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:
Sand Patch Beach surfForecast / WA – Far South / Australia
48hr Weather and Surf, issued 1 pm Wednesday 17 Dec 2025 AWSTForecast update in hr min s Forecast update imminent
Sand Patch Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Sand Patch Beach sea temperature is
20.6° C
(Which is 2.7°C warmer than normal for this time of year)How big are the waves at Sand Patch Beach today?
The current surf forecast for Sand Patch Beach at 5PM is: 3.0m 8s primary swell from a Southwest direction and 0.1m 20s secondary swell from a Southwest direction (forecast issued at 01:00pm December 17). An open ocean swell of 0.5m 8s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 3.5ft (1.1m) | 14s |
| Afternoon (17 Dec) | 10ft (3.0m) | 8s |
| Evening (17 Dec) | 8ft (2.5m) | 9s |
Table - waves today at Sand Patch Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| 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) (?) | 7 | 8 | 8 | 9 | 10 | 10 | 9 | 8 | 8 | 8 | 8 | 7 | 8 | 8 | 6 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 9 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 546 | 939 | 1164 | 1034 | 953 | 1301 | 947 | 678 | 547 | 268 | 182 | 303 | 126 | 107 | 93 | 68 | 73 | 168 | 171 | 194 | 191 | 187 | 572 | 1087 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | on | on |
High Tide / height (m) | 9:23PM 1.06 | 9:48PM 1.10 | 10:15PM 1.12 | |||||||||||||||||||||
Low Tide / height (m) | 5:56AM 0.25 | 6:19AM 0.21 | 6:47AM 0.18 | |||||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 4:48 | - | - | - | - | - | - | - | 4:48 | - | - | - | - | - | - | - | 4:50 | - |
| Sunset | - | - | 7:19 | - | - | - | - | - | - | - | 7:20 | - | - | - | - | - | - | - | 7:20 | - | - | - | - | - |
 | |  |  | | | | | |  | | |  |  | | | | | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - |
| Temp. °C | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 16 | 16 | 16 | 15 | 15 | 17 | 18 | 19 | 18 | 16 | 16 | 16 | 16 | 15 |
| Feels °C (?) | 11 | 12 | 11 | 11 | 11 | 12 | 11 | 12 | 12 | 13 | 12 | 12 | 13 | 11 | 11 | 13 | 13 | 14 | 13 | 13 | 16 | 13 | 9 | 7 |
- 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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