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:
Bowls surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 2 pm Wednesday 17 Dec 2025 JSTForecast update in hr min s Forecast update imminent
Bowls surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bowls sea temperature is
23.9° C
(Which is normal for this time of year)How big are the waves at Bowls today?
The current surf forecast for Bowls at 6PM is: 0.2m 6s primary swell from a North-northwest direction (forecast issued at 02:00pm December 17). An open ocean swell of 0.4m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | - | - |
| Afternoon (17 Dec) | 1ft (0.3m) | 6s |
| Evening (17 Dec) | 0.5ft (0.2m) | 6s |
Table - waves today at Bowls. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| 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 | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 6 | 6 | 13 | 13 | 13 | 13 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 7 | 7 | 3 | 3 | 3 | 3 | 3 | 3 | 11 | 15 | 51 | 79 | 77 | 59 | 44 | 32 | 30 | 20 | 20 | 13 | 12 | 10 | 9 | 9 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 5:13PM 1.68 | 6:52AM 1.53 | 5:45PM 1.71 | 7:26AM 1.58 | 6:16PM 1.74 | 7:56AM 1.62 | ||||||||||||||||||
Low Tide / height (m) | 11:29AM 0.93 | 12:12AM 0.24 | 12:08PM 0.94 | 12:44AM 0.17 | 12:42PM 0.94 | 1:14AM 0.10 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:11 |
| Sunset | - | 5:38 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - |
 | |  |  |  | | |  | | | | | | | |  | | | | | | |  |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 5 |
| Temp. °C | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 19 | 20 | 20 | 19 | 19 | 19 | 20 | 20 | 21 | 22 | 21 | 21 | 22 | 22 | 22 | 21 | 20 |
| Feels °C (?) | 21 | 19 | 19 | 18 | 17 | 17 | 17 | 16 | 17 | 17 | 16 | 17 | 17 | 18 | 18 | 19 | 19 | 18 | 19 | 21 | 21 | 21 | 20 | 19 |
- 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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