Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
70-foot plus waves predicted for Portuguese big wave tow surfing competition.
Surf Forecasts:
Salisbury Beach surfForecast / Massachusetts / USA
48hr Weather and Surf, issued 12 pm Saturday 13 Dec 2025 ESTForecast update in hr min s Forecast update imminent
Salisbury Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Salisbury Beach sea temperature is
7.8° C
(Which is normal for this time of year)How big are the waves at Salisbury Beach today?
The current surf forecast for Salisbury Beach at 7PM is: 0.1m 16s primary swell from a East direction and 0.1m 9s secondary swell from a Southeast direction, 0.1m 10s secondary swell from a East direction (forecast issued at 12:00pm December 13). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 0.5ft (0.1m) | 10s |
| Afternoon (13 Dec) | 0.5ft (0.1m) | 17s |
| Evening (13 Dec) | 0.5ft (0.1m) | 9s |
Table - waves today at Salisbury Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 10 PM | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 11 | 17 | 16 | 10 | 9 | 10 | 8 | 15 | 15 | 4 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 10 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4 | 3 | 6 | 5 | 3 | 3 | 3 | 3 | 4 | 4 | 26 | 88 | 145 | 88 | 56 | 37 | 23 | 18 | 15 | 17 | 15 | 16 | 26 | 26 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off |
High Tide / height (m) | 6:58PM 2.12 | 7:29AM 2.24 | 8:00PM 2.05 | 8:19AM 2.26 | 8:56PM 2.03 | |||||||||||||||||||
Low Tide / height (m) | 1:18PM 0.27 | 1:40AM 0.25 | 2:15PM 0.20 | 2:31AM 0.28 | 3:07PM 0.12 | 3:20AM 0.30 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:08 | - | - | - | - | - | - | - | 4:08 | - | - | - | - | - | - | - | 4:08 | - | - | - | - | - |
 | | |  | | | |  | | | | |  |  | | |  |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | -1 | 1 | 2 | 1 | 0 | 0 | -1 | -3 | -1 | 0 | -3 | -5 | -7 | -10 | -10 | -9 | -7 | -5 | -5 | -5 | -5 | -4 | -4 | -5 |
| Feels °C (?) | -7 | -7 | -4 | -4 | -6 | -5 | -5 | -8 | -7 | -6 | -10 | -13 | -16 | -19 | -18 | -18 | -16 | -14 | -13 | -13 | -12 | -11 | -10 | -11 |
- 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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