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Surf Forecasts:

Choshi surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 8 am Saturday 10 Jan 2026 JST
Forecast update in hr  min  s Forecast update imminent
Choshi surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Choshi sea temperature is
15.0° C
 (Which is 2.3°C colder than average for this time of year)

How big are the waves at Choshi today?

The current surf forecast for Choshi at 11AM is: 1.3m 5s primary swell from a South-southwest direction and 0.2m 10s secondary swell from a East direction, 0.2m 12s secondary swell from a East-northeast direction (forecast issued at 08:00am January 10). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (10 Jan)2.5ft (0.7m)4s
Afternoon (10 Jan)5ft (1.6m)6s
Evening (10 Jan)6ft (1.9m)7s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Saturday
10
Sunday
11
Monday
12
Tue
13
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.2
ENE
0.7
SW
1.3
SSW
1.6
SSW
1.7
SSW
1.9
SSW
2.1
S
2.3
S
2.4
S
2.1
S
1.3
S
1.5
S
1.1
S
0.9
S
0.6
S
0.5
S
0.6
S
0.4
S
0.3
S
0.3
ENE
0.3
ENE
0.2
S
0.4
ENE
1
SSW
Period(s) (?)134567778887811121211111111151510149
Wave
Graph
(?)Metric surfscale
Energy kJ (?)17167819826138347867576555918624926922499658738244444876154
Wind
(km/h)
15
W
30
SW
45
SW
55
SW
50
SW
50
SW
50
SW
55
SW
45
SW
45
SW
35
W
45
WNW
45
W
40
W
45
W
35
W
25
WNW
15
WNW
10
SW
10
SSW
15
SSW
15
SSE
15
WSW
25
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		crosscrosscrosscrosscrosscrosscrosscrosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offcross-
off		crosscrosscross-
on		cross-
on		cross-
off		cross-
off
High Tide
/ height (m)
8:29AM
1.25
8:40PM
0.98
8:57AM
1.26
10:27PM
0.87
9:30AM
1.26
1:50AM
0.88
Low Tide
/ height (m)
3:05PM
0.65
2:24AM
0.64
4:21PM
0.59
2:46AM
0.77
5:50PM
0.52
3:00AM
0.88
Saturday
10
Sunday
11
Monday
12
Tue
13
Sunrise-6:47-------6:46-------6:46------
Sunset---4:40-------4:42-------4:42----
part cloud
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
Rain (mm)
------------------------
Temp. °C8812131414151514131210644433567887
Feels °C (?)41214454533-2-6-7-8-6-5-3012330
  • 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

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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 Choshi 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 Choshi at:
surf-forecast.com

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