Surf Forecasts:
How big are the waves at The Rock today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 4ft (1.2m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 3.5ft (1.1m), 14s period with SSW swell.
- Evening surf: Evening surf (20 Oct, local time) - 3.5ft (1.1m), 14s period with SSW swell.
The current surf forecast for The Rock at 5AM is: 1.3m 15s primary swell from a South-southwest direction and 0.9m 9s secondary swell from a South-southwest direction, 0.5m 7s secondary swell from a West direction (forecast issued at 10:30pm October 19). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 4ft (1.2m) | 15s |
| Afternoon (20 Oct) | 3.5ft (1.1m) | 14s |
| Evening (20 Oct) | 3.5ft (1.1m) | 14s |
Table - waves today at The Rock. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 82mm), heaviest during Thu morning. Warm (max 30°C on Tue morning, min 25°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Mon 19 | Tuesday 20 | Wednesday 21 | ||||||||||||||||
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 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 14 | SSW 13 | S 13 | S 13 | SSW 13 | SSW 19 | SSW 19 | SSW 19 |
Wave Graph  | ||||||||||||||||||
 kJ | 905 | 893 | 871 | 828 | 775 | 639 | 529 | 521 | 507 | 419 | 372 | 295 | 421 | 421 | 225 | 295 | 295 | 212 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross |
High Tide | 1:46AM0.31m | 10:54AM0.33m | 00:28AM0.36m | 11:50AM0.37m | ||||||||||||||
Low Tide | 5:56PM0.24m | 5:53AM0.29m | 5:51PM0.19m | 6:09AM0.23m | 6:10PM0.14m | |||||||||||||
 | | | |  | | |  |  | |  | | |  | | | |  | |
 | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | 3 | 2 | 2 | 5 | 6 |
Temp °C | 28 | 27 | 27 | 27 | 28 | 30 | 30 | 29 | 28 | 28 | 27 | 27 | 28 | 27 | 27 | 27 | 26 | 25 |
Feels °C | 32 | 30 | 30 | 30 | 31 | 32 | 31 | 32 | 31 | 31 | 30 | 29 | 31 | 29 | 29 | 29 | 29 | 27 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 14 | SSW 13 | S 13 | S 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 |
| kJ | 905 | 893 | 871 | 828 | 775 | 639 | 529 | 521 | 507 | 419 | 372 | 295 | 421 | 421 | 225 | 222 | 160 | 152 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | SSW 9 | SSW 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 21 | SSW 21 | S 10 | SSW 19 | SSW 19 | S 9 |
| kJ | 111 | 104 | 113 | 113 | 80 | 81 | 81 | 81 | 81 | 73 | 73 | 87 | 233 | 153 | 89 | 295 | 295 | 55 |
Swell 3 Height (m) Direction Period (s) | WSW 7 | WSW 7 | — | SE 8 | WSW 7 | WSW 7 | S 26 | S 24 | S 24 | SSW 24 | SSW 23 | SSW 21 | WSW 6 | SSW 18 | SSW 20 | S 9 | S 9 | SSW 19 |
| kJ | 30 | 30 | — | 14 | 16 | 15 | 13 | 11 | 43 | 108 | 53 | 90 | 4 | 31 | 225 | 55 | 55 | 212 |
Wind waves Height (m) Direction Period (s) | W 7 | W 7 | W 7 | W 7 | — | — | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 6 | WSW 4 | WSW 4 | WSW 4 | WSW 4 | WSW 5 | WSW 5 | WSW 6 |
| kJ | 40 | 39 | 27 | 26 | — | — | 15 | 15 | 15 | 15 | 23 | 5 | 6 | 15 | 19 | 32 | 62 | 86 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 2 | 2 | 2 | 0 | 0 | 22 | 160 | 6 | 2 | 2 | 15 | 2 | 15 | 192 | 189 | 192 | 15 | 2 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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