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Backwash Surf Forecast
/ Golfo Dulce (13 surf breaks) /
Surf Forecasts:
Backwash surfForecast / Golfo Dulce / Costa Rica
48hr Weather and Surf, issued 5 pm Sunday 22 Mar 2026 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
30.1° C
(Which is slightly warmer than usual)How big are the waves at Backwash today?
The current surf forecast for Backwash at 10PM is: 1.0m 12s primary swell from a South direction and 0.4m 17s secondary swell from a South-southwest direction (forecast issued at 05:00pm March 22). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Mar) | - | - |
| Afternoon (22 Mar) | 3.5ft (1.1m) | 13s |
| Evening (22 Mar) | 3.5ft (1.0m) | 13s |
Table - waves today at Backwash. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| 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 | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 15 | 15 | 14 | 18 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 16 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 421 | 339 | 329 | 304 | 244 | 240 | 240 | 189 | 189 | 189 | 222 | 222 | 165 | 156 | 189 | 187 | 184 | 139 | 229 | 215 | 202 | 198 | 173 | 152 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | glass | cross- off | cross | glass | glass | cross- on | cross | cross- off | glass | glass | glass | glass | glass | cross | cross- on | cross | glass | glass | glass | glass | glass | cross |
High Tide / height (m) | 5:06PM 3.23 | 5:34AM 2.93 | 5:51PM 3.10 | 6:22AM 2.78 | 6:40PM 2.92 | 7:17AM 2.61 | ||||||||||||||||||
Low Tide / height (m) | 11:24PM 0.07 | 11:37AM 0.28 | 12:11AM 0.19 | 12:26PM 0.43 | 1:03AM 0.36 | |||||||||||||||||||
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:33 | - | - |
| Sunset | 5:43 | - | - | - | - | - | - | - | 5:43 | - | - | - | - | - | - | - | 5:43 | - | - | - | - | - | - | - |
 |  | |  | |  |  |  | |  |  | | | | | | | | | | | | | | |
Rain (mm) | - | 1 | 5 | 2 | 1 | 1 | 1 | - | - | - | - | - | 1 | 1 | - | - | - | - | - | 2 | 1 | 1 | 1 | - |
| Temp. °C | 29 | 28 | 27 | 26 | 25 | 25 | 27 | 28 | 29 | 28 | 27 | 26 | 25 | 25 | 27 | 29 | 29 | 27 | 27 | 26 | 26 | 25 | 27 | 29 |
| Feels °C (?) | 30 | 31 | 31 | 29 | 28 | 29 | 31 | 30 | 31 | 31 | 31 | 30 | 29 | 29 | 31 | 31 | 30 | 30 | 32 | 30 | 30 | 28 | 30 | 32 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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