Surf Forecasts:
How big are the waves at Rivermouth (Hikkaduwa) today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 5ft (1.5m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 4.5ft (1.4m), 15s period with SSW swell.
- Evening surf: Evening surf (17 Sep, local time) - 4.5ft (1.3m), 14s period with SSW swell.
The current surf forecast for Rivermouth (Hikkaduwa) at 2PM is: 1.4m 15s primary swell from a South-southwest direction and 0.2m 9s secondary swell from a West-northwest direction, 1.6m 6s secondary swell from a Southwest direction (forecast issued at 10:30am September 17). The wind direction is predicted to be onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 5ft (1.5m) | 16s |
| Afternoon (17 Sep) | 4.5ft (1.4m) | 15s |
| Evening (17 Sep) | 4.5ft (1.3m) | 14s |
Table - waves today at Rivermouth (Hikkaduwa). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 82mm), heaviest during Thu morning. Warm (max 28°C on Sat afternoon, min 26°C on Thu afternoon). Wind will be generally light. | ||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||||||||||
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 16 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 1278 | 1107 | 833 | 697 | 697 | 687 | 687 | 594 | 585 | 433 | 408 | 503 | 721 | 887 | 1532 | 1915 | 1945 | 1943 | 2058 | 2300 | 2441 | 2379 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | 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 | 4:28PM0.45m | 5:06AM0.50m | 4:33PM0.39m | 5:28AM0.44m | 4:11PM0.34m | |||||||||||||||||
Low Tide | 10:45AM0.15m | 10:30PM0.09m | 11:09AM0.20m | 10:45PM0.14m | 11:37AM0.26m | 10:43PM0.20m | ||||||||||||||||
 | | | |  | | |  | | | | | | | | | | | | | | | |
 | 5:58 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — |
mm | 6 | 4 | 5 | 4 | 3 | 1 | 3 | 6 | 5 | 5 | 5 | 4 | 4 | 5 | 3 | 3 | 3 | 2 | 1 | 3 | 1 | 2 |
Temp °C | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 28 | 27 | 27 | 27 |
Feels °C | 29 | 28 | 29 | 27 | 27 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 29 | 29 | 29 | 27 | 28 | 27 | 29 | 29 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 15 | 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 | SSW 16 |
| kJ | 1278 | 1107 | 833 | 697 | 697 | 687 | 687 | 594 | 585 | 433 | 408 | 402 | 721 | 887 | 1532 | 1915 | 1945 | 1943 | 2058 | 2300 | 2441 | 2379 |
Swell 2 Height (m) Direction Period (s) | SE 8 | WNW 9 | WNW 9 | WNW 9 | SSW 21 | SW 20 | SW 20 | SSW 20 | SW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 13 | SSW 13 | SE 8 | SW 6 | SW 6 | SE 7 | SE 7 | SE 7 | SE 7 | SE 8 |
| kJ | 3 | 8 | 7 | 7 | 44 | 100 | 98 | 149 | 184 | 228 | 364 | 503 | 326 | 331 | 21 | 152 | 112 | 13 | 9 | 8 | 9 | 9 |
Swell 3 Height (m) Direction Period (s) | — | SW 22 | SSW 21 | SSW 21 | W 8 | W 8 | W 8 | W 9 | SSW 20 | W 8 | SE 7 | SE 7 | SE 7 | S 7 | — | — | — | — | S 7 | — | W 10 | — |
| kJ | — | 18 | 45 | 45 | 5 | 12 | 12 | 13 | 149 | 10 | 27 | 14 | 14 | 15 | — | — | — | — | 9 | — | 2 | — |
Wind waves Height (m) Direction Period (s) | SW 6 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | WSW 6 | WSW 6 | SW 6 | — | — | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 |
| kJ | 182 | 190 | 196 | 230 | 237 | 198 | 162 | 162 | 172 | 136 | 147 | 137 | 154 | 164 | 203 | — | — | 118 | 123 | 123 | 113 | 113 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 986 | 1352 | 859 | 859 | 860 | 741 | 428 | 54 | 210 | 210 | 1518 | 859 | 859 | 210 | 210 | 210 | 210 | 209 | 652 | 859 | 343 | 210 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||
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