday 22 Mar 2026 CSTForecast update in hr min s Forecast update imminent
Islita surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Islita sea temperature is
29.6° C
(Which is 1.4°C warmer than normal for this time of year)How big are the waves at Islita today?
The current surf forecast for Islita at 8PM is: 1.0m 13s primary swell from a South direction and 0.6m 13s secondary swell from a Southwest direction (forecast issued at 05:00pm March 22). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Mar) | - | - |
| Afternoon (22 Mar) | 3.5ft (1.1m) | 13s |
| Evening (22 Mar) | 3.5ft (1.0m) | 13s |
Table - waves today at Islita. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| 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 | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 15 | 12 | 18 | 18 | 18 | 18 | 18 | 17 | 11 | 12 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 411 | 340 | 330 | 319 | 243 | 235 | 232 | 232 | 236 | 180 | 177 | 155 | 132 | 252 | 252 | 252 | 154 | 111 | 106 | 123 | 144 | 208 | 208 | 173 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | glass | glass | off | off | cross- off | cross- on | cross- on | cross- on | glass | cross- off | off | off | cross- off | on | cross- on | cross- on | glass | cross- off | off | off | glass | on |
High Tide / height (m) | 5:07PM 2.81 | 5:34AM 2.50 | 5:52PM 2.71 | 6:22AM 2.39 | 6:42PM 2.57 | 7:16AM 2.25 | ||||||||||||||||||
Low Tide / height (m) | 11:26PM 0.06 | 11:36AM 0.20 | 12:13AM 0.15 | 12:25PM 0.32 | 1:06AM 0.28 | |||||||||||||||||||
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:43 | - | - | - | - | - | - | - | 5:43 | - | - | - | - | - | - | - | 5:43 | - | - |
| Sunset | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - |
 |  | | | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 30 | 29 | 27 | 27 | 25 | 24 | 28 | 31 | 30 | 28 | 27 | 26 | 25 | 24 | 28 | 31 | 30 | 28 | 27 | 27 | 26 | 25 | 29 | 30 |
| Feels °C (?) | 31 | 32 | 30 | 30 | 26 | 24 | 29 | 32 | 31 | 30 | 30 | 28 | 26 | 25 | 29 | 32 | 31 | 30 | 30 | 30 | 29 | 27 | 31 | 30 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Islita surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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