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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:
Damas Rivermouth surfForecast / Golfo de Nicoya / Costa Rica
48hr Weather and Surf, issued 5 pm Sunday 04 Jan 2026 CSTForecast update in hr min s Forecast update imminent
Damas Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Damas Rivermouth sea temperature is
29.0° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Damas Rivermouth today?
The current surf forecast for Damas Rivermouth at 12AM is: 0.8m 15s primary swell from a South-southwest direction and 0.5m 6s secondary swell from a South direction (forecast issued at 05:00pm January 04). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Jan) | - | - |
| Afternoon (05 Jan) | 1.5ft (0.5m) | 15s |
| Evening (05 Jan) | 2ft (0.6m) | 15s |
Table - waves today at Damas Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 04 | Monday 05 | Tuesday 06 | Wednesday 07 | |||||||||||||||||||||
| 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) (?) | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 128 | 125 | 169 | 242 | 239 | 236 | 229 | 173 | 163 | 158 | 154 | 151 | 151 | 151 | 192 | 145 | 86 | 83 | 82 | 82 | 82 | 94 | 81 | 81 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | glass | glass | cross- off | cross- off | cross- off | glass | on | on | cross- on | glass | cross- off | off | cross- off | glass | on | on | glass | glass | cross- off | off | cross- off | glass | on |
High Tide / height (m) | 3:27PM 2.70 | 3:41AM 2.86 | 4:17PM 2.76 | 4:30AM 2.81 | 5:05PM 2.78 | 5:17AM 2.71 | ||||||||||||||||||
Low Tide / height (m) | 9:30PM 0.22 | 10:01AM -0.04 | 10:22PM 0.22 | 10:47AM -0.00 | 11:11PM 0.27 | 11:32AM 0.10 | ||||||||||||||||||
Sunday 04 | Monday 05 | Tuesday 06 | Wednesday 07 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - |
| Sunset | 5:29 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - | - | - |
 |  | |  |  |  | | | | | | |  | | | | | | | | | | | | |
Rain (mm) | - | 1 | 1 | 1 | - | - | - | - | - | 2 | 2 | 1 | - | - | - | - | - | 1 | 1 | 1 | - | - | - | - |
| Temp. °C | 28 | 26 | 26 | 25 | 24 | 24 | 27 | 28 | 28 | 26 | 26 | 24 | 24 | 23 | 27 | 28 | 28 | 26 | 25 | 24 | 24 | 23 | 27 | 27 |
| Feels °C (?) | 31 | 30 | 30 | 28 | 26 | 26 | 30 | 30 | 31 | 30 | 30 | 27 | 26 | 25 | 30 | 30 | 31 | 30 | 29 | 26 | 26 | 24 | 30 | 29 |
- 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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