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:
Manly surfForecast / NSW – Sydney North Coast / Australia
48hr Weather and Surf, issued 4 am Thursday 11 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Manly surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Manly sea temperature is
22.1° C
(Which is slightly warmer than usual)How big are the waves at Manly today?
The current surf forecast for Manly at 10AM is: 0.5m 9s primary swell from a East-northeast direction and 0.1m 16s secondary swell from a East direction (forecast issued at 04:00am December 11). An open ocean swell of 1.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 1.5ft (0.5m) | 9s |
| Afternoon (11 Dec) | 1.5ft (0.5m) | 9s |
| Evening (11 Dec) | 4.5ft (1.4m) | 6s |
Table - waves today at Manly. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| 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 | 11 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 9 | 9 | 9 | 9 | 9 | 6 | 6 | 6 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 54 | 42 | 44 | 45 | 45 | 46 | 132 | 80 | 88 | 114 | 193 | 233 | 339 | 333 | 327 | 311 | 300 | 242 | 189 | 149 | 146 | 141 | 110 | 104 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- on | cross- on | cross- off | cross- on | on | on | on | on | cross- on |
High Tide / height (m) | 2:27AM 1.08 | 2:06PM 1.32 | 3:26AM 1.12 | 3:05PM 1.19 | 4:21AM 1.19 | 4:06PM 1.09 | ||||||||||||||||||
Low Tide / height (m) | 7:54AM 0.52 | 8:56PM 0.23 | 9:08AM 0.55 | 9:43PM 0.29 | 10:23AM 0.55 | 10:27PM 0.33 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 7:58 | - | - | - | - | - | - | - | 7:58 | - | - | - | - | - | - | - | 7:59 | - | - |
 |  |  |  | | |  |  | | |  | | | |  | | | |  |  | | | | | |
Rain (mm) | 1 | 4 | 1 | - | 1 | 1 | - | 1 | 3 | 2 | 4 | 4 | 3 | - | - | 1 | 1 | - | - | - | - | - | - | 3 |
| Temp. °C | 19 | 19 | 20 | 20 | 19 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 19 | 22 | 22 | 22 | 21 | 21 |
| Feels °C (?) | 16 | 17 | 17 | 16 | 15 | 17 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 18 | 20 | 20 | 19 | 19 | 20 | 22 | 20 | 20 | 21 | 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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