Surf Forecasts:
47th Street surf forecast from 17 Aug 2026:
- Best quality surf: Sunday 23 Aug, 2AM (local time) - 4ft (1.2m), 6s period, E swell with cross-offshore winds.
- Most powerful swell: Sunday 23 Aug, 2AM (local time) - 4ft (1.2m), 6s period, E swell with 112 kJ wave energy.
- Next surfable swell (1★+): Sunday 23 Aug, 2AM (local time) - 4ft (1.2m), 6s period with E swell.
Best Forecast Surf Conditions for 47th Street this week:
The surf forecast for 47th Street over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 23) at 2AM. The primary swell is predicted to be 1.2m and 6s period with a secondary swell of 1.0m and 6s. Another secondary swell of 0.1m and 13s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at 47th Street in the next 16 days are 1.2m 6s and forecast to arrive on Sunday (Aug 23) at 2AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 5s period and expected on Monday (Aug 17) at 11AM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Sun 23rd Aug) | 4ft (1.2m) 6s |
| Best Surf | 2AM (Sun 23rd Aug) | 4ft (1.2m) 6s |
| Most Powerful | 2AM (Sun 23rd Aug) | 4ft (1.2m) 6s |
Table - best surf conditions forecast for 47th Street over the next 16 days.
The Lowdown
Right then, Rusty here. Let's have a look at what 47th Street has on offer for the next couple of weeks.
To be straight with you, the start of this forecast is a flat spell. We’re looking at over a week of tiny, weak, and mostly poor surf. From Monday the 17th through to Friday the 28th of August, the swell is barely a ripple, with heights stuck under three feet and combined energy readings mostly in the low teens to twenties (e.g. 0–28). You’d be wasting your time paddling out for those knee-high, weak waves, even with some clean or glassy mornings like Thursday the 20th and Saturday the 22nd. There’s just no push.
Things finally start to show a pulse around the end of the month. On the morning of Sunday, the 30th of August, we get a spike in energy with the combined swell reading hitting 351. The swell is coming from the east at a head-high 5ft, but with a short period of 8 seconds – so it’s a bit of a junky windswell, not a groundswell. The wind is light and cross-off from the SSW, keeping conditions tidy. It’s not a classic day, but it’s the only window where the size gets over three feet and the surf is rated as “good” by the numbers. That morning is the standout, though the afternoon gets a bit messy as the wind picks up onshore. This spot is a beach/jetty setup, and with that short-period swell, expect it to be a bit walled and dumpy rather than offering long walls.
After that, the swell fades again quickly into the first couple of days of September, dropping back to knee-high and weak.
So there you go: one promising morning on the 30th, but don’t expect much else. The water here is a touch warmer than normal at about 78°F. Crowds are often an issue at 47th Street, so even on that Sunday morning, expect company. It’s been a lean run, but these flat spells don’t last forever, and a few more degrees of swell direction or a longer period could change everything.
Rusty.
Short Range ForecastLight rain (total 2mm), mostly falling on Mon morning. Warm (max 31°C on Mon afternoon, min 24°C on Mon morning). Wind will be generally light. | Days 4-6 Weather SummaryModerate rain (total 14mm), heaviest on Sat night. Warm (max 29°C on Thu afternoon, min 20°C on Fri afternoon). Wind will be generally light. | ||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | |||||||||||||||
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 9 | ESE 5 | SE 9 | SE 7 | SE 7 | SE 11 | SE 10 | SE 9 | SE 9 | SE 8 | SE 8 | ESE 9 | ESE 9 | SE 9 | SE 8 | E 5 | E 6 | E 6 | E 6 | E 6 | SE 12 |
Wave Graph | |||||||||||||||||||||
3 | 4 | 3 | 22 | 21 | 21 | 47 | 14 | 12 | 11 | 18 | 15 | 15 | 20 | 18 | 55 | 74 | 112 | 39 | 19 | 22 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | cross-on | cross | glassy | cross-off | cross-off | cross-off | cross | cross-off | off | glassy | cross | cross | cross-on | cross-on | cross-off | cross-off | cross-on | off |
High Tide | 12:20PM1.33m | 00:32AM1.17m | 1:07PM1.29m | 1:21AM1.08m | 1:55PM1.24m | 2:11AM1.01m | 2:43PM1.20m | 3:04AM0.96m | 3:35PM1.18m | 4:02AM0.94m | 4:32PM1.18m | 5:03AM0.95m | 5:28PM1.21m | ||||||||
Low Tide | 6:18PM0.14m | 6:29AM0.11m | 7:08PM0.22m | 7:13AM0.20m | 8:07PM0.29m | 8:06AM0.28m | 9:11PM0.32m | 9:08AM0.32m | 10:13PM0.31m | 10:09AM0.32m | 11:07PM0.27m | 11:04AM0.29m | 11:55PM0.21m | ||||||||
6:13 | — | — | 6:13 | — | — | 6:15 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:18 | — | — | |
— | 7:51 | — | — | 7:50 | — | — | 7:49 | — | — | 7:46 | — | — | 7:45 | — | — | 7:44 | — | — | 7:43 | — | |
mm | 1 | — | 1 | — | — | — | — | — | — | — | — | 2 | 3 | 2 | 2 | 2 | — | 3 | 1 | 35 | 2 |
Temp °C | 27 | 31 | 29 | 27 | 28 | 27 | 28 | 30 | 27 | 27 | 29 | 27 | 23 | 24 | 21 | 22 | 23 | 23 | 23 | 20 | 21 |
Feels °C | 29 | 32 | 31 | 29 | 30 | 29 | 28 | 30 | 28 | 29 | 31 | 30 | 26 | 27 | 22 | 23 | 23 | 26 | 26 | 21 | 23 |
Swell 1 Height (m) Direction Period (s) | SSE 5 | S 5 | SSE 6 | SE 7 | SE 7 | SE 6 | SE 10 | SE 6 | SE 9 | SE 8 | SE 8 | ESE 9 | ESE 9 | SE 9 | SE 8 | SE 13 | SE 13 | E 6 | E 6 | E 6 | S 6 |
31 | 13 | 26 | 22 | 21 | 21 | 47 | 9 | 12 | 11 | 18 | 15 | 15 | 20 | 18 | 7 | 7 | 75 | 39 | 19 | 20 | |
Swell 2 Height (m) Direction Period (s) | SE 8 | ESE 5 | SE 9 | SE 13 | SE 12 | SE 11 | — | SE 9 | SSE 6 | SSE 5 | SSE 5 | S 3 | SSE 4 | — | — | SE 9 | SE 10 | SE 13 | SSE 5 | S 5 | ENE 6 |
3 | 4 | 3 | 6 | 6 | 18 | — | 14 | 3 | 3 | 2 | 2 | 2 | — | — | 3 | 4 | 7 | 2 | 4 | 6 | |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 7 | S 14 | — | — | — | — | — | — | — | — | SSE 5 | E 15 | SE 15 | SE 14 | — | S 5 | SE 10 | ESE 13 | ESE 12 | SE 12 |
3 | 2 | 4 | — | — | — | — | — | — | — | — | 2 | 4 | 8 | 8 | — | 1 | 4 | 16 | 14 | 22 | |
Wind waves Height (m) Direction Period (s) | — | WSW 3 | — | — | — | — | — | SW 3 | SSW 4 | — | — | — | NE 4 | ENE 4 | ENE 5 | E 5 | E 6 | E 6 | — | — | — |
— | 3 | — | — | — | — | — | 1 | 4 | — | — | — | 10 | 14 | 12 | 55 | 74 | 112 | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 73 | 101 | 73 | 177 | 110 | 2 | 7 | 102 | 106 | 205 | 1176 | 299 | 1111 | 99 | 399 | 84 | 148 | 0 | 5 | 274 | 7 |
Best forecast wave conditions in New Jersey | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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Information about the 47th Street Surf forecast
The above surf forecast table for 47th Street provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at 47th Street can be found by selecting the local surf guide option on the grey menu. Our 47th Street 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 (47th Street) 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 47th Street 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.
47th Street is 18 km (11 miles) from Ocean City. If you plan a vacation in New Jersey, look for hotels and other accommodation in Ocean City. Ocean City has rooms for a wide range of budgets as well as car hire and transport links.











