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:
Tsurigasaki Surfing Beach (Tokyo 2020) surfForecast / Chiba / Japan
48hr Weather and Surf, issued 8 am Sunday 14 Dec 2025 JSTForecast update in hr min s Forecast update imminent
Tsurigasaki Surfing Beach (Tokyo 2020) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tsurigasaki Surfing Beach (Tokyo 2020) sea temperature is
17.5° C
(Which is 1.9°C colder than average for this time of year)How big are the waves at Tsurigasaki Surfing Beach (Tokyo 2020) today?
The current surf forecast for Tsurigasaki Surfing Beach (Tokyo 2020) at 12PM is: 3.0m 10s primary swell from a South-southeast direction and 0.2m 10s secondary swell from a East-northeast direction (forecast issued at 08:00am December 14). An open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 6ft (1.8m) | 8s |
| Afternoon (14 Dec) | 11ft (3.5m) | 11s |
| Evening (14 Dec) | 10ft (3.0m) | 10s |
Table - waves today at Tsurigasaki Surfing Beach (Tokyo 2020). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wed 17 | |||||||||||||||||||||
| 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 | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 8 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 327 | 350 | 1956 | 3019 | 3217 | 2057 | 720 | 386 | 225 | 151 | 123 | 84 | 90 | 75 | 59 | 58 | 58 | 73 | 58 | 59 | 65 | 55 | 50 | 48 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- on | cross | off | off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross | cross | glass | glass | cross | cross- off |
High Tide / height (m) | 11:30AM 1.31 | 1:34AM 1.06 | 12:07PM 1.33 | 2:44AM 1.15 | 12:44PM 1.34 | |||||||||||||||||||
Low Tide / height (m) | 4:48AM 0.80 | 6:51PM 0.54 | 5:59AM 0.90 | 7:35PM 0.42 | 7:07AM 0.97 | 8:14PM 0.30 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wed 17 | |||||||||||||||||||||
| Sunrise | - | 6:37 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - |
| Sunset | - | - | - | 4:25 | - | - | - | - | - | - | - | 4:27 | - | - | - | - | - | - | - | 4:27 | - | - | - | - |
 |  |  |  |  |  | | | |  | | | | | |  | |  | | | | | | | |
Rain (mm) | 2 | 8 | 19 | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 2 | 1 | - | - | - | - | - |
| Temp. °C | 6 | 8 | 9 | 12 | 12 | 11 | 11 | 10 | 9 | 11 | 12 | 12 | 10 | 10 | 10 | 10 | 9 | 8 | 8 | 10 | 10 | 10 | 9 | 9 |
| Feels °C (?) | 0 | 4 | 5 | 8 | 6 | 8 | 5 | 5 | 1 | 2 | 4 | 6 | 4 | 5 | 5 | 6 | 4 | 3 | 2 | 7 | 8 | 8 | 6 | 6 |
- 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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