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Surf Forecasts:
Long Beach surfForecast / Massachusetts / USA
48hr Weather and Surf, issued 12 am Thursday 11 Dec 2025 ESTForecast update in hr min s Forecast update imminent
Long Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Long Beach sea temperature is
8.3° C
(Which is slightly warmer than usual)How big are the waves at Long Beach today?
The current surf forecast for Long Beach at 3AM is: 0.1m 15s primary swell from a East direction and 0.1m 8s secondary swell from a East direction (forecast issued at 12:00am December 11). An open ocean swell of 0.8m 6s is not directed at the surf break, a second open ocean swell of 1.1m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 0.5ft (0.1m) | 8s |
| Afternoon (11 Dec) | 0.5ft (0.2m) | 7s |
| Evening (11 Dec) | 1.5ft (0.4m) | 10s |
Table - waves today at Long Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| 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) (?) | 15 | 5 | 15 | 15 | 8 | 14 | 7 | 10 | 5 | 10 | 10 | 5 | 5 | 5 | 10 | 10 | 10 | 9 | 9 | 12 | 11 | 11 | 4 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4 | 114 | 4 | 4 | 1 | 4 | 5 | 48 | 0 | 16 | 16 | 0 | 0 | 0 | 3 | 4 | 4 | 3 | 3 | 3 | 5 | 4 | 21 | 5 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off |
High Tide / height (m) | 4:07AM 2.55 | 4:22PM 2.62 | 5:06AM 2.53 | 5:25PM 2.48 | 6:03AM 2.53 | 6:27PM 2.39 | ||||||||||||||||||
Low Tide / height (m) | 9:43PM 0.00 | 10:06AM 0.31 | 10:42PM 0.13 | 11:12AM 0.34 | 11:39PM 0.24 | 12:15PM 0.34 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:03 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:07 | - | - | - | - | - | - | - | 4:08 | - | - | - | - | - | - | - | 4:08 | - |
 | |  |  |  | | | | |  | | | | | | | | | | |  |  | | | |
Rain (mm) | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 6 | 5 | 5 | 2 | -1 | -2 | -2 | -3 | -4 | -5 | -5 | -5 | -4 | -2 | -1 | -2 | -1 | -2 | -2 | -1 | 0 | 2 | 3 | 2 |
| Feels °C (?) | -3 | -4 | -4 | -9 | -13 | -14 | -15 | -16 | -17 | -18 | -17 | -17 | -16 | -13 | -12 | -13 | -11 | -12 | -10 | -9 | -8 | -7 | -6 | -6 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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