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Flat Rock Surf Forecast
/ NSW – North Coast (46 breaks) / New South Wales (297 breaks) /
Surf Forecasts:
Flat Rock surfForecast / NSW – North Coast / Australia
48hr Weather and Surf, issued 3 pm Thursday 18 Sep 2025 AEST
How big are the waves at Flat Rock today?
The current surf forecast for Flat Rock at 5PM is: 1.1m 5s primary swell from a South-southeast direction and 0.7m 7s secondary swell from a Northeast direction, 0.3m 6s secondary swell from a North direction (forecast issued at 03:00pm September 18). The wind direction is predicted to be cross-onshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | - | - |
| Afternoon (18 Sep) | 2.5ft (0.8m) | 7s |
| Evening (18 Sep) | 2.5ft (0.7m) | 7s |
Table - waves today at Flat Rock. (Swell directed towards the surf break)
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| 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 | 1 AM | 4 AM | 7 AM | 10 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 5 | 7 | 12 | 6 | 6 | 6 | 6 | 7 | 4 | 4 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 71 | 62 | 53 | 51 | 51 | 57 | 49 | 45 | 54 | 75 | 31 | 49 | 87 | 130 | 176 | 165 | 162 | 68 | 53 | 35 | 15 | 14 | 33 | 108 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | cross- on | cross | cross- off | off | off | glass | cross- on | cross- on | cross | cross | cross- off | cross | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross |
High Tide / height (m) | 6:09PM 1.55 | 6:41AM 1.14 | 6:52PM 1.55 | 7:19AM 1.23 | 7:30PM 1.53 | 7:54AM 1.32 | ||||||||||||||||||
Low Tide / height (m) | 11:29AM 0.37 | 12:49AM 0.26 | 12:24PM 0.30 | 1:23AM 0.21 | 1:11PM 0.25 | 1:53AM 0.18 | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - |
| Sunset | - | 5:38 | - | - | - | - | - | - | - | 5:38 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - |
 |  |  |  | | | | | | | | |  | |  | |  | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 2 | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 19 | 19 | 18 | 17 | 17 | 18 | 20 | 21 | 21 | 20 | 20 | 19 | 18 | 19 | 19 | 19 | 22 | 21 | 20 | 18 | 17 | 16 | 19 |
| Feels °C (?) | 18 | 16 | 18 | 19 | 17 | 17 | 19 | 21 | 19 | 19 | 17 | 17 | 19 | 17 | 18 | 17 | 17 | 21 | 19 | 17 | 16 | 14 | 14 | 17 |
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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 - North Coast
Still cross-shore at Flat Rock (moderate winds from the S at Ballina Airport Automatic Weather Station 5 km from Flat Rock). 1.3m 6s windswell from the SSE with a 0.7m 7s swell from the NE. 2 swells combining to make bigger set waves.
1 h 2 min ago
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