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Surf Forecasts:
Damas Rivermouth surfForecast / Golfo de Nicoya / Costa Rica
48hr Weather and Surf, issued 11 am Sunday 07 Dec 2025 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
28.3° C
(Which is slightly warmer than usual)How big are the waves at Damas Rivermouth today?
The current surf forecast for Damas Rivermouth at 2PM is: 0.3m 18s primary swell from a South-southwest direction and 0.8m 6s secondary swell from a South-southwest direction, 0.4m 12s secondary swell from a Southwest direction (forecast issued at 11:00am December 07). The wind direction is predicted to be onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Dec) | 1.5ft (0.4m) | 12s |
| Afternoon (07 Dec) | 1ft (0.3m) | 18s |
| Evening (07 Dec) | 1.5ft (0.4m) | 16s |
Table - waves today at Damas Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 07 | Monday 08 | Tuesday 09 | Wednesday 10 | |||||||||||||||||||||
| 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 | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 18 | 18 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 38 | 39 | 61 | 60 | 89 | 147 | 146 | 146 | 191 | 228 | 246 | 242 | 242 | 239 | 289 | 269 | 201 | 257 | 253 | 253 | 149 | 189 | 189 | 148 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | glass | cross | cross- off | cross- off | cross- off | glass | cross- on | cross- on | glass | glass | glass | cross- off | cross- off | glass | cross- on | cross- on | glass | glass | glass | cross- off | cross- off |
High Tide / height (m) | 4:29PM 2.74 | 4:43AM 2.85 | 5:21PM 2.71 | 5:34AM 2.71 | 6:13PM 2.64 | |||||||||||||||||||
Low Tide / height (m) | 10:14AM -0.09 | 10:32PM 0.20 | 11:03AM -0.01 | 11:26PM 0.30 | 11:54AM 0.11 | 12:21AM 0.42 | ||||||||||||||||||
Sunday 07 | Monday 08 | Tuesday 09 | Wednesday 10 | |||||||||||||||||||||
| Sunrise | 5:39 | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:41 |
| Sunset | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:16 | - | - | - | - | - |
 | |  |  |  | | | |  | | |  |  | | | | | | | | | | | | |
Rain (mm) | - | - | 1 | - | - | - | - | - | - | - | 1 | 2 | 2 | - | - | - | - | - | 2 | 2 | 1 | 1 | - | - |
| Temp. °C | 27 | 28 | 27 | 26 | 25 | 24 | 24 | 24 | 27 | 27 | 27 | 26 | 25 | 24 | 23 | 23 | 26 | 27 | 26 | 25 | 25 | 24 | 23 | 22 |
| Feels °C (?) | 30 | 30 | 30 | 30 | 28 | 27 | 27 | 27 | 31 | 30 | 31 | 30 | 29 | 28 | 26 | 25 | 30 | 30 | 29 | 29 | 29 | 27 | 25 | 23 |
- 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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