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:
Cowries surfForecast / NSW – Illawarra / Australia
48hr Weather and Surf, issued 4 pm Friday 12 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Cowries surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cowries sea temperature is
21.3° C
(Which is slightly warmer than usual)How big are the waves at Cowries today?
The current surf forecast for Cowries at 1AM is: 1.0m 11s primary swell from a East direction and 1.0m 6s secondary swell from a East direction (forecast issued at 04:00pm December 12). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 4.5ft (1.3m) | 11s |
| Afternoon (13 Dec) | 5ft (1.5m) | 11s |
| Evening (13 Dec) | 4ft (1.2m) | 7s |
Table - waves today at Cowries. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 6 | 7 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 228 | 276 | 276 | 262 | 248 | 244 | 401 | 394 | 524 | 176 | 147 | 134 | 161 | 171 | 150 | 163 | 226 | 347 | 181 | 151 | 205 | 365 | 823 | 442 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross- on | cross | cross- off | cross- off | cross | cross- on | on | cross- on | glass | cross- off | glass | cross- off | cross- off | glass | cross- on | cross- off | cross- off | cross- off | cross- off | cross | cross | cross |
High Tide / height (m) | 3:07PM 1.19 | 4:21AM 1.18 | 4:07PM 1.09 | 5:09AM 1.25 | 5:08PM 1.02 | 5:52AM 1.31 | ||||||||||||||||||
Low Tide / height (m) | 9:44PM 0.29 | 10:23AM 0.54 | 10:28PM 0.34 | 11:30AM 0.50 | 11:09PM 0.37 | |||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - |
| Sunset | - | - | 8:01 | - | - | - | - | - | - | - | 8:02 | - | - | - | - | - | - | - | 8:04 | - | - | - | - | - |
 |  | |  | | |  | |  | | |  |  | | | | | | |  | | | | | |
Rain (mm) | 3 | - | - | - | - | - | - | - | - | - | 5 | 6 | 3 | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 19 | 19 | 18 | 17 | 17 | 19 | 23 | 23 | 21 | 20 | 18 | 18 | 18 | 20 | 27 | 28 | 32 | 19 | 17 | 16 | 16 | 16 | 16 |
| Feels °C (?) | 17 | 18 | 19 | 19 | 18 | 18 | 19 | 21 | 20 | 20 | 22 | 19 | 20 | 19 | 20 | 27 | 28 | 31 | 14 | 13 | 13 | 14 | 14 | 15 |
- 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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