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Surf Forecasts:

Backwash surfForecast / Golfo Dulce / Costa Rica

information circle48hr Weather and Surf, issued 11 am Tuesday 10 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
30.3° 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 18s primary swell from a South-southwest direction and 0.9m 12s secondary swell from a South-southwest direction (forecast issued at 11:00am March 10). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (CST) & DateWave HeightWave Period
Morning (10 Mar)4ft (1.2m)20s
Afternoon (10 Mar)4.5ft (1.4m)18s
Evening (10 Mar)5ft (1.6m)18s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
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
4
4
4
4
4
3
3
4
3
4
4
4
3
1
1
3
3
2
2
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.2
SSW
1.3
SSW
1.4
SSW
1.6
SSW
1.6
SSW
1.5
SSW
1.6
SSW
1.7
SSW
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
Period(s) (?)202018181818181717161616161616161514141415161615
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1100117112951556153913391561167616181543124512141199125711841154996742638732115112451041833
Wind
(km/h)
5
NNW
10
SW
20
SW
10
W
5
NW
5
NE
5
NNE
5
N
0
SSE
10
SSW
15
SW
10
WSW
5
NW
5
N
10
N
5
NNE
5
E
10
SSW
15
SSW
5
W
5
NNW
5
ENE
5
NE
5
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscrosscrosscross-
off		glassglassglassglassglasscrosscrosscross-
off		offcross-
off		cross-
off		cross-
off		glasscross-
on		cross-
on		cross-
off		glasscross-
on		crosscross
High Tide
/ height (m)
7:03AM
2.36
7:17PM
2.46
7:50AM
2.19
8:06PM
2.30
8:51AM
2.05
9:10PM
2.19
Low Tide
/ height (m)
1:03PM
0.83
1:41AM
0.80
1:50PM
1.00
2:38AM
0.94
2:51PM
1.13
3:50AM
1.01
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Sunrise5:41------5:41-------5:41-------5:41
Sunset--5:44-------5:44-------5:44-----
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
clear
clear
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
part cloud
part cloud
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
Rain (mm)
-----11-----11-----1221-
Temp. °C272929282726252527282928262625252728292726262524
Feels °C (?)303130313130292931313131293029293130313130302927
  • 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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