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Surf Forecasts:
Lido Beach surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 12 am Monday 15 Dec 2025 ESTForecast update in hr min s Forecast update imminent
Lido Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Lido Beach sea temperature is
8.4° C
(Which is normal for this time of year)How big are the waves at Lido Beach today?
The current surf forecast for Lido Beach at 8AM is: 0.4m 9s primary swell from a South-southeast direction (forecast issued at 12:00am December 15). An open ocean swell of 0.1m 6s is not directed at the surf break, a second open ocean swell of 1.1m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 0.5ft (0.2m) | 10s |
| Afternoon (15 Dec) | 0.5ft (0.2m) | 10s |
| Evening (15 Dec) | 2.5ft (0.7m) | 4s |
Table - waves today at Lido Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
| 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 9 | 9 | 9 | 10 | 10 | 10 | 4 | 4 | 4 | 4 | 11 | 11 | 11 | 11 | 11 | 11 | 4 | 5 | 5 | 6 | 6 | 6 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 14 | 8 | 32 | 27 | 9 | 10 | 11 | 13 | 15 | 20 | 15 | 11 | 19 | 19 | 18 | 18 | 18 | 22 | 54 | 92 | 126 | 173 | 201 | 110 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross |
High Tide / height (m) | 3:46AM 1.36 | 4:02PM 1.12 | 4:34AM 1.41 | 4:53PM 1.14 | 5:17AM 1.45 | 5:39PM 1.16 | ||||||||||||||||||
Low Tide / height (m) | 9:30PM 0.10 | 10:08AM 0.14 | 10:12PM 0.09 | 10:54AM 0.09 | 10:53PM 0.08 | 11:39AM 0.05 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:11 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:28 | - | - | - | - | - | - | - | 4:28 | - | - | - | - | - | - | - | 4:28 | - |
 | | | |  |  |  |  | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | -6 | -7 | -7 | -7 | -6 | -4 | -3 | -3 | -3 | -4 | -3 | -4 | -4 | -3 | -3 | -2 | -1 | 2 | 2 | 2 | 3 | 4 | 5 | 5 |
| Feels °C (?) | -18 | -19 | -18 | -17 | -16 | -13 | -12 | -11 | -12 | -13 | -11 | -11 | -10 | -8 | -9 | -9 | -9 | -7 | -6 | -7 | -6 | -5 | -3 | -3 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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