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Surf Forecasts:
Rivermouth (Hikkaduwa) surfForecast / West / Sri Lanka
48hr Weather and Surf, issued 10 pm Thursday 09 Apr 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
30.1° C
(Which is slightly warmer than usual)How big are the waves at Rivermouth (Hikkaduwa) today?
The current surf forecast for Rivermouth (Hikkaduwa) at 2AM is: 0.6m 13s primary swell from a South-southwest direction and 0.5m 5s secondary swell from a West-northwest direction (forecast issued at 10:30pm April 09). The wind direction is predicted to be cross-shore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Apr) | 1.5ft (0.5m) | 12s |
| Afternoon (10 Apr) | 1.5ft (0.5m) | 11s |
| Evening (10 Apr) | 1.5ft (0.4m) | 11s |
Table - waves today at Rivermouth (Hikkaduwa). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thu 09 | Friday 10 | Saturday 11 | Sunday 12 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 12 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 13 | 13 | 13 | 13 | 20 | 20 | 20 | 19 | 18 | 18 | 18 | 18 | 18 | 17 | 17 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 92 | 138 | 111 | 136 | 78 | 77 | 73 | 71 | 48 | 55 | 87 | 87 | 85 | 188 | 188 | 188 | 181 | 260 | 255 | 255 | 323 | 370 | 424 | 405 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | cross | glass | on | on | glass | glass | glass | glass | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on |
High Tide / height (m) | 4:35AM 0.33 | 6:02PM 0.41 | 10:50PM 0.40 | |||||||||||||||||||||
Low Tide / height (m) | 11:49PM 0.25 | 10:39AM 0.21 | 7:49AM 0.26 | |||||||||||||||||||||
Thu 09 | Friday 10 | Saturday 11 | Sunday 12 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 6:03 | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - | - | 6:03 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:16 |
 | | | |  |  | |  |  |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 5 | 1 | - | - | - | - | - | 1 | - | 1 | 2 | - | - | - | - | 1 | - |
| Temp. °C | 28 | 28 | 27 | 27 | 28 | 29 | 29 | 27 | 26 | 27 | 26 | 26 | 28 | 29 | 29 | 29 | 28 | 28 | 27 | 27 | 28 | 29 | 29 | 29 |
| Feels °C (?) | 31 | 31 | 30 | 31 | 32 | 31 | 30 | 32 | 30 | 32 | 30 | 30 | 33 | 31 | 31 | 32 | 31 | 32 | 31 | 31 | 32 | 32 | 31 | 32 |
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Ocean Swells (m)- Wind Speed (km/h)
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