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Surf Forecasts:
Scardog Reef surfForecast / Guanacaste / Costa Rica
48hr Weather and Surf, issued 5 pm Friday 20 Mar 2026 CSTForecast update in hr min s Forecast update imminent
Scardog Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Scardog Reef sea temperature is
28.5° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Scardog Reef today?
The current surf forecast for Scardog Reef at 1AM is: 0.8m 14s primary swell from a Southwest direction and 0.6m 13s secondary swell from a South direction (forecast issued at 05:00pm March 20). The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | 2.5ft (0.7m) | 13s |
| Afternoon (21 Mar) | 2ft (0.6m) | 14s |
| Evening (21 Mar) | 2ft (0.6m) | 15s |
Table - waves today at Scardog Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| 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) (?) | 14 | 15 | 14 | 14 | 14 | 15 | 13 | 14 | 14 | 14 | 15 | 15 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 20 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 265 | 212 | 297 | 251 | 251 | 209 | 167 | 203 | 160 | 125 | 155 | 167 | 176 | 250 | 312 | 232 | 232 | 246 | 222 | 218 | 205 | 155 | 150 | 186 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 3:45PM 2.66 | 4:07AM 2.45 | 4:25PM 2.71 | 4:50AM 2.44 | 5:08PM 2.70 | 5:35AM 2.38 | ||||||||||||||||||
Low Tide / height (m) | 10:01PM 0.07 | 10:10AM 0.11 | 10:43PM 0.03 | 10:52AM 0.11 | 11:28PM 0.06 | 11:37AM 0.17 | ||||||||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:46 | - | - | - | - | - | - | - | 5:46 | - | - |
| Sunset | 5:53 | - | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - |
 |  | | | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 31 | 30 | 28 | 27 | 27 | 25 | 27 | 30 | 33 | 31 | 27 | 26 | 25 | 24 | 26 | 29 | 32 | 31 | 27 | 26 | 25 | 24 | 26 | 29 |
| Feels °C (?) | 31 | 30 | 30 | 26 | 24 | 19 | 21 | 25 | 29 | 27 | 24 | 23 | 21 | 19 | 20 | 25 | 29 | 29 | 26 | 24 | 22 | 21 | 23 | 27 |
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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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