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Surf Forecasts:
Dewata surfForecast / West / Sri Lanka
48hr Weather and Surf, issued 4 am Thursday 14 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
29.9° C
(Which is slightly warmer than usual)How big are the waves at Dewata today?
The current surf forecast for Dewata at 10AM is: 2.3m 8s primary swell from a Southwest direction and 0.1m 9s secondary swell from a Southeast direction, 2.2m 8s secondary swell from a West-southwest direction (forecast issued at 04:30am May 14). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 7.5ft (2.3m) | 8s |
| Afternoon (14 May) | 7ft (2.1m) | 8s |
| Evening (14 May) | 7ft (2.2m) | 8s |
Table - waves today at Dewata. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 92mm), heaviest during Sat night. Warm (max 29°C on Sat morning, min 26°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 14 | Friday 15 | Saturday 16 | ||||||||||||||||||||||
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 | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | SW 8 | SSW 13 | SSW 13 | SSW 8 | SSW 10 | SSW 10 | SSW 14 | |
567 | 596 | 645 | 706 | 593 | 608 | 650 | 634 | 719 | 746 | 808 | 808 | 719 | 678 | 581 | 547 | 520 | 416 | 295 | 1093 | 232 | 331 | 290 | 331 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | 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 | on | |
High Tide | 00:29AM0.43m | 12:58PM0.60m | 1:09AM0.46m | 1:34PM0.65m | 1:47AM0.48m | 2:10PM0.67m | ||||||||||||||||||
Low Tide | 6:16AM0.11m | 7:25PM0.12m | 6:50AM0.07m | 7:54PM0.09m | 7:25AM0.04m | 8:24PM0.06m | ||||||||||||||||||
 | |  | | |  |  | | | | | | | | | | | | | | | | | | |
 | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — |
4 | 4 | 3 | 3 | 4 | 6 | 6 | 5 | 2 | 1 | 5 | 2 | 4 | 5 | 5 | 4 | 3 | 2 | 2 | 2 | 2 | 4 | 6 | 7 | |
Temp °C | 27 | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 27 | 26 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 29 | 28 | 28 | 27 | 27 |
29 | 30 | 30 | 29 | 29 | 27 | 30 | 28 | 27 | 28 | 28 | 28 | 29 | 27 | 29 | 28 | 29 | 28 | 31 | 31 | 29 | 29 | 28 | 28 | |
Swell 1 Height (m) Direction Period (s) | SW 8 | SSW 13 | SW 8 | SW 8 | S 14 | SSW 14 | SSW 14 | S 13 | S 13 | S 13 | SSW 14 | SSW 14 | SSW 14 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SSW 8 | SSW 13 | SSW 8 | SSW 10 | W 7 | SSW 8 |
 kJ | 567 | 321 | 645 | 706 | 405 | 313 | 243 | 366 | 361 | 361 | 327 | 336 | 341 | 678 | 581 | 547 | 463 | 416 | 181 | 1093 | 232 | 331 | 134 | 159 |
Swell 2 Height (m) Direction Period (s) | S 16 | S 15 | S 15 | SE 9 | SE 8 | SSW 16 | SSW 16 | SE 8 | — | S 18 | S 10 | S 10 | SE 10 | SSW 14 | SSW 16 | SSW 13 | S 14 | S 14 | SSW 13 | SE 10 | SSW 13 | SSW 13 | SSW 10 | W 7 |
| kJ | 134 | 163 | 215 | 3 | 3 | 149 | 149 | 3 | — | 25 | 2 | 2 | 4 | 331 | 406 | 170 | 372 | 377 | 295 | 4 | 229 | 232 | 276 | 107 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SSW 18 | SE 8 | — | SE 8 | SE 8 | S 20 | — | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | S 16 | S 10 | S 10 | S 10 | SW 13 | SSW 13 | SE 9 | SSW 13 | SSW 14 |
| kJ | 62 | 31 | 31 | 3 | — | 3 | 3 | 8 | — | 4 | 4 | 4 | 4 | 4 | 4 | 179 | 18 | 18 | 53 | 87 | 120 | 3 | 290 | 331 |
Wind waves Height (m) Direction Period (s) | WSW 8 | SW 8 | WSW 8 | WSW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | WNW 7 | WNW 8 | W 8 | WSW 8 | W 7 | WSW 7 | W 7 | W 7 | W 7 | SW 7 | WSW 7 |
| kJ | 512 | 596 | 627 | 643 | 593 | 608 | 650 | 634 | 719 | 746 | 808 | 808 | 719 | 252 | 234 | 258 | 520 | 209 | 181 | 74 | 131 | 134 | 126 | 131 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 201 | 202 | 202 | 354 | 195 | 195 | 159 | 159 | 201 | 195 | 201 | 202 | 201 | 195 | 159 | 866 | 202 | 202 | 202 | 201 | 1922 | 961 | 866 | 866 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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