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Rivermouth (Hikkaduwa) surfForecast / West / Sri Lanka
48hr Weather and Surf, issued 4 am Saturday 16 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
29.6° C
(Which is slightly warmer than usual)How big are the waves at Rivermouth (Hikkaduwa) today?
The current surf forecast for Rivermouth (Hikkaduwa) at 1PM is: 1.5m 7s primary swell from a Southwest direction and 1.0m 7s secondary swell from a West-northwest direction, 0.9m 11s secondary swell from a South-southwest direction (forecast issued at 04:30am May 16). The wind direction is predicted to be onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 6ft (1.8m) | 8s |
| Afternoon (16 May) | 6ft (1.8m) | 7s |
| Evening (16 May) | 7ft (2.1m) | 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 54mm), heaviest during Sun morning. Warm (max 29°C on Sun afternoon, min 27°C on Sat afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
WSW 8 | WSW 8 | SW 8 | SW 8 | SW 7 | SW 7 | SW 7 | SW 7 | SSW 12 | SW 12 | SSW 12 | SSW 6 | SSW 12 | S 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | S 11 | SW 6 | SW 6 | S 11 | SW 16 | SW 16 | |
568 | 501 | 369 | 303 | 225 | 420 | 371 | 337 | 952 | 1064 | 1158 | 329 | 251 | 231 | 251 | 216 | 209 | 194 | 190 | 170 | 188 | 157 | 161 | 157 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | |
High Tide | 1:23AM0.49m | 1:52PM0.72m | 1:57AM0.50m | 2:26PM0.72m | 2:31AM0.49m | 3:02PM0.70m | ||||||||||||||||||
Low Tide | 7:14AM0.03m | 8:19PM0.08m | 7:48AM0.01m | 8:53PM0.07m | 8:24AM0.01m | 9:26PM0.08m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | | | | | |
 | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:17 | — | — |
5 | 3 | 3 | 3 | 3 | 2 | 2 | 3 | 2 | 2 | 3 | 4 | 1 | 1 | 2 | 2 | 1 | 2 | 2 | 2 | 3 | 3 | 2 | 4 | |
Temp °C | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 27 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 28 |
29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 29 | 29 | 30 | 29 | 30 | 30 | 29 | 30 | 29 | 31 | 29 | 29 | 30 | 30 | |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 12 | WNW 7 | WNW 7 | S 13 | SSW 14 | S 13 | WNW 6 | SSW 15 | SW 15 | SW 21 | SSW 12 | S 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | S 11 | S 11 | S 11 | S 11 | SSW 10 | S 11 |
 kJ | 350 | 294 | 329 | 121 | 96 | 88 | 140 | 87 | 31 | 84 | 55 | 72 | 240 | 216 | 224 | 209 | 198 | 194 | 188 | 146 | 146 | 149 | 108 | 112 |
Swell 2 Height (m) Direction Period (s) | S 15 | S 15 | WNW 7 | SSW 12 | SSW 11 | SE 9 | S 13 | SW 15 | SW 15 | SE 9 | SSW 22 | SSW 15 | SW 21 | SSW 13 | SW 20 | SW 19 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | S 13 |
| kJ | 107 | 106 | 73 | 303 | 191 | 3 | 88 | 104 | 104 | 3 | 45 | 21 | 69 | 70 | 97 | 95 | 81 | 154 | 152 | 104 | 127 | 125 | 161 | 117 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SSW 16 | S 14 | S 14 | S 13 | ESE 9 | SE 9 | SE 9 | SE 9 | SW 22 | SE 9 | SE 8 | S 16 | SW 20 | SW 13 | SW 13 | S 14 | SW 13 | SW 13 | SW 14 | S 13 | SSE 18 | S 13 | SW 16 |
| kJ | 100 | 100 | 103 | 132 | 121 | 8 | 3 | 3 | 3 | 19 | 3 | 3 | 19 | 98 | 45 | 45 | 37 | 45 | 46 | 46 | 32 | 60 | 85 | 157 |
Wind waves Height (m) Direction Period (s) | WSW 8 | WSW 8 | SW 8 | SW 8 | SW 7 | SW 7 | SW 7 | SW 7 | SSW 12 | SW 12 | SSW 12 | SSW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | WSW 6 |
| kJ | 568 | 501 | 369 | 269 | 225 | 420 | 371 | 337 | 952 | 1064 | 1158 | 329 | 251 | 231 | 251 | 216 | 209 | 190 | 190 | 170 | 188 | 157 | 152 | 136 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 343 | 338 | 859 | 741 | 2016 | 859 | 859 | 1129 | 859 | 986 | 859 | 859 | 859 | 859 | 859 | 859 | 859 | 986 | 986 | 742 | 2049 | 2049 | 1129 | 986 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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