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Surf Forecasts:
Dewata surfForecast / West / Sri Lanka
48hr Weather and Surf, issued 10 pm Saturday 23 May 2026 +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
29.4° C
(Which is slightly warmer than usual)How big are the waves at Dewata today?
The current surf forecast for Dewata at 5AM is: 0.9m 13s primary swell from a South-southwest direction and 0.4m 9s secondary swell from a South-southeast direction, 1.4m 7s secondary swell from a West-southwest direction (forecast issued at 10:30pm May 23). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | 3ft (0.9m) | 13s |
| Afternoon (24 May) | 2.5ft (0.8m) | 13s |
| Evening (24 May) | 5ft (1.6m) | 6s |
Table - waves today at Dewata. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 80mm), heaviest during Mon morning. Warm (max 28°C on Sat night, min 27°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 23 | Sunday 24 | Monday 25 | Tuesday 26 | |||||||||||||||||||||
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 | 2 PM | 5 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | SSW 17 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | |
401 | 317 | 312 | 307 | 303 | 286 | 242 | 218 | 177 | 207 | 220 | 237 | 248 | 313 | 547 | 329 | 950 | 714 | 696 | 929 | 917 | 1012 | 948 | 911 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | on | on | on | cross-on | |
High Tide | 6:38PM0.39m | 9:13AM0.39m | 8:10PM0.34m | 10:49AM0.43m | 10:12PM0.33m | 11:47AM0.47m | ||||||||||||||||||
Low Tide | 1:37AM0.16m | 3:02PM0.29m | 3:10AM0.16m | 5:12PM0.26m | 4:29AM0.15m | |||||||||||||||||||
 |  |  | |  | | | | | | |  |  | | | | | | | | | | | | |
 | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — |
 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:17 |
1 | — | — | 1 | 2 | 2 | 3 | 2 | 2 | 5 | 6 | 6 | 8 | 5 | 2 | 2 | 5 | 6 | 4 | 4 | 3 | 4 | 4 | 3 | |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 |
31 | 31 | 30 | 29 | 29 | 29 | 30 | 30 | 30 | 28 | 28 | 29 | 29 | 28 | 30 | 30 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 27 | |
Swell 1 Height (m) Direction Period (s) | WSW 7 | WSW 7 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 17 | SSW 18 | SSW 18 | WSW 6 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 |
 kJ | 225 | 192 | 312 | 307 | 303 | 286 | 242 | 218 | 157 | 152 | 150 | 150 | 150 | 313 | 547 | 329 | 170 | 714 | 696 | 929 | 917 | 1012 | 948 | 911 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | SSW 13 | SSE 9 | SSE 9 | S 18 | SSW 18 | SSE 8 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 12 | SSW 12 | SSW 12 | SSW 17 | S 11 | S 11 | — | SE 10 | W 9 | S 22 | S 6 |
| kJ | 401 | 317 | 31 | 30 | 6 | 31 | 13 | 61 | 61 | 97 | 85 | 149 | 146 | 150 | 111 | 150 | 950 | 86 | 86 | — | 4 | 41 | 9 | 81 |
Swell 3 Height (m) Direction Period (s) | SSE 10 | — | — | SW 18 | SW 18 | SSW 18 | SSW 18 | SSW 18 | SSE 7 | SSE 8 | SSW 19 | SSW 20 | SSW 19 | SE 8 | SE 8 | SSW 15 | SSE 7 | SSE 7 | — | — | — | — | — | SSW 22 |
| kJ | 9 | — | — | 13 | 13 | 31 | 31 | 61 | 5 | 27 | 72 | 75 | 122 | 17 | 17 | 181 | 20 | 20 | — | — | — | — | — | 45 |
Wind waves Height (m) Direction Period (s) | W 7 | W 7 | WSW 7 | WSW 7 | WSW 7 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | SW 6 | SW 6 | SW 6 | WSW 6 |
| kJ | 276 | 272 | 176 | 191 | 166 | 183 | 177 | 201 | 177 | 207 | 220 | 237 | 248 | 216 | 209 | 181 | 182 | 170 | 176 | 176 | 195 | 190 | 216 | 123 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 201 | 202 | 202 | 202 | 202 | 201 | 201 | 201 | 202 | 202 | 202 | 202 | 202 | 1820 | 1829 | 1820 | 202 | 661 | 661 | 202 | 661 | 1954 | 866 | 1144 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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