Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Backwash surfForecast / Golfo Dulce / Costa Rica
48hr Weather and Surf, issued 5 am Monday 22 Dec 2025 CSTForecast 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
28.7° C
(Which is normal for this time of year)How big are the waves at Backwash today?
The current surf forecast for Backwash at 12PM is: 0.7m 11s primary swell from a South direction and 0.4m 13s secondary swell from a Southwest direction (forecast issued at 05:00am December 22). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Dec) | 2.5ft (0.7m) | 11s |
| Afternoon (22 Dec) | 2.5ft (0.7m) | 11s |
| Evening (22 Dec) | 2ft (0.6m) | 11s |
Table - waves today at Backwash. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 22 | Tuesday 23 | Wednesday 24 | Thu 25 | |||||||||||||||||||||
| 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 15 | 10 | 14 | 14 | 14 | 13 | 10 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 149 | 114 | 112 | 110 | 110 | 79 | 79 | 78 | 75 | 72 | 72 | 71 | 69 | 69 | 68 | 82 | 80 | 32 | 30 | 46 | 28 | 44 | 44 | 44 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | glass | cross- on | cross | cross- off | cross- off | off | off | cross- off | glass | cross | cross- off | cross- off | off | off | off | cross- off | glass | cross | cross | cross- off | off | off |
High Tide / height (m) | 3:54AM 2.76 | 4:30PM 2.65 | 4:31AM 2.74 | 5:07PM 2.67 | 5:09AM 2.70 | 5:44PM 2.68 | ||||||||||||||||||
Low Tide / height (m) | 10:14AM 0.34 | 10:27PM 0.66 | 10:50AM 0.36 | 11:06PM 0.68 | 11:25AM 0.41 | 11:46PM 0.71 | ||||||||||||||||||
Monday 22 | Tuesday 23 | Wednesday 24 | Thu 25 | |||||||||||||||||||||
| Sunrise | - | 5:41 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:43 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 5:20 | - | - | - | - | - | - | - | 5:21 | - | - | - | - | - | - | - | 5:21 | - | - | - |
 |  | | | |  | | | | | | |  | | | | | | | | |  | | | |
Rain (mm) | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 23 | 25 | 27 | 27 | 26 | 25 | 24 | 24 | 23 | 26 | 28 | 27 | 26 | 25 | 24 | 24 | 23 | 26 | 27 | 27 | 26 | 25 | 24 |
| Feels °C (?) | 28 | 26 | 29 | 30 | 29 | 29 | 29 | 27 | 27 | 25 | 29 | 31 | 28 | 29 | 28 | 27 | 27 | 25 | 30 | 30 | 29 | 29 | 28 | 27 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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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.
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