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 am Saturday 13 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
28.9° 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 4PM is: 0.7m 7s primary swell from a South direction and 0.4m 9s secondary swell from a South-southeast direction (forecast issued at 11:00am December 13). The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 2.5ft (0.7m) | 7s |
| Afternoon (13 Dec) | 2.5ft (0.7m) | 7s |
| Evening (13 Dec) | 2.5ft (0.7m) | 7s |
Table - waves today at Mumba Point. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 9 PM | 0 AM | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 16 | 13 | 14 | 14 | 14 | 15 | 12 | 12 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 43 | 47 | 45 | 45 | 52 | 86 | 87 | 53 | 110 | 169 | 174 | 127 | 90 | 101 | 189 | 195 | 160 | 113 | 119 | 162 | 173 | 176 | 176 | 170 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- on | cross | cross | cross- off | cross | cross | cross | cross- off | cross | cross | cross- on | cross- on | cross- on | on | glass | cross | glass | glass | cross | cross- on | glass | glass | cross |
High Tide / height (m) | 2:36PM 0.94 | 2:32AM 1.11 | 3:35PM 0.99 | 3:21AM 1.10 | 4:23PM 1.04 | 4:06AM 1.09 | ||||||||||||||||||
Low Tide / height (m) | 8:09AM 0.37 | 8:00PM 0.51 | 9:02AM 0.34 | 9:02PM 0.51 | 9:46AM 0.30 | 9:57PM 0.50 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:30 | - | - | - | - |
 | | |  |  |  |  | | | | | | | | | |  | | | | | | |  | |
Rain (mm) | 1 | 2 | 1 | - | - | - | 3 | 4 | 4 | 1 | 1 | - | 1 | 2 | 2 | 2 | - | - | 1 | - | 1 | 4 | 4 | 2 |
| Temp. °C | 26 | 27 | 28 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 24 |
| Feels °C (?) | 30 | 30 | 30 | 29 | 30 | 30 | 29 | 29 | 29 | 30 | 29 | 29 | 29 | 28 | 28 | 29 | 29 | 30 | 31 | 30 | 29 | 29 | 29 | 26 |
- 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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