Surf Forecasts:
How big are the waves at The Cave today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 4.5ft (1.3m), 15s period with S swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 4.5ft (1.3m), 14s period with S swell.
- Evening surf: Evening surf (20 Oct, local time) - 4.5ft (1.3m), 14s period with S swell.
The current surf forecast for The Cave at 9AM is: 1.3m 15s primary swell from a South direction and 0.7m 9s secondary swell from a South direction, 0.5m 4s secondary swell from a Southwest direction (forecast issued at 04:30am October 20). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 4.5ft (1.3m) | 15s |
| Afternoon (20 Oct) | 4.5ft (1.3m) | 14s |
| Evening (20 Oct) | 4.5ft (1.3m) | 14s |
Table - waves today at The Cave. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 29mm), heaviest during Wed afternoon. Warm (max 29°C on Wed morning, min 25°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | ||||||||||||||||||||||
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) | S 16 | S 16 | SSW 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | SSW 18 | S 18 | SSW 17 | SSW 16 | SSW 16 | S 22 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 734 | 706 | 666 | 847 | 713 | 602 | 674 | 553 | 447 | 423 | 345 | 340 | 335 | 268 | 255 | 365 | 299 | 184 | 326 | 227 | 172 | 149 | 203 | 229 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross | glassy | on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 2:02AM0.20m | 1:10PM0.12m | 1:52AM0.21m | 1:31PM0.14m | 1:53AM0.22m | 1:59PM0.15m | ||||||||||||||||||
Low Tide | 8:53AM0.09m | 6:48PM0.06m | 8:28AM0.08m | 7:08PM0.05m | 8:28AM0.06m | 7:29PM0.05m | ||||||||||||||||||
 | |  | |  | |  |  | | | | | |  |  | | | | |  | | | | | |
 | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | — | — | 1 | 1 | — | — | — | 3 | — | — | — | 1 | 5 | 8 | 6 | 1 | — | 1 | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 28 | 28 | 28 | 28 | 27 | 26 | 26 | 27 | 29 | 28 | 28 | 26 | 26 | 26 | 26 | 26 | 28 | 27 | 27 | 26 | 26 |
Feels °C | 30 | 30 | 31 | 32 | 32 | 31 | 31 | 30 | 28 | 28 | 29 | 30 | 29 | 29 | 28 | 28 | 28 | 28 | 26 | 27 | 28 | 28 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | SSW 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | SSW 18 | S 18 | S 12 | S 11 | S 11 | S 11 |
| kJ | 734 | 706 | 666 | 847 | 713 | 602 | 674 | 553 | 447 | 423 | 345 | 340 | 335 | 268 | 255 | 365 | 299 | 184 | 326 | 227 | 132 | 114 | 112 | 191 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | S 22 | SSW 21 | SSW 21 | SSW 21 | S 20 | S 20 | S 19 | SSW 19 | SSW 18 | SSE 7 | S 12 | SSW 17 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 81 | 102 | 73 | 8 | 8 | 9 | 7 | 7 | 9 | 38 | 153 | 153 | 151 | 196 | 194 | 192 | 123 | 180 | 37 | 69 | 172 | 149 | 203 | 203 |
Swell 3 Height (m) Direction Period (s) | SSW 4 | SE 8 | SE 7 | — | S 26 | S 26 | S 24 | S 24 | S 24 | ESE 7 | SE 7 | SE 8 | SE 8 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SSW 12 | SE 7 | SE 7 | S 23 | S 23 | S 22 |
| kJ | 8 | 9 | 9 | — | 13 | 13 | 11 | 43 | 43 | 5 | 8 | 9 | 9 | 8 | 8 | 9 | 14 | 14 | 14 | 19 | 8 | 97 | 166 | 229 |
Wind waves Height (m) Direction Period (s) | SW 5 | SW 4 | SW 4 | WSW 7 | — | SSW 4 | SSW 4 | SSW 5 | SSW 5 | SSW 5 | SW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SW 5 | SW 5 | SSW 5 | SSW 12 | SW 5 | SW 5 | SSW 5 | SSW 5 | SW 5 |
| kJ | 26 | 16 | 9 | 10 | — | 6 | 24 | 15 | 14 | 15 | 11 | 9 | 15 | 48 | 42 | 60 | 51 | 15 | 218 | 57 | 38 | 22 | 16 | 38 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 15 | 0 | 12 | 0 | 1034 | 15 | 15 | 35 | 15 | 15 | 35 | 43 | 43 | 43 | 139 | 43 | 43 | 43 | 45 | 45 | 43 | 43 | 43 | 35 |
Best forecast wave conditions in East Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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