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Surf Forecasts:

Islita surfForecast / Guanacaste / Costa Rica

information circle48hr Weather and Surf, issued 5 pm Monday 12 Jan 2026 CST
Forecast 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
28.5° C
 (Which is 1.1°C warmer than normal for this time of year)

How big are the waves at Islita today?

The current surf forecast for Islita at 12AM is: 0.4m 10s primary swell from a South-southeast direction (forecast issued at 05:00pm January 12). An open ocean swell of 0.4m 12s is not directed at the surf break, a second open ocean swell of 0.2m 6s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (CST) & DateWave HeightWave Period
Morning (13 Jan)--
Afternoon (13 Jan)1.5ft (0.4m)11s
Evening (13 Jan)1.5ft (0.4m)11s

Table - waves today at Islita. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM
Rating
(10 max)
0
1
1
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.3
SW
0.4
S
0.2
SSW
0.2
SSW
0.2
SSW
0.2
SSW
0.3
S
0.3
S
0.3
S
0.3
SW
0.3
S
0.3
S
0.3
S
0.3
S
Period(s) (?)1111111111111111101010610101010888108888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)423030323030302927251510101010101312121612121213
Wind
(km/h)
5
SSE
5
ESE
5
NE
10
N
10
N
10
NNE
10
NNE
0
ESE
5
SW
5
S
5
NE
10
N
10
NNE
10
NNE
5
NNE
5
SSW
10
SW
5
W
0
NW
5
NNE
5
NNE
10
NNE
10
NNE
5
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onglasscross-
off		offoffoffcross-
off		glasscross-
on		glassglassoffoffoffoffoncross-
on		crossglassglasscross-
off		cross-
off		offglass
High Tide
/ height (m)
9:50PM
2.12
10:29AM
1.80
10:48PM
2.07
11:34AM
1.79
11:47PM
2.08
Low Tide
/ height (m)
3:27PM
0.79
4:26AM
0.75
4:26PM
0.85
5:27AM
0.73
5:27PM
0.86
6:24AM
0.67
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Sunrise------6:01-------6:01-------6:01-
Sunset5:37-------5:37-------5:37-------
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C292725242323262929272524232326282826262524232729
Feels °C (?)313027252424273131302726252528292928292826252931
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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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.

View detailed surf forecast for Islita at:
surf-forecast.com

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