Choshi Surf Break

Lat Long: 35.71° N 140.80° E

Choshi 48 hour detailed Surf Forecast

Issued: 8 am 31 Aug 2026 (local time)

Forecast update in  hr  min

Today's Choshi sea temperature is
26.9°C
0.4° 

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 (31 Aug):

  • Morning surf: Morning surf (31 Aug, local time) - 4.5ft (1.3m), 6s period with NE swell.
  • Afternoon surf: Afternoon surf (31 Aug, local time) - 2.5ft (0.7m), 14s period with E swell.
  • Evening surf: Evening surf (31 Aug, local time) - 2.5ft (0.8m), 13s period with E swell.

The current surf forecast for Choshi at 3PM is: 0.7m 14s primary swell from a East direction and 0.2m 9s secondary swell from a South-southeast direction (forecast issued at 08:00am August 31). An open ocean swell of 1.2m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (31 Aug)4.5ft (1.3m)6s
Afternoon (31 Aug)2.5ft (0.7m)14s
Evening (31 Aug)2.5ft (0.8m)13s

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


Short Range Forecast

Some drizzle, heaviest during Wed night. Warm (max 26°C on Wed morning, min 23°C on Mon morning). Winds decreasing (fresh winds from the NNE on Mon morning, calm by Wed morning).

Monday
31
Tuesday
1
Wednesday
2
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
0
1
1
1
1
1
1
2
1
2
1
2
1
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)
0.4
E
11
1.3
NE
6
0.4
ESE
14
0.7
E
14
0.7
E
13
0.8
E
13
0.8
E
12
0.8
ESE
12
0.9
ESE
12
0.8
E
12
0.9
E
12
0.9
ESE
11
0.8
E
12
0.9
E
12
0.8
E
11
0.8
E
11
0.7
E
11
1
E
10
0.9
E
10
0.8
E
10
0.5
E
12
0.9
E
11
Wave Graph
Metric surfscale
Energy kJ
40
100
64
184
173
219
199
202
236
174
220
202
169
220
151
149
112
206
156
121
69
196
Wind (km/h)
25
NNE
30
NNE
30
NNE
25
NNE
25
NE
25
NE
20
NE
15
NNE
15
NNE
20
NNE
20
NNE
20
NNE
20
NNE
15
NNE
10
N
10
NNW
5
NNW
5
NNE
10
SE
15
S
15
S
10
SSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
glassy
on
cross-on
cross-on
cross-on
High Tide
5:31AM1.48m
5:49PM1.46m
6:17AM1.41m
6:07PM1.48m
7:08AM1.31m
6:26PM1.49m
Low Tide
11:43AM0.52m
00:07AM0.46m
12:08PM0.66m
00:47AM0.39m
12:31PM0.81m
cloud
cloud
clear
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:07
5:07
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:06
6:05
6:04
 mm
Temp °C
23
23
24
24
23
23
23
23
23
24
25
25
24
24
24
23
23
25
26
26
26
26
Feels °C
22
21
22
23
22
22
22
23
24
24
25
25
25
26
27
26
26
28
28
27
28
29
  • 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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