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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 3 am Thursday 18 Sep 2025 AEST
How big are the waves at Coalcliff today?
The current surf forecast for Coalcliff at 6AM is: 1.4m 6s primary swell from a South-southeast direction and 0.8m 11s secondary swell from a South direction, 0.6m 7s secondary swell from a Northeast direction (forecast issued at 03:00am September 18). The wind direction is predicted to be cross-shore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 5ft (1.5m) | 8s |
| Afternoon (18 Sep) | 3.5ft (1.1m) | 8s |
| Evening (18 Sep) | 2.5ft (0.8m) | 7s |
Table - waves today at Coalcliff. (Swell directed towards the surf break)
Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||||||||||||
| 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 | 7 PM | 10 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 11 | 11 | 8 | 8 | 8 | 8 | 7 | 10 | 10 | 6 | 6 | 6 | 6 | 6 | 8 | 6 | 6 | 6 | 6 | 10 | 10 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 38 | 114 | 191 | 324 | 195 | 131 | 90 | 52 | 50 | 92 | 97 | 94 | 94 | 85 | 64 | 21 | 66 | 73 | 88 | 58 | 32 | 32 | 28 | 80 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross | cross- on | on | cross- on | cross- off | off | off | cross- off | off | cross- off | cross- off | cross- off | off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 6:04AM 1.05 | 5:59PM 1.45 | 6:48AM 1.13 | 6:45PM 1.46 | 7:25AM 1.21 | 7:25PM 1.45 | ||||||||||||||||||
Low Tide / height (m) | 12:00AM 0.21 | 11:36AM 0.42 | 12:44AM 0.17 | 12:27PM 0.36 | 1:20AM 0.15 | 1:12PM 0.30 | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||||||||||||
| Sunrise | - | - | 5:52 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:48 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:49 | - | - | - | - | - | - | - | 5:50 | - | - |
 |  |  |  |  | | | | | | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 13 | 14 | 17 | 17 | 15 | 14 | 13 | 12 | 13 | 19 | 22 | 20 | 18 | 17 | 16 | 16 | 16 | 17 | 19 | 18 | 12 | 11 |
| Feels °C (?) | 7 | 8 | 10 | 12 | 16 | 15 | 13 | 13 | 12 | 10 | 10 | 15 | 18 | 18 | 16 | 12 | 12 | 14 | 14 | 10 | 12 | 11 | 5 | 5 |
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for NSW - Illawarra
The wind is still offshore at Coalcliff (moderate winds from the NNW at FlyStanwell 1 km from Coalcliff). 1.1m 5s windswell from the S with a 0.5m 11s groundswell from the E. 2 swells combining to make bigger set waves.
1 h 20 min ago
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