Surf Forecasts:
How big are the waves at The Rock today (05 Sep):
- Morning surf: Morning surf (05 Sep, local time) - 3.5ft (1.1m), 11s period with S swell.
- Afternoon surf: Afternoon surf (05 Sep, local time) - 3.5ft (1.0m), 10s period with S swell.
- Evening surf: Evening surf (05 Sep, local time) - 3.5ft (1.1m), 10s period with S swell.
The current surf forecast for The Rock at 5AM is: 1.2m 11s primary swell from a South direction and 0.4m 5s secondary swell from a West direction (forecast issued at 10:30pm September 04). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Sep) | 3.5ft (1.1m) | 11s |
| Afternoon (05 Sep) | 3.5ft (1.0m) | 10s |
| Evening (05 Sep) | 3.5ft (1.1m) | 10s |
Table - waves today at The Rock. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Sat night. Warm (max 28°C on Sat morning, min 26°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Fri 4 | Saturday 5 | Sunday 6 | ||||||||||||||||
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 12 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 16 | S 10 | S 10 | S 10 | S 11 | S 11 | S 11 | S 10 | S 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 376 | 363 | 357 | 357 | 363 | 156 | 156 | 254 | 249 | 242 | 200 | 202 | 204 | 178 | 235 | 244 | 124 | 121 |
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 | 6:34AM0.38m | 4:01PM0.28m | 11:22AM0.35m | |||||||||||||||
Low Tide | 11:22PM0.16m | 1:44PM0.27m | 10:40PM0.22m | 7:11PM0.20m | ||||||||||||||
 | | | |  |  | | |  | | |  |  | | | | | | |
 | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | 2 | 2 | — | 1 | 1 | 1 | 1 | 2 | 1 |
Temp °C | 27 | 27 | 27 | 26 | 28 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 27 |
Feels °C | 30 | 30 | 30 | 29 | 31 | 30 | 30 | 31 | 30 | 30 | 29 | 28 | 29 | 30 | 29 | 29 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 11 | S 11 | S 11 | S 10 | S 10 |
| kJ | 376 | 363 | 357 | 357 | 363 | 156 | 156 | 254 | 249 | 200 | 200 | 202 | 204 | 178 | 235 | 244 | 121 | 121 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 8 | W 5 | W 5 | WSW 5 | S 12 | S 12 | SSW 15 | S 15 | S 16 | W 10 | W 10 | S 17 | SSW 14 | SSW 14 | W 9 | S 12 | SSW 16 |
| kJ | 64 | 48 | 13 | 8 | 8 | 137 | 99 | 75 | 116 | 242 | 68 | 45 | 144 | 61 | 63 | 57 | 75 | 81 |
Swell 3 Height (m) Direction Period (s) | S 16 | SSW 16 | W 8 | SSW 16 | SSW 15 | W 8 | S 15 | W 8 | W 8 | W 8 | S 13 | S 14 | W 9 | SSW 17 | W 9 | SSW 16 | S 16 | SSW 12 |
| kJ | 21 | 53 | 21 | 89 | 76 | 43 | 115 | 18 | 19 | 11 | 130 | 94 | 27 | 99 | 25 | 81 | 124 | 49 |
Wind waves Height (m) Direction Period (s) | W 5 | W 5 | W 5 | — | W 5 | WNW 5 | SW 3 | WSW 4 | WSW 4 | W 4 | W 10 | W 4 | W 4 | WSW 4 | W 4 | SSW 4 | WSW 4 | WSW 4 |
| kJ | 21 | 21 | 13 | — | 13 | 8 | 2 | 6 | 5 | 5 | 49 | 6 | 9 | 12 | 6 | 7 | 12 | 12 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 15 | 15 | 15 | 15 | 15 | 15 | 763 | 15 | 15 | 763 | 15 | 22 | 193 | 669 | 763 | 763 | 15 | 15 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||
Header Global | ||||||||||||||||||
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