Surf Forecasts:
How big are the waves at The Cave today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 5ft (1.6m), 13s period with SSW swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 6ft (1.8m), 13s period with SSW swell.
- Evening surf: Evening surf (21 Sep, local time) - 3.5ft (1.0m), 13s period with S swell.
The current surf forecast for The Cave at 1PM is: 1.7m 13s primary swell from a South-southwest direction and 0.4m 15s secondary swell from a South direction, 0.3m 8s secondary swell from a Southeast direction (forecast issued at 10:30am September 21). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 5ft (1.6m) | 13s |
| Afternoon (21 Sep) | 6ft (1.8m) | 13s |
| Evening (21 Sep) | 3.5ft (1.0m) | 13s |
Table - waves today at The Cave. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 31°C on Tue afternoon, min 26°C on Mon night). Mainly strong winds. | ||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||||||||||
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 13 | SSW 13 | SSW 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 19 | SSW 18 | SSW 17 | SSW 17 | S 17 | SSW 16 | SSW 16 | SSW 16 | SSW 7 | SSW 15 | SSW 14 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 836 | 836 | 1057 | 421 | 345 | 421 | 272 | 263 | 247 | 247 | 190 | 256 | 246 | 315 | 315 | 212 | 203 | 266 | 263 | 306 | 169 | 165 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross |
High Tide | 1:34PM0.14m | 2:53AM0.20m | 1:44PM0.15m | 2:53AM0.21m | 2:05PM0.17m | |||||||||||||||||
Low Tide | 9:18AM0.11m | 7:49PM0.04m | 8:57AM0.10m | 8:02PM0.02m | 8:56AM0.08m | 8:16PM0.02m | ||||||||||||||||
 |  | | |  | | |  | | | | |  | | | | | | | | | | |
 | 5:52 | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | — | 6:00 | — | — | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:59 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 30 | 28 | 29 | 27 | 27 | 26 | 26 | 28 | 30 | 31 | 29 | 27 | 27 | 27 | 27 | 29 | 31 | 31 | 30 | 27 | 27 |
Feels °C | 28 | 29 | 25 | 27 | 26 | 26 | 25 | 25 | 27 | 27 | 28 | 26 | 26 | 26 | 26 | 26 | 28 | 28 | 27 | 27 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 16 | S 15 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | SSW 17 | SSE 7 | S 7 | SSW 16 | SSW 16 | S 16 | S 7 | SSW 14 |
| kJ | 836 | 46 | 70 | 421 | 345 | 421 | 272 | 263 | 247 | 247 | 181 | 136 | 134 | 132 | 315 | 86 | 121 | 266 | 263 | 177 | 108 | 165 |
Swell 2 Height (m) Direction Period (s) | S 16 | SE 8 | SE 8 | S 15 | S 15 | SE 8 | SSW 13 | SSW 13 | SSW 17 | S 17 | SSW 19 | S 19 | SSW 18 | SSW 17 | S 12 | S 12 | SSW 16 | S 11 | S 11 | S 11 | SSW 15 | S 10 |
| kJ | 82 | 9 | 9 | 39 | 38 | 9 | 68 | 68 | 99 | 146 | 119 | 256 | 246 | 315 | 132 | 132 | 203 | 84 | 38 | 63 | 169 | 49 |
Swell 3 Height (m) Direction Period (s) | SE 8 | SSW 19 | SW 20 | SE 8 | SE 8 | SSW 18 | SSW 18 | SSW 18 | SSW 13 | SE 8 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | S 17 | S 11 | — | — | — | S 11 | — |
| kJ | 10 | 37 | 15 | 9 | 9 | 33 | 64 | 106 | 34 | 9 | 58 | 58 | 29 | 29 | 14 | 212 | 87 | — | — | — | 21 | — |
Wind waves Height (m) Direction Period (s) | SW 6 | SSW 13 | SSW 13 | 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 | SW 6 | SSW 7 | SSW 6 | SSW 7 | SW 6 | SSW 6 |
| kJ | 195 | 836 | 1057 | 197 | 146 | 121 | 100 | 100 | 103 | 123 | 190 | 253 | 201 | 149 | 151 | 82 | 58 | 189 | 235 | 306 | 109 | 161 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 45 | 45 | 45 | 43 | 1034 | 1034 | 1034 | 639 | 1034 | 562 | 452 | 1034 | 639 | 639 | 1026 | 1124 | 716 | 639 | 639 | 45 | 699 | 639 |
Best forecast wave conditions in East Sri Lanka | ||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||
Header Global | ||||||||||||||||||||||
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