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Surf Forecasts:

Amatu surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 8 am Wednesday 28 Jan 2026 JST
Forecast 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
16.1° C
 (Which is slightly cooler than normal)

How big are the waves at Amatu today?

The current surf forecast for Amatu at 2PM is: 1.2m 7s primary swell from a East-northeast direction and 0.2m 5s secondary swell from a South-southwest direction (forecast issued at 08:00am January 28). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (28 Jan)3ft (0.9m)6s
Afternoon (28 Jan)5ft (1.6m)7s
Evening (28 Jan)3.5ft (1.1m)7s

Table - waves today at Amatu. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Wednesday
28
Thursday
29
Friday
30
Sat
31
6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM
Rating
(10 max)
0
0
1
2
2
2
1
1
0
2
2
2
1
2
2
1
2
2
2
1
1
0
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
SW
0.9
NE
1.1
NE
1.6
NE
1.3
NE
1.1
NE
0.4
ENE
0.5
NE
0.6
ENE
1.4
NE
1
ENE
0.9
NE
0.7
NE
0.6
NE
0.6
NE
0.6
NE
0.8
NE
0.6
NE
0.6
ENE
0.6
ENE
0.6
NE
0.6
NE
0.8
SW
0.5
NE
Period(s) (?)867777131313781212121212121212121212812
Wave
Graph
(?)Metric surfscale
Energy kJ (?)3564119285169109648311120911321214912212412221012099991161148066
Wind
(km/h)
20
NNE
20
NNE
15
NNE
10
NE
10
NE
15
N
15
N
15
N
15
N
15
N
10
N
5
NNW
10
NE
5
NW
20
NNW
15
N
15
N
15
N
10
NNW
5
SW
5
SSE
15
NE
15
NNE
15
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offoffcross-
off		offoffglasscross-
off		offoffoffoffoffoffglassglasscross-
off		cross-
off		off
High Tide
/ height (m)
10:22AM
1.24
3:59AM
1.13
12:03PM
1.24
4:27AM
1.24
1:39PM
1.29
Low Tide
/ height (m)
3:32AM
1.00
7:07PM
0.22
6:54AM
1.10
8:21PM
0.08
8:57AM
1.07
9:19PM
-0.04
Wednesday
28
Thursday
29
Friday
30
Sat
31
Sunrise-6:41-------6:41-------6:39------
Sunset---5:01-------5:02-------5:04----
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light snow
cloud
light snow
light rain
rain showers
part cloud
part cloud
rain showers
clear
clear
clear
clear
clear
clear
cloud
clear
cloud
Rain (mm)
-----12---11--1---------
Temp. °C457764322125443213565432
Feels °C (?)-2-2232-1-1-3-3-4-2200-3-4-4-3-121-2-3-5
  • 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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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.

View detailed surf forecast for Amatu at:
surf-forecast.com

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