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:
Johanna surfForecast / VIC – Far West / Australia
48hr Weather and Surf, issued 10 am Saturday 13 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Johanna surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Johanna sea temperature is
15.9° C
(Which is slightly warmer than usual)How big are the waves at Johanna today?
The current surf forecast for Johanna at 3PM is: 2.0m 14s primary swell from a Southwest direction and 0.5m 8s secondary swell from a East direction, 0.6m 5s secondary swell from a South-southwest direction (forecast issued at 10:00am December 13). The wind direction is predicted to be onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 5ft (1.6m) | 12s |
| Afternoon (13 Dec) | 6.5ft (2.0m) | 14s |
| Evening (13 Dec) | 6.5ft (2.0m) | 13s |
Table - waves today at Johanna. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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 | 11 PM | 2 AM | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 14 | 14 | 13 | 13 | 13 | 13 | 8 | 9 | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 772 | 785 | 1459 | 1787 | 1474 | 1346 | 1147 | 966 | 1116 | 2708 | 6791 | 9928 | 12153 | 12355 | 11426 | 10242 | 9278 | 8523 | 7946 | 6573 | 3247 | 2897 | 2522 | 2796 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | cross- on | cross- on | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on |
High Tide / height (m) | 5:20AM 0.44 | 6:02PM 0.35 | 5:47AM 0.41 | 7:24PM 0.34 | 6:13AM 0.38 | 9:08PM 0.35 | ||||||||||||||||||
Low Tide / height (m) | 11:58AM 0.15 | 11:32PM 0.21 | 12:44PM 0.14 | 12:25AM 0.26 | 1:34PM 0.14 | 1:55AM 0.31 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 8:45 | - | - | - | - | - | - | - | 8:45 | - | - | - | - | - | - | - | 8:45 | - | - | - |
 |  | | | |  | |  | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 18 | 18 | 16 | 15 | 12 | 12 | 13 | 14 | 13 | 13 | 14 | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 12 | 11 | 11 | 11 |
| Feels °C (?) | 14 | 16 | 16 | 13 | 13 | 10 | 8 | 8 | 8 | 5 | 5 | 6 | 6 | 5 | 6 | 5 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 8 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Latest Updates
Buy Less, Surf More This Black Friday
Surf-forecast is providing a free, all-access pass to our premium features and 12-day forecasts all weekend.
Quiksilver Teams Up With PrimaLoft® For World’s First Thermal Layering System for a Wetsuit.
Previously used in our snow jackets for mountain conditions, PrimaLoft® technology is making its debut in the surf industry. The aim is to bring mountain-grade warmth to the waves.
Vancouver Island’s Day Of Days With Reed Platenius
Surf-Forecast recently helped the 21-year-old Canadian pro surfer and adventurer score some cold water perfection at home.
Read more
Discover more articles and updates in the Greenroom.
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Johanna surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest