Choshi Surf Break

Lat Long: 35.71° N 140.80° E

Choshi 48 hour detailed Surf Forecast

Issued: 2 pm 23 Sep 2026 (local time)

Forecast update in  hr  min

Today's Choshi sea temperature is
22.6°C
2.4° 

Choshi surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Choshi today (23 Sep):

  • Afternoon surf: Afternoon surf (23 Sep, local time) - 3ft (0.9m), 7s period with SSE swell.
  • Evening surf: Evening surf (23 Sep, local time) - 2ft (0.6m), 6s period with SE swell.

The current surf forecast for Choshi at 10PM is: 0.9m 6s primary swell from a Southeast direction and 0.6m 6s secondary swell from a Southeast direction (forecast issued at 02:00pm September 23). An open ocean swell of 0.6m 8s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (23 Sep)--
Afternoon (23 Sep)3ft (0.9m)7s
Evening (23 Sep)2ft (0.6m)6s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Wed night. Warm (max 24°C on Wed night, min 21°C on Sat morning). Wind will be generally light.

Wed
23
Thursday
24
Friday
25
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SSE
7
0.9
SSE
7
0.8
SSE
7
0.6
SE
6
0.7
SE
5
0.6
ENE
8
1.2
SSE
5
0.7
ENE
8
0.7
ENE
8
0.6
ENE
8
0.6
ENE
8
0.5
ENE
8
0.4
ENE
8
0.4
ENE
8
0.4
ENE
8
0.7
ENE
5
0.8
ENE
5
0.8
ENE
6
0.7
ENE
6
0.6
ENE
5
Wave Graph
Metric surfscale
Energy kJ
32
64
50
28
28
43
72
59
59
45
44
38
27
28
27
21
31
36
28
18
Wind (km/h)
20
NE
15
NE
15
E
15
SE
15
SSE
15
SSE
10
SSW
15
NW
5
N
10
NE
10
NE
20
NE
15
NE
20
NE
15
NE
15
NE
15
NE
15
ENE
15
ENE
15
ENE
Wind State
cross-off
cross
cross-on
on
on
cross-on
cross-on
off
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
High Tide
3:14PM1.33m
1:47AM1.33m
3:28PM1.37m
2:37AM1.41m
3:44PM1.41m
Low Tide
8:31PM0.94m
8:41AM0.43m
9:00PM0.81m
9:14AM0.43m
cloud
light rain
cloud
cloud
part cloud
cloud
rain showers
rain showers
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:24
5:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:32
5:31
5:30
 mm
1
2
1
Temp °C
22
22
23
24
24
24
23
22
24
24
24
22
22
22
22
22
22
22
22
23
Feels °C
20
22
23
24
25
25
25
23
26
26
26
22
22
21
21
22
20
20
20
23
  • 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
How to use the Wavefinder 

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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