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Surf Forecasts:

Avalon-South surfForecast / NSW – Sydney North Coast / Australia

information circle48hr Weather and Surf, issued 4 am Sunday 18 Jan 2026 AEDT
Forecast update in hr  min  s Forecast update imminent
Avalon-South surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Avalon-South sea temperature is
22.8° C
 (Which is normal for this time of year)

How big are the waves at Avalon-South today?

The current surf forecast for Avalon-South at 11AM is: 3.5m 9s primary swell from a East-southeast direction and 0.1m 16s secondary swell from a North direction (forecast issued at 04:00am January 18). An open ocean swell of 0.1m 13s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (AEDT) & DateWave HeightWave Period
Morning (18 Jan)11ft (3.5m)9s
Afternoon (18 Jan)10ft (3.0m)9s
Evening (18 Jan)10ft (3.0m)8s

Table - waves today at Avalon-South. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Sunday
18
Monday
19
Tuesday
20
2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
1
1
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
4
ESE
4
ESE
3.5
ESE
3.5
ESE
3
ESE
3
ESE
3
ESE
3
ESE
2.4
SE
2.2
SE
2.5
ESE
2.5
ESE
1.8
SE
1.8
SE
1.8
SE
2.1
ESE
1.7
SE
1.6
SE
1.7
SE
1.7
SE
1.6
SE
2.1
SE
2.4
ESE
2.4
ESE
Period(s) (?)99999988888899988888810910
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2405225720581853158613431469142980066587087049349347060141137240138234990110141057
Wind
(km/h)
35
ESE
35
ESE
30
ESE
30
SE
25
SE
30
SE
25
SE
25
SE
25
SE
20
SE
20
SE
20
SE
20
ESE
20
SE
15
SE
15
SE
15
SE
15
SE
15
SSE
20
SSE
25
SSE
25
SSE
20
SSE
15
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscross-
on		cross-
on
High Tide
/ height (m)
8:46AM
1.59
9:26PM
1.05
9:22AM
1.62
10:03PM
1.09
9:58AM
1.63
10:40PM
1.13
Low Tide
/ height (m)
2:10AM
0.37
3:35PM
0.17
2:50AM
0.34
4:09PM
0.13
3:30AM
0.32
4:43PM
0.10
Sunday
18
Monday
19
Tuesday
20
Sunrise--6:01-------6:01-------6:03-----
Sunset------8:07-------8:06-------8:06-
thunderstorm
thunderstorm
mod rain
rain showers
rain showers
rain showers
rain showers
light rain
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
clear
rain showers
clear
clear
part cloud
clear
rain showers
rain showers
clear
Rain (mm)
20299311111221111-1----11-
Temp. °C191920212121202020202021212121201920212222212020
Feels °C (?)151517181817161717181818191920191818201918181819
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Avalon-South 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.

View detailed surf forecast for Avalon-South at:
surf-forecast.com

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