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:
Boiler surfForecast / Carolina North / USA
48hr Weather and Surf, issued 12 pm Sunday 14 Dec 2025 ESTForecast update in hr min s Forecast update imminent
Boiler surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Boiler sea temperature is
10.1° C
(Which is 8.5°C colder than average for this time of year)How big are the waves at Boiler today?
The current surf forecast for Boiler at 5PM is: 0.2m 9s primary swell from a East-southeast direction and 0.2m 8s secondary swell from a South-southeast direction (forecast issued at 12:00pm December 14). An open ocean swell of 1.9m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 1.5ft (0.4m) | 8s |
| Afternoon (14 Dec) | 0.5ft (0.2m) | 9s |
| Evening (14 Dec) | 1.5ft (0.4m) | 9s |
Table - waves today at Boiler. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 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) (?) | 8 | 6 | 9 | 9 | 9 | 10 | 10 | 10 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 9 | 8 | 8 | 10 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 14 | 152 | 8 | 21 | 22 | 9 | 9 | 10 | 394 | 277 | 318 | 116 | 82 | 54 | 33 | 47 | 25 | 24 | 21 | 20 | 34 | 33 | 33 | 33 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross- off | cross | cross- off | cross | cross | cross- off | cross- off | cross- off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide / height (m) | 3:57PM 0.40 | 4:31AM 0.57 | 4:50PM 0.38 | 5:13AM 0.57 | 5:37PM 0.38 | 5:53AM 0.57 | ||||||||||||||||||
Low Tide / height (m) | 10:05AM 0.02 | 9:53PM 0.01 | 10:56AM 0.02 | 10:37PM 0.01 | 11:44AM 0.01 | 11:18PM 0.01 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | - | 7:03 | - | - | - | - | - | - | - | 7:03 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:49 | - | - | - | - | - | - | - | 4:49 | - | - | - | - | - | - | - | 4:50 | - | - | - | - | - |
 | |  |  | | | | |  |  |  |  | | | | | | | | | | | | | |
Rain (mm) | 3 | 5 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 7 | 3 | 2 | 0 | -4 | -4 | -3 | -3 | -3 | -2 | -2 | 0 | 1 | 2 | 2 | 2 | 3 | 6 | 7 | 9 | 9 | 9 | 8 | 9 |
| Feels °C (?) | -5 | -9 | -11 | -14 | -19 | -18 | -15 | -14 | -12 | -10 | -8 | -5 | -5 | -5 | -6 | -6 | -4 | 0 | 0 | 2 | 2 | 1 | 1 | 2 |
- 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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