Surf Forecasts:
How big are the waves at The Rock today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 2.5ft (0.7m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 2.5ft (0.8m), 15s period with SSW swell.
- Evening surf: Evening surf (18 Oct, local time) - 3ft (0.9m), 10s period with S swell.
The current surf forecast for The Rock at 8AM is: 0.7m 15s primary swell from a South-southwest direction and 0.9m 10s secondary swell from a South direction, 0.5m 5s secondary swell from a West direction (forecast issued at 04:30am October 18). The wind direction is predicted to be cross-shore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 2.5ft (0.7m) | 15s |
| Afternoon (18 Oct) | 2.5ft (0.8m) | 15s |
| Evening (18 Oct) | 3ft (0.9m) | 10s |
Table - waves today at The Rock. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 27mm), heaviest during Tue night. Warm (max 30°C on Tue morning, min 26°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | ||||||||||||||||||||||
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 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | S 10 | SSW 14 | S 16 | S 17 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 231 | 225 | 225 | 225 | 288 | 280 | 158 | 346 | 314 | 377 | 510 | 516 | 1057 | 973 | 905 | 893 | 871 | 828 | 775 | 639 | 529 | 521 | 507 | 419 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross |
High Tide | 4:53AM0.40m | 4:54PM0.29m | 5:13AM0.35m | 1:46AM0.31m | 10:54AM0.33m | |||||||||||||||||||
Low Tide | 11:37AM0.22m | 10:04PM0.23m | 5:56PM0.24m | 5:53AM0.29m | 5:51PM0.19m | |||||||||||||||||||
 | |  | | | |  | | | |  | | | |  | | |  |  | | | | | | |
 | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | 3 | 3 | — | — | — | — | — | 2 | 3 | 2 | 1 | 1 | 2 | 2 | — | 3 | 3 | — | — | — | — | — | 1 | 5 |
Temp °C | 26 | 26 | 27 | 29 | 29 | 28 | 28 | 27 | 26 | 26 | 27 | 29 | 28 | 28 | 28 | 27 | 26 | 26 | 27 | 30 | 29 | 28 | 27 | 27 |
Feels °C | 29 | 29 | 30 | 31 | 31 | 31 | 32 | 31 | 30 | 30 | 31 | 31 | 30 | 31 | 32 | 31 | 30 | 29 | 30 | 32 | 30 | 30 | 30 | 31 |
Swell 1 Height (m) Direction Period (s) | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSW 14 | S 10 | S 10 | SSW 18 | SSW 14 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 178 | 172 | 172 | 168 | 162 | 159 | 158 | 346 | 149 | 149 | 510 | 308 | 1057 | 973 | 905 | 893 | 871 | 828 | 775 | 639 | 529 | 521 | 507 | 419 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | S 10 | S 16 | S 17 | S 10 | SSW 18 | S 10 | S 10 | S 9 | S 9 | SSW 9 | SSW 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 |
| kJ | 231 | 225 | 225 | 225 | 288 | 280 | 158 | 153 | 314 | 377 | 149 | 516 | 116 | 116 | 111 | 104 | 124 | 113 | 80 | 81 | 81 | 81 | 80 | 73 |
Swell 3 Height (m) Direction Period (s) | WSW 5 | WSW 5 | WSW 5 | WSW 5 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | SSW 13 | SSW 13 | SSW 13 | S 10 | — | W 8 | WSW 7 | W 7 | — | SE 8 | WSW 7 | WSW 7 | S 26 | S 24 | S 24 | WSW 7 |
| kJ | 9 | 9 | 10 | 8 | 25 | 48 | 44 | 45 | 137 | 137 | 135 | 116 | — | 29 | 42 | 27 | — | 14 | 15 | 15 | 13 | 11 | 43 | 15 |
Wind waves Height (m) Direction Period (s) | — | — | W 5 | — | WSW 5 | W 8 | W 8 | W 8 | W 8 | W 8 | — | WSW 8 | WSW 8 | — | W 7 | — | W 7 | — | — | — | W 7 | W 7 | W 7 | W 7 |
| kJ | — | — | 13 | — | 8 | 58 | 57 | 57 | 63 | 63 | — | 47 | 44 | — | 54 | — | 39 | — | — | — | 23 | 23 | 23 | 21 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 2 | 2 | 15 | 15 | 15 | 2 | 15 | 2 | 2 | 2 | 15 | 147 | 2 | 2 | 0 | 0 | 0 | 0 | 2 | 369 | 764 | 2 | 2 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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