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:
Mumba Point surfForecast / Liberia / Liberia
48hr Weather and Surf, issued 11 pm Wednesday 10 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Mumba Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mumba Point sea temperature is
28.8° C
(Which is normal for this time of year)How big are the waves at Mumba Point today?
The current surf forecast for Mumba Point at 5AM is: 0.5m 11s primary swell from a South-southwest direction and 0.6m 8s secondary swell from a South-southeast direction (forecast issued at 11:00pm December 10). The wind direction is predicted to be glassy.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 1.5ft (0.5m) | 11s |
| Afternoon (11 Dec) | 2ft (0.6m) | 8s |
| Evening (11 Dec) | 2ft (0.6m) | 8s |
Table - waves today at Mumba Point. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 8 | 8 | 11 | 11 | 11 | 8 | 8 | 8 | 8 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 7 | 7 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 69 | 54 | 70 | 66 | 59 | 39 | 50 | 53 | 50 | 65 | 117 | 117 | 108 | 100 | 98 | 98 | 123 | 123 | 123 | 43 | 42 | 35 | 88 | 86 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | glass | glass | cross- off | cross | cross- off | cross- off | cross- off | glass | glass | glass | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- on | cross- on | cross | cross | cross |
High Tide / height (m) | 11:33PM 1.21 | 12:06PM 0.91 | 12:35AM 1.16 | 1:24PM 0.91 | 1:36AM 1.13 | 2:36PM 0.94 | ||||||||||||||||||
Low Tide / height (m) | 6:01AM 0.40 | 5:44PM 0.41 | 7:07AM 0.40 | 6:51PM 0.47 | 8:09AM 0.37 | |||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 6:29 | - | - | - | - | - | - | - | 6:29 | - | - | - | - | - | - | - | 6:30 |
 |  | | |  |  | |  | | | | | | | | | | | |  | | | | | |
Rain (mm) | - | 1 | 2 | 3 | 1 | - | - | - | - | 1 | 4 | 1 | 2 | 1 | 1 | - | 2 | - | 3 | - | 2 | 2 | 1 | - |
| Temp. °C | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 28 | 27 | 27 |
| Feels °C (?) | 30 | 30 | 30 | 30 | 32 | 31 | 30 | 31 | 30 | 29 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 28 | 28 | 29 | 29 | 31 | 29 | 29 |
- 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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