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Surf Forecasts:

Backdoor 4 surfForecast / NSW – Newcastle / Australia

information circle48hr Weather and Surf, issued 4 pm Friday 20 Mar 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
23.5° 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 9PM is: 0.6m 6s primary swell from a Southeast direction and 0.4m 8s secondary swell from a East-northeast direction (forecast issued at 04:00pm March 20). The wind direction is predicted to be cross-offshore.

Time (AEDT) & DateWave HeightWave Period
Morning (20 Mar)--
Afternoon (20 Mar)2.5ft (0.7m)6s
Evening (20 Mar)2ft (0.6m)6s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Friday
20
Saturday
21
Sunday
22
Monday
23
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)
0
0
0
0
0
0
1
1
0
1
0
0
1
0
0
1
1
1
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.7
SE
0.4
ENE
0.6
SE
0.6
SE
0.6
SE
0.7
SE
0.7
SE
0.7
SE
0.7
SE
0.7
SE
0.5
E
0.5
E
0.5
E
0.4
E
0.4
E
0.5
E
0.7
E
0.6
E
0.6
E
0.6
E
0.6
E
0.5
E
0.7
E
0.7
E
Period(s) (?)6866667766898111010109999955
Wave
Graph
(?)Metric surfscale
Energy kJ (?)322225262638434339363738363733489262605655362729
Wind
(km/h)
10
SE
15
SE
10
SE
5
SE
5
S
5
SW
5
SW
10
SE
10
ESE
15
SE
15
SE
15
SSE
15
S
15
SSW
15
SSW
15
SSE
10
SE
10
ESE
10
E
10
ENE
10
ENE
5
ESE
5
E
10
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		cross-
off		glasscross-
off		glasscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offoffoffoffcross-
off		cross-
off		crosscrosscross-
on		glasscrosscross
High Tide
/ height (m)
10:18PM
1.57
10:34AM
1.43
10:58PM
1.60
11:22AM
1.31
11:43PM
1.60
Low Tide
/ height (m)
4:02PM
0.06
4:31AM
0.12
4:38PM
0.12
5:21AM
0.13
5:17PM
0.20
6:16AM
0.18
Friday
20
Saturday
21
Sunday
22
Monday
23
Sunrise------6:56-------6:56-------6:58-
Sunset-7:06-------7:04-------7:02------
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
part cloud
clear
clear
cloud
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
thunderstorm
clear
clear
part cloud
clear
Rain (mm)
21-----------1111--1----
Temp. °C232323222221202323232222222121222323222222222123
Feels °C (?)232324242423222423232221212021222324232323242224
  • 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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