Surf Forecasts:
Democrat Point Robert Moses surf forecast from 15 Aug 2026:
- Best quality surf: Monday 17 Aug, 8PM (local time) - 3ft (0.9m), 6s period, S swell with cross-offshore winds.
- Most powerful swell: Monday 17 Aug, 5AM (local time) - 5ft (1.6m), 6s period, S swell with 163 kJ wave energy.
- Next surfable swell (1★+): Monday 17 Aug, 8PM (local time) - 3ft (0.9m), 6s period with S swell.
Best Forecast Surf Conditions for Democrat Point Robert Moses this week:
The surf forecast for Democrat Point Robert Moses over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 17) at 8PM. The primary swell is predicted to be 0.9m and 6s period with a secondary swell of 0.5m and 7s. Another secondary swell of 0.8m and 6s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Democrat Point Robert Moses in the next 16 days are 1.6m 6s and forecast to arrive on Monday (Aug 17) at 5AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 5s period and expected on Friday (Aug 21) at 11AM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8PM (Mon 17th Aug) | 3ft (0.9m) 6s |
| Best Surf | 8PM (Mon 17th Aug) | 3ft (0.9m) 6s |
| Most Powerful | 5AM (Mon 17th Aug) | 5ft (1.6m) 6s |
Table - best surf conditions forecast for Democrat Point Robert Moses over the next 16 days.
Short Range ForecastLight rain (total 5mm), mostly falling on Sun night. Warm (max 27°C on Mon afternoon, min 21°C on Sat morning). Winds increasing (calm on Sat night, fresh winds from the S by Mon morning). | Days 4-6 Weather SummaryLight rain (total 3mm), mostly falling on Thu morning. Warm (max 28°C on Tue afternoon, min 22°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||
Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | |||||||||||||||
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) | ESE 9 | SE 9 | SSE 6 | ESE 9 | SSW 4 | S 5 | S 6 | S 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SE 7 | SE 7 | SSW 5 | SE 9 | S 5 | ESE 8 | SE 8 | E 6 | E 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 8 | 12 | 4 | 7 | 19 | 108 | 134 | 66 | 135 | 91 | 77 | 51 | 33 | 25 | 72 | 28 | 11 | 26 | 18 | 64 | 52 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | on | cross-on | on | on | on | cross | cross | off | off | cross-on | glassy | glassy | on | cross-on | glassy | off | off | cross-off | cross-off | cross-off |
High Tide | 9:56AM1.48m | 10:08PM1.46m | 10:45AM1.46m | 10:56PM1.35m | 11:33AM1.41m | 11:45PM1.24m | 12:20PM1.36m | 00:34AM1.15m | 1:08PM1.31m | 1:24AM1.07m | 1:56PM1.27m | 2:17AM1.01m | 2:48PM1.25m | 3:15AM0.99m | |||||||
Low Tide | 3:57PM-0.02m | 4:21AM-0.08m | 4:43PM0.06m | 5:01AM0.02m | 5:30PM0.15m | 5:41AM0.12m | 6:20PM0.24m | 6:25AM0.22m | 7:19PM0.31m | 7:18AM0.30m | 8:23PM0.34m | 8:20AM0.35m | 9:25PM0.33m | ||||||||
 | |  |  |  |  |  | |  | | | | | |  |  | | | | | | |
 | 6:03 | — | — | 6:03 | — | — | 6:05 | — | — | 6:05 | — | — | 6:07 | — | — | 6:07 | — | — | 6:09 | — | — |
 | — | 7:51 | — | — | 7:50 | — | — | 7:47 | — | — | 7:46 | — | — | 7:45 | — | — | 7:44 | — | — | 7:43 | — |
mm | — | — | — | — | — | 1 | 2 | — | 2 | — | — | — | — | — | — | 3 | — | — | 1 | 5 | 1 |
Temp °C | 23 | 25 | 24 | 24 | 25 | 22 | 24 | 27 | 26 | 25 | 28 | 26 | 26 | 27 | 26 | 24 | 24 | 24 | 22 | 21 | 21 |
Feels °C | 22 | 24 | 24 | 23 | 22 | 20 | 26 | 29 | 28 | 24 | 27 | 25 | 27 | 26 | 25 | 27 | 26 | 26 | 24 | 20 | 21 |
Swell 1 Height (m) Direction Period (s) | ESE 9 | E 4 | SSE 6 | S 6 | SE 8 | — | S 6 | SE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SE 7 | SE 7 | SE 9 | SE 9 | S 5 | ESE 8 | SE 8 | SE 9 | S 6 |
| kJ | 8 | 3 | 4 | 6 | 11 | — | 134 | 17 | 135 | 91 | 77 | 51 | 33 | 25 | 39 | 19 | 11 | 26 | 18 | 12 | 6 |
Swell 2 Height (m) Direction Period (s) | S 6 | SE 9 | SE 9 | ESE 9 | SE 6 | — | — | SE 7 | — | — | SE 12 | SSE 11 | S 6 | SE 9 | — | ESE 8 | ESE 7 | S 4 | S 5 | S 6 | ESE 9 |
| kJ | 2 | 12 | 3 | 7 | 1 | — | — | 23 | — | — | 6 | 12 | 7 | 14 | — | 28 | 9 | 4 | 2 | 3 | 7 |
Swell 3 Height (m) Direction Period (s) | SE 6 | E 12 | S 6 | SE 6 | — | — | — | S 9 | — | SE 13 | SE 12 | SE 11 | SE 10 | — | — | — | SE 8 | — | SE 15 | SE 14 | SE 14 |
| kJ | 1 | 3 | 1 | 2 | — | — | — | 2 | — | 7 | 6 | 18 | 15 | — | — | — | 11 | — | 8 | 8 | 8 |
Wind waves Height (m) Direction Period (s) | ENE 3 | S 6 | — | — | SSW 4 | S 5 | — | S 6 | — | — | — | — | — | S 6 | SSW 5 | SSW 5 | — | ENE 3 | E 5 | E 6 | E 6 |
| kJ | 2 | 2 | — | — | 19 | 108 | — | 66 | — | — | — | — | — | 18 | 72 | 18 | — | 3 | 27 | 64 | 52 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1589 | 3395 | 1458 | 1410 | 1604 | 1362 | 43 | 4 | 0 | 0 | 130 | 0 | 4 | 921 | 255 | 0 | 1234 | 107 | 4 | 348 | 319 |
Best forecast wave conditions in Long Island New York | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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Information about the Democrat Point Robert Moses Surf forecast
The above surf forecast table for Democrat Point Robert Moses provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Democrat Point Robert Moses can be found by selecting the local surf guide option on the grey menu. Our Democrat Point Robert Moses 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 (Democrat Point Robert Moses) 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 Democrat Point Robert Moses 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.
Democrat Point Robert Moses is 9 km (6 miles) from Lindenhurst. If you plan a vacation in Long Island New York, look for hotels and other accommodation in Lindenhurst. Lindenhurst has rooms for a wide range of budgets as well as car hire and transport links.
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