Surf Forecasts:
How big are the waves at Rivermouth (Hikkaduwa) today (21 Jun):
- Morning surf: Morning surf (21 Jun, local time) - 4.5ft (1.3m), 10s period with WSW swell.
- Afternoon surf: Afternoon surf (21 Jun, local time) - 3.5ft (1.1m), 13s period with SSW swell.
- Evening surf: Evening surf (21 Jun, local time) - 4.5ft (1.3m), 16s period with SSW swell.
The current surf forecast for Rivermouth (Hikkaduwa) at 3AM is: 1.1m 13s primary swell from a South-southwest direction and 0.7m 16s secondary swell from a South-southwest direction, 1.2m 9s secondary swell from a West direction (forecast issued at 10:30pm June 20). The wind direction is predicted to be onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jun) | 4.5ft (1.3m) | 10s |
| Afternoon (21 Jun) | 3.5ft (1.1m) | 13s |
| Evening (21 Jun) | 4.5ft (1.3m) | 16s |
Table - waves today at Rivermouth (Hikkaduwa). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 75mm), heaviest during Sun night. Warm (max 28°C on Sun morning, min 27°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 13 | SSW 13 | W 10 | WSW 10 | WSW 10 | SSW 14 | SSW 16 | SSW 16 | SSW 16 | SSW 17 | SSW 17 | SSW 14 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 702 | 682 | 479 | 368 | 374 | 410 | 394 | 604 | 827 | 838 | 859 | 924 | 1125 | 480 | 679 | 1029 | 1016 | 715 | 870 | 848 | 815 | 784 | 763 | 638 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | 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 |
High Tide | 6:31AM0.49m | 6:04PM0.51m | 7:34AM0.49m | 6:51PM0.45m | 8:48AM0.48m | |||||||||||||||||||
Low Tide | 11:57PM0.12m | 12:03PM0.27m | 00:40AM0.15m | 1:12PM0.31m | 1:31AM0.18m | 3:03PM0.32m | ||||||||||||||||||
 | | | |  | | | | | | | | | | | | | | | | | | |  | |
 | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — |
 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 |
mm | 1 | 1 | 3 | 4 | 3 | 3 | 3 | 2 | 5 | 4 | 5 | 4 | 4 | 4 | 4 | 3 | 3 | 2 | 2 | 5 | 5 | 3 | 2 | — |
Temp °C | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 29 | 29 | 29 | 30 | 29 | 30 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 29 | 29 | 29 | 28 | 28 | 29 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 16 | SSW 16 | SSW 16 | SSW 17 | SSW 17 | SSW 14 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 |
| kJ | 702 | 682 | 479 | 368 | 368 | 368 | 362 | 604 | 827 | 838 | 859 | 924 | 1125 | 480 | 679 | 1029 | 1016 | 715 | 870 | 848 | 815 | 784 | 763 | 638 |
Swell 2 Height (m) Direction Period (s) | SSE 10 | W 10 | SSW 16 | W 11 | SSW 17 | SSW 17 | SSW 17 | W 10 | SE 9 | SE 9 | SE 9 | SE 9 | W 9 | SSW 17 | SSW 18 | SE 10 | SE 10 | SSW 12 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | SSW 17 |
| kJ | 104 | 220 | 269 | 220 | 304 | 311 | 385 | 154 | 42 | 29 | 29 | 29 | 103 | 428 | 276 | 47 | 47 | 119 | 46 | 45 | 45 | 44 | 43 | 166 |
Swell 3 Height (m) Direction Period (s) | WSW 8 | SSE 10 | SSE 10 | SSW 16 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSW 20 | SSW 20 | SW 13 | SW 13 | SE 9 | SE 9 | SE 9 | — | SSW 9 | SE 10 | W 9 | W 9 | — | W 11 | SSE 9 | SE 9 |
| kJ | 12 | 104 | 78 | 280 | 61 | 60 | 61 | 59 | 75 | 75 | 45 | 45 | 29 | 29 | 43 | — | 8 | 46 | 44 | 43 | — | 2 | 9 | 43 |
Wind waves Height (m) Direction Period (s) | W 10 | — | W 9 | WSW 5 | W 10 | WSW 10 | WSW 10 | WSW 5 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | W 7 | W 7 | W 7 | W 6 | W 7 | W 6 | W 6 |
| kJ | 228 | — | 246 | 22 | 374 | 410 | 394 | 78 | 154 | 165 | 199 | 213 | 176 | 252 | 261 | 261 | 261 | 262 | 247 | 266 | 243 | 222 | 215 | 206 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 859 | 859 | 54 | 54 | 859 | 956 | 859 | 1194 | 1036 | 1069 | 986 | 723 | 986 | 210 | 2049 | 209 | 210 | 210 | 210 | 210 | 210 | 204 | 204 | 204 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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