Surf Forecasts:
How big are the waves at The Rock today (20 Jun):
- Morning surf: Morning surf (20 Jun, local time) - 4ft (1.2m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (20 Jun, local time) - 4.5ft (1.3m), 14s period with SSW swell.
- Evening surf: Evening surf (20 Jun, local time) - 5ft (1.5m), 14s period with SSW swell.
The current surf forecast for The Rock at 4AM is: 1.2m 15s primary swell from a South-southwest direction and 0.8m 9s secondary swell from a West direction (forecast issued at 10:30pm June 19). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jun) | 4ft (1.2m) | 15s |
| Afternoon (20 Jun) | 4.5ft (1.3m) | 14s |
| Evening (20 Jun) | 5ft (1.5m) | 14s |
Table - waves today at The Rock. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 35mm), heaviest during Sun morning. Warm (max 28°C on Sat morning, min 26°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 16 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 17 | SSW 16 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 561 | 688 | 671 | 612 | 580 | 669 | 557 | 838 | 826 | 803 | 504 | 555 | 547 | 458 | 384 | 341 | 390 | 384 | 384 | 384 | 471 | 514 | 907 | 940 |
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 | cross | cross |
High Tide | 5:57AM0.42m | 5:32PM0.43m | 6:51AM0.41m | 6:12PM0.39m | 7:53AM0.40m | |||||||||||||||||||
Low Tide | 11:30PM0.06m | 11:40AM0.19m | 00:10AM0.09m | 12:35PM0.22m | 00:55AM0.12m | 1:50PM0.25m | ||||||||||||||||||
 | | |  |  | | |  |  | | | | | | | | | | | | | | | | |
 | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — |
 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:23 |
mm | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 2 | 2 | 2 |
Temp °C | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 28 | 27 |
Feels °C | 30 | 29 | 29 | 28 | 30 | 29 | 29 | 29 | 30 | 29 | 28 | 28 | 29 | 28 | 28 | 28 | 29 | 29 | 28 | 27 | 27 | 28 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 17 | SSW 16 |
| kJ | 561 | 688 | 671 | 612 | 580 | 669 | 557 | 838 | 826 | 803 | 504 | 555 | 547 | 458 | 384 | 307 | 390 | 384 | 384 | 384 | 471 | 514 | 907 | 940 |
Swell 2 Height (m) Direction Period (s) | WSW 6 | S 11 | S 11 | W 9 | S 11 | S 11 | WSW 9 | WSW 9 | WSW 10 | WSW 9 | S 10 | WSW 9 | WSW 10 | WSW 10 | W 10 | SSW 16 | W 10 | W 10 | SSW 16 | SSW 17 | SSW 18 | SSW 18 | W 9 | W 9 |
| kJ | 58 | 198 | 154 | 96 | 146 | 110 | 121 | 99 | 154 | 88 | 71 | 84 | 128 | 106 | 94 | 341 | 90 | 65 | 280 | 297 | 246 | 246 | 61 | 61 |
Swell 3 Height (m) Direction Period (s) | S 11 | W 6 | W 6 | S 11 | SW 11 | SSW 18 | S 11 | WSW 8 | — | SSE 10 | SSE 10 | SSE 10 | SSE 10 | S 18 | SSW 17 | W 10 | SSW 16 | SSW 16 | W 9 | W 9 | W 9 | W 9 | SSE 10 | — |
| kJ | 163 | 33 | 32 | 146 | 30 | 104 | 110 | 7 | — | 88 | 86 | 64 | 63 | 160 | 232 | 90 | 203 | 203 | 64 | 64 | 61 | 61 | 10 | — |
Wind waves Height (m) Direction Period (s) | — | W 6 | W 9 | — | W 9 | WSW 9 | W 10 | W 10 | — | WSW 5 | WSW 9 | SW 5 | SW 6 | SW 6 | SW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 |
| kJ | — | 66 | 152 | — | 96 | 106 | 151 | 156 | — | 24 | 237 | 67 | 77 | 95 | 98 | 116 | 120 | 141 | 141 | 145 | 145 | 170 | 175 | 170 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 15 | 764 | 374 | 22 | 193 | 875 | 875 | 875 | 875 | 968 | 669 | 1016 | 193 | 669 | 1990 | 1990 | 968 | 2017 | 901 | 193 | 193 | 192 | 192 | 186 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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