Newcastle -The Harbour surf break

Newcastle -The Harbour surfForecast / NSW – Newcastle / Australia

information circle12 Day Weather and Surf, issued 10 am Tuesday 16 Dec 2025 AEDT
Forecast update in hr  min  s Forecast update imminent
Newcastle -The Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Newcastle -The Harbour sea temperature is
22.1° C
(Which is normal for this time of year)


Best Forecast Surf Conditions for Newcastle -The Harbour this week:

The surf forecast for Newcastle -The Harbour over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Dec 20) at 5AM. The primary swell is predicted to be 1.3m and 7s period with a secondary swell of 0.7m and 7s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Newcastle -The Harbour in the next 12 days are 1.8m 7s and forecast to arrive on Friday (Dec 19) at 2AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 12s period and expected on Tuesday (Dec 16) at 11PM.

Wave TypeTime (AEDT) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Sat 20th Dec)4.5ft (1.3m) 7s
Best Surf 5AM (Sat 20th Dec)4.5ft (1.3m) 7s
Most Powerful 2AM (Fri 19th Dec)6ft (1.8m) 7s

Table - best surf conditions forecast for Newcastle -The Harbour over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Warm (max 27°C on Thu night, min 17°C on Thu morning). Mainly fresh winds.

Days 3-6 Weather Summary Light rain (total 2mm), mostly falling on Fri night. Warm (max 33°C on Sun night, min 21°C on Sun night). Wind will be generally light.

Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.9
E
0.9
E
0.4
E
0.5
E
1.1
E
1.1
NE
0.8
ENE
1
ENE
1.8
NE
0.6
ENE
0.4
ENE
0.9
ENE
0.6
E
0.5
E
0.4
ENE
0.4
ENE
0.7
ENE
0.4
ENE
0.3
ENE
0.4
S
0.3
SE
Period(s) (?)668846657777785774696
Wave
Graph
(?)Metric surfscale
Energy kJ (?)66662232506937622924318754032815485806
Wind
(km/h)
20
E
20
E
20
E
15
ENE
20
ENE
30
NE
10
NNE
10
ENE
25
NE
10
NNW
5
ESE
10
WNW
10
SW
10
NNE
15
E
10
WNW
10
NNE
10
NNW
5
SW
10
SE
20
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
oncross-
on
oncross-
on
glasscrossoffoncross-
on
crossoncross-
on
glasscross-
off
cross-
on
High Tide
/ height (m)
6:46PM
1.09
7:16AM
1.56
7:35PM
1.10
7:54AM
1.63
8:22PM
1.12
8:32AM
1.69
9:08PM
1.15
9:10AM
1.74
9:52PM
1.17
9:47AM
1.76
10:34PM
1.18
10:25AM
1.76
11:17PM
1.19
Low Tide
/ height (m)
1:13PM
0.54
12:27AM
0.46
1:59PM
0.47
1:08AM
0.45
2:40PM
0.40
1:49AM
0.45
3:20PM
0.33
2:30AM
0.46
4:00PM
0.29
3:11AM
0.48
4:39PM
0.26
3:52AM
0.50
5:17PM
0.24
4:34AM
0.53
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Sunrise5:37--5:39--5:39--5:39--5:39--5:39--5:41--
Sunset-7:57--7:57--7:58--7:59--7:59--8:00--8:00-
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
rain showers
part cloud
part cloud
part cloud
thunderstorm
part cloud
clear
clear
clear
part cloud
Rain (mm)
-----------1---1-----
Temp. °C181920202121182427252828222828233033202222
Feels °C (?)151717181919182325252928252929213032202019
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Newcastle -The Harbour Surf forecast

The above surf forecast table for Newcastle -The Harbour provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Newcastle -The Harbour can be found by selecting the local surf guide option on the grey menu. Our Newcastle -The Harbour surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Newcastle -The Harbour) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Newcastle -The Harbour may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Newcastle? If you are looking for accommodation near Newcastle -The Harbour, camping, hotels and holiday cottages in Newcastle, consider staying in Newcastle which is 3 km (2 miles) away. Other places in and around Newcastle where you can find information about places to rent, and car hire include Catherine Hill Bay which is 32 km (20 miles) away, Port Stephens, Cessnock and Central Coast.

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