Surf Forecasts:
How big are the waves at The Rock today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 3.5ft (1.1m), 13s period with S swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 2.5ft (0.8m), 13s period with SSW swell.
- Evening surf: Evening surf (21 Oct, local time) - 2ft (0.6m), 19s period with SSW swell.
The current surf forecast for The Rock at 6AM is: 0.9m 13s primary swell from a South-southwest direction and 0.7m 10s secondary swell from a South direction, 0.5m 6s secondary swell from a West direction (forecast issued at 10:30pm October 20). The wind direction is predicted to be cross-shore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 3.5ft (1.1m) | 13s |
| Afternoon (21 Oct) | 2.5ft (0.8m) | 13s |
| Evening (21 Oct) | 2ft (0.6m) | 19s |
Table - waves today at The Rock. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 195mm), heaviest during Thu night. Warm (max 29°C on Wed morning, min 24°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | ||||||||||||||||
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 14 | SSW 14 | S 14 | SSW 13 | S 13 | S 13 | SSW 13 | SSW 19 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | S 12 | SSW 16 | SSW 16 | S 21 |
Wave Graph  | ||||||||||||||||||
 kJ | 507 | 419 | 372 | 295 | 421 | 421 | 225 | 295 | 295 | 212 | 251 | 322 | 318 | 229 | 206 | 269 | 269 | 449 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross-on | cross | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross |
High Tide | 00:28AM0.36m | 11:50AM0.37m | 00:34AM0.42m | 12:23PM0.41m | ||||||||||||||
Low Tide | 5:51PM0.19m | 6:09AM0.23m | 6:10PM0.14m | 6:34AM0.17m | 6:30PM0.10m | |||||||||||||
 | |  | |  | |  | | | |  | | | |  | | |  | |
 | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:51 | — | — |
mm | 2 | 1 | — | — | 1 | 1 | — | 2 | 3 | 5 | 6 | 5 | 4 | 2 | 8 | 21 | 42 | 37 |
Temp °C | 28 | 28 | 27 | 28 | 28 | 29 | 29 | 27 | 26 | 26 | 25 | 24 | 24 | 25 | 25 | 24 | 24 | 24 |
Feels °C | 32 | 31 | 29 | 31 | 31 | 31 | 30 | 29 | 28 | 29 | 28 | 27 | 27 | 29 | 28 | 28 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | S 14 | SSW 13 | S 13 | S 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | S 10 | S 12 | SSW 18 | S 12 | S 12 | S 11 | S 11 | S 11 |
| kJ | 507 | 419 | 372 | 295 | 421 | 421 | 225 | 222 | 160 | 152 | 65 | 228 | 318 | 177 | 174 | 163 | 154 | 189 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 10 | S 21 | SSW 21 | S 10 | S 9 | WSW 4 | S 9 | SSW 12 | SSW 18 | WSW 5 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | S 21 |
| kJ | 81 | 73 | 53 | 87 | 233 | 153 | 89 | 55 | 16 | 55 | 113 | 322 | 23 | 229 | 206 | 269 | 269 | 449 |
Swell 3 Height (m) Direction Period (s) | WSW 7 | WSW 7 | SSW 23 | SSW 21 | SW 18 | WSW 6 | SSW 20 | SSW 19 | SSW 19 | SSW 19 | SSW 18 | WSW 10 | S 10 | WSW 5 | W 5 | WSW 9 | S 22 | SSW 16 |
| kJ | 15 | 15 | 53 | 90 | 12 | 4 | 225 | 295 | 295 | 212 | 251 | 31 | 65 | 17 | 11 | 62 | 249 | 144 |
Wind waves Height (m) Direction Period (s) | W 7 | W 7 | WSW 6 | W 6 | W 4 | W 4 | WSW 4 | WSW 4 | — | WSW 5 | WSW 5 | WSW 5 | W 5 | W 5 | — | W 9 | WSW 5 | WSW 6 |
| kJ | 22 | 21 | 14 | 20 | 7 | 8 | 13 | 15 | — | 25 | 42 | 44 | 27 | 15 | — | 101 | 35 | 63 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 2 | 15 | 22 | 22 | 6 | 186 | 875 | 875 | 22 | 15 | 2 | 0 | 0 | 0 | 15 | 15 | 22 | 15 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||
Header Global | ||||||||||||||||||
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