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:
17th Ave surfForecast / Florida – Gulf / USA
48hr Weather and Surf, issued 11 am Thursday 11 Dec 2025 CSTForecast update in hr min s Forecast update imminent
17th Ave surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's 17th Ave sea temperature is
19.6° C
(Which is slightly cooler than normal)| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 0.5ft (0.1m) | 5s |
| Afternoon (11 Dec) | - | - |
| Evening (11 Dec) | - | - |
Table - waves today at 17th Ave. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | — | — | — | — | — | — | — | — | — | — | — | — | — | |||||||||||
| Period(s) (?) | 5 | 3 | - | - | - | - | - | 2 | 3 | 3 | 3 | 3 | - | - | - | - | - | - | - | 2 | 3 | 3 | 3 | - |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | glass | glass | on | on | on | on | cross- on | cross- on | cross- on | cross- on | glass | on | on | glass | glass | cross- on | cross- on | on | on | on | cross | cross- off |
High Tide / height (m) | 12:26AM 0.18 | 8:37PM 0.18 | 7:48PM 0.23 | |||||||||||||||||||||
Low Tide / height (m) | 1:43PM 0.03 | 12:59PM 0.08 | 9:56AM 0.08 | 5:57AM 0.03 | ||||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | 6:33 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:47 | - | - | - | - | - | - | - | 4:47 | - | - | - | - | - | - | - | 4:47 | - | - | - | - | - |
 | | |  | | | | | | | | | |  |  | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 12 | 14 | 13 | 13 | 14 | 15 | 16 | 17 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 21 | 21 | 20 | 20 | 20 | 20 | 16 |
| Feels °C (?) | 2 | 8 | 11 | 10 | 10 | 10 | 12 | 13 | 16 | 18 | 18 | 19 | 19 | 19 | 20 | 21 | 20 | 19 | 20 | 20 | 20 | 20 | 20 | 13 |
- 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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