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Surf Forecasts:
Amatu surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 pm Wednesday 19 Nov 2025 JSTForecast update in hr min s Forecast update imminent
Amatu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Amatu sea temperature is
19.9° C
(Which is 1.2°C colder than average for this time of year)How big are the waves at Amatu today?
The current surf forecast for Amatu at 5PM is: 0.6m 7s primary swell from a East-northeast direction (forecast issued at 02:00pm November 19). An open ocean swell of 0.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Nov) | - | - |
| Afternoon (19 Nov) | 2ft (0.6m) | 6s |
| Evening (19 Nov) | 1.5ft (0.4m) | 7s |
Table - waves today at Amatu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | |||||||||||||||||||||
| 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) (?) | 7 | 6 | 7 | 7 | 12 | 13 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 7 | 7 | 7 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 89 | 26 | 25 | 18 | 15 | 16 | 7 | 39 | 53 | 53 | 50 | 50 | 53 | 55 | 41 | 71 | 45 | 75 | 193 | 248 | 176 | 84 | 52 | 44 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | glass | glass | cross | cross- off | off | cross- off | cross- off | glass | cross- on | cross- off | cross- off | cross- off | cross- off | glass | cross- off | cross | cross- off | cross | cross- off | cross- off | off | cross- off | cross- off |
High Tide / height (m) | 3:15PM 1.46 | 5:04AM 1.39 | 3:40PM 1.47 | 5:42AM 1.38 | 4:06PM 1.46 | 6:20AM 1.36 | ||||||||||||||||||
Low Tide / height (m) | 9:44AM 0.83 | 10:09PM 0.16 | 10:17AM 0.87 | 10:39PM 0.10 | 10:49AM 0.90 | 11:11PM 0.08 | ||||||||||||||||||
Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 |
| Sunset | - | 4:30 | - | - | - | - | - | - | - | 4:30 | - | - | - | - | - | - | - | 4:30 | - | - | - | - | - | - |
 | |  |  | |  | |  |  | |  | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | 1 | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 12 | 11 | 11 | 11 | 10 | 9 | 10 | 12 | 13 | 12 | 11 | 11 | 10 | 11 | 12 | 14 | 15 | 14 | 13 | 13 | 12 | 11 | 12 |
| Feels °C (?) | 7 | 9 | 8 | 8 | 7 | 5 | 4 | 7 | 11 | 11 | 10 | 9 | 8 | 6 | 9 | 10 | 11 | 11 | 9 | 10 | 9 | 7 | 5 | 8 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Amatu surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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