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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 Tuesday 28 Apr 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
30.3° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Backwash today?
The current surf forecast for Backwash at 11PM is: 1.2m 14s primary swell from a South-southwest direction and 0.1m 16s secondary swell from a West direction (forecast issued at 05:00pm April 28). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Apr) | - | - |
| Afternoon (28 Apr) | 4ft (1.2m) | 15s |
| Evening (28 Apr) | 4.5ft (1.3m) | 14s |
Table - waves today at Backwash. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 25mm), heaviest during Tue night. Warm (max 29°C on Tue afternoon, min 25°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 28 | Wednesday 29 | Thursday 30 | Fri 1 | |||||||||||||||||||||
3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | S 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | S 12 | S 13 | |
604 | 557 | 651 | 622 | 622 | 605 | 500 | 465 | 451 | 437 | 437 | 367 | 367 | 367 | 345 | 248 | 271 | 248 | 244 | 244 | 244 | 244 | 196 | 209 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-off | glassy | glassy | glassy | cross-off | glassy | cross | cross-off | cross-off | off | off | cross-off | cross-off | glassy | cross | cross-off | cross-off | off | off | off | cross-off | glassy | cross-off | |
High Tide | 12:36PM2.73m | 1:05AM2.56m | 1:20PM2.81m | 1:49AM2.64m | 1:59PM2.87m | 2:28AM2.70m | ||||||||||||||||||
Low Tide | 6:55PM0.56m | 7:06AM0.62m | 7:39PM0.44m | 7:48AM0.57m | 8:18PM0.35m | 8:27AM0.53m | ||||||||||||||||||
 |  | | | | | | | |  | | | | | | |  | | | | | | | | |
 | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — |
 | 5:42 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | 5:42 |
— | 1 | 7 | 5 | 2 | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | 1 | 3 | 3 | — | 1 | |
Temp °C | 29 | 28 | 27 | 26 | 26 | 25 | 27 | 29 | 29 | 28 | 27 | 26 | 26 | 25 | 28 | 28 | 29 | 28 | 27 | 26 | 26 | 26 | 28 | 29 |
32 | 32 | 32 | 31 | 31 | 29 | 31 | 32 | 31 | 31 | 31 | 30 | 30 | 29 | 33 | 30 | 31 | 31 | 31 | 30 | 30 | 30 | 33 | 32 | |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | S 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | S 12 | S 13 |
 kJ | 604 | 557 | 651 | 622 | 622 | 605 | 500 | 465 | 451 | 437 | 437 | 367 | 367 | 367 | 345 | 248 | 271 | 248 | 244 | 244 | 244 | 244 | 196 | 209 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | W 16 | W 16 | W 13 | W 16 | W 13 | WNW 16 | WNW 16 | S 16 | S 16 | S 16 | S 16 | S 16 | WNW 15 | SSW 14 | S 15 | S 15 | S 15 | WNW 16 | WNW 16 | WNW 16 | SSW 12 | SSW 12 |
| kJ | 55 | 39 | 20 | 5 | 3 | 5 | 3 | 25 | 25 | 44 | 20 | 20 | 20 | 20 | 21 | 68 | 17 | 17 | 17 | 24 | 24 | 24 | 57 | 55 |
Swell 3 Height (m) Direction Period (s) | W 15 | W 16 | W 19 | W 13 | W 16 | W 13 | W 16 | — | W 12 | WNW 16 | WNW 17 | W 14 | WNW 14 | WNW 14 | W 17 | WNW 15 | WNW 15 | WNW 15 | WNW 15 | S 15 | W 16 | W 16 | WNW 14 | WNW 14 |
| kJ | 17 | 19 | 7 | 3 | 5 | 3 | 5 | — | 3 | 25 | 29 | 16 | 21 | 21 | 6 | 21 | 21 | 21 | 22 | 17 | 5 | 5 | 19 | 18 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 3 | NW 8 | — | — | NW 7 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | — | — | 2 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 326 | 0 | 0 | 0 | 0 | 0 | 0 | 340 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 160 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Golfo Dulce | ||||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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