
Surf Forecasts:
Inside Reef (Hikkaduwa) surf forecast from 12 Sep 2026:
- Most powerful swell: Saturday 12 Sep, 2PM (local time) - 6.5ft (2.0m), 17s period, SSW swell with 2,404 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 2.0m 17s 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) | 6.5ft (2.0m) 17s |
Table - best surf conditions forecast for Inside Reef (Hikkaduwa) over the next 16 days.
The Lowdown
G’day, Rusty here. Let’s break down what’s cooking at Inside Reef (Hikkaduwa). It’s a tough stretch, no lie. Water’s warm at 84°, which is a touch warmer than normal for this time of year, so ditch the wetsuit.
Right off the bat, on Saturday the 12th of September, there’s a 7ft swell from the SSW with a very long period of 17 seconds, packing a massive punch of energy (2709). Sounds epic, but the wind is onshore from the WSW at 9 mph, and there’s a risk of thunderstorms. The mix of that cross-offshore breeze and the long-period groundswell on the reef could shape up okay, but the conditions are marginal and the tide is iffy. It’s more of a headache than a highlight.
Sunday the 13th is similar. A 6ft SSW swell, still long period at 16 seconds (1801 energy), but the wind swings cross-onshore from the WNW at 12 mph, turning it choppy. Total write-off.
Monday the 14th drops to a 4ft SSW swell, but winds crank up to 16 mph from the WNW, cross-onshore and messy. The “poor surf conditions” tag says it all.
Mid-week keeps the trend. Tuesday the 15th sees a spike to 8ft from the WSW, but with a short, weak period of just 8 seconds (1733 energy), it’s a junky, wind-blown mess. Wednesday and Thursday stay small-ish or middling, always with that onshore wind kicking in. By Friday the 18th and into the weekend, the swell gets smaller, but the wind stays stubbornly onshore at 16 to 19 mph.
There is a flicker on Saturday the 19th of September where the swell bumps back to 7ft from the SSW, with a solid 16-second period and strong energy (2391). But again, the wind is howling onshore from the WSW at 16 mph, and the forecast says poor surf. It would be a blown-out, choppy mess. Not worth the paddle.
The second week doesn’t get any better. Swells bounce between 5ft and 8ft, but they’re often short-period windswells (7 to 8 seconds) or come with winds up to 19 mph. The wind direction stays consistently WSW or W, hitting the break onshore or side-onshore. Tide and conditions are universally rated as poor.
Honestly, mate, there’s no standout session in this whole 16-day window. The swell shows up consistently, but the wind and conditions just won’t cooperate. The wave energy is moderate to strong, but the quality is wrecked. With a reef setup and that constant onshore wind, this spot looks more interesting for kite surfing than paddle surfing right now. It’s a dry run for quality, but these stretches don’t last forever. Forecasts can change.
Rusty.
Short Range ForecastHeavy rain (total 51mm), heaviest during Sat night. Warm (max 28°C on Sat morning, min 26°C on Sat night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 167mm), heaviest during Wed morning. Warm (max 28°C on Tue morning, min 24°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||
Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | |||||||||||||||
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 17 | SSW 17 | SSW 17 | SSW 16 | SSW 15 | SSW 15 | SSW 18 | SSW 17 | SSW 15 | SSW 15 | SSW 14 | SW 8 | SSW 18 | SSW 18 | SSW 16 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | SSW 18 |
Wave Graph | |||||||||||||||||||||
2404 | 2171 | 1887 | 1415 | 1125 | 857 | 790 | 847 | 988 | 860 | 808 | 782 | 596 | 705 | 590 | 1107 | 800 | 687 | 446 | 404 | 768 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | 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 | on | on | on | on | on | on | on |
High Tide | 2:41PM0.66m | 3:08AM0.71m | 3:06PM0.64m | 3:33AM0.70m | 3:30PM0.61m | 3:58AM0.67m | 3:53PM0.56m | 4:21AM0.62m | 4:12PM0.51m | 4:44AM0.57m | 4:28PM0.45m | 5:06AM0.50m | 4:33PM0.39m | 5:28AM0.44m | |||||||
Low Tide | 8:46AM0.07m | 8:49PM-0.01m | 9:12AM0.07m | 9:10PM-0.02m | 9:36AM0.07m | 9:31PM-0.01m | 9:59AM0.09m | 9:52PM0.02m | 10:22AM0.11m | 10:12PM0.05m | 10:45AM0.15m | 10:30PM0.09m | 11:09AM0.20m | 10:45PM0.14m | |||||||
6:00 | — | — | 6:00 | — | — | 6:00 | — | — | 6:00 | — | — | 6:00 | — | — | 6:00 | — | — | 5:58 | — | — | |
— | 6:10 | — | — | 6:09 | — | — | 6:09 | — | — | 6:08 | — | — | 6:08 | — | — | 6:07 | — | — | 6:07 | — | |
mm | 2 | 2 | 20 | 7 | 4 | 7 | — | 3 | 6 | — | 7 | 35 | 39 | 23 | 22 | 18 | 9 | 14 | 4 | 4 | 19 |
Temp °C | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 28 | 25 | 24 | 25 | 25 | 26 | 27 | 27 | 28 | 27 | 27 |
Feels °C | 32 | 30 | 30 | 30 | 29 | 29 | 28 | 28 | 28 | 29 | 29 | 26 | 24 | 26 | 26 | 27 | 27 | 27 | 28 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 15 | SSW 15 | SW 7 | SSW 14 | SSW 15 | SW 9 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 18 |
2404 | 2171 | 1887 | 1415 | 1125 | 857 | 217 | 561 | 988 | 599 | 800 | 678 | 537 | 482 | 396 | 1107 | 800 | 687 | 446 | 402 | 768 | |
Swell 2 Height (m) Direction Period (s) | WSW 7 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | S 18 | SSW 18 | SSW 17 | SE 9 | SSW 15 | SW 21 | SW 20 | SSW 18 | SSW 18 | SSW 16 | SSE 8 | SSE 8 | SSE 7 | S 6 | SSW 18 | SSW 13 |
199 | 92 | 70 | 67 | 50 | 248 | 790 | 847 | 20 | 860 | 117 | 388 | 596 | 705 | 590 | 45 | 32 | 19 | 33 | 404 | 384 | |
Swell 3 Height (m) Direction Period (s) | SSE 9 | — | — | S 9 | SSW 20 | SE 9 | SSW 13 | SE 9 | S 24 | SSE 9 | SSE 9 | SE 9 | — | — | — | WNW 8 | W 10 | SSW 20 | SSW 18 | SSW 6 | SE 7 |
106 | — | — | 57 | 78 | 38 | 368 | 19 | 11 | 8 | 8 | 3 | — | — | — | 14 | 8 | 151 | 228 | 35 | 18 | |
Wind waves Height (m) Direction Period (s) | — | WSW 7 | WSW 7 | W 7 | W 7 | WSW 7 | WNW 6 | W 8 | WSW 9 | WNW 7 | WSW 8 | SW 8 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | W 6 | W 6 | WSW 6 |
— | 147 | 152 | 262 | 181 | 152 | 58 | 367 | 645 | 176 | 808 | 782 | 336 | 372 | 299 | 229 | 277 | 187 | 100 | 97 | 131 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1124 | 1441 | 39 | 338 | 1124 | 172 | 24 | 859 | 24 | 24 | 24 | 155 | 172 | 205 | 211 | 338 | 338 | 1124 | 646 | 1992 | 981 |
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.










