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Surf Forecasts:

Backwash surfForecast / Golfo Dulce / Costa Rica

information circle48hr Weather and Surf, issued 11 am Wednesday 11 Mar 2026 CST
Forecast update in hr  min  s Forecast update imminent
Backwash surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Backwash sea temperature is
30.2° C
 (Which is slightly warmer than usual)

How big are the waves at Backwash today?

The current surf forecast for Backwash at 6PM is: 1.6m 16s primary swell from a South-southwest direction and 0.6m 12s secondary swell from a South-southwest direction (forecast issued at 11:00am March 11). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (CST) & DateWave HeightWave Period
Morning (11 Mar)5.5ft (1.7m)17s
Afternoon (11 Mar)5ft (1.6m)16s
Evening (11 Mar)5ft (1.6m)16s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Wednesday
11
Thursday
12
Friday
13
Saturday
14
9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM
Rating
(10 max)
4
3
2
4
3
4
4
4
3
2
2
3
3
2
2
2
3
1
2
3
3
3
2
3
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.7
SSW
1.7
SSW
1.6
SSW
1.6
SSW
1.6
SSW
1.6
SSW
1.6
SSW
1.6
SSW
1.5
SSW
1.3
SSW
1.3
SSW
1.3
SSW
1.6
SSW
1.6
SSW
1.5
SSW
1.4
SSW
1.4
SSW
1.4
SSW
1.4
SSW
1.3
SSW
1.3
SSW
1.3
SSW
1.3
SSW
1.2
SSW
Period(s) (?)171616161616161615141414151616151514141414131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)16181543124512141199125711841154996742638732115112451041833811800789659613595586468
Wind
(km/h)
5
SE
10
SSW
20
SW
10
WSW
10
WNW
5
N
5
NNE
5
NNE
5
E
10
SSW
15
SSW
5
WSW
0
WSW
5
ENE
5
ENE
5
ENE
5
ESE
10
S
15
SSW
10
W
5
NW
5
NNE
5
NE
5
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscrosscrosscross-
off		offcross-
off		cross-
off		cross-
off		glasscrosscrosscross-
off		glasscrosscross-
on		crossglasscross-
on		crosscross-
off		offglasscrosscross-
off
High Tide
/ height (m)
7:50AM
2.19
8:06PM
2.30
8:51AM
2.05
9:10PM
2.19
10:10AM
2.01
10:28PM
2.17
Low Tide
/ height (m)
1:50PM
1.00
2:38AM
0.94
2:51PM
1.13
3:50AM
1.01
4:11PM
1.18
5:06AM
0.98
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunrise5:41------5:41-------5:41-------5:39
Sunset--5:44-------5:44-------5:44-----
part cloud
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
Rain (mm)
---1111----1311---------
Temp. °C272829282726252527282928262625242728292826262524
Feels °C (?)313030313030292931303132303029273129303129302827
  • 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 Backwash 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 Backwash at:
surf-forecast.com

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