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Rivermouth (Hikkaduwa) surfForecast / West / Sri Lanka
48hr Weather and Surf, issued 4 pm Sunday 10 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
30.3° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Rivermouth (Hikkaduwa) today?
The current surf forecast for Rivermouth (Hikkaduwa) at 12AM is: 0.7m 12s primary swell from a South-southwest direction and 1.1m 6s secondary swell from a West-southwest direction (forecast issued at 04:30pm May 10). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 2.5ft (0.7m) | 13s |
| Afternoon (11 May) | 2.5ft (0.7m) | 13s |
| Evening (11 May) | 2.5ft (0.7m) | 18s |
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 87mm), heaviest during Tue night. Warm (max 29°C on Tue afternoon, min 26°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 10 | Monday 11 | Tuesday 12 | Wed 13 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 19 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | |
99 | 98 | 98 | 98 | 172 | 181 | 147 | 149 | 192 | 201 | 322 | 655 | 813 | 896 | 813 | 1096 | 950 | 926 | 975 | 811 | 800 | 687 | 752 | 742 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | |
High Tide | 8:20PM0.43m | 10:54AM0.42m | 10:20PM0.43m | 11:38AM0.50m | 11:25PM0.46m | |||||||||||||||||||
Low Tide | 1:11PM0.32m | 3:50AM0.24m | 4:34PM0.31m | 4:51AM0.20m | 5:46PM0.25m | 5:31AM0.16m | ||||||||||||||||||
 | |  | | |  |  | | | | | | | | | | | | |  | | | | | |
 | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — |
 | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | 6:16 |
4 | 5 | 4 | 4 | 1 | — | — | 3 | 4 | 3 | 2 | 4 | 4 | 4 | 2 | 1 | 2 | 1 | 5 | 7 | 9 | 9 | 4 | 5 | |
Temp °C | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 28 | 28 | 27 | 27 | 26 | 27 | 28 |
30 | 29 | 30 | 31 | 31 | 30 | 31 | 30 | 30 | 30 | 29 | 29 | 30 | 30 | 31 | 31 | 31 | 30 | 31 | 29 | 29 | 28 | 28 | 29 | |
Swell 1 Height (m) Direction Period (s) | SW 7 | SSW 12 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | SSW 13 | SSW 12 | SW 7 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
 kJ | 44 | 98 | 95 | 80 | 85 | 71 | 58 | 65 | 192 | 83 | 140 | 655 | 813 | 896 | 813 | 1096 | 950 | 926 | 975 | 811 | 800 | 687 | 752 | 742 |
Swell 2 Height (m) Direction Period (s) | SSW 12 | SSE 9 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 19 | SSW 19 | SSW 18 | SSW 12 | SE 8 | SE 8 | S 11 | SE 8 | S 10 | S 10 | SE 8 | SE 9 | SE 9 | SW 20 | SW 20 | SW 20 |
| kJ | 99 | 32 | 98 | 98 | 172 | 181 | 147 | 149 | 148 | 201 | 322 | 77 | 18 | 11 | 61 | 10 | 92 | 72 | 11 | 12 | 12 | 15 | 15 | 15 |
Swell 3 Height (m) Direction Period (s) | SSE 9 | SSW 15 | SSE 9 | SSW 15 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SSW 15 | SSW 12 | SE 8 | — | SE 8 | SE 8 | S 9 | SE 8 | SE 8 | — | — | — | SW 20 | SW 20 | S 11 |
| kJ | 32 | 86 | 32 | 71 | 20 | 20 | 20 | 19 | 20 | 72 | 131 | 18 | — | 17 | 11 | 83 | 10 | 11 | — | — | — | 15 | 15 | 58 |
Wind waves Height (m) Direction Period (s) | WNW 6 | WSW 6 | — | — | — | — | — | — | SW 6 | SW 6 | — | SW 7 | SW 7 | SW 7 | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 |
| kJ | 43 | 98 | — | — | — | — | — | — | 75 | 101 | — | 183 | 233 | 233 | 274 | 289 | 287 | 302 | 310 | 406 | 418 | 491 | 550 | 496 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 191 | 70 | 19 | 10 | 19 | 19 | 19 | 170 | 204 | 210 | 42 | 35 | 170 | 19 | 19 | 19 | 210 | 209 | 209 | 170 | 210 | 210 | 210 | 209 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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