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Coalcliff Surf Forecast
/ NSW – Illawarra (42 breaks) / New South Wales (297 breaks) /
Surf Forecasts:
Coalcliff surfForecast / NSW – Illawarra / Australia
48hr Weather and Surf, issued 9 pm Wednesday 20 May 2026 AESTForecast update in hr min s Forecast update imminent
Coalcliff surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Coalcliff sea temperature is
19.8° C
(Which is normal for this time of year)How big are the waves at Coalcliff today?
The current surf forecast for Coalcliff at 12AM is: 2.4m 10s primary swell from a South direction and 1.3m 10s secondary swell from a East-northeast direction, 1.4m 10s secondary swell from a East-northeast direction (forecast issued at 09:00pm May 20). The wind direction is predicted to be cross-shore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 10ft (3.0m) | 9s |
| Afternoon (21 May) | 8ft (2.4m) | 8s |
| Evening (21 May) | 7ft (2.1m) | 8s |
Table - waves today at Coalcliff. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Sat afternoon. Very mild (max 18°C on Sat afternoon, min 12°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||||||||||
7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | SSE 7 | SE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 11 | ESE 10 | ESE 10 | E 11 | |
1021 | 1153 | 1057 | 1411 | 1411 | 1164 | 986 | 771 | 588 | 437 | 422 | 373 | 369 | 362 | 362 | 777 | 898 | 1071 | 1042 | 1000 | 1027 | 1234 | 1323 | 1412 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 11:20PM1.63m | 12:28PM1.04m | 00:19AM1.53m | 1:35PM1.04m | 1:21AM1.42m | 2:41PM1.08m | ||||||||||||||||||
Low Tide | 4:47PM0.36m | 6:23AM0.07m | 5:49PM0.43m | 7:23AM0.12m | 6:58PM0.48m | 8:22AM0.17m | ||||||||||||||||||
 | | |  |  | |  | | |  |  | | | | | | |  | | |  | | | | |
 | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:46 | — | — | — | — |
 | — | — | — | — | — | — | — | 4:59 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:58 |
— | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | 1 | 1 | — | — | — | — | — | — | |
Temp °C | 15 | 13 | 13 | 13 | 13 | 16 | 17 | 16 | 15 | 14 | 14 | 12 | 13 | 14 | 16 | 16 | 16 | 17 | 16 | 17 | 16 | 16 | 17 | 17 |
12 | 10 | 9 | 9 | 9 | 11 | 12 | 11 | 11 | 10 | 10 | 9 | 10 | 11 | 12 | 12 | 13 | 14 | 13 | 14 | 13 | 13 | 15 | 16 | |
Swell 1 Height (m) Direction Period (s) | S 10 | S 10 | ENE 10 | ENE 10 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 10 | E 10 | E 9 | E 10 | S 12 | S 8 | ESE 10 | ESE 10 | ESE 10 | ESE 11 | ESE 10 | ESE 10 | E 11 |
 kJ | 782 | 838 | 370 | 312 | 318 | 255 | 255 | 250 | 250 | 204 | 200 | 160 | 145 | 113 | 146 | 28 | 4 | 1071 | 1042 | 1000 | 1027 | 1234 | 1323 | 1412 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | ENE 10 | — | — | — | — | — | S 16 | — | S 16 | S 16 | S 15 | S 15 | S 14 | S 13 | E 15 | S 12 | SSW 10 | S 7 | S 9 | ESE 10 | S 8 | S 21 | S 8 |
| kJ | 441 | 400 | — | — | — | — | — | 5 | — | 5 | 5 | 5 | 4 | 35 | 31 | 4 | 24 | 20 | 27 | 14 | 127 | 12 | 9 | 10 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 13 | — | — | S 9 | S 23 | S 14 | S 20 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — | 14 | 10 | 4 | 8 |
Wind waves Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | SSE 7 | SE 10 | SE 10 | — | — | — | S 8 | — | — | — |
| kJ | 1021 | 1153 | 1057 | 1411 | 1411 | 1164 | 986 | 771 | 588 | 437 | 422 | 373 | 369 | 362 | 362 | 777 | 898 | — | — | — | 29 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 5 | 0 | 17 | 17 | 17 | 17 | 60 | 23 | 17 | 17 | 17 | 17 | 17 | 17 | 23 | 23 | 23 | 51 | 39 | 23 | 23 | 23 | 23 | 6 |
Best forecast wave conditions in Illawarra | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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