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Surf Forecasts:

Choshi surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 8 pm Monday 12 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
14.9° C
 (Which is 2.2°C colder than average for this time of year)

How big are the waves at Choshi today?

The current surf forecast for Choshi at 1AM is: 0.4m 14s primary swell from a East-northeast direction and 0.3m 10s secondary swell from a South direction, 0.3m 4s secondary swell from a South-southwest direction (forecast issued at 08:00pm January 12). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (13 Jan)5ft (1.5m)7s
Afternoon (13 Jan)6ft (1.9m)7s
Evening (13 Jan)6ft (1.8m)9s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Mon
12
Tuesday
13
Wednesday
14
Thursday
15
6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
1
2
2
0
1
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.3
ENE
0.2
S
0.4
ENE
1.4
SSW
0.4
ENE
1.5
SSW
1.9
SSW
1.9
SSW
1.9
SSW
1.8
SSW
1.3
S
1
S
0.9
S
0.7
S
0.5
S
0.3
S
0.3
S
0.3
ENE
0.3
ENE
0.2
ENE
0.2
ENE
0.2
ENE
0.2
ENE
0.2
ENE
Period(s) (?)1510149147678910101111105513131312121212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)4387630079195289400492499314204178110535533321615151515
Wind
(km/h)
10
S
10
S
20
W
25
SW
25
WSW
45
SW
50
SW
50
SW
55
SW
30
W
15
NW
15
NW
20
NNW
25
NW
25
NNW
15
NNE
10
E
5
ESE
5
WNW
10
NNW
10
NNW
10
NW
10
W
15
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
off		crosscross-
off		crosscrosscrosscross-
off		cross-
off		offoffcross-
off		offcross-
off		cross-
off		cross-
on		glassglassoffoffoffcross-
off		cross
High Tide
/ height (m)
1:50AM
0.88
10:15AM
1.25
11:16AM
1.25
4:08AM
1.06
12:27PM
1.26
Low Tide
/ height (m)
5:50PM
0.52
3:00AM
0.88
7:05PM
0.42
8:00PM
0.32
7:01AM
1.03
Mon
12
Tuesday
13
Wednesday
14
Thursday
15
Sunrise-----6:46-------6:46-------6:46--
Sunset-------4:43-------4:44-------4:45
clear
clear
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
Rain (mm)
------------------------
Temp. °C8978711141414121098788898877810
Feels °C (?)451100242443201345433335
  • 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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