Surf Forecasts:
How big are the waves at The Rock today (30 Aug):
- Afternoon surf: Afternoon surf (30 Aug, local time) - 4.5ft (1.4m), 18s period with SSW swell.
- Evening surf: Evening surf (30 Aug, local time) - 5ft (1.6m), 19s period with SSW swell.
The current surf forecast for The Rock at 9PM is: 1.6m 19s primary swell from a South-southwest direction and 0.9m 12s secondary swell from a South direction, 1.0m 6s secondary swell from a West direction (forecast issued at 04:30pm August 30). The wind direction is predicted to be cross-shore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | - | - |
| Afternoon (30 Aug) | 4.5ft (1.4m) | 18s |
| Evening (30 Aug) | 5ft (1.6m) | 19s |
Table - waves today at The Rock. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Sun night. Warm (max 28°C on Sun afternoon, min 26°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Sun 30 | Monday 31 | Tuesday 1 | ||||||||||||||||||
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) | SSW 18 | SSW 18 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | ||||||||||||||||||||
 kJ | 1302 | 1420 | 1770 | 1960 | 1855 | 2076 | 2291 | 2490 | 2462 | 2323 | 2242 | 2215 | 2397 | 2136 | 1896 | 1697 | 1466 | 1611 | 1393 | 1375 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross-on | cross | cross | cross | cross | cross-on |
High Tide | 3:29PM0.54m | 3:55AM0.58m | 3:53PM0.52m | 4:20AM0.57m | 4:17PM0.49m | |||||||||||||||
Low Tide | 9:38PM-0.03m | 10:00AM0.04m | 10:00PM-0.02m | 10:28AM0.06m | 10:22PM0.01m | |||||||||||||||
 |  |  | | | |  | | | |  | | | | | | | | |  | |
 | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | 1 | 1 | 2 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 26 | 27 | 28 | 28 | 28 | 27 | 27 |
Feels °C | 29 | 29 | 28 | 28 | 27 | 27 | 29 | 28 | 28 | 28 | 29 | 29 | 29 | 27 | 28 | 28 | 28 | 30 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 1302 | 1420 | 1770 | 1960 | 1855 | 2076 | 2291 | 2490 | 2462 | 2323 | 2242 | 2215 | 2397 | 2136 | 1896 | 1697 | 1466 | 1611 | 1393 | 1375 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | SSE 9 | — | SSE 9 | S 10 | S 10 | SE 8 | SSE 9 | SSE 8 |
| kJ | 294 | 294 | 232 | 228 | 177 | 180 | 174 | 116 | 119 | 121 | 121 | 125 | 79 | — | 68 | 47 | 52 | 34 | 67 | 80 |
Swell 3 Height (m) Direction Period (s) | SE 8 | S 9 | WNW 9 | SE 8 | S 8 | — | S 13 | S 13 | — | SW 11 | — | — | — | — | — | — | S 10 | S 10 | S 11 | S 10 |
| kJ | 17 | 56 | 15 | 17 | 35 | — | 14 | 14 | — | 31 | — | — | — | — | — | — | 30 | 30 | 20 | 17 |
Wind waves Height (m) Direction Period (s) | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 7 | W 7 | W 7 | W 7 | W 7 | W 6 |
| kJ | 74 | 69 | 64 | 62 | 64 | 62 | 62 | 64 | 67 | 64 | 67 | 69 | 74 | 98 | 128 | 131 | 131 | 130 | 107 | 100 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 670 | 193 | 192 | 192 | 369 | 193 | 193 | 186 | 875 | 192 | 193 | 193 | 193 | 369 | 193 | 192 | 764 | 764 | 193 | 193 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||
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