Surf Forecasts:
How big are the waves at The Rock today (18 Jun):
- Morning surf: Morning surf (18 Jun, local time) - 3ft (0.9m), 9s period with S swell.
- Afternoon surf: Afternoon surf (18 Jun, local time) - 4.5ft (1.4m), 6s period with WSW swell.
- Evening surf: Evening surf (18 Jun, local time) - 4.5ft (1.3m), 6s period with WSW swell.
The current surf forecast for The Rock at 4PM is: 1.4m 6s primary swell from a West-southwest direction and 0.8m 9s secondary swell from a South direction, 0.6m 13s secondary swell from a South-southwest direction (forecast issued at 10:30am June 18). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jun) | 3ft (0.9m) | 9s |
| Afternoon (18 Jun) | 4.5ft (1.4m) | 6s |
| Evening (18 Jun) | 4.5ft (1.3m) | 6s |
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 29mm), heaviest during Thu night. Warm (max 28°C on Thu morning, min 26°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sun 21 | |||||||||||||||||||||
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) | S 9 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | S 9 | WSW 6 | WSW 6 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 141 | 139 | 139 | 139 | 139 | 115 | 135 | 121 | 246 | 348 | 433 | 498 | 561 | 688 | 671 | 612 | 580 | 669 | 557 | 838 | 826 | 519 | 504 | 646 |
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 | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 4:20PM0.51m | 5:09AM0.44m | 4:56PM0.47m | 5:57AM0.42m | 5:32PM0.43m | |||||||||||||||||||
Low Tide | 10:10AM0.12m | 10:52PM0.05m | 10:53AM0.15m | 11:30PM0.06m | 11:40AM0.19m | 00:10AM0.09m | ||||||||||||||||||
 | | | |  | | | | | | | |  |  | | |  | | | | | | | | |
 | 5:54 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:56 |
 | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:23 | — | — | — | 6:23 |
mm | 1 | 2 | 3 | 3 | 4 | 2 | 3 | 2 | 2 | 2 | 1 | 1 | — | — | 1 | — | — | — | — | — | — | — | 1 | 1 |
Temp °C | 28 | 28 | 28 | 27 | 26 | 27 | 26 | 26 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 26 | 26 |
Feels °C | 29 | 29 | 29 | 28 | 28 | 29 | 27 | 28 | 29 | 28 | 29 | 30 | 29 | 30 | 30 | 30 | 29 | 29 | 29 | 30 | 29 | 29 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | WSW 6 | WSW 6 | S 12 | SSW 17 | WSW 6 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 137 | 106 | 81 | 104 | 80 | 104 | 78 | 121 | 117 | 232 | 433 | 90 | 561 | 688 | 671 | 612 | 580 | 669 | 557 | 838 | 826 | 519 | 504 | 646 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | S 9 | S 9 | SSW 18 | S 12 | SSW 17 | W 6 | W 6 | W 6 | W 6 | W 9 | WSW 9 | SSW 11 | SSE 9 | W 10 | WSW 10 | WSW 9 | WSW 9 |
| kJ | 141 | 137 | 135 | 96 | 123 | 86 | 115 | 78 | 78 | 348 | 180 | 498 | 73 | 71 | 54 | 41 | 73 | 103 | 191 | 115 | 148 | 150 | 177 | 177 |
Swell 3 Height (m) Direction Period (s) | WNW 9 | S 22 | S 20 | SW 21 | SSW 20 | SSW 19 | SSW 19 | SSW 12 | SSW 18 | SSW 12 | WSW 9 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | W 9 | WSW 8 | — | S 10 | S 10 | SSW 16 |
| kJ | 28 | 9 | 8 | 17 | 40 | 72 | 71 | 83 | 246 | 98 | 29 | 174 | 205 | 157 | 154 | 144 | 110 | 146 | 83 | 7 | — | 136 | 94 | 280 |
Wind waves Height (m) Direction Period (s) | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | — | — | WSW 6 | WSW 6 | — | W 6 | — | — | W 9 | SW 5 | S 9 | — | WSW 9 | — | W 10 | W 9 | W 5 |
| kJ | 139 | 139 | 139 | 139 | 139 | 115 | 135 | — | — | 112 | 94 | — | 98 | — | — | 148 | 9 | 132 | — | 123 | — | 219 | 251 | 21 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 193 | 192 | 1801 | 1801 | 193 | 193 | 369 | 193 | 193 | 764 | 768 | 764 | 2 | 15 | 193 | 369 | 759 | 790 | 875 | 875 | 875 | 875 | 669 | 669 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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