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Newcastle -The Harbour Surf Forecast
/ NSW – Newcastle (55 breaks) / New South Wales (297 breaks) /
Surf Forecasts:
Newcastle -The Harbour surfForecast / NSW – Newcastle / Australia
12 Day Weather and Surf, issued 3 am Thursday 18 Sep 2025 AEST
Best Forecast Surf Conditions for Newcastle -The Harbour this week:
The most powerful waves expected at Newcastle -The Harbour in the next 12 days are 1.2m 5s and forecast to arrive on Friday (Sep 19) at 1AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 9s period and expected on Tuesday (Sep 23) at 7AM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 1AM (Fri 19th Sep) | 4ft (1.2m) 5s |
Table - best surf conditions forecast for Newcastle -The Harbour over the next 12 days.
Short Range Forecast Light rain (total 3mm), mostly falling on Fri night. Warm (max 22°C on Fri afternoon, min 10°C on Sat night). Winds increasing (calm on Thu morning, fresh winds from the NW by Fri night). | Days 3-6 Weather Summary Light rain (total 8mm), mostly falling on Mon night. Warm (max 21°C on Mon afternoon, min 9°C on Tue night). Winds increasing (light winds from the N on Mon morning, strong winds from the SSW by Tue morning). | ||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 8 | 9 | 9 | 9 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 5 | 17 | 85 | 26 | 56 | 40 | 13 | 8 | 8 | 6 | 0 | 6 | 6 | 7 | 12 | 15 | 16 | 14 | 15 | 27 | 26 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross | cross- on | cross | cross | cross- on | off | off | off | cross- off | cross- off | cross- off | cross |
High Tide / height (m) | 5:55PM 1.60 | 6:45AM 1.27 | 6:42PM 1.62 | 7:22AM 1.36 | 7:23PM 1.60 | 7:56AM 1.43 | 8:00PM 1.56 | 8:28AM 1.48 | 8:35PM 1.50 | 9:00AM 1.52 | 9:09PM 1.42 | 9:33AM 1.53 | 9:43PM 1.33 | ||||||||
Low Tide / height (m) | 11:30AM 0.50 | 12:38AM 0.23 | 12:23PM 0.42 | 1:15AM 0.20 | 1:09PM 0.35 | 1:48AM 0.19 | 1:51PM 0.30 | 2:17AM 0.19 | 2:30PM 0.28 | 2:46AM 0.21 | 3:09PM 0.29 | 3:15AM 0.25 | 3:47PM 0.32 | 3:43AM 0.30 | |||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||
| Sunrise | 5:48 | - | - | 5:47 | - | - | 5:46 | - | - | 5:45 | - | - | 5:43 | - | - | 5:41 | - | - | 5:41 | - | - |
| Sunset | - | 5:45 | - | - | 5:45 | - | - | 5:46 | - | - | 5:46 | - | - | 5:47 | - | - | 5:49 | - | - | 5:49 | - |
 | |  | |  |  | | | | | | | |  | |  | | | | | | |
Rain (mm) | - | - | - | - | - | 3 | - | - | - | - | - | - | - | - | 4 | 2 | 2 | - | - | - | - |
| Temp. °C | 17 | 17 | 16 | 21 | 22 | 17 | 22 | 21 | 14 | 18 | 20 | 16 | 20 | 21 | 17 | 14 | 15 | 15 | 17 | 17 | 15 |
| Feels °C (?) | 15 | 13 | 13 | 17 | 20 | 13 | 16 | 16 | 9 | 14 | 16 | 12 | 17 | 18 | 13 | 5 | 8 | 9 | 13 | 14 | 13 |
- 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)
Recent Eyeball Surf Reports for NSW - Newcastle
Continuing clean conditions at Newcastle -The Harbour (light winds from the WSW at Newcastle Nobbys Signal Station 0 km from Newcastle -The Harbour). 0.3m 7s swell from the ENE to make surfable waves.
1 h 9 min ago
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 Newcastle -The Harbour 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.
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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