
Surf Forecasts:
Newcastle Beach surf forecast from 5 Aug 2026:
- Best quality surf: Tuesday 11 Aug, 10AM (local time) - 2.5ft (0.8m), 13s period, S swell with offshore winds.
- Most powerful swell: Monday 10 Aug, 7AM (local time) - 5ft (1.5m), 9s period, ENE swell with 329 kJ wave energy.
- Next surfable swell (1★+): Thursday 6 Aug, 4AM (local time) - 1ft (0.3m), 12s period with SSE swell.
Best Forecast Surf Conditions for Newcastle Beach this week:
The surf forecast for Newcastle Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 06) at 4AM. The primary swell is predicted to be 0.3m and 12s period with a secondary swell of 0.4m and 5s. Another secondary swell of 0.3m and 8s is also forecast. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Newcastle Beach in the next 16 days are 1.5m 9s and forecast to arrive on Monday (Aug 10) at 7AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 5s period and expected on Monday (Aug 10) at 1PM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Thu 6th Aug) | 1ft (0.3m) 12s |
| Best Surf | 10AM (Tue 11th Aug) | 2.5ft (0.8m) 13s |
| Most Powerful | 7AM (Mon 10th Aug) | 5ft (1.5m) 9s |
Table - best surf conditions forecast for Newcastle Beach over the next 16 days.
The Lowdown
Alright, I’m gonna be straight with ya – the first few days are a bit of a grind. We’ve got some small, weak energy in the water, but for the most part, it’s pretty ordinary. The surf picks up proper steam later in the run, and there’s a couple of absolute standouts that are worth circling on the calendar.
Wednesday 5th August through the weekend, Newcastle Beach is looking at tiny, weak swell. Thursday morning the 6th has a bit of a pulse from the south with a clean cross-off wind, but it’s only 1 ft – not enough to get the heart racing. The combined energy is weak, just 53 (moderate wave energy). Water temp is about average for the time of year, sitting at 64°F, and the anomaly is small, so nothing weird going on there.
Friday 7th morning shows a little more life with a 2 ft SSE swell, and the wind is clean again, but it’s still small. The energy bumps up to 117 (moderate wave energy), but it’s not gonna be a day to drop everything. Saturday morning the 8th is glassy and tiny at 1 ft. Sunday the 9th has a bit more push with 3 ft from the east and a glassy afternoon, but it’s still weak.
Monday 10th is where it starts to get interesting. We’ve got a strong offshore WNW wind at 25 mph blowing, and the swell jumps to 4 ft from the ENE. The energy is 271 (moderate wave energy) – but that strong offshore is gonna make it hard to paddle into, and the conditions are actually rated poor. So it’s one to watch, but not a standout.
Tuesday 11th is the first real highlight. The morning brings a clean 3 ft south swell with a long period of 13 seconds, and a moderate offshore WNW wind at 16 mph. The energy is 372 (moderate wave energy), and the afternoon is even better – 3 ft from the south, period 10 seconds, still offshore. The wind is clean, the waves are clean, and this is proper surfable. This is your best bet for the first week.
Wednesday 12th through Friday 14th morning, the swell drops back and the conditions get messy. Thursday the 13th afternoon has a strong cross-on wind and a 2 ft south swell with a long period of 14 seconds – that’s a groundswell, but it’s tiny and choppy. Not worth it.
Friday 14th morning is a bit of a wild card. A 7 ft south swell rolls in with a period of 12 seconds, and the energy is 1136 (strong wave energy). The wind is light cross-shore, but it’s rain showers and the conditions are marginal. That’s a big, powerful swell for a beach break, and with that period, it might be a bit too straight, but for experienced surfers, there’s something there.
Saturday 15th and Sunday 16th are a write-off – messy winds, rain showers, and the swell drops to 3 ft or less with poor conditions.
Monday 17th brings a big 8 ft south swell, but the wind is onshore or cross-onshore, making it choppy and ugly. The energy is 841 (strong wave energy), but it’s a mess.
Now, here’s the real standout. Tuesday 18th August morning. This is the one. A 10 ft south swell, with a period of 11 seconds, and absolutely glassy conditions – zero wind. The combined energy is 3961 (very strong wave energy). That’s a heavy, powerful groundswell, and it’s clean as a whistle. This is for experienced surfers only – it’s big, it’s powerful, and it’s going to be a proper session. This is the best day on offer.
Wednesday 19th morning is also excellent. A 8 ft SSE swell, period 12 seconds, with a light offshore NNW wind. The energy is 1893 (strong wave energy). That’s another day for the experienced crew, clean and powerful. The afternoon gets cross-shore and a bit messy.
Thursday 20th morning is still very good – 6 ft SE swell, period 11 seconds, with a moderate offshore NW wind. The energy is 983 (strong wave energy). Clean and punchy, but not as huge as the 18th.
So, if you’re marking your calendar: Tuesday 18th is the absolute standout – big, glassy, and for the experts. The 19th and 20th are also excellent. The first week is all about the Tuesday 11th for a cleaner, smaller day.
Remember, for the long-range stuff like the 18th and 19th, keep an eye on it – things can shift, but right now, it looks promising.
Rusty.
Short Range ForecastMostly dry. Very mild (max 16°C on Wed afternoon, min 9°C on Wed night). Wind will be generally light. | Days 5-7 Weather SummaryLight rain (total 4mm), mostly falling on Sun night. Very mild (max 17°C on Sun morning, min 8°C on Mon night). Winds increasing (calm on Sun afternoon, strong winds from the NW by Sun night). | |||||||||||||||||||
Wed 5 | Thursday 6 | Friday 7 | Saturday 8 | Sunday 9 | Monday 10 | Tuesday 11 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map | ||||||||||||||||||||
Wave Height (m) Direction Period (s) | E 9 | SSE 12 | S 10 | S 9 | S 7 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | E 8 | E 8 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | E 9 | S 13 | S 13 | S 9 |
Wave Graph | ||||||||||||||||||||
26 | 27 | 31 | 78 | 38 | 92 | 88 | 49 | 32 | 32 | 64 | 99 | 79 | 203 | 266 | 88 | 43 | 219 | 177 | 102 | |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-off | cross-on | off | cross-off | on | off | glassy | cross-on | cross-off | cross-off | glassy | off | off | cross-off | off | off | off | off |
High Tide | 1:05AM1.22m | 1:53PM1.46m | 2:17AM1.12m | 3:00PM1.52m | 3:41AM1.07m | 4:12PM1.60m | 5:05AM1.09m | 5:19PM1.69m | 6:15AM1.16m | 6:20PM1.79m | 7:11AM1.24m | 7:13PM1.85m | ||||||||
Low Tide | 7:14PM0.50m | 7:13AM0.42m | 8:30PM0.51m | 8:12AM0.47m | 9:54PM0.46m | 9:20AM0.49m | 11:13PM0.37m | 10:32AM0.48m | 00:18AM0.26m | 11:40AM0.43m | 1:11AM0.16m | 12:41PM0.36m | 1:58AM0.10m | |||||||
— | — | 6:39 | — | — | 6:39 | — | — | 6:37 | — | — | 6:37 | — | — | 6:35 | — | — | 6:35 | — | — | |
5:16 | — | — | 5:16 | — | — | 5:17 | — | — | 5:19 | — | — | 5:19 | — | — | 5:20 | — | — | 5:21 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — | — | — | — | — |
Temp °C | 16 | 13 | 13 | 14 | 12 | 15 | 15 | 14 | 14 | 15 | 13 | 17 | 17 | 17 | 15 | 15 | 11 | 16 | 18 | 13 |
Feels °C | 13 | 7 | 11 | 11 | 8 | 13 | 12 | 13 | 12 | 12 | 10 | 14 | 16 | 12 | 6 | 7 | 5 | 10 | 12 | 9 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 8 | S 10 | S 9 | S 7 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | E 8 | E 8 | E 9 | ENE 9 | S 8 | ENE 9 | ENE 9 | E 9 | S 13 | S 10 | S 9 |
26 | 22 | 31 | 78 | 37 | 92 | 88 | 49 | 32 | 32 | 64 | 99 | 79 | 5 | 266 | 88 | 43 | 219 | 177 | 102 | |
Swell 2 Height (m) Direction Period (s) | S 5 | SSW 5 | SSW 5 | E 9 | SSE 10 | E 11 | E 8 | E 7 | S 8 | S 8 | S 7 | S 6 | S 6 | E 14 | S 9 | S 13 | S 8 | S 10 | S 13 | ENE 9 |
4 | 4 | 5 | 15 | 38 | 20 | 21 | 26 | 21 | 31 | 9 | 3 | 2 | 4 | 2 | 3 | 1 | 122 | 171 | 29 | |
Swell 3 Height (m) Direction Period (s) | S 10 | SSE 12 | E 10 | E 16 | S 9 | E 16 | E 17 | S 8 | ENE 7 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | S 13 | S 13 | — | — | ENE 10 | ENE 10 | NE 7 |
2 | 27 | 17 | 5 | 14 | 5 | 6 | 21 | 15 | 32 | 15 | 7 | 7 | 3 | 3 | — | — | 31 | 31 | 2 | |
Wind waves Height (m) Direction Period (s) | — | W 3 | — | — | — | — | — | — | — | — | NE 3 | — | NE 3 | ENE 9 | NW 4 | WNW 4 | WNW 4 | W 4 | NW 3 | NW 3 |
— | 1 | — | — | — | — | — | — | — | — | 1 | — | 3 | 203 | 44 | 50 | 22 | 10 | 9 | 2 | |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 43 | 1 | 0 | 116 | 0 | 0 | 43 | 0 | 0 | 32 | 0 | 0 | 0 | 76 | 165 | 165 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Newcastle | ||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||
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Information about the Newcastle Beach Surf forecast
The above surf forecast table for Newcastle Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Newcastle Beach can be found by selecting the local surf guide option on the grey menu. Our Newcastle Beach 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 Beach) 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 Beach 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 Beach, camping, hotels and holiday cottages in Newcastle, consider staying in Newcastle which is 2 km (1 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 30 km (19 miles) away, Port Stephens, Cessnock and Central Coast.











