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:
Jongensfontein surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 1 am Sunday 14 Dec 2025 SASTForecast update in hr min s Forecast update imminent
Jongensfontein surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jongensfontein sea temperature is
21.0° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Jongensfontein today?
The current surf forecast for Jongensfontein at 5AM is: 2.3m 12s primary swell from a Southwest direction and 0.2m 10s secondary swell from a South-southeast direction (forecast issued at 01:00am December 14). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 7ft (2.2m) | 12s |
| Afternoon (14 Dec) | 6.5ft (2.0m) | 12s |
| Evening (14 Dec) | 7ft (2.2m) | 12s |
Table - waves today at Jongensfontein. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| 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 | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2179 | 1921 | 1655 | 1392 | 1180 | 1111 | 1092 | 1202 | 1522 | 1711 | 1599 | 1738 | 1710 | 1710 | 1576 | 1476 | 1381 | 1189 | 1107 | 997 | 840 | 826 | 699 | 2441 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | glass | cross- on | cross- on | on | on | glass | cross- off | glass | cross | cross- on | cross- on | on | on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross | cross- on |
High Tide / height (m) | 11:36PM 1.29 | 11:52AM 1.52 | 12:38AM 1.37 | 12:44PM 1.58 | 1:24AM 1.47 | 1:27PM 1.65 | ||||||||||||||||||
Low Tide / height (m) | 5:27AM 0.77 | 6:35PM 0.64 | 6:32AM 0.73 | 7:20PM 0.55 | 7:21AM 0.65 | 7:56PM 0.46 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:16 | - | - | - | - | - | - | - | 5:16 | - | - | - | - | - | - | - | 5:16 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:42 | - | - | - | - | - | - | - | 7:42 | - | - | - | - | - | - | - | 7:43 | - |
 | |  |  | | | | | | | | | | | | | | | |  |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 18 | 17 | 17 | 19 | 19 | 19 | 18 | 17 | 17 | 17 | 18 | 20 | 20 | 21 | 19 | 19 | 18 | 18 | 19 | 21 | 21 | 21 | 21 |
| Feels °C (?) | 15 | 16 | 15 | 16 | 17 | 15 | 16 | 17 | 16 | 16 | 17 | 18 | 18 | 17 | 18 | 18 | 18 | 17 | 18 | 18 | 21 | 18 | 18 | 22 |
- 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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