Choshi surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 2 pm Tuesday 21 Apr 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
16.6° C
(Which is 1.5°C colder than average for this time of year)

How big are the waves at Choshi today?

The current surf forecast for Choshi at 10PM is: 1.1m 11s primary swell from a East-southeast direction and 0.4m 14s secondary swell from a East-northeast direction, 0.8m 5s secondary swell from a Northeast direction (forecast issued at 02:00pm April 21). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (21 Apr)--
Afternoon (21 Apr)4.5ft (1.3m)11s
Evening (21 Apr)3.5ft (1.1m)11s

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


Updates in  hr  min  s Forecast update imminent
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM
Rating
(10 max)
1
0
0
1
1
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.6
SE
1.3
ESE
1.3
ESE
1.1
ESE
1.1
ESE
0.9
ESE
1
ESE
1.1
ESE
0.8
ESE
0.6
ENE
0.6
ENE
0.6
ESE
0.6
E
0.6
E
0.5
E
0.5
E
0.5
E
0.5
E
0.5
E
0.5
E
0.5
E
1.1
NE
1.4
ENE
1.5
ENE
Period(s) (?)1111111110101010101214101010101010101099456
Wave
Graph
(?)Metric surfscale
Energy kJ (?)5793733592752511912312321361061368074795150494847454543105148
Wind
(km/h)
30
NNE
20
NE
25
ENE
20
NNE
15
NE
10
ESE
15
SSE
20
S
25
S
25
S
25
S
20
S
15
S
10
SW
5
N
15
NE
20
ENE
15
NE
5
ESE
15
NE
25
NNE
45
NNE
45
NNE
45
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
crosscrosscross-
off
crosscross-
on
oncross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crossglasscrosscrosscrosscross-
on
crosscross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
7:59PM
1.06
5:35AM
1.28
9:17PM
0.98
6:08AM
1.21
11:30PM
0.95
6:50AM
1.10
Low Tide
/ height (m)
12:38PM
-0.15
12:12AM
0.87
1:28PM
-0.06
12:40AM
0.91
2:27PM
0.06
1:20AM
0.94
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Sunrise------4:56-------4:54-------4:54-
Sunset--6:14-------6:15-------6:15-----
rain showers
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
Rain (mm)
1-----------------145541
Temp. °C151617171615161717181818181817171817161413131314
Feels °C (?)10111112111012121113141617181715151516129545
  • 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 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.


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