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Surf Forecasts:

Backdoor 4 surfForecast / NSW – Newcastle / Australia

information circle48hr Weather and Surf, issued 4 pm Saturday 17 Jan 2026 AEDT
Forecast update in hr  min  s Forecast update imminent
Backdoor 4 surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Backdoor 4 sea temperature is
23.0° C
 (Which is slightly cooler than normal)

How big are the waves at Backdoor 4 today?

The current surf forecast for Backdoor 4 at 10PM is: 3.5m 9s primary swell from a Southeast direction and 0.1m 10s secondary swell from a North direction (forecast issued at 04:00pm January 17). The wind direction is predicted to be cross-offshore and the swell rating is 11.

Time (AEDT) & DateWave HeightWave Period
Morning (17 Jan)--
Afternoon (17 Jan)11ft (3.5m)10s
Evening (17 Jan)11ft (3.5m)10s

Table - waves today at Backdoor 4. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Saturday
17
Sunday
18
Monday
19
Tuesday
20
2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM
Rating
(10 max)
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
2
2
2
3
3
3
3
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
3.5
SE
3.5
SE
3.5
SE
3.5
ESE
4
ESE
4.5
ESE
4
ESE
3.5
ESE
3.5
ESE
3.5
ESE
3
ESE
3
ESE
3
ESE
3
ESE
2.1
SE
2.4
ESE
1.9
SE
1.8
SE
1.7
SE
1.6
SE
1.6
SE
1.6
SE
1.6
SE
1.6
SE
Period(s) (?)101010999999999989899999988
Wave
Graph
(?)Metric surfscale
Energy kJ (?)21292088215918392513330226452242193816601414133712611135628809535460439380371371354355
Wind
(km/h)
25
SSE
30
SSE
25
SE
25
E
20
E
20
ENE
25
E
30
ESE
30
SE
30
SE
30
SE
30
SE
25
SE
25
SE
20
SE
20
SE
20
SE
25
SSE
20
SE
10
SSE
15
SSE
15
SSE
15
S
20
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		crosscrosscrosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offcross-
off		offoffcross-
off
High Tide
/ height (m)
8:47PM
1.02
8:46AM
1.61
9:25PM
1.06
9:23AM
1.65
10:02PM
1.10
9:58AM
1.65
Low Tide
/ height (m)
2:59PM
0.23
2:11AM
0.37
3:35PM
0.18
2:50AM
0.34
4:09PM
0.14
3:29AM
0.32
Saturday
17
Sunday
18
Monday
19
Tuesday
20
Sunrise------6:01-------6:01-------6:03-
Sunset--8:05-------8:05-------8:05-----
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
heavy rain
mod rain
light rain
light rain
rain showers
rain showers
rain showers
rain showers
part cloud
clear
clear
rain showers
rain showers
part cloud
rain showers
Rain (mm)
33681115545415146222211---11-2
Temp. °C222122222120202020192021202021212122212019202021
Feels °C (?)201820202019181717151717161718181819191918191919
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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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 Backdoor 4 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 Backdoor 4 at:
surf-forecast.com

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