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:
The Cove surfForecast / HAW – Maui / USA
48hr Weather and Surf, issued 1 pm Saturday 13 Dec 2025 HSTForecast update in hr min s Forecast update imminent
The Cove surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Cove sea temperature is
25.8° C
(Which is slightly warmer than usual)How big are the waves at The Cove today?
The current surf forecast for The Cove at 8PM is: 0.3m 12s primary swell from a South-southwest direction and 0.7m 4s secondary swell from a South direction (forecast issued at 01:00pm December 13). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 1ft (0.3m) | 16s |
| Afternoon (13 Dec) | 1ft (0.3m) | 16s |
| Evening (13 Dec) | 1ft (0.3m) | 15s |
Table - waves today at The Cove. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 16 | 15 | 12 | 15 | 15 | 15 | 15 | 14 | 13 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 51 | 50 | 45 | 27 | 39 | 39 | 42 | 42 | 36 | 32 | 32 | 54 | 92 | 120 | 192 | 181 | 115 | 111 | 81 | 74 | 48 | 40 | 40 | 24 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | on | on | cross- on | on | on | on | on | on | on | cross- on | cross- on | on | cross- on | glass | glass | glass | glass | cross- off | glass |
High Tide / height (m) | 10:58AM 0.44 | 12:42AM 0.58 | 11:50AM 0.38 | 1:25AM 0.65 | 12:43PM 0.34 | 2:04AM 0.70 | ||||||||||||||||||
Low Tide / height (m) | 5:18PM 0.02 | 6:53AM 0.24 | 5:51PM 0.00 | 8:05AM 0.21 | 6:26PM -0.01 | |||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:54 |
| Sunset | - | - | 5:45 | - | - | - | - | - | - | - | 5:46 | - | - | - | - | - | - | - | 5:46 | - | - | - | - | - |
 | | |  |  | |  |  | | | | | |  | |  | |  | | | | |  | | |
Rain (mm) | - | - | - | - | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | 1 | 1 | - | - | - | - | - |
| Temp. °C | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Feels °C (?) | 25 | 25 | 25 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 26 | 27 | 26 | 27 | 27 | 27 | 28 | 27 | 28 |
- 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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