Surf Forecasts:
How big are the waves at Dewata today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 3.5ft (1.1m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 3ft (0.9m), 16s period with SSW swell.
- Evening surf: Evening surf (30 Sep, local time) - 3ft (0.9m), 16s period with SSW swell.
The current surf forecast for Dewata at 7AM is: 1.2m 16s primary swell from a South-southwest direction and 0.7m 17s secondary swell from a South-southwest direction (forecast issued at 04:30am September 30). An open ocean swell of 0.6m 8s 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 Sep) | 3.5ft (1.1m) | 16s |
| Afternoon (30 Sep) | 3ft (0.9m) | 16s |
| Evening (30 Sep) | 3ft (0.9m) | 16s |
Table - waves today at Dewata. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Thu night. Warm (max 29°C on Wed morning, min 26°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | S 13 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 16 | SSW 17 | SSW 17 | SSW 17 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 355 | 286 | 797 | 380 | 376 | 371 | 441 | 402 | 474 | 305 | 318 | 596 | 696 | 758 | 907 | 896 | 744 | 744 | 754 | 754 | 929 | 869 | 734 | 472 |
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 | on | on | cross-on | on | cross-on |
High Tide | 4:07AM0.63m | 4:08PM0.49m | 4:36AM0.59m | 4:32PM0.45m | 5:05AM0.53m | 4:54PM0.40m | ||||||||||||||||||
Low Tide | 10:05AM0.04m | 9:57PM-0.01m | 10:36AM0.08m | 10:26PM0.04m | 11:09AM0.13m | 10:58PM0.10m | ||||||||||||||||||
 |  |  | |  | |  | | | | | | | |  | | | |  | | | | | | |
 | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — |
mm | — | 1 | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | 1 | 3 | 3 | 2 | — | — | — | 2 |
Temp °C | 27 | 27 | 28 | 29 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 27 | 28 | 28 | 28 | 28 | 27 |
Feels °C | 30 | 30 | 31 | 31 | 29 | 30 | 30 | 31 | 30 | 30 | 29 | 30 | 30 | 31 | 30 | 30 | 31 | 29 | 30 | 31 | 30 | 31 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | S 13 | SSW 13 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 16 | SSW 17 | SSW 17 | SSW 17 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 |
| kJ | 355 | 282 | 797 | 380 | 376 | 371 | 441 | 402 | 474 | 305 | 305 | 596 | 696 | 758 | 907 | 896 | 744 | 744 | 754 | 754 | 929 | 869 | 734 | 472 |
Swell 2 Height (m) Direction Period (s) | SSW 17 | SSW 17 | SSW 12 | S 12 | S 12 | S 12 | W 7 | W 7 | S 10 | SSW 18 | SSW 18 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 10 | SSE 10 | SSE 10 | SW 4 | S 10 |
| kJ | 232 | 286 | 155 | 190 | 193 | 193 | 46 | 33 | 78 | 240 | 318 | 65 | 65 | 90 | 89 | 89 | 113 | 108 | 110 | 115 | 151 | 151 | 11 | 177 |
Swell 3 Height (m) Direction Period (s) | W 5 | WSW 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | S 10 | S 11 | W 7 | S 10 | S 10 | S 9 | W 7 | W 7 | W 6 | W 6 | — | W 7 | W 7 | — | — | W 7 | W 4 | W 4 |
| kJ | 13 | 21 | 51 | 51 | 36 | 36 | 65 | 79 | 33 | 66 | 65 | 87 | 8 | 15 | 18 | 21 | — | 22 | 22 | — | — | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | W 5 | W 8 | W 8 | W 7 | W 7 | — | W 5 | — | W 7 | W 7 | W 7 | W 6 | — | — | W 5 | W 7 | W 7 | W 4 | W 4 | W 4 | W 4 | — | — |
| kJ | — | 12 | 42 | 55 | 53 | 50 | — | 35 | — | 45 | 45 | 31 | 28 | — | — | 21 | 21 | 32 | 6 | 6 | 9 | 9 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 3 | 159 | 762 | 866 | 866 | 3 | 3 | 38 | 11 | 11 | 159 | 866 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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