Surf Forecasts:
How big are the waves at The Rock today (22 Sep):
- Morning surf: Morning surf (22 Sep, local time) - 3ft (0.9m), 12s period with SSW swell.
- Afternoon surf: Afternoon surf (22 Sep, local time) - 3.5ft (1.1m), 12s period with S swell.
- Evening surf: Evening surf (22 Sep, local time) - 3.5ft (1.1m), 12s period with S swell.
The current surf forecast for The Rock at 1AM is: 1.2m 13s primary swell from a South direction and 0.4m 18s secondary swell from a South-southwest direction, 1.2m 6s secondary swell from a West-southwest direction (forecast issued at 10:30pm September 21). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Sep) | 3ft (0.9m) | 12s |
| Afternoon (22 Sep) | 3.5ft (1.1m) | 12s |
| Evening (22 Sep) | 3.5ft (1.1m) | 12s |
Table - waves today at The Rock. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 70mm), heaviest during Mon night. Warm (max 27°C on Tue morning, min 26°C on Mon night). Wind will be generally light. | ||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | ||||||||||||||||
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) | S 13 | S 13 | S 13 | SSW 13 | SSW 12 | SSW 12 | S 12 | S 12 | S 12 | S 12 | S 12 | SSW 16 | SSW 16 | S 11 | S 11 | SSW 15 | SSW 15 | S 11 |
Wave Graph  | ||||||||||||||||||
 kJ | 582 | 573 | 490 | 273 | 256 | 198 | 359 | 344 | 344 | 339 | 339 | 346 | 266 | 289 | 237 | 172 | 167 | 165 |
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 |
High Tide | 1:23AM0.35m | 12:41PM0.41m | 1:22AM0.40m | 1:04PM0.45m | ||||||||||||||
Low Tide | 7:07PM0.17m | 6:46AM0.22m | 7:10PM0.12m | 7:05AM0.16m | 7:23PM0.08m | |||||||||||||
 | | | |  | | | | | | | | | | | | | | |
 | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:04 | — | — |
mm | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 2 | 3 | 1 | 2 | 3 | 3 | 3 | 2 | 4 |
Temp °C | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 28 | 28 | 27 | 27 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | SSW 13 | SSW 12 | SSW 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 |
| kJ | 582 | 573 | 490 | 273 | 256 | 198 | 359 | 344 | 344 | 339 | 339 | 185 | 244 | 289 | 237 | 154 | 144 | 146 |
Swell 2 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SSW 18 | S 10 | S 10 | S 10 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 |
| kJ | 67 | 65 | 106 | 118 | 118 | 118 | 260 | 322 | 300 | 304 | 300 | 346 | 266 | 198 | 193 | 172 | 167 | 165 |
Swell 3 Height (m) Direction Period (s) | SE 8 | S 13 | S 13 | S 18 | S 18 | S 18 | SSW 17 | SSW 17 | SW 12 | SSW 12 | SSW 12 | S 16 | SSW 13 | SSW 13 | SSW 13 | SW 15 | S 14 | — |
| kJ | 9 | 31 | 31 | 158 | 156 | 158 | 235 | 170 | 69 | 96 | 56 | 139 | 35 | 35 | 35 | 110 | 65 | — |
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 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 |
| kJ | 90 | 90 | 93 | 104 | 132 | 141 | 141 | 131 | 131 | 127 | 145 | 150 | 146 | 144 | 186 | 170 | 155 | 155 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 875 | 875 | 875 | 875 | 875 | 875 | 875 | 968 | 740 | 740 | 740 | 875 | 669 | 669 | 193 | 1255 | 1350 | 669 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||
Header Global | ||||||||||||||||||
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