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:
Dee Why Point surfForecast / NSW – Sydney North Coast / Australia
48hr Weather and Surf, issued 10 pm Tuesday 16 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Dee Why Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dee Why Point sea temperature is
22.4° C
(Which is slightly warmer than usual)How big are the waves at Dee Why Point today?
The current surf forecast for Dee Why Point at 3AM is: 1.1m 12s primary swell from a South direction and 0.4m 8s secondary swell from a East direction, 0.4m 4s secondary swell from a East-northeast direction (forecast issued at 10:00pm December 16). The wind direction is predicted to be cross-onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 3.5ft (1.0m) | 11s |
| Afternoon (17 Dec) | 3ft (0.9m) | 11s |
| Evening (17 Dec) | 2.5ft (0.7m) | 11s |
Table - waves today at Dee Why Point. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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 | 2 PM | 5 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 6 | 6 | 10 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 488 | 403 | 389 | 319 | 250 | 242 | 192 | 149 | 146 | 110 | 81 | 115 | 82 | 73 | 63 | 105 | 181 | 355 | 371 | 169 | 138 | 114 | 104 | 86 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross | off | cross- off | cross | on | cross |
High Tide / height (m) | 6:55PM 0.98 | 7:09AM 1.45 | 7:43PM 0.98 | 7:47AM 1.50 | 8:26PM 1.00 | 8:24AM 1.54 | ||||||||||||||||||
Low Tide / height (m) | 12:28AM 0.40 | 1:58PM 0.31 | 1:08AM 0.41 | 2:37PM 0.26 | 1:48AM 0.40 | 3:16PM 0.22 | ||||||||||||||||||
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - |
| Sunset | 8:00 | - | - | - | - | - | - | - | 8:01 | - | - | - | - | - | - | - | 8:01 | - | - | - | - | - | - | - |
 |  |  | | |  | | | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 19 | 19 | 19 | 19 | 21 | 21 | 20 | 19 | 19 | 18 | 18 | 19 | 24 | 25 | 25 | 23 | 22 | 23 | 22 | 24 | 28 | 28 | 25 |
| Feels °C (?) | 17 | 17 | 18 | 18 | 18 | 19 | 18 | 16 | 16 | 17 | 17 | 18 | 19 | 23 | 23 | 22 | 21 | 22 | 24 | 22 | 23 | 28 | 29 | 24 |
- 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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