CatchWindow · Time on the water
Dehiwala Beach conditions
Weather, wind and available nearby ocean forecasts for Dehiwala Beach. Model forecasts are separate from station observations.
- Coordinates
- 6.8607018, 79.859617
Forecast sources and coverage
Times use Asia/Colombo. Weather: available; marine forecast: available. Regional model values are separate from station observations.
Weather fetched 2026-11-06T02:48:24.519Z.
Marine fetched 2026-11-06T02:48:26.079Z.
Complete hourly weather forecast
| Time | Air °C | Wind km/h | Gust | Wind from ° | Rain mm | Rain % | Pressure hPa |
|---|---|---|---|---|---|---|---|
| Nov 6, 12:30 a.m. GMT+5:30 | 24.4 | 9.6 | 24.8 km/h | 150.0 | 0.8 | 30.0 | 1012.0 |
| Nov 6, 01:30 a.m. GMT+5:30 | 24.0 | 9.5 | 22.0 km/h | 141.0 | 0.6 | 29.0 | 1011.4 |
| Nov 6, 02:30 a.m. GMT+5:30 | 23.8 | 8.8 | 18.7 km/h | 154.0 | 0.3 | 31.0 | 1011.1 |
| Nov 6, 03:30 a.m. GMT+5:30 | 23.4 | 6.8 | 18.4 km/h | 112.0 | 0.1 | 34.0 | 1011.3 |
| Nov 6, 04:30 a.m. GMT+5:30 | 23.4 | 3.5 | 11.9 km/h | 137.0 | 0.0 | 33.0 | 1011.9 |
| Nov 6, 05:30 a.m. GMT+5:30 | 23.6 | 4.4 | 8.3 km/h | 142.0 | 0.1 | 24.0 | 1012.5 |
| Nov 6, 06:30 a.m. GMT+5:30 | 24.8 | 4.5 | 13.3 km/h | 164.0 | 0.0 | 12.0 | 1013.4 |
| Nov 6, 07:30 a.m. GMT+5:30 | 25.0 | 8.6 | 14.8 km/h | 162.1 | 0.0 | 6.0 | 1013.4 |
| Nov 6, 08:30 a.m. GMT+5:30 | 26.4 | 9.4 | 14.8 km/h | 164.4 | 0.0 | 12.0 | 1014.1 |
| Nov 6, 09:30 a.m. GMT+5:30 | 27.6 | 7.9 | 17.3 km/h | 183.2 | 0.0 | 24.0 | 1014.4 |
| Nov 6, 10:30 a.m. GMT+5:30 | 28.5 | 8.6 | 23.4 km/h | 229.5 | 0.1 | 39.0 | 1013.9 |
| Nov 6, 11:30 a.m. GMT+5:30 | 28.8 | 11.5 | 27.0 km/h | 243.1 | 0.2 | 60.0 | 1013.1 |
| Nov 6, 12:30 p.m. GMT+5:30 | 28.5 | 13.3 | 27.0 km/h | 253.4 | 1.0 | 83.0 | 1011.5 |
| Nov 6, 01:30 p.m. GMT+5:30 | 27.9 | 10.8 | 25.9 km/h | 249.5 | 2.9 | 100.0 | 1010.9 |
| Nov 6, 02:30 p.m. GMT+5:30 | 27.1 | 11.5 | 18.7 km/h | 242.3 | 3.7 | 100.0 | 1010.5 |
| Nov 6, 03:30 p.m. GMT+5:30 | 26.4 | 11.9 | 16.6 km/h | 216.4 | 2.6 | 100.0 | 1009.8 |
| Nov 6, 04:30 p.m. GMT+5:30 | 26.1 | 8.6 | 10.4 km/h | 164.6 | 2.1 | 100.0 | 1010.2 |
| Nov 6, 05:30 p.m. GMT+5:30 | 25.1 | 6.5 | 10.8 km/h | 105.0 | 1.3 | 97.0 | 1011.0 |
| Nov 6, 06:30 p.m. GMT+5:30 | 24.9 | 8.3 | 9.4 km/h | 115.0 | 0.8 | 92.0 | 1011.5 |
| Nov 6, 07:30 p.m. GMT+5:30 | 24.9 | 5.0 | 7.9 km/h | 140.1 | 0.2 | 84.0 | 1012.2 |
| Nov 6, 08:30 p.m. GMT+5:30 | 24.9 | 6.5 | No gust | 124.4 | 0.3 | 73.0 | 1013.1 |
| Nov 6, 09:30 p.m. GMT+5:30 | 25.0 | 7.6 | No gust | 148.4 | 0.5 | 59.0 | 1013.6 |
| Nov 6, 10:30 p.m. GMT+5:30 | 25.0 | 8.6 | No gust | 186.3 | 0.3 | 45.0 | 1013.8 |
| Nov 6, 11:30 p.m. GMT+5:30 | 24.9 | 6.5 | 8.6 km/h | 89.7 | 0.0 | 32.0 | 1012.9 |
| Nov 7, 12:30 a.m. GMT+5:30 | 24.6 | 4.7 | 10.8 km/h | 72.8 | 0.0 | 20.0 | 1012.1 |
| Nov 7, 01:30 a.m. GMT+5:30 | 24.2 | 5.0 | 11.2 km/h | 70.5 | 0.0 | 10.0 | 1011.1 |
| Nov 7, 02:30 a.m. GMT+5:30 | 23.9 | 5.8 | 11.9 km/h | 79.2 | 0.0 | 5.0 | 1010.4 |
| Nov 7, 03:30 a.m. GMT+5:30 | 23.7 | 5.4 | 10.4 km/h | 71.3 | 0.0 | 3.0 | 1010.2 |
| Nov 7, 04:30 a.m. GMT+5:30 | 23.6 | 7.2 | 9.7 km/h | 61.0 | 0.0 | 2.0 | 1010.5 |
| Nov 7, 05:30 a.m. GMT+5:30 | 23.6 | 7.6 | 11.5 km/h | 59.9 | 0.0 | 0.0 | 1011.1 |
| Nov 7, 06:30 a.m. GMT+5:30 | 23.7 | 9.4 | 12.2 km/h | 54.3 | 0.0 | 0.0 | 1012.1 |
| Nov 7, 07:30 a.m. GMT+5:30 | 24.8 | 9.0 | 15.8 km/h | 49.4 | 0.0 | 0.0 | 1013.0 |
| Nov 7, 08:30 a.m. GMT+5:30 | 26.4 | 8.6 | 16.2 km/h | 29.0 | 0.0 | 4.0 | 1013.7 |
| Nov 7, 09:30 a.m. GMT+5:30 | 27.9 | 7.2 | 18.4 km/h | 3.4 | 0.0 | 12.0 | 1013.7 |
| Nov 7, 10:30 a.m. GMT+5:30 | 28.6 | 7.6 | 22.0 km/h | 318.5 | 0.0 | 25.0 | 1013.2 |
| Nov 7, 11:30 a.m. GMT+5:30 | 29.0 | 9.0 | 27.0 km/h | 298.1 | 0.0 | 49.0 | 1012.3 |
| Nov 7, 12:30 p.m. GMT+5:30 | 28.9 | 13.7 | 26.6 km/h | 287.4 | 0.5 | 79.0 | 1010.9 |
| Nov 7, 01:30 p.m. GMT+5:30 | 28.3 | 15.5 | 27.7 km/h | 292.0 | 0.9 | 100.0 | 1010.3 |
| Nov 7, 02:30 p.m. GMT+5:30 | 27.7 | 13.3 | 23.4 km/h | 295.1 | 0.6 | 100.0 | 1009.7 |
| Nov 7, 03:30 p.m. GMT+5:30 | 27.5 | 13.7 | No gust | 332.0 | 1.2 | 100.0 | 1009.9 |
| Nov 7, 04:30 p.m. GMT+5:30 | 26.4 | 8.6 | 15.1 km/h | 37.3 | 0.7 | 100.0 | 1009.8 |
| Nov 7, 05:30 p.m. GMT+5:30 | 25.7 | 9.0 | 13.0 km/h | 55.6 | 0.1 | 93.0 | 1010.5 |
| Nov 7, 06:30 p.m. GMT+5:30 | 25.3 | 10.1 | 12.6 km/h | 62.6 | 0.0 | 82.0 | 1011.5 |
| Nov 7, 07:30 p.m. GMT+5:30 | 25.1 | 9.7 | No gust | 75.4 | 0.0 | 71.0 | 1012.3 |
| Nov 7, 08:30 p.m. GMT+5:30 | 25.1 | 5.0 | 11.2 km/h | 105.5 | 0.0 | 60.0 | 1012.7 |
| Nov 7, 09:30 p.m. GMT+5:30 | 25.0 | 9.4 | 10.4 km/h | 74.8 | 0.0 | 49.0 | 1013.0 |
| Nov 7, 10:30 p.m. GMT+5:30 | 24.7 | 7.9 | No gust | 67.5 | 0.0 | 41.0 | 1012.5 |
| Nov 7, 11:30 p.m. GMT+5:30 | 24.6 | 6.8 | No gust | 76.0 | 0.0 | 38.0 | 1011.8 |
Complete hourly marine forecast
| Time | Wave m | Wave period s | Wave from ° | Swell m | Swell period s | Water °C | Current km/h | Current toward ° |
|---|---|---|---|---|---|---|---|---|
| Nov 6, 05:30 a.m. GMT+5:30 | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.6 | 162.0 |
| Nov 6, 06:30 a.m. GMT+5:30 | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.6 | 162.0 |
| Nov 6, 07:30 a.m. GMT+5:30 | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.6 | 162.0 |
| Nov 6, 08:30 a.m. GMT+5:30 | 0.8 | 13.7 | 190.0 | Unavailable | Unavailable | 29.7 | 0.7 | 166.0 |
| Nov 6, 09:30 a.m. GMT+5:30 | 0.8 | 13.7 | 190.0 | Unavailable | Unavailable | 29.8 | 0.7 | 166.0 |
| Nov 6, 10:30 a.m. GMT+5:30 | 0.8 | 13.6 | 190.0 | Unavailable | Unavailable | 29.9 | 0.7 | 166.0 |
| Nov 6, 11:30 a.m. GMT+5:30 | 0.8 | 13.6 | 190.0 | Unavailable | Unavailable | 30.0 | 0.8 | 153.0 |
| Nov 6, 12:30 p.m. GMT+5:30 | 0.8 | 13.6 | 190.0 | Unavailable | Unavailable | 30.0 | 1.0 | 158.0 |
| Nov 6, 01:30 p.m. GMT+5:30 | 0.8 | 13.7 | 190.0 | Unavailable | Unavailable | 30.0 | 1.0 | 149.0 |
| Nov 6, 02:30 p.m. GMT+5:30 | 0.8 | 13.7 | 190.0 | Unavailable | Unavailable | 30.1 | 1.0 | 135.0 |
| Nov 6, 03:30 p.m. GMT+5:30 | 0.8 | 13.7 | 190.0 | Unavailable | Unavailable | 30.1 | 1.0 | 135.0 |
| Nov 6, 04:30 p.m. GMT+5:30 | 0.9 | 13.7 | 189.0 | Unavailable | Unavailable | 30.0 | 1.0 | 135.0 |
| Nov 6, 05:30 p.m. GMT+5:30 | 0.9 | 13.7 | 189.0 | Unavailable | Unavailable | 30.0 | 0.9 | 127.0 |
| Nov 6, 06:30 p.m. GMT+5:30 | 0.9 | 13.7 | 189.0 | Unavailable | Unavailable | 30.0 | 1.0 | 135.0 |
| Nov 6, 07:30 p.m. GMT+5:30 | 0.9 | 13.8 | 189.0 | Unavailable | Unavailable | 29.9 | 1.0 | 135.0 |
| Nov 6, 08:30 p.m. GMT+5:30 | 0.9 | 13.8 | 189.0 | Unavailable | Unavailable | 29.9 | 1.0 | 135.0 |
| Nov 6, 09:30 p.m. GMT+5:30 | 0.9 | 13.8 | 189.0 | Unavailable | Unavailable | 29.8 | 1.0 | 135.0 |
| Nov 6, 10:30 p.m. GMT+5:30 | 0.9 | 13.7 | 189.0 | Unavailable | Unavailable | 29.8 | 1.0 | 135.0 |
| Nov 6, 11:30 p.m. GMT+5:30 | 0.9 | 13.7 | 189.0 | Unavailable | Unavailable | 29.7 | 1.0 | 135.0 |
| Nov 7, 12:30 a.m. GMT+5:30 | 0.9 | 13.7 | 189.0 | Unavailable | Unavailable | 29.7 | 1.0 | 149.0 |
| Nov 7, 01:30 a.m. GMT+5:30 | 0.9 | 13.7 | 189.0 | Unavailable | Unavailable | 29.7 | 1.0 | 149.0 |
| Nov 7, 02:30 a.m. GMT+5:30 | 0.9 | 13.6 | 189.0 | Unavailable | Unavailable | 29.6 | 1.0 | 149.0 |
| Nov 7, 03:30 a.m. GMT+5:30 | 0.9 | 13.5 | 190.0 | Unavailable | Unavailable | 29.6 | 1.0 | 149.0 |
| Nov 7, 04:30 a.m. GMT+5:30 | 0.9 | 13.3 | 191.0 | Unavailable | Unavailable | 29.6 | 1.0 | 149.0 |
| Nov 7, 05:30 a.m. GMT+5:30 | 0.9 | 13.3 | 192.0 | Unavailable | Unavailable | 29.6 | 1.0 | 149.0 |
| Nov 7, 06:30 a.m. GMT+5:30 | 0.9 | 13.2 | 192.0 | Unavailable | Unavailable | 29.7 | 0.9 | 143.0 |
| Nov 7, 07:30 a.m. GMT+5:30 | 0.9 | 13.2 | 191.0 | Unavailable | Unavailable | 29.7 | 0.9 | 143.0 |
| Nov 7, 08:30 a.m. GMT+5:30 | 0.9 | 13.1 | 191.0 | Unavailable | Unavailable | 29.8 | 0.9 | 143.0 |
| Nov 7, 09:30 a.m. GMT+5:30 | 0.9 | 13.1 | 191.0 | Unavailable | Unavailable | 29.9 | 1.0 | 149.0 |
| Nov 7, 10:30 a.m. GMT+5:30 | 0.9 | 13.0 | 191.0 | Unavailable | Unavailable | 30.0 | 1.0 | 149.0 |
| Nov 7, 11:30 a.m. GMT+5:30 | 0.9 | 12.9 | 191.0 | Unavailable | Unavailable | 30.0 | 1.0 | 149.0 |
| Nov 7, 12:30 p.m. GMT+5:30 | 0.9 | 12.9 | 191.0 | Unavailable | Unavailable | 30.1 | 1.2 | 141.0 |
| Nov 7, 01:30 p.m. GMT+5:30 | 0.9 | 12.9 | 191.0 | Unavailable | Unavailable | 30.2 | 1.2 | 129.0 |
| Nov 7, 02:30 p.m. GMT+5:30 | 0.9 | 12.8 | 191.0 | Unavailable | Unavailable | 30.2 | 1.2 | 129.0 |
| Nov 7, 03:30 p.m. GMT+5:30 | 0.9 | 12.8 | 191.0 | Unavailable | Unavailable | 30.3 | 1.2 | 117.0 |
| Nov 7, 04:30 p.m. GMT+5:30 | 0.9 | 12.7 | 190.0 | Unavailable | Unavailable | 30.3 | 1.2 | 117.0 |
| Nov 7, 05:30 p.m. GMT+5:30 | 0.9 | 12.7 | 190.0 | Unavailable | Unavailable | 30.3 | 1.1 | 108.0 |
| Nov 7, 06:30 p.m. GMT+5:30 | 0.9 | 12.6 | 190.0 | Unavailable | Unavailable | 30.3 | 1.0 | 112.0 |
| Nov 7, 07:30 p.m. GMT+5:30 | 0.9 | 12.6 | 190.0 | Unavailable | Unavailable | 30.2 | 1.0 | 112.0 |
| Nov 7, 08:30 p.m. GMT+5:30 | 0.9 | 12.5 | 190.0 | Unavailable | Unavailable | 30.1 | 0.9 | 101.0 |
| Nov 7, 09:30 p.m. GMT+5:30 | 0.8 | 12.5 | 189.0 | Unavailable | Unavailable | 30.0 | 0.9 | 101.0 |
| Nov 7, 10:30 p.m. GMT+5:30 | 0.8 | 12.6 | 189.0 | Unavailable | Unavailable | 29.9 | 0.7 | 104.0 |
| Nov 7, 11:30 p.m. GMT+5:30 | 0.8 | 12.6 | 188.0 | Unavailable | Unavailable | 29.9 | 0.8 | 117.0 |
Shoreline adventures 2026-11-06
Coverage: partial. No tidal forecast location within 25 miles Source: Unavailable. Times use Asia/Colombo. These are forecast assessments, not beach access, harvesting permission or safe navigation boundaries.
Daylight shoreline outings
| Start | End | Score /10 | Assessment | Wind min kn | Wind max kn | Gust | Rain mm | Tide coverage | Reasons |
|---|---|---|---|---|---|---|---|---|---|
| Nov 6, 06:30 a.m. GMT+5:30 | Nov 6, 09:30 a.m. GMT+5:30 | 5.6 | Fair | 2.4 | 5.1 | 8.0 kn | 0.0 | unavailable | Tide contribution unavailable; weather-only assessment |
| Nov 6, 12:00 p.m. GMT+5:30 | Nov 6, 02:00 p.m. GMT+5:30 | 4.0 | Fair | 5.8 | 7.2 | 14.6 kn | 2.9 | unavailable | Tide contribution unavailable; weather-only assessment; Rain reduces outing comfort; Heavy rain |
Shoreline adventures 2026-11-07
Coverage: partial. No tidal forecast location within 25 miles Source: Unavailable. Times use Asia/Colombo. These are forecast assessments, not beach access, harvesting permission or safe navigation boundaries.
Daylight shoreline outings
| Start | End | Score /10 | Assessment | Wind min kn | Wind max kn | Gust | Rain mm | Tide coverage | Reasons |
|---|---|---|---|---|---|---|---|---|---|
| Nov 7, 08:30 a.m. GMT+5:30 | Nov 7, 10:30 a.m. GMT+5:30 | 5.7 | Fair | 3.9 | 4.7 | 9.9 kn | 0.0 | unavailable | Tide contribution unavailable; weather-only assessment |
| Nov 7, 12:00 p.m. GMT+5:30 | Nov 7, 02:00 p.m. GMT+5:30 | 4.9 | Fair | 4.9 | 8.4 | 15.0 kn | 0.9 | unavailable | Tide contribution unavailable; weather-only assessment; Rain reduces outing comfort |