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Surf Forecasts:

Backwash surfForecast / Golfo Dulce / Costa Rica

information circle48hr Weather and Surf, issued 5 am Thursday 19 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
30.5° C
 (Which is slightly warmer than usual)

How big are the waves at Backwash today?

The current surf forecast for Backwash at 10AM is: 1.0m 12s primary swell from a South-southwest direction and 0.6m 16s secondary swell from a South direction (forecast issued at 05:00am March 19). The wind direction is predicted to be glassy and the swell rating is 2.

Time (CST) & DateWave HeightWave Period
Morning (19 Mar)3.5ft (1.0m)12s
Afternoon (19 Mar)3ft (0.9m)12s
Evening (19 Mar)4ft (1.2m)14s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Thursday
19
Friday
20
Saturday
21
Sun
22
3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM
Rating
(10 max)
2
2
2
1
1
2
2
2
2
2
2
1
1
2
2
2
2
1
2
1
1
2
2
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.1
SSW
1
SSW
1
SSW
0.9
SSW
0.9
SSW
0.9
SSW
1.2
SSW
1.1
SSW
1.1
SSW
1.1
SSW
1.1
SSW
1.1
SSW
1
SSW
1
SSW
0.9
SSW
1
SSW
1
SSW
0.9
SSW
0.8
SSW
0.8
SSW
0.7
S
0.8
S
1.1
S
1.1
S
Period(s) (?)131312121215141414141313131313131313121215151414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)390307292263231355565536529500458451372372303361356289208195212272508453
Wind
(km/h)
5
N
5
N
0
NNW
15
SSW
15
SW
5
WSW
5
WSW
5
NW
5
NNE
5
NE
5
E
10
SSW
15
SSW
5
WSW
0
SE
5
NE
5
NE
5
NE
5
E
10
S
15
SSW
5
SW
5
NW
5
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
off		glasscrosscrosscross-
off		cross-
off		glassglassglassglasscross-
on		crossglassglassglassglasscrossglasscross-
on		crosscross-
off		glassglass
High Tide
/ height (m)
2:48AM
2.88
3:07PM
3.12
3:28AM
2.99
3:45PM
3.23
4:08AM
3.03
4:24PM
3.27
Low Tide
/ height (m)
8:54AM
0.27
9:21PM
0.17
9:32AM
0.18
10:00PM
0.06
10:11AM
0.15
10:41PM
0.03
Thursday
19
Friday
20
Saturday
21
Sun
22
Sunrise-5:37-------5:37-------5:37------
Sunset----5:44-------5:43-------5:43---
clear
thunderstorm
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
thunderstorm
clear
clear
thunderstorm
thunderstorm
rain showers
rain showers
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
Rain (mm)
-1--1112221--1131-----11
Temp. °C252427282828272625252728292726252524272828282625
Feels °C (?)292731303031313029283030313030282827313029313029
  • 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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