Surf Forecasts:
How big are the waves at The Rock today (30 Aug):
- Morning surf: Morning surf (30 Aug, local time) - 4.5ft (1.3m), 19s period with SSW swell.
- 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 8AM is: 1.2m 19s primary swell from a South-southwest direction and 1.1m 6s secondary swell from a West direction, 1.2m 6s secondary swell from a West direction (forecast issued at 04:30am August 30). The wind direction is predicted to be cross-shore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | 4.5ft (1.3m) | 19s |
| 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 ForecastLight rain (total 8mm), mostly falling on Sun night. Warm (max 29°C on Tue morning, min 26°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 30 | Monday 31 | Tuesday 1 | ||||||||||||||||||||||
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 | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 20 | SSW 19 | SSW 19 | SSW 19 | 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 | 883 | 1011 | 1011 | 1157 | 1302 | 1420 | 1770 | 1960 | 1855 | 2076 | 2291 | 2490 | 2462 | 2323 | 2242 | 2215 | 2397 | 2136 | 2084 | 1697 | 1466 | 1611 | 1393 | 1224 |
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 | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on |
High Tide | 3:31AM0.57m | 3:29PM0.54m | 3:55AM0.58m | 3:53PM0.52m | 4:20AM0.57m | 4:17PM0.49m | ||||||||||||||||||
Low Tide | 9:33AM0.03m | 9:38PM-0.03m | 10:00AM0.04m | 10:00PM-0.02m | 10:28AM0.06m | 10:22PM0.01m | ||||||||||||||||||
 | |  | |  | |  | | | |  | | | |  | | | | | | | | | | |
 | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | 3 | 2 | 1 | 1 | — | — | — | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 29 | 29 | 28 | 27 | 27 |
Feels °C | 28 | 28 | 29 | 30 | 29 | 29 | 30 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 30 | 30 | 29 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | S 13 | SSW 19 | SSW 19 | SSW 19 | 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 | 402 | 1011 | 1011 | 1157 | 1302 | 1420 | 1770 | 1960 | 1855 | 2076 | 2291 | 2490 | 2462 | 2323 | 2242 | 2215 | 2397 | 2136 | 2084 | 1697 | 1466 | 1611 | 1393 | 1224 |
Swell 2 Height (m) Direction Period (s) | SSW 20 | W 6 | W 6 | S 12 | S 12 | S 12 | SSW 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | SSE 9 | WNW 9 | SSE 8 | S 10 | S 10 | SE 8 | SE 9 | S 6 |
| kJ | 883 | 82 | 88 | 299 | 294 | 294 | 240 | 228 | 177 | 180 | 174 | 116 | 119 | 121 | 121 | 125 | 77 | 26 | 43 | 68 | 73 | 34 | 37 | 12 |
Swell 3 Height (m) Direction Period (s) | S 10 | SSW 12 | SSW 12 | S 9 | SE 8 | S 9 | SE 8 | SE 8 | S 8 | — | S 13 | — | — | SW 11 | — | — | — | — | SSE 10 | S 10 | S 10 | SSE 10 | S 11 | S 10 |
| kJ | 73 | 157 | 152 | 85 | 17 | 56 | 17 | 17 | 35 | — | 14 | — | — | 31 | — | — | — | — | 31 | 29 | 30 | 37 | 20 | 8 |
Wind waves Height (m) Direction Period (s) | W 6 | — | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 5 | W 5 | W 5 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 7 | W 7 | W 7 | W 7 | W 6 | WSW 6 |
| kJ | 69 | — | 102 | 91 | 74 | 69 | 52 | 50 | 45 | 55 | 57 | 60 | 62 | 62 | 64 | 54 | 71 | 78 | 110 | 110 | 131 | 128 | 119 | 108 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 193 | 193 | 193 | 192 | 875 | 875 | 192 | 875 | 193 | 193 | 193 | 669 | 875 | 369 | 193 | 369 | 193 | 369 | 369 | 740 | 875 | 764 | 369 | 193 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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