Surf Forecasts:
How big are the waves at Dewata today (30 Jun):
- Morning surf: Morning surf (30 Jun, local time) - 3.5ft (1.1m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (30 Jun, local time) - 3.5ft (1.1m), 13s period with SSW swell.
- Evening surf: Evening surf (30 Jun, local time) - 3.5ft (1.0m), 13s period with S swell.
The current surf forecast for Dewata at 5PM is: 1.0m 13s primary swell from a South direction and 0.4m 18s secondary swell from a South-southwest direction (forecast issued at 10:30am June 30). An open ocean swell of 1.7m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Jun) | 3.5ft (1.1m) | 14s |
| Afternoon (30 Jun) | 3.5ft (1.1m) | 13s |
| Evening (30 Jun) | 3.5ft (1.0m) | 13s |
Table - waves today at Dewata. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 33mm), heaviest during Wed morning. Warm (max 28°C on Tue morning, min 27°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 30 | Wednesday 1 | Thursday 2 | Fri 3 | |||||||||||||||||||||
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 | 2 AM | 5 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | SSW 16 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 507 | 471 | 458 | 355 | 350 | 350 | 345 | 339 | 268 | 314 | 228 | 224 | 223 | 393 | 448 | 443 | 589 | 582 | 563 | 512 | 493 | 487 | 475 | 463 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 2:42PM0.53m | 3:14AM0.39m | 3:15PM0.54m | 3:50AM0.41m | 3:48PM0.53m | 4:26AM0.42m | ||||||||||||||||||
Low Tide | 8:19AM0.07m | 9:20PM0.01m | 8:51AM0.07m | 9:48PM-0.00m | 9:23AM0.07m | 10:13PM-0.01m | ||||||||||||||||||
 | | | |  |  | | | | | | | | | | | | | |  | | | | | |
 | 5:58 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 |
 | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:25 | — | — | — | 6:27 |
mm | 2 | 1 | 2 | 1 | — | 2 | 2 | 1 | 1 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | — | 1 | 1 | 1 | 2 |
Temp °C | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 28 | 29 | 29 | 30 | 30 | 30 | 28 | 28 | 30 | 28 | 29 | 29 | 29 | 29 | 28 | 29 | 29 | 30 | 29 | 28 | 29 | 29 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 13 | S 13 | W 9 | W 9 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | W 8 | S 12 | S 12 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 507 | 471 | 458 | 355 | 395 | 348 | 345 | 339 | 268 | 314 | 228 | 224 | 279 | 217 | 214 | 443 | 589 | 582 | 563 | 512 | 493 | 487 | 475 | 463 |
Swell 2 Height (m) Direction Period (s) | SSW 19 | SSW 18 | SSW 18 | SSW 18 | S 13 | S 13 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | S 12 | SSW 19 | SSW 18 | S 10 | S 10 | S 10 | S 10 | S 10 | W 9 | W 10 | W 10 | W 10 |
| kJ | 68 | 64 | 124 | 123 | 350 | 350 | 166 | 155 | 103 | 102 | 99 | 100 | 217 | 393 | 448 | 136 | 104 | 104 | 98 | 94 | 106 | 115 | 94 | 100 |
Swell 3 Height (m) Direction Period (s) | S 18 | S 18 | SSE 18 | SSE 18 | SSW 18 | SSW 18 | SSE 16 | SSE 16 | SSW 20 | SSW 20 | SSW 19 | SSW 19 | SSW 16 | SSE 13 | WNW 11 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | S 10 | S 10 | S 9 | S 10 |
| kJ | 6 | 24 | 30 | 30 | 123 | 121 | 25 | 25 | 40 | 76 | 125 | 148 | 223 | 35 | 25 | 34 | 34 | 55 | 52 | 49 | 98 | 92 | 60 | 71 |
Wind waves Height (m) Direction Period (s) | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 |
| kJ | 476 | 465 | 455 | 445 | 506 | 506 | 348 | 332 | 332 | 287 | 310 | 294 | 401 | 272 | 265 | 251 | 231 | 225 | 225 | 220 | 130 | 126 | 134 | 148 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 195 | 195 | 866 | 359 | 201 | 195 | 195 | 195 | 195 | 195 | 195 | 201 | 866 | 202 | 201 | 201 | 195 | 195 | 195 | 195 | 195 | 195 | 202 | 195 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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