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Surf Forecasts

Amatu surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 2 am Monday 07 Jul 2025 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
25.5° C
 (Which is 1.2°C warmer than normal for this time of year)

How big are the waves at Amatu today?

The current surf forecast for Amatu at 7AM is: 1.1m 9s primary swell from a East-southeast direction and 0.3m 12s secondary swell from a Southeast direction (forecast issued at 02:00am July 07). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (07 Jul)3.5ft (1.1m)9s
Afternoon (07 Jul)3.5ft (1.0m)10s
Evening (07 Jul)3.5ft (1.0m)9s

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

Hourly12 Days
Chiba Surf
Print Surf Table
Updates in  hr  min  s Forecast update imminent 
Monday
07
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM
Rating
(10 max)
2
2
1
1
0
0
0
1
1
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
2
2
2
0
1
1
1
2
2
2
1
0
0
0
1
2
2
2
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.3
ESE
1.2
ESE
1.1
ESE
1.1
ESE
1
ESE
1
ESE
1
ESE
1
ESE
1.1
ESE
1.1
E
1.1
E
1
E
1
E
0.9
ESE
0.8
E
0.8
E
0.5
SE
0.5
SE
0.5
SE
0.7
E
0.5
SE
0.5
SE
0.5
SE
0.5
SE
0.5
SE
0.6
ESE
0.7
ESE
0.6
ESE
0.5
ESE
0.6
ESE
0.8
ESE
0.8
ESE
0.9
ESE
0.8
ESE
1.1
SE
1.1
SE
1.1
SE
1.3
SE
1.3
SE
1.3
SE
1.3
SE
1.3
SE
1.3
SE
1.3
SE
1.3
SE
1.3
SE
1.3
SE
1.3
SE
1.3
SE
1.3
SE
1.2
SE
1.2
SE
1.2
SE
1.2
SE
1.1
SE
1.1
SE
1.1
SE
1.1
SE
1.1
SE
1.1
SE
Period(s) (?)1010999109910101099998121211911111111111111111111111091088888888899999999999999988
Wave
Graph
(?)Metric surfscale
Energy (?)316271230222214225217219297293287236235184154143136134123143131133133132142133147130129145175167173192158180185238237246239250253259271278278296335335268263270252268283324316300400
Wind
(km/h)
5
NE
5
NE
5
ENE
10
E
10
ESE
10
SE
10
SE
10
SSE
5
S
0
SSE
5
ESE
10
SE
15
SE
15
SSE
15
S
15
SSW
15
SSW
10
SSW
10
SSW
15
S
20
S
15
S
15
S
15
S
10
S
10
S
5
S
10
SSE
10
SE
15
ESE
15
E
25
NE
20
NE
25
NNE
25
NNE
25
NE
25
NE
25
NE
20
NNE
20
NNE
20
NNE
15
NNE
15
NNE
15
NE
20
ENE
15
E
10
E
5
E
5
SE
5
E
5
NE
10
E
15
ESE
15
ESE
10
SE
10
SE
5
SE
5
E
5
E
10
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglasscrosscrosscross-
on		cross-
on		onononglassglasscross-
on		ononcross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		onononcross-
on		cross-
on		cross-
on		cross-
on		ononcross-
on		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscrosscross-
on		crossglassglasscross-
off		crosscross-
on		cross-
on		cross-
on		onglassglassglasscross-
on
High Tide
/ height (m)
12:47AM
1.26
4:14PM
1.21
1:40AM
1.28
4:53PM
1.28
2:28AM
1.32
5:26PM
1.33
3:12AM
1.36
5:56PM
1.37
3:53AM
1.41
6:25PM
1.41
4:35AM
1.44
6:54PM
1.43
5:16AM
1.46
7:23PM
1.44
6:00AM
1.45
Low Tide
/ height (m)
8:34AM
0.31
8:40PM
1.04
9:17AM
0.21
9:36PM
1.03
9:56AM
0.13
10:19PM
1.00
10:33AM
0.07
10:55PM
0.97
11:09AM
0.03
11:29PM
0.94
11:45AM
0.02
12:03AM
0.90
12:20PM
0.05
12:39AM
0.85
Monday
07
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Sunrise--4:31-------4:31-------4:31-------4:31-------4:33-------4:33-------4:33-------4:35-
Sunset------6:55-------6:55-------6:55-------6:55-------6:54-------6:54-------6:54-----
clearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearthunderstorm thunderstorm part cloudcloudcloudcloudcloudpart cloudpart cloudclearpart cloudpart cloudpart cloudpart cloudpart cloudpart cloudclearclearclearclearclearclearclearclearclearclearclearclearclearclearpart cloudpart cloud
Rain (mm)
----------------------------11------------------------------
Temp. °C262526282929272626252628292827262625262828282726252526282828262322222122252523222222222526272624252424272828262525242527
Feels °C (?)312930313232313031303131323030293028303130303030292931323130292322212020242423222223232627292928302827293030292829282930
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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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