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Rivermouth (Hikkaduwa) surfForecast / West / Sri Lanka
48hr Weather and Surf, issued 10 pm Tuesday 19 May 2026 +0530Forecast update in hr min s Forecast update imminent
Rivermouth (Hikkaduwa) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rivermouth (Hikkaduwa) sea temperature is
29.2° C
(Which is normal for this time of year)How big are the waves at Rivermouth (Hikkaduwa) today?
The current surf forecast for Rivermouth (Hikkaduwa) at 3AM is: 0.8m 15s primary swell from a Southwest direction and 0.7m 11s secondary swell from a South-southeast direction, 1.6m 7s secondary swell from a West-southwest direction (forecast issued at 10:30pm May 19). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 3ft (0.9m) | 15s |
| Afternoon (20 May) | 5.5ft (1.7m) | 7s |
| Evening (20 May) | 5.5ft (1.7m) | 7s |
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 48mm), heaviest during Thu morning. Warm (max 28°C on Tue night, min 27°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 19 | Wednesday 20 | Thursday 21 | Friday 22 | |||||||||||||||||||||
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 |   |    |    |    | ||||||||||||||||||||
SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | SW 16 | SSW 16 | SW 16 | SSW 16 | SSW 15 | SSW 14 | SW 14 | SW 14 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | |
367 | 362 | 266 | 255 | 309 | 309 | 258 | 263 | 271 | 271 | 274 | 274 | 371 | 322 | 496 | 419 | 372 | 367 | 412 | 412 | 362 | 326 | 316 | 317 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | 3:47AM0.47m | 4:14PM0.61m | 4:32AM0.45m | 4:53PM0.56m | 5:28AM0.42m | |||||||||||||||||||
Low Tide | 10:02PM0.09m | 9:36AM0.07m | 10:40PM0.12m | 10:14AM0.14m | 11:24PM0.15m | 10:56AM0.21m | ||||||||||||||||||
 | | | |  | | | | | | | | | | |  |  | | | | | | | | |
 | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — |
 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:17 |
1 | 2 | 2 | 1 | 2 | 2 | 3 | 3 | 2 | 1 | 1 | 1 | 2 | 5 | 2 | — | — | 2 | 2 | 4 | 2 | 3 | 2 | 3 | |
Temp °C | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 |
31 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 30 | 31 | 30 | 28 | 29 | 30 | 29 | 29 | 30 | |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | SW 15 | S 10 | SW 15 | SW 15 | SW 14 | SSE 10 | SSE 11 | SW 13 | SW 13 | SSE 10 | SW 16 | SSW 16 | SW 16 | SSW 16 | SSW 15 | SSW 14 | SW 14 | SW 14 | SSW 14 | SW 14 | SSW 16 | SW 14 |
 kJ | 240 | 188 | 266 | 130 | 309 | 309 | 251 | 141 | 150 | 183 | 144 | 110 | 371 | 322 | 496 | 419 | 372 | 367 | 412 | 412 | 362 | 276 | 288 | 264 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SSE 11 | SW 15 | SSE 10 | SSE 10 | SSE 10 | SW 14 | SW 14 | SSE 10 | SSE 10 | SW 16 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSW 16 | SW 13 | SSW 16 |
| kJ | 367 | 362 | 119 | 255 | 77 | 106 | 82 | 203 | 147 | 85 | 83 | 264 | 112 | 112 | 108 | 106 | 78 | 77 | 75 | 49 | 33 | 206 | 208 | 295 |
Swell 3 Height (m) Direction Period (s) | SSE 16 | W 8 | SSE 14 | SSE 14 | S 11 | SSE 12 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 16 | SW 13 | SW 13 | SW 13 | S 20 | — | — | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSE 9 | SSE 9 | SSE 9 |
| kJ | 25 | 45 | 63 | 62 | 93 | 52 | 124 | 207 | 207 | 204 | 181 | 142 | 84 | 138 | 7 | — | — | 63 | 106 | 104 | 102 | 33 | 32 | 33 |
Wind waves Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 |
| kJ | 230 | 186 | 220 | 239 | 232 | 255 | 258 | 263 | 271 | 271 | 274 | 274 | 274 | 274 | 303 | 306 | 306 | 282 | 282 | 311 | 342 | 326 | 316 | 317 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 986 | 986 | 210 | 210 | 210 | 204 | 204 | 209 | 210 | 210 | 210 | 210 | 204 | 209 | 209 | 209 | 210 | 210 | 210 | 210 | 210 | 210 | 209 | 209 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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