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Surf Forecasts:
Dewata surfForecast / West / Sri Lanka
48hr Weather and Surf, issued 4 pm Tuesday 09 Dec 2025 +0530Forecast update in hr min s Forecast update imminent
Dewata surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dewata sea temperature is
28.3° C
(Which is normal for this time of year)How big are the waves at Dewata today?
The current surf forecast for Dewata at 11PM is: 0.8m 13s primary swell from a South-southwest direction and 0.1m 7s secondary swell from a East direction (forecast issued at 04:30pm December 09). An open ocean swell of 0.4m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Dec) | - | - |
| Afternoon (09 Dec) | 2.5ft (0.7m) | 14s |
| Evening (09 Dec) | 2.5ft (0.8m) | 13s |
Table - waves today at Dewata. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 09 | Wednesday 10 | Thursday 11 | Friday 12 | |||||||||||||||||||||
| 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 161 | 158 | 204 | 204 | 201 | 156 | 156 | 161 | 175 | 226 | 223 | 207 | 201 | 232 | 232 | 195 | 173 | 178 | 157 | 155 | 152 | 113 | 81 | 79 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross | glass | cross- off | cross- off | glass | cross- off | on | on | glass | off | glass | cross- off | cross- off | cross | cross- on | on | glass | cross | cross- off | cross- off | cross- off | glass | cross- on |
High Tide / height (m) | 5:17PM 0.55 | 5:05AM 0.60 | 6:11PM 0.53 | 5:39AM 0.55 | 7:18PM 0.52 | 6:19AM 0.50 | ||||||||||||||||||
Low Tide / height (m) | 10:51PM 0.27 | 11:37AM 0.20 | 11:40PM 0.33 | 12:24PM 0.23 | 12:48AM 0.38 | |||||||||||||||||||
Tuesday 09 | Wednesday 10 | Thursday 11 | Friday 12 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - |
| Sunset | - | 5:53 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - |
 | |  |  |  | | | |  | |  | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | 1 | - | - | - | - | 2 | 3 | 7 | 4 | 2 | - | - | 1 | 2 | 2 | 1 | 1 | 1 | - | - | - |
| Temp. °C | 27 | 27 | 26 | 24 | 24 | 24 | 26 | 27 | 26 | 26 | 24 | 24 | 24 | 24 | 25 | 27 | 26 | 26 | 26 | 25 | 24 | 24 | 25 | 27 |
| Feels °C (?) | 30 | 31 | 30 | 25 | 27 | 28 | 30 | 30 | 29 | 30 | 28 | 29 | 28 | 27 | 29 | 30 | 30 | 30 | 29 | 28 | 28 | 27 | 29 | 31 |
- 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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