
Surf Forecasts:
Inside Reef (Hikkaduwa) surf forecast from 16 Sep 2026:
- Most powerful swell: Saturday 19 Sep, 8PM (local time) - 7ft (2.2m), 16s period, SSW swell with 2,441 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 2.2m 16s and forecast to arrive on Saturday (Sep 19) at 8PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 8s period and expected on Sunday (Sep 20) at 11AM.
| Wave Type | Time (+0530) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 8PM (Sat 19th Sep) | 7ft (2.2m) 16s |
Table - best surf conditions forecast for Inside Reef (Hikkaduwa) over the next 16 days.
The Lowdown
Alright, grab a coffee and settle in, because the surf outlook for the next two weeks is a tough one. I'm looking at the charts for Inside Reef (Hikkaduwa), and to be honest, mates, the wind and weather are just not cooperating. The pattern is persistent onshore and cross-onshore breezes, with a constant threat of thunderstorms, ruining what could otherwise be some serious swell.
The water here is a touch warmer than normal for the time of year, sitting at 84°.
We’ve got a bit of a wait on our hands. The first week is pretty much a write-off. From Wednesday the 16th right through to the 22nd of September, the forecasts are all "poor surf conditions" or "marginal." The wind is mostly onshore or cross-onshore, with a gentle to moderate breeze, and combined energies are all over the place from moderate (814) to strong (2523), but it doesn’t matter because the surface is chopped up. The swell height moves between 3ft and 7ft from the SSW, but with those winds, it’s not surfable in any meaningful way.
Even when we get a pulse of energy around Saturday the 19th—with 7ft of SSW swell and a solid 16-second period pushing combined energy to (2523)—the cross-onshore westerly wind at 12 mph turns it into a bumpy mess. That setup would look more interesting for kite surfing than paddle surfing. It’s that ugly.
We then hit a real dead zone from the 23rd to the 26th of September. The swell is mostly from the WSW with a terrible 7-second period, and the wind is cranking up to 19 mph from the WSW. That’s a fresh breeze and just unridable slop. On the 25th of September, we see a flash of very long-period energy from the SSW at 24 seconds, popping the energy up to (1763), but it’s blowing onshore again. Such a tease.
The best of the bunch—and I use that term loosely—shows up right at the end. From the 27th of September through the 1st of October, the conditions start to settle. The wind drops to a light to gentle breeze. We see the swell drop back to a more manageable 4ft to 5ft from the SSW and S, with periods ranging from 13 to 19 seconds. It's still labelled "marginal" but the wind is finally turning onshore instead of cross-onshore. The morning of the 30th of September is a standout prospect: a light breeze from the WSW at 6 mph, 4ft of swell from the SSW with a very long 19-second period, and combined energy of (1983). That’s clean enough to be worth a look. The 1st of October morning also looks promising with light breezes and 5ft of SSW swell. It's not pumping, but it’s the only window that looks like a genuine surf session instead of a survival session.
So, the takeaway? The first 11 days are a right-off. Don't even bother. Keep an eye on the 30th of September and 1st of October. It’s a long-range promise, but the lighter winds mean it could finally be our turn.
Rusty.
Short Range ForecastHeavy rain (total 70mm), heaviest during Wed morning. Warm (max 28°C on Fri morning, min 26°C on Wed night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 83mm), heaviest during Sun morning. Warm (max 28°C on Sat morning, min 26°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | |||||||||||||||
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) | SSW 14 | SSW 18 | SSW 16 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | S 13 | S 12 | S 12 | WSW 7 |
Wave Graph | |||||||||||||||||||||
622 | 697 | 590 | 1107 | 800 | 687 | 433 | 503 | 1714 | 1943 | 2429 | 2228 | 1877 | 1277 | 887 | 700 | 599 | 539 | 347 | 333 | 355 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | on | on | on | on | on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on |
High Tide | 4:12PM0.51m | 4:44AM0.57m | 4:28PM0.45m | 5:06AM0.50m | 4:33PM0.39m | 5:28AM0.44m | 4:11PM0.34m | 6:00AM0.37m | 4:15AM0.31m | 11:53AM0.41m | 1:05AM0.36m | 12:25PM0.48m | 1:05AM0.44m | ||||||||
Low Tide | 10:22AM0.11m | 10:12PM0.05m | 10:45AM0.15m | 10:30PM0.09m | 11:09AM0.20m | 10:45PM0.14m | 11:37AM0.26m | 10:43PM0.20m | 8:21PM0.24m | 5:33AM0.31m | 7:11PM0.20m | 6:17AM0.26m | 7:06PM0.16m | ||||||||
6:00 | — | — | 6:00 | — | — | 5:58 | — | — | 5:58 | — | — | 5:58 | — | — | 5:58 | — | — | 5:58 | — | — | |
— | 6:08 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:06 | — | — | 6:06 | — | |
mm | 8 | 3 | 10 | 8 | 9 | 15 | 4 | 5 | 8 | 2 | 5 | 12 | 9 | 8 | 18 | 9 | 7 | 13 | 6 | 9 | 13 |
Temp °C | 27 | 27 | 27 | 27 | 27 | 26 | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 29 | 29 | 30 | 29 | 28 | 27 | 30 | 30 | 29 | 29 | 28 | 29 | 29 | 29 | 28 | 28 | 27 | 28 | 27 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 13 | SSW 13 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | S 13 | S 12 | S 12 | S 12 |
622 | 563 | 468 | 1107 | 800 | 687 | 433 | 336 | 1714 | 1943 | 2429 | 2228 | 1877 | 1277 | 887 | 700 | 599 | 539 | 347 | 333 | 266 | |
Swell 2 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SSW 16 | W 9 | WNW 9 | SSE 8 | SSE 7 | SSW 18 | SE 7 | SSE 7 | — | ESE 8 | SE 8 | S 18 | S 17 | S 16 | S 15 | SSW 18 | SSW 17 | SSW 18 | SSW 17 |
596 | 697 | 590 | 6 | 7 | 47 | 41 | 503 | 27 | 20 | — | 6 | 15 | 57 | 92 | 79 | 68 | 178 | 237 | 322 | 297 | |
Swell 3 Height (m) Direction Period (s) | SE 8 | SE 8 | S 7 | SW 22 | SSW 21 | SW 20 | SSW 18 | SSE 7 | — | — | — | W 10 | W 9 | SE 8 | S 21 | SSW 20 | SSW 19 | S 13 | S 12 | SSW 12 | SW 12 |
3 | 3 | 15 | 18 | 45 | 98 | 228 | 34 | — | — | — | 7 | 6 | 15 | 9 | 37 | 70 | 31 | 75 | 98 | 37 | |
Wind waves Height (m) Direction Period (s) | WSW 6 | WSW 6 | WSW 6 | SW 6 | SW 6 | SW 6 | SW 6 | WSW 6 | WSW 6 | W 6 | W 6 | W 6 | W 6 | WSW 6 | WSW 7 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 7 |
126 | 110 | 96 | 112 | 122 | 128 | 112 | 100 | 119 | 101 | 94 | 50 | 49 | 124 | 222 | 227 | 188 | 179 | 223 | 282 | 355 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 338 | 24 | 211 | 646 | 211 | 739 | 646 | 885 | 211 | 208 | 333 | 211 | 208 | 205 | 211 | 211 | 211 | 211 | 205 | 1124 | 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.










