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Surf Forecasts:
Dewata surfForecast / West / Sri Lanka
48hr Weather and Surf, issued 10 pm 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
29.7° C
(Which is slightly warmer than usual)How big are the waves at Dewata today?
The current surf forecast for Dewata at 4AM is: 2.5m 8s primary swell from a Southwest direction and 0.9m 14s secondary swell from a South-southwest direction, 0.2m 18s secondary swell from a South direction (forecast issued at 10:30pm May 14). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 8ft (2.5m) | 8s |
| Afternoon (15 May) | 7.5ft (2.3m) | 8s |
| Evening (15 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 90mm), heaviest during Fri morning. Warm (max 29°C on Sun afternoon, min 27°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||||||
Thu 14 | Friday 15 | Saturday 16 | Sunday 17 | |||||||||||||||||||||
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 |   |    |    |    | ||||||||||||||||||||
SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | SW 8 | SW 8 | SW 8 | SSW 8 | SSW 13 | SSW 8 | WSW 7 | SSW 14 | SSW 8 | SSW 8 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | |
692 | 800 | 875 | 925 | 878 | 783 | 678 | 770 | 672 | 604 | 452 | 429 | 407 | 253 | 232 | 257 | 339 | 331 | 181 | 187 | 599 | 774 | 644 | 614 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | on | on | on | on | cross-on | cross-on | |
High Tide | 1:09AM0.46m | 1:34PM0.65m | 1:47AM0.48m | 2:10PM0.67m | 2:23AM0.49m | 2:46PM0.67m | ||||||||||||||||||
Low Tide | 7:25PM0.12m | 6:50AM0.07m | 7:54PM0.09m | 7:25AM0.04m | 8:24PM0.06m | 8:01AM0.02m | ||||||||||||||||||
 | |  | |  |  | | | | | | | | | | | | | | | | | | | |
 | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — |
 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 |
8 | 6 | 4 | 6 | 9 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 4 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 1 | 1 | |
Temp °C | 27 | 28 | 27 | 27 | 27 | 28 | 27 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 28 |
27 | 28 | 26 | 26 | 26 | 28 | 27 | 28 | 29 | 29 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 29 | 29 | 29 | 30 | 30 | |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 13 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 8 | SW 8 | SW 8 | SSW 13 | S 14 | SSW 13 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 12 | SW 7 | SSW 12 | SSW 12 |
 kJ | 239 | 366 | 304 | 308 | 327 | 336 | 341 | 596 | 547 | 507 | 299 | 377 | 295 | 253 | 196 | 257 | 215 | 210 | 181 | 187 | 599 | 276 | 644 | 614 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SE 8 | — | S 18 | SSW 14 | S 10 | SE 10 | SSW 14 | S 16 | SSW 13 | SSW 10 | S 10 | S 10 | SSW 13 | SSW 13 | SSW 13 | W 7 | W 7 | W 7 | W 7 | W 7 | SSW 15 | W 7 | W 6 |
| kJ | 149 | 3 | — | 25 | 425 | 2 | 4 | 327 | 496 | 170 | 36 | 18 | 53 | 232 | 232 | 232 | 130 | 110 | 110 | 110 | 89 | 44 | 43 | 52 |
Swell 3 Height (m) Direction Period (s) | SE 8 | S 20 | — | SE 10 | S 18 | SE 10 | SE 10 | SE 10 | SE 10 | S 16 | SE 9 | SE 10 | SE 9 | SW 13 | S 10 | ESE 9 | SSW 13 | SSW 14 | S 12 | S 12 | SSW 15 | SSW 21 | SSW 21 | SW 20 |
| kJ | 3 | 8 | — | 4 | 25 | 4 | 4 | 4 | 4 | 177 | 3 | 4 | 3 | 87 | 108 | 8 | 295 | 331 | 139 | 139 | 42 | 45 | 44 | 98 |
Wind waves Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | SW 8 | SW 8 | SW 8 | WSW 7 | WSW 7 | W 7 | WSW 7 | WSW 7 | W 7 | WSW 7 | WSW 7 | SSW 12 | W 7 | W 6 |
| kJ | 692 | 800 | 875 | 925 | 878 | 783 | 678 | 770 | 672 | 604 | 452 | 429 | 407 | 186 | 161 | 152 | 339 | 290 | 153 | 62 | 66 | 774 | 104 | 100 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 195 | 195 | 159 | 201 | 201 | 201 | 195 | 201 | 201 | 202 | 202 | 202 | 202 | 1947 | 2004 | 2033 | 359 | 359 | 359 | 866 | 733 | 662 | 866 | 866 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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