Diria surfForecast / Guanacaste / Costa Rica

information circle48hr Weather and Surf, issued 5 pm Thursday 02 Apr 2026 CST
Forecast 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
28.5° C
(Which is slightly warmer than usual)

How big are the waves at Diria today?

The current surf forecast for Diria at 8PM is: 1.6m 18s primary swell from a South-southwest direction and 0.4m 13s secondary swell from a Southwest direction (forecast issued at 05:00pm April 02). The wind direction is predicted to be offshore and the swell rating is 4.

Time (CST) & DateWave HeightWave Period
Morning (02 Apr)--
Afternoon (02 Apr)3.5ft (1.1m)18s
Evening (02 Apr)5ft (1.6m)18s

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


Updates in  hr  min  s Forecast update imminent
Thursday
02
Friday
03
Saturday
04
Sunday
05
3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM
Rating
(10 max)
0
1
4
4
4
4
4
3
1
2
4
4
4
4
4
2
1
1
3
3
3
3
3
1
Swell
Height Map
Wave Height (m) & direction (?)
1.1
SSW
0.4
SW
1.6
SSW
1.6
SSW
1.6
SSW
1.7
SSW
1.8
SSW
1.8
SSW
1.8
SSW
1.8
SSW
1.7
SSW
1.7
SSW
1.6
SSW
1.6
SSW
1.6
SSW
1.6
SSW
1.6
SSW
1.5
SSW
1.5
SSW
1.5
SSW
1.4
SSW
1.4
SSW
1.4
SSW
1.3
SSW
Period(s) (?)181418171717161616161616151515151515151414141414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)86351144715601541172816161557155715571393135810921035103510591059924886874763752742597
Wind
(km/h)
15
SW
15
SE
10
ESE
10
E
10
ENE
10
ENE
10
ENE
10
W
20
WSW
15
SSW
5
SSE
15
E
10
ENE
10
ENE
15
ENE
10
WNW
20
WSW
15
SSW
15
S
10
E
10
ENE
10
ENE
15
NE
15
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
off
offoffoffcross-
off
cross-
off
ononcross-
on
cross-
off
offoffoffcross-
off
oncross-
on
crosscross-
off
offoffoffcross-
off
cross-
on
High Tide
/ height (m)
3:04PM
2.50
3:28AM
2.33
3:40PM
2.51
4:05AM
2.31
4:16PM
2.48
4:41AM
2.26
Low Tide
/ height (m)
9:21PM
0.20
9:30AM
0.29
9:58PM
0.18
10:06AM
0.31
10:34PM
0.20
10:41AM
0.36
Thursday
02
Friday
03
Saturday
04
Sunday
05
Sunrise-----5:39-------5:39-------5:37--
Sunset5:53-------5:53-------5:53-------
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
thunderstorm
clear
clear
clear
clear
Rain (mm)
141----------------1----
Temp. °C292726262525283129282827262629312929292826262931
Feels °C (?)302928292727293329293128282930322931323027283032
  • 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

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 Diria 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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