Surf Forecasts:
Coalcliff surf forecast from 15 Sep 2026:
- Best quality surf: Wednesday 16 Sep, 7AM (local time) - 11ft (3.5m), 10s period, S swell with cross-shore winds.
- Most powerful swell: Wednesday 16 Sep, 10PM (local time) - 11ft (3.5m), 10s period, S swell with 2,881 kJ wave energy.
- Next surfable swell (1★+): Wednesday 16 Sep, 7AM (local time) - 11ft (3.5m), 10s period with S swell.
Best Forecast Surf Conditions for Coalcliff this week:
The surf forecast for Coalcliff over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 16) at 7AM. The primary swell is predicted to be 3.5m and 10s period with a secondary swell of 0.2m and 14s. Another secondary swell of 0.2m and 14s is also forecast. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Coalcliff in the next 16 days are 3.5m 10s and forecast to arrive on Wednesday (Sep 16) at 10PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 4s period and expected on Friday (Sep 18) at 10PM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Wed 16th Sep) | 11ft (3.5m) 10s |
| Best Surf | 7AM (Wed 16th Sep) | 11ft (3.5m) 10s |
| Most Powerful | 10PM (Wed 16th Sep) | 11ft (3.5m) 10s |
Table - best surf conditions forecast for Coalcliff over the next 16 days.
Short Range ForecastSome drizzle, heaviest during Tue afternoon. Warm (max 21°C on Tue morning, min 8°C on Wed night). Winds decreasing (fresh winds from the S on Tue afternoon, calm by Thu afternoon). | Days 4-6 Weather SummaryMostly dry. Warm (max 30°C on Sun morning, min 15°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | |||||||||||||||
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) | NE 7 | NE 7 | S 9 | S 10 | S 10 | S 11 | S 10 | SSE 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 9 | S 9 | S 9 | S 9 | S 10 | S 7 | S 10 | S 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 79 | 62 | 1615 | 2543 | 2307 | 2719 | 1057 | 599 | 393 | 380 | 251 | 170 | 146 | 111 | 63 | 41 | 27 | 17 | 143 | 593 | 718 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | off | glassy | cross | off | cross | cross | cross-off | off | glassy | cross-off | on | on | cross-on |
High Tide | 10:49AM1.39m | 11:10PM1.09m | 11:28AM1.34m | 11:56PM0.98m | 12:13PM1.28m | 00:51AM0.90m | 1:07PM1.22m | 2:04AM0.84m | 2:14PM1.19m | 3:30AM0.84m | 3:25PM1.20m | 4:41AM0.89m | 4:27PM1.24m | ||||||||
Low Tide | 5:15PM0.31m | 4:57AM0.37m | 6:05PM0.38m | 5:33AM0.45m | 7:04PM0.44m | 6:17AM0.53m | 8:15PM0.48m | 7:18AM0.59m | 9:31PM0.47m | 8:36AM0.61m | 10:36PM0.43m | 9:51AM0.58m | 11:25PM0.36m | ||||||||
 |  |  | | | | | |  | | | | | | | | | |  |  |  | |
 | 5:56 | — | — | 5:54 | — | — | 5:54 | — | — | 5:52 | — | — | 5:50 | — | — | 5:48 | — | — | 5:48 | — | — |
 | — | 5:45 | — | — | 5:46 | — | — | 5:47 | — | — | 5:47 | — | — | 5:49 | — | — | 5:50 | — | — | 5:50 | — |
mm | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 |
Temp °C | 21 | 17 | 12 | 14 | 14 | 14 | 15 | 13 | 10 | 22 | 18 | 17 | 25 | 25 | 19 | 30 | 29 | 22 | 18 | 16 | 14 |
Feels °C | 18 | 14 | 6 | 6 | 6 | 6 | 11 | 10 | 8 | 18 | 15 | 12 | 21 | 21 | 16 | 27 | 27 | 19 | 16 | 13 | 10 |
Swell 1 Height (m) Direction Period (s) | NE 7 | NE 7 | NE 6 | ENE 14 | NE 12 | NE 13 | S 10 | SSE 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 9 | S 9 | S 9 | S 9 | NE 4 | S 7 | S 10 | S 15 |
| kJ | 79 | 57 | 7 | 20 | 6 | 7 | 1057 | 599 | 393 | 380 | 251 | 170 | 146 | 111 | 63 | 41 | 26 | 3 | 143 | 593 | 18 |
Swell 2 Height (m) Direction Period (s) | S 9 | ENE 13 | ENE 13 | — | E 15 | S 18 | ENE 13 | ENE 13 | NE 13 | S 18 | S 17 | S 15 | NE 5 | S 18 | S 17 | S 17 | S 18 | S 10 | NE 4 | NE 5 | — |
| kJ | 27 | 17 | 18 | — | 4 | 7 | 17 | 17 | 7 | 104 | 214 | 72 | 3 | 24 | 23 | 5 | 27 | 17 | 3 | 1 | — |
Swell 3 Height (m) Direction Period (s) | NE 13 | — | S 16 | — | — | — | ENE 13 | S 19 | S 19 | ENE 12 | ENE 12 | NE 4 | S 18 | S 15 | E 12 | E 11 | E 11 | S 6 | S 15 | E 11 | — |
| kJ | 6 | — | 5 | — | — | — | 17 | 7 | 7 | 15 | 15 | 3 | 55 | 17 | 3 | 2 | 2 | 7 | 4 | 3 | — |
Wind waves Height (m) Direction Period (s) | SW 3 | S 6 | S 9 | S 10 | S 10 | S 11 | — | — | — | — | NE 3 | WNW 3 | — | — | — | NNW 2 | NE 3 | WNW 2 | — | — | S 8 |
| kJ | 6 | 62 | 1615 | 2543 | 2307 | 2719 | — | — | — | — | 4 | 1 | — | — | — | 1 | 3 | 1 | — | — | 718 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 6 | 1270 | 131 | 671 | 671 | 66 | 6 | 28 | 0 | 0 | 9 | 0 | 5 | 3 | 0 | 1 | 1 | 121 | 153 | 131 | 98 |
Best forecast wave conditions in Illawarra | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Coalcliff surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Coalcliff Surf forecast
The above surf forecast table for Coalcliff provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Coalcliff can be found by selecting the local surf guide option on the grey menu. Our Coalcliff 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 (Coalcliff) 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 Coalcliff 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.
Coalcliff is 18 km (11 miles) from Engadine. If you plan a holiday in Illawarra, look for hotels and other accommodation in Engadine. Engadine has rooms for a wide range of budgets as well as car hire and transport links.
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