Surf Forecasts:
How big are the waves at The Rock today (28 Aug):
- Morning surf: Morning surf (28 Aug, local time) - 5ft (1.6m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (28 Aug, local time) - 4.5ft (1.3m), 14s period with SSW swell.
- Evening surf: Evening surf (28 Aug, local time) - 4.5ft (1.3m), 14s period with SSW swell.
The current surf forecast for The Rock at 6AM is: 1.6m 15s primary swell from a South-southwest direction and 0.6m 8s secondary swell from a South direction, 1.1m 8s secondary swell from a West direction (forecast issued at 10:30pm August 27). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Aug) | 5ft (1.6m) | 15s |
| Afternoon (28 Aug) | 4.5ft (1.3m) | 14s |
| Evening (28 Aug) | 4.5ft (1.3m) | 14s |
Table - waves today at The Rock. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 47mm), heaviest during Fri morning. Warm (max 28°C on Fri afternoon, min 26°C on Thu night). Wind will be generally light. | ||||||||||||||||||
Thu 27 | Friday 28 | Saturday 29 | ||||||||||||||||
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) | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | S 13 | SSW 21 |
Wave Graph  | ||||||||||||||||||
 kJ | 1223 | 1096 | 1055 | 1150 | 1092 | 898 | 763 | 651 | 651 | 549 | 534 | 415 | 378 | 372 | 307 | 444 | 421 | 613 |
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 | cross-on | cross | cross | cross | cross-on | cross | cross | cross | cross | cross |
High Tide | 2:45AM0.51m | 2:42PM0.55m | 3:08AM0.55m | 3:05PM0.56m | ||||||||||||||
Low Tide | 8:37PM0.01m | 8:40AM0.05m | 8:56PM-0.02m | 9:06AM0.03m | 9:17PM-0.03m | |||||||||||||
 | | | |  | | | | | | | | | | | | | | |
 | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | 1 | 3 | 3 | 3 | 4 | 3 | 3 | 1 | 2 | 2 | 4 | 3 | 2 | 2 | 2 | 2 | 2 | 1 |
Temp °C | 26 | 26 | 26 | 26 | 27 | 27 | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 26 |
Feels °C | 28 | 28 | 28 | 28 | 29 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 27 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | S 13 | W 6 |
| kJ | 1223 | 1096 | 1055 | 1150 | 1092 | 898 | 763 | 651 | 651 | 549 | 534 | 415 | 378 | 372 | 307 | 444 | 421 | 94 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | SSE 8 | W 9 | SSE 8 | W 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 9 | S 9 | SSW 20 | SSW 21 | S 13 |
| kJ | 173 | 112 | 112 | 53 | 54 | 71 | 39 | 61 | 61 | 61 | 51 | 50 | 36 | 36 | 38 | 232 | 343 | 345 |
Swell 3 Height (m) Direction Period (s) | S 9 | S 11 | S 8 | SE 8 | SE 8 | — | S 8 | W 9 | W 9 | S 22 | W 9 | W 9 | W 9 | SSW 20 | SSW 20 | SE 9 | SE 9 | SSW 21 |
| kJ | 80 | 108 | 68 | 17 | 15 | — | 33 | 39 | 36 | 9 | 38 | 25 | 25 | 78 | 155 | 26 | 27 | 613 |
Wind waves Height (m) Direction Period (s) | W 8 | SW 4 | SW 5 | W 8 | WSW 5 | WSW 5 | WSW 5 | W 6 | W 6 | W 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | W 6 |
| kJ | 235 | 9 | 10 | 173 | 44 | 73 | 69 | 62 | 62 | 77 | 69 | 67 | 74 | 94 | 106 | 104 | 112 | 127 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 875 | 22 | 461 | 461 | 669 | 740 | 875 | 875 | 875 | 875 | 875 | 461 | 193 | 192 | 875 | 875 | 875 | 193 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||
Header Global | ||||||||||||||||||
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