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:
Shallows surfForecast / NSW – Newcastle / Australia
48hr Weather and Surf, issued 4 pm Saturday 13 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Shallows surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Shallows sea temperature is
22.6° C
(Which is normal for this time of year)How big are the waves at Shallows today?
The current surf forecast for Shallows at 11PM is: 1.4m 7s primary swell from a East-northeast direction and 1.1m 7s secondary swell from a East direction, 0.6m 10s secondary swell from a East direction (forecast issued at 04:00pm December 13). The wind direction is predicted to be cross-onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | - | - |
| Afternoon (13 Dec) | 2.5ft (0.8m) | 11s |
| Evening (13 Dec) | 3.5ft (1.0m) | 7s |
Table - waves today at Shallows. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 11 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 7 | 6 | 7 | 7 | 9 | 9 | 8 | 8 | 8 | 8 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 146 | 108 | 100 | 168 | 114 | 94 | 79 | 83 | 168 | 198 | 262 | 131 | 70 | 176 | 219 | 319 | 553 | 619 | 326 | 163 | 153 | 99 | 277 | 379 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | on | cross- on | off | off | cross- on | cross- on | cross | cross- on | cross- on | off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide / height (m) | 4:02PM 1.11 | 5:10AM 1.29 | 5:03PM 1.03 | 5:53AM 1.36 | 6:01PM 1.00 | 6:33AM 1.43 | ||||||||||||||||||
Low Tide / height (m) | 10:24PM 0.34 | 11:32AM 0.53 | 11:06PM 0.37 | 12:29PM 0.47 | 11:47PM 0.38 | |||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - |
| Sunset | - | 7:54 | - | - | - | - | - | - | - | 7:55 | - | - | - | - | - | - | - | 7:57 | - | - | - | - | - | - |
 |  |  | | |  |  | | | |  | | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | 1 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - |
| Temp. °C | 21 | 22 | 22 | 21 | 20 | 20 | 19 | 25 | 26 | 24 | 23 | 22 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 19 |
| Feels °C (?) | 19 | 20 | 20 | 22 | 19 | 20 | 21 | 26 | 26 | 22 | 23 | 19 | 14 | 16 | 17 | 18 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 17 |
- 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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