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:
Jailbreak surfForecast / Sandaun / Papua New Guinea
48hr Weather and Surf, issued 3 pm Tuesday 16 Dec 2025 +10Forecast update in hr min s Forecast update imminent
Jailbreak surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jailbreak sea temperature is
29.9° C
(Which is slightly warmer than usual)How big are the waves at Jailbreak today?
The current surf forecast for Jailbreak at 8PM is: 0.9m 10s primary swell from a North-northeast direction and 0.6m 9s secondary swell from a Northeast direction, 0.6m 4s secondary swell from a Northwest direction (forecast issued at 03:00pm December 16). The wind direction is predicted to be cross-onshore.
| Time (+10) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | - | - |
| Afternoon (16 Dec) | 3ft (0.9m) | 9s |
| Evening (16 Dec) | 3ft (0.9m) | 10s |
Table - waves today at Jailbreak. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 9 | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 115 | 147 | 143 | 146 | 261 | 221 | 245 | 295 | 307 | 307 | 307 | 319 | 295 | 295 | 241 | 261 | 246 | 211 | 216 | 182 | 186 | 168 | 172 | 145 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- off | cross- off | glass | glass | glass | glass | glass | glass | glass | off | cross- off | cross | cross- on | cross | cross | cross- off | cross- off | off | cross- off |
High Tide / height (m) | 4:10PM 1.13 | 6:40AM 0.86 | 4:43PM 1.13 | 7:31AM 0.90 | 5:18PM 1.14 | 8:15AM 0.94 | ||||||||||||||||||
Low Tide / height (m) | 11:40PM 0.20 | 10:45AM 0.73 | 12:18AM 0.14 | 11:34AM 0.76 | 12:55AM 0.09 | |||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - |
| Sunset | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:38 | - | - | - | - | - | - |
 |  |  | | | |  | | | |  |  | | | | | | | | | | | |  | |
Rain (mm) | - | 1 | 1 | 1 | 4 | 6 | 3 | 2 | 1 | - | - | - | - | - | - | - | - | 1 | 2 | 4 | 4 | 2 | 2 | - |
| Temp. °C | 29 | 29 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 29 | 30 | 29 | 27 | 26 | 26 | 25 | 25 | 28 |
| Feels °C (?) | 33 | 32 | 30 | 30 | 30 | 29 | 29 | 29 | 30 | 29 | 31 | 31 | 30 | 29 | 29 | 32 | 32 | 32 | 31 | 30 | 31 | 29 | 29 | 31 |
- 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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