Surf Forecasts:
How big are the waves at The Cave today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 3ft (0.9m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 2.5ft (0.8m), 14s period with SSW swell.
- Evening surf: Evening surf (18 Sep, local time) - 2ft (0.6m), 18s period with SSW swell.
The current surf forecast for The Cave at 4AM is: 0.9m 14s primary swell from a South-southwest direction and 0.3m 20s secondary swell from a South-southwest direction, 1.1m 7s secondary swell from a South-southwest direction (forecast issued at 10:30pm September 17). The wind direction is predicted to be cross-shore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 3ft (0.9m) | 14s |
| Afternoon (18 Sep) | 2.5ft (0.8m) | 14s |
| Evening (18 Sep) | 2ft (0.6m) | 18s |
Table - waves today at The Cave. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Warm (max 32°C on Sat morning, min 26°C on Fri night). Mainly strong winds. | ||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | ||||||||||||||||
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 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | ||||||||||||||||||
 kJ | 449 | 366 | 366 | 366 | 366 | 289 | 250 | 187 | 249 | 454 | 443 | 939 | 1061 | 1012 | 1104 | 1123 | 1239 | 2007 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross |
High Tide | 3:55AM0.19m | 4:09PM0.11m | 3:38AM0.19m | 2:42PM0.10m | ||||||||||||||
Low Tide | 9:09PM0.09m | 11:13AM0.07m | 8:22PM0.09m | 10:57AM0.09m | 7:48PM0.07m | |||||||||||||
 | | | |  | | | |  |  | |  |  | | | | | | |
 | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 | 1 |
Temp °C | 27 | 27 | 27 | 27 | 28 | 30 | 29 | 29 | 27 | 27 | 27 | 26 | 29 | 32 | 31 | 30 | 28 | 27 |
Feels °C | 27 | 27 | 27 | 27 | 27 | 29 | 27 | 27 | 27 | 27 | 27 | 26 | 29 | 31 | 29 | 28 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 449 | 366 | 366 | 366 | 366 | 289 | 250 | 187 | 184 | 454 | 443 | 939 | 1061 | 1012 | 1104 | 1123 | 1239 | 2007 |
Swell 2 Height (m) Direction Period (s) | ESE 8 | SSE 8 | SSE 8 | SSW 20 | SSW 20 | SE 8 | SSW 18 | SSW 18 | SSW 18 | SSW 13 | SSW 13 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 |
| kJ | 7 | 6 | 6 | 75 | 75 | 16 | 131 | 182 | 249 | 135 | 184 | 20 | 20 | 20 | 14 | 9 | 9 | 9 |
Swell 3 Height (m) Direction Period (s) | SE 8 | SE 8 | SSW 20 | — | ESE 8 | SSW 20 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | — | — | — | — | — | — | — |
| kJ | 2 | 3 | 38 | — | 6 | 75 | 10 | 22 | 21 | 21 | 20 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SW 6 |
| kJ | 145 | 145 | 124 | 118 | 90 | 85 | 137 | 175 | 136 | 107 | 91 | 72 | 70 | 70 | 123 | 181 | 165 | 240 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 1034 | 923 | 45 | 45 | 45 | 639 | 1034 | 1034 | 43 | 639 | 45 | 45 | 45 | 39 | 641 | 1034 | 45 | 45 |
Best forecast wave conditions in East Sri Lanka | ||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Surf Rating (10 Max)
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