
Surf Forecasts:
Castles surf forecast from 5 Sep 2026:
- Best quality surf: Thursday 10 Sep, 11AM (local time) - 3.5ft (1.0m), 6s period, SSW swell with offshore winds.
- Most powerful swell: Thursday 10 Sep, 2AM (local time) - 6.5ft (2.0m), 6s period, SSW swell with 292 kJ wave energy.
- Next surfable swell (1★+): Thursday 10 Sep, 11AM (local time) - 3.5ft (1.0m), 6s period with SSW swell.
Best Forecast Surf Conditions for Castles this week:
The surf forecast for Castles over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 10) at 11AM. The primary swell is predicted to be 1.0m and 6s period with a secondary swell of 0.3m and 9s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Castles in the next 16 days are 2.0m 6s and forecast to arrive on Thursday (Sep 10) at 2AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 5s period and expected on Friday (Sep 11) at 2AM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11AM (Thu 10th Sep) | 3.5ft (1.0m) 6s |
| Best Surf | 11AM (Thu 10th Sep) | 3.5ft (1.0m) 6s |
| Most Powerful | 2AM (Thu 10th Sep) | 6.5ft (2.0m) 6s |
Table - best surf conditions forecast for Castles over the next 16 days.
The Lowdown
Alright folks, Rusty here. Let’s have a look at what’s on the menu for the next couple of weeks. Gotta be straight with you – it’s a lean, quiet stretch. We’re looking at a long gap of surf that’s not really worth paddling out for, starting right now and running through most of the first week. The first real chance to even think about a wave comes later on, but it’s not a slam dunk.
The only break on the radar is Castles, a sandbar setup that’s fairly consistent but we’re mostly staring at poor surf conditions. The water is currently sitting at 77°, which is a solid 6° warmer than usual for this time of year – that’s pretty unusual, so you’ll be warm in a spring suit or maybe just boardshorts if you’re tough.
The first sniff of anything surfable doesn’t arrive until Thursday, the 10th of September. That morning, we’ve got a weak 3ft swell from the SSW, with a short period of 6 seconds. The wind is offshore from the WNW at 12 mph, so it’ll be clean. The combined energy is only 99 – weak. It’s surfable, but very ordinary. Don’t get your hopes up. That afternoon, it drops back down.
Then we hit another dry spell. Nothing doing on Friday the 11th, Saturday the 12th, or Sunday the 13th – just tiny, onshore, or messy signals. The morning of the 12th has glassy conditions but with a tiny 1.0ft swell – pretty much a lake paddle.
We start to see something change around the middle of the second week. On Tuesday the 15th, the afternoon picks up a bit – 4ft from the ENE, but with a short period of 6 seconds and a cross-shore wind. The combined energy is 113, so moderate, but the conditions are still poor. Not a standout.
The most interesting window – and I mean *relatively* interesting – is Wednesday the 16th through Friday the 18th. On Wednesday the 16th, the swell builds: 5ft in the morning and 6ft in the afternoon from the E, period 6-7 seconds. The combined energy jumps to 203 in the morning and 327 in the afternoon – moderate to strong. But the wind is cross-on to onshore, so it’s going to be lumpy and messy. For a sandbar, a short-period E swell isn’t going to be pretty. The size is getting into that “not for beginners” territory, over 5ft, but the quality is poor.
Thursday the 17th sees similar energy, 6ft from the ENE with a period of 7-8 seconds, and combined energy in the 400s – strong. But again, cross-on winds and a short period make it a chop-fest. This setup looks more interesting for a kite surfer than a paddle surfer, honestly.
Friday the 18th is the high point, if you can call it that. Morning brings 6ft from the E, period 9 seconds, with a combined energy of 528 – strong wave energy. The wind is light cross-on from the S at 6 mph. It’s still got that cross-on breeze, but the light wind and longer period mean the lines might be a bit cleaner. The 9-second period is decent, the swell is solid. It’s marginal, but it’s the best on offer. The afternoon drops off a little.
After that, the weekend of the 19th and 20th fades back to smaller, weaker, onshore slop.
So, the lowdown: the first week and a half are a write-off. The only real window to look at is the 16th through the 18th, with Friday the 18th morning being the best bet for the biggest, most energetic swell. But don’t expect perfection – it’s gonna be a bit of a battle with the wind. If you’re desperate, you might score a few messy ones at Castles. Otherwise, keep the board in the car and wait for a better forecast.
Rusty.
Short Range ForecastMostly dry. Warm (max 26°C on Sat afternoon, min 20°C on Sun night). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Warm (max 29°C on Thu afternoon, min 19°C on Thu night). Winds increasing (light winds from the SSW on Tue afternoon, fresh winds from the SSW by Wed night). | ||||||||||||||||||||
Saturday 5 | Sunday 6 | Monday 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | Friday 11 | |||||||||||||||
AM | 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) | SE 8 | SE 8 | ENE 6 | ENE 7 | ENE 6 | ENE 7 | E 9 | E 10 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | SW 4 | SSW 5 | SSW 6 | SSW 6 | S 6 | SE 10 | SE 10 | NE 6 | ENE 5 |
Wave Graph | |||||||||||||||||||||
10 | 9 | 7 | 47 | 45 | 63 | 29 | 47 | 29 | 28 | 28 | 16 | 31 | 59 | 292 | 85 | 27 | 15 | 15 | 24 | 11 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | on | cross-on | cross | cross | cross-on | cross-off | cross-on | cross-off | off | cross | cross-off | cross | cross | cross | off | cross-off | cross-off | off | off | cross-off |
High Tide | 3:51PM1.31m | 4:37AM0.97m | 5:08PM1.34m | 5:47AM1.03m | 6:11PM1.39m | 6:44AM1.12m | 7:05PM1.42m | 7:38AM1.22m | 7:57PM1.44m | 8:28AM1.30m | 8:46PM1.43m | 9:14AM1.36m | 9:30PM1.39m | ||||||||
Low Tide | 9:10AM0.19m | 10:39PM0.22m | 10:25AM0.18m | 11:46PM0.16m | 11:37AM0.14m | 00:42AM0.10m | 12:38PM0.08m | 1:34AM0.03m | 1:36PM0.03m | 2:21AM-0.02m | 2:29PM-0.01m | 3:04AM-0.04m | 3:17PM-0.02m | 3:43AM-0.03m | |||||||
6:28 | — | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:31 | — | — | 6:33 | — | — | 6:33 | — | — | |
— | 7:22 | — | — | 7:21 | — | — | 7:19 | — | — | 7:16 | — | — | 7:15 | — | — | 7:14 | — | — | 7:13 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
Temp °C | 23 | 26 | 24 | 22 | 21 | 21 | 22 | 24 | 23 | 23 | 26 | 26 | 23 | 25 | 25 | 27 | 29 | 26 | 18 | 23 | 22 |
Feels °C | 22 | 26 | 24 | 20 | 19 | 20 | 20 | 22 | 21 | 21 | 23 | 24 | 20 | 22 | 20 | 25 | 25 | 24 | 16 | 19 | 19 |
Swell 1 Height (m) Direction Period (s) | E 7 | NE 4 | ENE 6 | SE 9 | SE 9 | ENE 7 | ENE 7 | E 10 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ESE 10 | ESE 9 | SSW 6 | S 6 | SE 10 | SE 10 | NE 6 | ENE 5 |
8 | 4 | 7 | 12 | 12 | 63 | 29 | 47 | 29 | 28 | 28 | 16 | 7 | 9 | 8 | 85 | 27 | 15 | 15 | 24 | 11 | |
Swell 2 Height (m) Direction Period (s) | SE 8 | E 7 | S 6 | S 6 | S 6 | SE 9 | E 9 | SE 8 | SE 8 | SE 8 | SE 9 | SE 9 | SE 8 | ENE 8 | E 9 | SE 9 | SE 9 | SSW 6 | SE 6 | SE 10 | ESE 9 |
10 | 8 | 2 | 2 | 2 | 13 | 23 | 11 | 11 | 11 | 12 | 12 | 3 | 7 | 1 | 13 | 14 | 3 | 2 | 16 | 8 | |
Swell 3 Height (m) Direction Period (s) | S 5 | SE 8 | E 8 | S 6 | — | S 5 | SE 9 | S 5 | S 6 | WSW 3 | S 5 | — | SE 10 | — | — | E 9 | E 8 | SSE 6 | S 5 | S 6 | S 6 |
2 | 9 | 5 | 2 | — | 1 | 12 | 1 | 1 | 1 | 1 | — | 4 | — | — | 1 | 1 | 4 | 1 | 1 | 1 | |
Wind waves Height (m) Direction Period (s) | NE 4 | — | SE 2 | ENE 7 | ENE 6 | — | — | S 2 | WSW 4 | — | SW 3 | SW 4 | SW 4 | SSW 5 | SSW 6 | NW 3 | W 3 | N 5 | NE 5 | — | — |
5 | — | 1 | 47 | 45 | — | — | 1 | 8 | — | 3 | 12 | 31 | 59 | 292 | 3 | 7 | 42 | 28 | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 623 | 2398 | 431 | 434 | 222 | 25 | 4 | 94 | 128 | 149 | 1163 | 317 | 361 | 800 | 676 | 0 | 163 | 136 | 584 | 657 | 701 |
Best forecast wave conditions in New Jersey | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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Information about the Castles Surf forecast
The above surf forecast table for Castles provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Castles can be found by selecting the local surf guide option on the grey menu. Our Castles 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 (Castles) 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 Castles 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.
Castles is 8 km (5 miles) from Atlantic City. If you plan a vacation in New Jersey, look for hotels and other accommodation in Atlantic City. Atlantic City has rooms for a wide range of budgets as well as car hire and transport links.










