Surf Forecasts:
How big are the waves at Rivermouth (Hikkaduwa) today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 5ft (1.5m), 14s period with S swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 4.5ft (1.4m), 13s period with S swell.
- Evening surf: Evening surf (23 Aug, local time) - 4.5ft (1.3m), 13s period with S swell.
The current surf forecast for Rivermouth (Hikkaduwa) at 11AM is: 1.5m 14s primary swell from a South direction and 0.6m 21s secondary swell from a South direction, 1.3m 6s secondary swell from a West direction (forecast issued at 04:30am August 23). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 5ft (1.5m) | 14s |
| Afternoon (23 Aug) | 4.5ft (1.4m) | 13s |
| Evening (23 Aug) | 4.5ft (1.3m) | 13s |
Table - waves today at Rivermouth (Hikkaduwa). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 24mm), heaviest during Mon afternoon. Warm (max 28°C on Sun morning, min 26°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 23 | Monday 24 | Tuesday 25 | ||||||||||||||||||||||
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 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | S 16 | S 15 | SSW 15 | S 15 | S 15 | S 14 | SSW 14 | SSW 14 | SSW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 999 | 1014 | 880 | 831 | 694 | 591 | 582 | 572 | 563 | 539 | 522 | 505 | 561 | 661 | 661 | 1330 | 1051 | 558 | 970 | 957 | 944 | 549 | 512 | 317 |
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 | 12:12PM0.42m | 1:13AM0.32m | 12:51PM0.48m | 1:27AM0.39m | 1:20PM0.55m | |||||||||||||||||||
Low Tide | 7:45PM0.20m | 6:20AM0.23m | 7:44PM0.15m | 6:57AM0.18m | 7:54PM0.11m | |||||||||||||||||||
 |  |  |  | | | |  | | |  | | | | | | | | | | | | | | |
 | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:19 | — | — |
mm | — | — | — | 1 | 1 | 1 | — | 1 | 1 | 1 | — | — | 2 | — | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 2 | 1 | 1 |
Temp °C | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 27 |
Feels °C | 28 | 28 | 29 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 27 | 27 | 28 | 29 | 29 | 27 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | 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 | S 12 | SSW 12 | S 16 | S 15 | SSW 15 | S 15 | S 15 | S 14 | SSW 14 | SSW 14 | SSW 13 |
| kJ | 999 | 1014 | 880 | 831 | 694 | 591 | 582 | 572 | 563 | 539 | 496 | 418 | 418 | 418 | 503 | 1330 | 1051 | 558 | 970 | 957 | 944 | 549 | 512 | 317 |
Swell 2 Height (m) Direction Period (s) | SSW 24 | SSW 22 | S 21 | S 21 | S 20 | S 20 | S 20 | S 19 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 10 | WNW 10 | S 11 | WNW 10 | WNW 10 | SW 19 | S 9 | S 9 | S 9 |
| kJ | 108 | 156 | 332 | 332 | 305 | 373 | 373 | 361 | 422 | 522 | 522 | 505 | 561 | 661 | 661 | 154 | 86 | 178 | 106 | 102 | 15 | 106 | 79 | 103 |
Swell 3 Height (m) Direction Period (s) | S 24 | S 22 | S 21 | WNW 11 | WNW 11 | WNW 10 | S 16 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | W 10 | W 10 | W 10 | W 6 | S 12 | — | WNW 10 | W 10 | W 10 | W 10 | WNW 10 | WNW 10 | WNW 9 |
| kJ | 173 | 83 | 233 | 12 | 12 | 11 | 47 | 20 | 33 | 32 | 31 | 49 | 50 | 50 | 43 | 103 | — | 112 | 49 | 48 | 48 | 96 | 94 | 88 |
Wind waves Height (m) Direction Period (s) | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 5 | W 6 | W 6 | W 6 | W 6 | W 6 | WNW 10 | W 5 | WSW 5 | WSW 5 | WSW 5 | WSW 6 | W 10 | WSW 5 | WSW 5 | WSW 5 |
| kJ | 128 | 124 | 127 | 127 | 109 | 120 | 98 | 91 | 83 | 74 | 75 | 64 | 52 | 50 | 163 | 76 | 73 | 78 | 74 | 77 | 314 | 74 | 64 | 64 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 211 | 741 | 210 | 723 | 751 | 739 | 739 | 739 | 723 | 343 | 210 | 209 | 859 | 859 | 54 | 210 | 859 | 210 | 210 | 209 | 859 | 859 | 859 | 751 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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