Rivermouth (Hikkaduwa) surfForecast / West / Sri Lanka

information circle12 Day Weather and Surf, issued 10 am Tuesday 01 Jul 2025 +0530
Forecast 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
28.8° C
(Which is 1.1°C warmer than normal for this time of year)


Best Forecast Surf Conditions for Rivermouth (Hikkaduwa) this week:

The surf forecast for Rivermouth (Hikkaduwa) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jul 06) at 5AM. The primary swell is predicted to be 1.5m and 11s period with a secondary swell of 0.9m and 18s. Another secondary swell of 0.6m and 5s is also forecast. The wind is predicted to be cross-onshore as the swell arrives.

The most powerful waves expected at Rivermouth (Hikkaduwa) in the next 12 days are 1.8m 16s and forecast to arrive on Sunday (Jul 06) at 11PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (+0530) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Sun 6th Jul)5ft (1.5m) 11s
Best Surf 5AM (Mon 7th Jul)6ft (1.8m) 15s
Most Powerful11PM (Sun 6th Jul)6ft (1.8m) 16s

Table - best surf conditions forecast for Rivermouth (Hikkaduwa) over the next 12 days.

Updates in  hr  min  s Forecast update imminent
Tuesday
01
Wednesday
02
Thursday
03
Friday
04
Saturday
05
Sunday
06
Monday
07
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.4
W
0.8
SSW
1
S
0.9
S
1.2
W
0.9
S
0.9
S
0.9
S
1
W
1.1
WNW
1.1
WNW
1.1
WNW
1.2
WNW
1.6
W
0.8
SSW
1.4
SSW
1.7
SSW
1.8
SSW
1.7
SSW
1.6
SSW
1.4
SSW
1.3
SSW
1.2
SSW
0.9
SSW
1.7
W
1.8
W
1.9
W
0.9
S
1
S
1.5
S
1.6
S
1.6
S
1.6
S
1.4
SSE
1.6
W
1.1
SW
Period(s) (?)81511111011101011101011111118171615141413131312777181616141312121018
Wave
Graph
(?)Metric surfscale
Energy (?)681716566489566432410395434419418440618926844174620711973158915571225934796594561624826109910731483149913011338152714921728
Wind
(km/h)
20
W
20
W
20
W
20
WNW
20
WNW
15
W
20
W
20
W
15
W
20
W
20
W
15
W
20
W
15
W
20
W
20
WNW
15
WNW
15
WNW
20
WNW
20
WNW
15
WNW
25
WNW
20
WNW
15
WNW
25
W
25
W
20
WNW
25
WNW
20
WNW
25
W
25
W
25
W
25
W
25
W
25
W
25
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
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
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
/ height (m)
5:33PM
0.53
6:41AM
0.49
6:07PM
0.48
7:35AM
0.48
6:47PM
0.43
8:44AM
0.47
7:49PM
0.37
10:06AM
0.47
9:48PM
0.33
11:21AM
0.48
11:36PM
0.33
12:19PM
0.51
12:41AM
0.35
1:04PM
0.54
1:26AM
0.37
1:42PM
0.58
2:04AM
0.40
2:17PM
0.61
2:38AM
0.44
2:49PM
0.64
3:11AM
0.48
3:19PM
0.66
3:45AM
0.51
Low Tide
/ height (m)
11:24AM
0.23
12:00AM
0.13
12:10PM
0.27
12:37AM
0.16
1:12PM
0.30
1:20AM
0.18
2:52PM
0.32
2:19AM
0.21
5:18PM
0.29
3:41AM
0.21
6:35PM
0.24
5:05AM
0.19
7:17PM
0.19
6:08AM
0.16
7:49PM
0.14
6:56AM
0.13
8:19PM
0.11
7:36AM
0.10
8:48PM
0.08
8:14AM
0.09
9:17PM
0.06
8:50AM
0.09
9:45PM
0.05
Tuesday
01
Wednesday
02
Thursday
03
Friday
04
Saturday
05
Sunday
06
Monday
07
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunrise5:58--5:58--5:58--5:58--6:00--6:00--6:00--6:00--6:00--6:01--6:01--6:01--
Sunset-6:27--6:27--6:27--6:27--6:28--6:28--6:28--6:28--6:28--6:28--6:28--6:28-
thunderstorm thunderstorm thunderstorm thunderstorm clearthunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm mod raincloudcloudrain showersthunderstorm clearrain showersthunderstorm clearthunderstorm part cloudpart cloudthunderstorm thunderstorm part cloudthunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm thunderstorm
Rain (mm)
2241-4679425438--31-12-1--104-3348734
Temp. °C282827282827282827282827282827282827282827282827282827282827282827272827
Feels °C (?)302929302930302930292930302930292930292930282829292828292828282828272828

Short Range Forecast: Heavy rain (total 35mm), heaviest during Thu afternoon. Warm (max 28°C on Tue morning, min 26°C on Wed night). Wind will be generally light.

Days 3-6 Weather Summary Heavy rain (total 29mm), heaviest during Sat night. Warm (max 28°C on Fri morning, min 26°C on Sun night). Wind will be generally light.

Days 6-9 Weather Summary Moderate rain (total 15mm), heaviest on Wed night. Warm (max 28°C on Mon morning, min 27°C on Mon morning). Wind will be generally light.

Long Range Forecast: Heavy rain (total 39mm), heaviest during Sat morning. Warm (max 28°C on Thu morning, min 27°C on Thu morning). Wind will be generally light.

  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Rivermouth (Hikkaduwa) Surf forecast

The above surf forecast table for Rivermouth (Hikkaduwa) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Rivermouth (Hikkaduwa) can be found by selecting the local surf guide option on the grey menu. Our Rivermouth (Hikkaduwa) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Rivermouth (Hikkaduwa)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Rivermouth (Hikkaduwa) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Rivermouth is 14 km (9 miles) from the city of Ambalangoda. If you plan a holiday in West Sri Lanka, look for hotels and other accommodation in Ambalangoda. Ambalangoda has rooms for a wide range of budgets as well as car hire and transport links.

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