Choshi Surf Break

Lat Long: 35.71° N 140.80° E

Choshi 48 hour detailed Surf Forecast

Issued: 8 am 02 Sep 2026 (local time)

Forecast update in  hr  min

Today's Choshi sea temperature is
24.7°C
1.7° 

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 (02 Sep):

  • Morning surf: Morning surf (02 Sep, local time) - 3.5ft (1.0m), 10s period with E swell.
  • Afternoon surf: Afternoon surf (02 Sep, local time) - 3.5ft (1.0m), 10s period with E swell.
  • Evening surf: Evening surf (02 Sep, local time) - 3.5ft (1.0m), 11s period with E swell.

The current surf forecast for Choshi at 5PM is: 0.9m 10s primary swell from a East direction and 0.5m 12s secondary swell from a East direction (forecast issued at 08:00am September 02). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (02 Sep)3.5ft (1.0m)10s
Afternoon (02 Sep)3.5ft (1.0m)10s
Evening (02 Sep)3.5ft (1.0m)11s

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


Short Range Forecast

Heavy rain (total 81mm), heaviest during Fri night. Warm (max 27°C on Thu morning, min 19°C on Fri night). Mainly fresh winds.

Wednesday
2
Thursday
3
Friday
4
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
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
1
0
0
0
0
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)
1.1
E
11
1
E
10
1
E
10
1
E
10
0.9
ESE
10
1
E
11
1
E
11
0.9
E
11
0.9
E
10
0.8
E
10
0.8
E
10
0.7
E
10
0.7
E
10
0.5
E
10
0.5
E
10
0.5
E
10
0.4
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
Wave Graph
Metric surfscale
Energy kJ
269
202
194
194
160
244
235
188
171
125
123
94
94
48
47
45
27
41
41
41
41
40
Wind (km/h)
10
SSE
15
SSE
15
SSE
15
SSE
15
SSE
15
S
10
S
10
S
15
SSE
20
SSW
25
SSW
25
SSW
15
WSW
15
N
25
NNE
15
NE
15
NE
10
ENE
15
E
20
ENE
20
NNE
30
NNE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-off
cross-off
cross-off
cross
cross
cross
cross-on
cross-on
cross-off
cross-off
High Tide
7:08AM1.31m
6:26PM1.49m
8:11AM1.20m
6:47PM1.48m
9:54AM1.10m
7:12PM1.46m
Low Tide
12:31PM0.81m
1:33AM0.36m
12:49PM0.95m
2:30AM0.37m
12:42PM1.06m
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
thunderstorm
thunderstorm
cloud
cloud
light rain
cloud
cloud
light rain
mod rain
light rain
mod rain
light rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:07
5:09
5:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:04
6:01
6:00
 mm
3
2
1
5
9
5
9
3
7
Temp °C
25
26
26
26
26
26
26
26
26
27
27
26
27
24
22
22
21
22
22
21
22
20
Feels °C
27
27
27
27
27
28
29
29
29
29
27
27
29
26
21
22
22
25
23
22
23
18
  • 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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