Surf Forecasts:
How big are the waves at Rivermouth (Hikkaduwa) today (25 Aug):
- Morning surf: Morning surf (25 Aug, local time) - 5ft (1.5m), 15s period with S swell.
- Afternoon surf: Afternoon surf (25 Aug, local time) - 4.5ft (1.4m), 14s period with S swell.
- Evening surf: Evening surf (25 Aug, local time) - 4ft (1.2m), 14s period with SSW swell.
The current surf forecast for Rivermouth (Hikkaduwa) at 12PM is: 1.5m 15s primary swell from a South direction and 0.7m 10s secondary swell from a West-northwest direction, 1.3m 6s secondary swell from a West-southwest direction (forecast issued at 04:30am August 25). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Aug) | 5ft (1.5m) | 15s |
| Afternoon (25 Aug) | 4.5ft (1.4m) | 14s |
| Evening (25 Aug) | 4ft (1.2m) | 14s |
Table - waves today at Rivermouth (Hikkaduwa). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 61mm), heaviest during Thu afternoon. Warm (max 28°C on Wed afternoon, min 26°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 25 | Wednesday 26 | Thursday 27 | ||||||||||||||||||||||
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 15 | SSW 15 | S 15 | S 15 | S 14 | S 14 | SSW 14 | SSW 14 | SSW 13 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 21 | SSW 15 | SSW 19 | SSW 19 | SSW 19 | SSW 17 | SSW 17 | SSW 17 | SSW 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1051 | 558 | 970 | 957 | 825 | 802 | 512 | 421 | 232 | 270 | 373 | 715 | 532 | 525 | 519 | 831 | 664 | 980 | 1388 | 2468 | 1361 | 1189 | 1756 | 911 |
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 | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 1:27AM0.39m | 1:20PM0.55m | 1:48AM0.46m | 1:45PM0.60m | 2:10AM0.52m | 2:09PM0.64m | ||||||||||||||||||
Low Tide | 6:57AM0.18m | 7:54PM0.11m | 7:26AM0.14m | 8:09PM0.07m | 7:54AM0.11m | 8:26PM0.04m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | | | | | |
 | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 5 | 5 | 3 | 2 |
Temp °C | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 |
Feels °C | 27 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 27 | 27 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | S 15 | SSW 15 | S 15 | S 15 | S 14 | S 14 | SSW 14 | SSW 14 | W 9 | SSW 13 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 14 | SSW 15 | SSW 14 | SSW 19 | SSW 19 | SSW 17 | SSW 17 | SSW 17 | SSW 14 |
| kJ | 1051 | 558 | 970 | 957 | 825 | 802 | 512 | 421 | 169 | 249 | 373 | 715 | 532 | 525 | 519 | 431 | 610 | 763 | 1388 | 2468 | 1361 | 1189 | 1756 | 911 |
Swell 2 Height (m) Direction Period (s) | WNW 10 | S 11 | WNW 10 | WNW 10 | SW 19 | WNW 10 | S 9 | S 9 | S 9 | S 9 | S 9 | SSE 8 | S 8 | S 8 | SSW 12 | SSW 21 | SSW 19 | SSW 19 | SSW 14 | W 9 | SSE 9 | SSW 13 | WNW 9 | SSW 16 |
| kJ | 86 | 181 | 104 | 102 | 15 | 96 | 106 | 106 | 136 | 106 | 101 | 73 | 86 | 84 | 150 | 831 | 664 | 980 | 596 | 57 | 106 | 192 | 77 | 582 |
Swell 3 Height (m) Direction Period (s) | — | W 10 | W 10 | W 10 | W 10 | SW 19 | W 9 | SSW 18 | SSW 13 | SSW 18 | SSW 13 | S 24 | S 13 | SSW 12 | SSE 8 | SSE 8 | SSE 8 | WNW 9 | ESE 8 | WNW 9 | SSW 13 | SSE 9 | W 9 | W 8 |
| kJ | — | 53 | 49 | 47 | 46 | 15 | 45 | 107 | 232 | 270 | 176 | 11 | 156 | 155 | 50 | 53 | 33 | 84 | 7 | 84 | 229 | 80 | 55 | 71 |
Wind waves Height (m) Direction Period (s) | WSW 5 | WSW 5 | WSW 6 | WSW 6 | WSW 6 | WSW 5 | WSW 10 | W 9 | SW 5 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 5 | W 9 | W 9 | W 9 | W 9 | W 5 | W 6 |
| kJ | 78 | 117 | 81 | 81 | 106 | 71 | 315 | 246 | 25 | 235 | 230 | 225 | 185 | 215 | 251 | 262 | 268 | 62 | 270 | 262 | 262 | 257 | 78 | 103 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 751 | 650 | 751 | 751 | 751 | 751 | 739 | 428 | 428 | 210 | 210 | 209 | 211 | 741 | 741 | 210 | 210 | 210 | 210 | 209 | 739 | 739 | 739 | 211 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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