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Surf Forecasts:
Dewata surfForecast / West / Sri Lanka
48hr Weather and Surf, issued 10 pm Sunday 24 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
29.2° C
(Which is normal for this time of year)How big are the waves at Dewata today?
The current surf forecast for Dewata at 4AM is: 1.5m 7s primary swell from a West-southwest direction and 0.7m 12s secondary swell from a South-southwest direction, 0.4m 16s secondary swell from a South-southwest direction (forecast issued at 10:30pm May 24). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 4.5ft (1.4m) | 7s |
| Afternoon (25 May) | 3ft (0.9m) | 18s |
| Evening (25 May) | 4.5ft (1.3m) | 17s |
Table - waves today at Dewata. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 99mm), heaviest during Wed morning. Warm (max 28°C on Sun night, min 27°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 24 | Monday 25 | Tuesday 26 | Wednesday 27 | |||||||||||||||||||||
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 12 | WSW 7 | 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 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | SSW 17 | SSW 16 | |
202 | 189 | 195 | 195 | 180 | 313 | 547 | 329 | 950 | 714 | 696 | 929 | 1051 | 1012 | 948 | 1168 | 773 | 752 | 731 | 624 | 685 | 1124 | 1024 | 1656 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | |
High Tide | 8:10PM0.34m | 10:49AM0.43m | 10:12PM0.33m | 11:47AM0.47m | 11:29PM0.35m | 12:25PM0.50m | ||||||||||||||||||
Low Tide | 3:10AM0.16m | 5:12PM0.26m | 4:29AM0.15m | 6:09PM0.22m | 5:26AM0.12m | |||||||||||||||||||
 | | | |  | | | | | | | | | | | | | | |  |  | | | | |
 | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — |
 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:19 |
3 | 3 | 5 | 3 | 5 | 2 | 2 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 2 | 3 | 4 | 7 | 6 | 9 | 5 | 7 | 4 | |
Temp °C | 27 | 27 | 27 | 28 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 |
29 | 29 | 28 | 30 | 28 | 30 | 30 | 30 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 30 | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 29 | |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 17 | SSW 18 | SSW 18 | SSW 17 | SW 6 | SW 6 | SW 6 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SW 6 | SSW 14 | SSW 14 | SSW 14 | SW 8 | SW 8 | SW 8 | SW 8 |
 kJ | 202 | 152 | 150 | 150 | 150 | 313 | 547 | 329 | 950 | 152 | 152 | 157 | 1051 | 1012 | 948 | 1168 | 177 | 752 | 731 | 624 | 469 | 507 | 502 | 515 |
Swell 2 Height (m) Direction Period (s) | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 16 | SSW 16 | SSW 16 | W 8 | W 8 | S 22 | SSW 22 | SSW 15 | S 20 | SSW 19 | SSW 18 | SSW 14 | SSW 18 | SSW 17 | SSW 16 |
| kJ | 61 | 97 | 85 | 149 | 146 | 150 | 111 | 150 | 70 | 714 | 696 | 929 | 35 | 35 | 9 | 45 | 773 | 198 | 387 | 552 | 624 | 1124 | 1024 | 1656 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | SSE 8 | SSW 19 | SSW 20 | SSW 19 | SSE 8 | SE 8 | SSW 15 | W 8 | S 11 | S 11 | SSE 7 | SSE 7 | — | — | SE 10 | SSW 20 | W 10 | W 10 | SE 9 | SSW 18 | SSW 14 | SSW 14 | — |
| kJ | 60 | 27 | 72 | 75 | 122 | 26 | 17 | 181 | 35 | 61 | 86 | 19 | 18 | — | — | 4 | 82 | 30 | 30 | 13 | 685 | 504 | 497 | — |
Wind waves Height (m) Direction Period (s) | 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 | SSW 6 | SW 6 | SW 6 | SW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 |
| kJ | 201 | 189 | 195 | 195 | 180 | 175 | 175 | 164 | 141 | 200 | 211 | — | 157 | 170 | 175 | 103 | 118 | 177 | 259 | 389 | 551 | 574 | 634 | 561 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 661 | 202 | 202 | 202 | 202 | 202 | 1947 | 1947 | 1985 | 1820 | 1001 | 202 | 661 | 1510 | 1510 | 1947 | 1947 | 1985 | 1510 | 1282 | 1282 | 661 | 1510 | 1510 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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