Choshi Surf Break

Lat Long: 35.71° N 140.80° E

Choshi 48 hour detailed Surf Forecast

Issued: 2 am 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's Choshi sea temperature is
25.4° C
1.2° 

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 (16 Aug):

  • Morning surf: Morning surf (16 Aug, local time) - 4ft (1.2m), 10s period with E swell.
  • Afternoon surf: Afternoon surf (16 Aug, local time) - 3.5ft (1.1m), 9s period with E swell.
  • Evening surf: Evening surf (16 Aug, local time) - 3.5ft (1.0m), 9s period with E swell.

The current surf forecast for Choshi at 9AM is: 1.2m 10s primary swell from a East direction and 0.3m 8s secondary swell from a South direction (forecast issued at 02:00am August 16). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (16 Aug)4ft (1.2m)10s
Afternoon (16 Aug)3.5ft (1.1m)9s
Evening (16 Aug)3.5ft (1.0m)9s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Sun morning. Warm (max 26°C on Mon afternoon, min 24°C on Sun night). Wind will be generally light.

Sunday
16
Monday
17
Tuesday
18
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
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
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
E
10
1.4
E
10
1.2
E
10
1.2
E
10
1.2
E
9
1.1
E
9
1.1
E
9
1
E
9
1
E
9
1
E
9
0.9
E
9
0.9
E
9
0.9
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.7
E
8
0.7
E
8
0.8
E
8
0.8
ESE
8
0.7
E
8
0.8
ESE
7
Wave Graph
Metric surfscale
Energy kJ
240
371
273
262
240
203
198
160
157
157
127
125
122
96
96
96
96
94
69
68
86
85
57
53
Wind (km/h)
10
ENE
20
ESE
15
ESE
15
E
15
E
15
E
10
E
10
E
10
E
10
E
15
E
15
E
15
ESE
10
E
10
E
10
E
10
ESE
5
ENE
5
NE
10
E
10
E
15
E
10
ESE
10
ESE
Wind State
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
5:49AM1.42m
6:20PM1.41m
6:35AM1.32m
6:39PM1.43m
7:23AM1.21m
6:59PM1.43m
Low Tide
11:52PM0.62m
12:09PM0.44m
00:31AM0.55m
12:34PM0.58m
1:12AM0.51m
12:56PM0.72m
part cloud
light rain
light rain
rain showers
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
cloud
cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:54
4:56
4:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:25
6:24
6:22
 mm
1
1
1
1
Temp °C
25
25
25
25
25
25
25
25
25
24
24
25
25
26
25
25
25
25
25
25
26
26
26
25
Feels °C
27
26
26
26
25
26
26
27
27
26
25
26
26
28
27
28
28
29
28
28
28
28
29
28
  • 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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