Surf Forecasts:
Chia surf forecast from 19 Aug 2026:
- Best quality surf: Friday 21 Aug, 8AM (local time) - 3ft (0.9m), 7s period, W swell with cross-offshore winds.
- Most powerful swell: Tuesday 25 Aug, 11PM (local time) - 3.5ft (1.0m), 7s period, W swell with 106 kJ wave energy.
- Next surfable swell (1★+): Friday 21 Aug, 8AM (local time) - 3ft (0.9m), 7s period with W swell.
Best Forecast Surf Conditions for Chia this week:
The surf forecast for Chia over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 21) at 8AM. The primary swell is predicted to be 0.9m and 7s period with a secondary swell of 0.5m and 7s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Chia in the next 16 days are 1.0m 7s and forecast to arrive on Tuesday (Aug 25) at 11PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Tuesday (Aug 25) at 2PM.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Fri 21st Aug) | 3ft (0.9m) 7s |
| Best Surf | 8AM (Fri 21st Aug) | 3ft (0.9m) 7s |
| Most Powerful | 11PM (Tue 25th Aug) | 3.5ft (1.0m) 7s |
Table - best surf conditions forecast for Chia over the next 16 days.
The Lowdown
Alright folks, Rusty here. Let’s have a look at what’s cookin’ for the next couple of weeks.
Honestly, it’s a bit of a slow start. The first week or so is pretty flat, with only a few tiny bumps that won’t get you excited. The real action doesn’t start to show itself until the end of the first week, and then we’ve got a couple of windows that might be worth paddling out for.
The standout period looks like Friday, August 21st. We’ll see a small pulse of swell roll in during the morning. Chia is looking at waves around 3 ft coming from the West, with a period of 7 seconds – not the longest lines, but the wind will be a light cross-offshore breeze, so it’ll be reasonably clean. The combined swell energy is moderate at 109, so there’s a bit of push. The water is a wild 86°F, which is a massive 7°F warmer than usual – that’s really unusual, almost like bathwater. It’s a beginner-friendly spot, too, so good for a learning session. Just be aware crowds can show up sometimes.
After that, there’s a bit of a lull again. The next glimmer comes on Tuesday, September 1st. The afternoon should see a clean 3 ft west swell with a 7-second period, and the wind will be gentle and offshore, making for some tidy little waves. The energy is still moderate at 85. It’s the best-looking option in the second week, but it’s a long way out, so keep your fingers crossed.
The rest of the run is either flat, windy, or just too messy. We’ve got a long gap from August 22nd right through to September 1st where the surf is pretty ordinary. There’s a few days with glassy conditions but no swell to speak of. It’s one of those quiet spells.
Stay patient, and keep an eye on the forecast for that first Friday.
Rusty.
Short Range ForecastMostly dry. Warm (max 31°C on Wed afternoon, min 25°C on Wed morning). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Warm (max 33°C on Mon afternoon, min 26°C on Sat night). Wind will be generally light. | ||||||||||||||||||||
Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | |||||||||||||||
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) | W 8 | W 7 | WNW 3 | W 6 | W 5 | W 5 | W 7 | W 8 | W 7 | W 6 | SE 5 | W 6 | WSW 7 | E 4 | ESE 4 | SE 4 | ESE 4 | ESE 4 | ESE 5 | SE 4 | W 7 |
Wave Graph | |||||||||||||||||||||
1 | 1 | 0 | 1 | 1 | 4 | 79 | 72 | 32 | 18 | 13 | 12 | 16 | 24 | 6 | 4 | 4 | 2 | 2 | 1 | 62 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross | cross-off | glassy | cross-on | cross | cross-off | cross-on | cross-off | cross-off | cross-on | cross-off | cross | cross-on | off | glassy | cross-on | off | cross-off | cross-off | cross-off |
High Tide | 2:55PM0.19m | 2:26AM0.18m | 4:13PM0.19m | 3:19AM0.16m | 5:51PM0.19m | 7:11PM0.21m | 6:33AM0.15m | 8:03PM0.22m | 7:34AM0.16m | 8:42PM0.24m | 8:18AM0.17m | 9:14PM0.26m | |||||||||
Low Tide | 8:21AM0.07m | 8:46PM0.11m | 9:07AM0.08m | 10:23PM0.13m | 10:12AM0.08m | 00:35AM0.13m | 11:37AM0.08m | 1:51AM0.12m | 12:49PM0.07m | 2:35AM0.11m | 1:41PM0.06m | 3:07AM0.09m | 2:22PM0.04m | 3:36AM0.08m | |||||||
6:41 | — | — | 6:41 | — | — | 6:41 | — | — | 6:43 | — | — | 6:43 | — | — | 6:45 | — | — | 6:46 | — | — | |
— | 8:14 | — | — | 8:13 | — | — | 8:10 | — | — | 8:09 | — | — | 8:08 | — | — | 8:07 | — | — | 8:06 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 29 | 31 | 29 | 30 | 31 | 29 | 30 | 31 | 29 | 29 | 30 | 28 | 29 | 31 | 30 | 32 | 33 | 31 | 30 | 31 | 29 |
Feels °C | 30 | 31 | 30 | 31 | 31 | 31 | 32 | 33 | 32 | 31 | 33 | 32 | 30 | 33 | 32 | 32 | 35 | 34 | 31 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | NW 8 | NW 7 | — | W 6 | W 5 | W 5 | W 7 | W 8 | W 7 | W 6 | SE 5 | W 6 | WSW 7 | WSW 7 | ESE 4 | SE 4 | ESE 4 | ESE 4 | ESE 5 | SE 4 | W 7 |
2 | 2 | — | 1 | 1 | 4 | 79 | 72 | 32 | 18 | 12 | 12 | 16 | 9 | 6 | 4 | 4 | 2 | 2 | 1 | 62 | |
Swell 2 Height (m) Direction Period (s) | W 8 | — | — | NW 6 | — | W 8 | W 7 | ESE 3 | SE 4 | SE 5 | W 6 | SE 4 | SE 5 | — | W 6 | W 6 | W 6 | — | — | — | NW 10 |
1 | — | — | 1 | — | 1 | 24 | 2 | 3 | 7 | 13 | 3 | 1 | — | 3 | 3 | 1 | — | — | — | 4 | |
Swell 3 Height (m) Direction Period (s) | — | W 7 | — | — | — | — | W 9 | — | — | — | — | — | W 6 | NW 6 | — | NW 5 | W 7 | — | — | — | — |
— | 1 | — | — | — | — | 6 | — | — | — | — | — | 1 | 1 | — | 1 | 1 | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | WNW 4 | W 3 | WNW 3 | — | — | — | — | — | ESE 4 | NE 3 | ENE 3 | ENE 3 | ENE 4 | E 4 | NNE 3 | NNE 2 | SE 2 | WNW 4 | W 5 | W 5 | N 3 |
4 | 3 | 2 | — | — | — | — | — | 3 | 3 | 1 | 1 | 16 | 24 | 1 | 1 | 1 | 13 | 37 | 69 | 1 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 80 | 133 | 225 | 528 | 810 | 58 | 0 | 70 | 117 | 408 | 571 | 637 | 753 | 1032 | 1001 | 810 | 1287 | 255 | 137 | 428 | 117 |
Best forecast wave conditions in Sardinia | |||||||||||||||||||||
Best forecast wave conditions in Italy | |||||||||||||||||||||
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Information about the Chia Surf forecast
The above surf forecast table for Chia provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Chia can be found by selecting the local surf guide option on the grey menu. Our Chia 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 (Chia) 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 Chia 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.
Chia is 32 km (20 miles) from the city of Capoterra. If you plan a holiday in Sardinia, look for hotels and other accommodation in Capoterra. Capoterra has rooms for a wide range of budgets as well as car hire and transport links.











