Backdoor 4 surfForecast / NSW – Newcastle / Australia

information circle48hr Weather and Surf, issued 9 am Friday 17 Apr 2026 AEST
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
22.2° C
(Which is normal for this time of year)

How big are the waves at Backdoor 4 today?

The current surf forecast for Backdoor 4 at 6PM is: 0.5m 8s primary swell from a South direction and 0.3m 6s secondary swell from a Northeast direction, 0.2m 10s secondary swell from a South-southeast direction (forecast issued at 09:00am April 17). The wind direction is predicted to be glassy.

Time (AEST) & DateWave HeightWave Period
Morning (17 Apr)2.5ft (0.7m)8s
Afternoon (17 Apr)2ft (0.6m)8s
Evening (17 Apr)5ft (1.6m)7s

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


Updates in  hr  min  s Forecast update imminent
Friday
17
Saturday
18
Sunday
19
Mon
20
7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM
Rating
(10 max)
0
0
0
0
0
0
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
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Swell
Height Map
Wave Height (m) & direction (?)
0.7
S
0.6
S
0.6
S
0.5
S
0.5
S
2.1
S
3
S
3
S
3
S
2.4
S
2.3
S
3
S
3
S
2.5
S
3
S
3
S
3
S
3
S
3
S
3
S
3
S
3
S
3
S
3
SSE
Period(s) (?)8888868910101111111111121212121212131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)6647463230350112313451618115412121896196518352053239821912204209220922700301827822774
Wind
(km/h)
15
WNW
10
W
5
E
15
ESE
35
SSE
35
S
25
S
20
SW
20
WSW
15
SSW
15
SSE
20
SE
20
SSE
15
SSW
15
WSW
20
WSW
20
WSW
20
SSW
20
S
20
S
20
S
15
SSW
15
WSW
15
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscross-
off
offoffoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offoffoffoffcross-
off
cross-
off
High Tide
/ height (m)
7:45AM
1.42
8:09PM
1.68
8:33AM
1.37
8:51PM
1.73
9:23AM
1.29
9:35PM
1.74
Low Tide
/ height (m)
1:48PM
0.08
2:33AM
0.05
2:27PM
0.12
3:23AM
0.02
3:08PM
0.19
Friday
17
Saturday
18
Sunday
19
Mon
20
Sunrise6:16-------6:16-------6:16-------
Sunset---5:30-------5:28-------5:27----
clear
clear
clear
cloud
cloud
light rain
rain showers
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
Rain (mm)
-----11-----------------
Temp. °C182326232017171714171717171715141316171718181615
Feels °C (?)14202420151113131114131213131110912131314151312
  • 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

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.


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