Choshi Surf Break

Lat Long: 35.71° N 140.80° E

Choshi 48 hour detailed Surf Forecast

Issued: 2 am 12 Sep 2026 (local time)

Forecast update in  hr  min

Today's Choshi sea temperature is
25.4°C
0.6° 

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 (12 Sep):

  • Morning surf: Morning surf (12 Sep, local time) - 2.5ft (0.7m), 14s period with E swell.
  • Afternoon surf: Afternoon surf (12 Sep, local time) - 2.5ft (0.7m), 13s period with E swell.
  • Evening surf: Evening surf (12 Sep, local time) - 2.5ft (0.7m), 13s period with E swell.

The current surf forecast for Choshi at 7AM is: 0.7m 14s primary swell from a East direction and 0.3m 8s secondary swell from a South-southeast direction (forecast issued at 02:00am September 12). An open ocean swell of 0.6m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (12 Sep)2.5ft (0.7m)14s
Afternoon (12 Sep)2.5ft (0.7m)13s
Evening (12 Sep)2.5ft (0.7m)13s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Mon night. Warm (max 27°C on Mon morning, min 21°C on Sat morning). Wind will be generally light.

Saturday
12
Sunday
13
Monday
14
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)
1
1
1
1
1
2
0
0
0
1
1
1
2
1
0
0
0
1
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)
0.7
E
14
0.7
E
14
0.7
E
14
0.7
E
14
0.7
E
14
0.7
E
13
0.7
E
13
0.7
E
13
0.7
E
13
0.7
E
13
0.7
E
13
0.7
E
13
0.8
ESE
13
1
E
13
1
E
13
0.9
E
12
1
E
12
1
ESE
12
1
ESE
12
1.1
ESE
12
1.1
E
13
0.8
E
12
0.8
E
12
1.2
ESE
14
Wave Graph
Metric surfscale
Energy kJ
195
195
192
187
187
176
173
176
176
173
168
168
232
345
330
247
309
318
318
344
389
174
174
594
Wind (km/h)
15
NNE
15
NNE
15
NNE
20
NNE
15
NNE
15
NE
15
NE
20
NE
15
NNE
15
NNE
15
N
10
N
5
N
5
SE
10
S
15
S
15
SSW
15
SSW
20
SSW
25
SSW
25
S
25
S
25
SSW
15
SSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
glassy
on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
4:19AM1.51m
4:45PM1.45m
5:03AM1.47m
5:02PM1.48m
5:46AM1.41m
5:21PM1.50m
Low Tide
10:18PM0.61m
10:37AM0.43m
10:52PM0.49m
11:05AM0.54m
11:26PM0.40m
11:30AM0.66m
light rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:16
5:16
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:49
5:47
5:45
 mm
1
1
2
2
2
1
Temp °C
21
21
21
21
22
22
23
23
23
22
22
22
24
24
25
25
25
26
26
27
27
26
26
26
Feels °C
22
22
22
21
23
24
24
24
25
24
24
25
28
28
28
28
28
29
28
28
27
26
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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