
Surf Forecasts:
Inside Reef (Hikkaduwa) surf forecast from 5 Sep 2026:
- Most powerful swell: Saturday 12 Sep, 2PM (local time) - 5ft (1.6m), 18s period, SSW swell with 1,561 kJ wave energy.
Best Forecast Surf Conditions for Inside Reef (Hikkaduwa) this week:
The most powerful waves expected at Inside Reef (Hikkaduwa) in the next 16 days are 1.6m 18s and forecast to arrive on Saturday (Sep 12) at 2PM. Winds are predicted to be onshore at the time the swell arrives.
| Wave Type | Time (+0530) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 2PM (Sat 12th Sep) | 5ft (1.6m) 18s |
Table - best surf conditions forecast for Inside Reef (Hikkaduwa) over the next 16 days.
The Lowdown
Alright folks, Rusty here. Let’s cut through the chatter and look at what’s happening for the next couple of weeks at Inside Reef (Hikkaduwa) .
Straight up, the outlook is a tough one. We’ve got a consistent run of swell, but the conditions are just not playing ball. The whole 16-day window is a story of onshore winds and poor surf quality. The water temperature is sitting at a warm 84°, which is about 2° warmer than usual for this time of year – nice for a dip, but it doesn’t help the wave face.
We kick off on Saturday the 5th of September with a clean morning sky, but the wind is already on it from the WSW at 9 mph. The swell is a modest 4 ft from the south with a 10-second period, carrying moderate energy (427). It’s just not happening; the report says poor surf conditions. This same story – risk of thunderstorms, onshore wind, and poor surf – drags on through Sunday, Monday, and into Tuesday.
By Tuesday the 8th, the wind picks up to 12 mph, and the swell period stretches out to a very long 16 seconds, but it’s still onshore. The energy is building – we see 796 – but it’s messy. Wednesday and Thursday are more of the same: onshore wind, long-period groundswell, but the wind is ruining any chance of a clean face.
The real kicker comes on Thursday the 10th. The swell is 4 ft to 5 ft from the SSW, with a very long 17-18 second period. The combined energy surges into the strong range (1315-1354). But the wind switches to a cross-onshore, and the report notes moderate cross-onshore and choppy conditions. For a reef break like this, that’s a dealbreaker. This pattern of onshore and cross-onshore wind, with increasing swell size, continues right through the second week.
By the 12th of September, the swell is pushing 5 ft to 5 ft with a very long 18-second period, and the energy is massive (2373-2444). But the wind is still on it from the west at 16 mph. We see waves up to 7 ft on the 19th, but the verdict is still “marginal surf forecast” at best.
There is no standout here. No moment where the stars align. The consistent west to southwest wind, often at 12-16 mph, just keeps the surface blown out. The only day that gets a score of “1” instead of “0” is the 16th of September, when the swell drops to 4 ft and the wind backs off slightly to 12 mph, but it’s still described as a marginal forecast.
Honestly, fellas, this is a blank run. For a spot that’s fairly consistent, it’s a rough stretch. The waves have the energy, especially with that long-period groundswell, but the wind is the enemy. If you’re a paddle surfer, you’re looking at a lot of frustration. The setup honestly looks more interesting for kite surfing than paddle surfing, given the steady onshore wind and the size of the swell later on.
Keep an eye on it, but don’t hold your breath. Forecasts can change, but right now, it’s a hard pass.
Rusty.
Short Range ForecastHeavy rain (total 31mm), heaviest during Mon night. Warm (max 28°C on Sat morning, min 26°C on Sun night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 41mm), heaviest during Tue afternoon. Warm (max 28°C on Tue morning, min 26°C on Tue night). Wind will be generally light. | ||||||||||||||||||||
Saturday 5 | Sunday 6 | Monday 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | Friday 11 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map | |||||||||||||||||||||
Wave Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | S 10 | SSE 10 | SSW 18 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 17 | SSW 18 | SSW 17 | SSW 16 | SSW 15 | SSW 14 | SW 19 |
Wave Graph | |||||||||||||||||||||
314 | 302 | 240 | 196 | 176 | 163 | 196 | 163 | 280 | 412 | 334 | 275 | 268 | 257 | 404 | 1015 | 1108 | 1136 | 996 | 845 | 1535 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on |
High Tide | 4:06PM0.33m | 10:27AM0.41m | 1:06AM0.30m | 12:16PM0.48m | 1:02AM0.40m | 12:52PM0.54m | 1:24AM0.49m | 1:22PM0.60m | 1:50AM0.58m | 1:49PM0.64m | 2:16AM0.65m | 2:15PM0.66m | 2:42AM0.69m | ||||||||
Low Tide | 12:57PM0.32m | 11:29PM0.21m | 7:27PM0.24m | 5:23AM0.27m | 7:10PM0.18m | 6:35AM0.20m | 7:25PM0.12m | 7:16AM0.15m | 7:45PM0.07m | 7:49AM0.11m | 8:06PM0.03m | 8:18AM0.08m | 8:28PM0.00m | ||||||||
6:01 | — | — | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — | |
— | 6:14 | — | — | 6:14 | — | — | 6:13 | — | — | 6:13 | — | — | 6:12 | — | — | 6:12 | — | — | 6:10 | — | |
mm | — | — | 4 | 1 | 3 | 6 | 3 | 3 | 11 | 4 | 6 | 9 | 4 | 3 | 4 | 2 | 2 | 7 | 5 | 2 | 7 |
Temp °C | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 27 | 27 | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 28 | 27 |
Feels °C | 31 | 30 | 30 | 31 | 30 | 30 | 30 | 30 | 30 | 30 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | S 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 10 | SSE 9 | SSE 11 | SSE 10 | SSW 18 | SSW 17 | SSW 16 | SSW 15 | SSW 14 | SSW 16 |
314 | 302 | 240 | 196 | 150 | 163 | 196 | 163 | 177 | 222 | 237 | 205 | 184 | 238 | 208 | 1015 | 1108 | 1136 | 996 | 845 | 1040 | |
Swell 2 Height (m) Direction Period (s) | SSW 12 | SSW 15 | SSW 13 | SSW 13 | SSW 15 | WNW 8 | W 11 | W 10 | SSW 18 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 17 | SSE 10 | SSE 9 | SE 9 | SW 21 | SW 21 | SW 19 |
82 | 172 | 133 | 137 | 176 | 22 | 57 | 50 | 280 | 412 | 334 | 275 | 268 | 257 | 404 | 161 | 108 | 65 | 898 | 467 | 1535 | |
Swell 3 Height (m) Direction Period (s) | WNW 8 | SSW 18 | SSW 16 | W 9 | S 12 | SSW 16 | SSW 14 | SSW 19 | W 10 | SW 12 | W 8 | SSW 18 | SSW 18 | SSW 18 | SW 13 | SSE 14 | SSE 14 | SW 24 | SSE 9 | SSE 10 | SSE 10 |
20 | 62 | 196 | 42 | 69 | 81 | 78 | 146 | 47 | 39 | 34 | 102 | 126 | 182 | 183 | 41 | 40 | 273 | 52 | 81 | 85 | |
Wind waves Height (m) Direction Period (s) | W 5 | W 8 | W 4 | WNW 4 | W 4 | WSW 4 | W 4 | W 4 | WSW 4 | W 9 | W 5 | W 5 | W 5 | W 5 | W 5 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 |
11 | 58 | 8 | 6 | 9 | 16 | 9 | 14 | 13 | 123 | 16 | 20 | 40 | 58 | 79 | 98 | 98 | 103 | 153 | 153 | 151 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 24 | 738 | 24 | 646 | 24 | 24 | 646 | 738 | 738 | 719 | 739 | 738 | 646 | 859 | 211 | 211 | 859 | 211 | 646 | 338 | 211 |
Best forecast wave conditions in West Sri Lanka | |||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | |||||||||||||||||||||
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Information about the Inside Reef (Hikkaduwa) Surf forecast
The above surf forecast table for Inside Reef (Hikkaduwa) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Inside Reef (Hikkaduwa) can be found by selecting the local surf guide option on the grey menu. Our Inside Reef (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 (Inside Reef (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 Inside Reef (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.
Inside Reef (Hikkaduwa) is 9 km (6 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.










