Choshi Surf Break

Lat Long: 35.71° N 140.80° E

Choshi 48 hour detailed Surf Forecast

Issued: 8 am 15 Sep 2026 (local time)

Forecast update in  hr  min

Today's Choshi sea temperature is
22.9°C
2.8° 

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 (15 Sep):

  • Morning surf: Morning surf (15 Sep, local time) - 4.5ft (1.3m), 14s period with ESE swell.
  • Afternoon surf: Afternoon surf (15 Sep, local time) - 4.5ft (1.3m), 14s period with ESE swell.
  • Evening surf: Evening surf (15 Sep, local time) - 4ft (1.2m), 14s period with ESE swell.

The current surf forecast for Choshi at 2PM is: 1.3m 14s primary swell from a East-southeast direction and 0.2m 10s secondary swell from a East-northeast direction, 1.2m 7s secondary swell from a South-southeast direction (forecast issued at 08:00am September 15). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (15 Sep)4.5ft (1.3m)14s
Afternoon (15 Sep)4.5ft (1.3m)14s
Evening (15 Sep)4ft (1.2m)14s

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


Short Range Forecast

Heavy rain (total 64mm), heaviest during Tue afternoon. Warm (max 25°C on Tue morning, min 19°C on Wed night). Winds increasing (light winds from the N on Tue afternoon, strong winds from the NNE by Thu morning).

Tuesday
15
Wednesday
16
Thursday
17
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
1
1
3
3
2
2
2
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)
1.3
ESE
14
1.3
ESE
14
1.3
ESE
14
1.3
ESE
14
1.2
ESE
14
1.2
ESE
14
1.2
ESE
13
1.2
ESE
13
1
ESE
13
1
ESE
13
0.9
ESE
13
1.5
ENE
6
1.6
ENE
6
1.7
ENE
6
1.8
ENE
7
0.6
E
12
0.6
E
12
0.6
E
12
0.2
SSE
9
2.2
ENE
8
2.2
ENE
8
0.4
E
12
Wave Graph
Metric surfscale
Energy kJ
612
678
651
687
542
490
475
468
372
367
294
170
196
245
282
102
104
99
8
650
650
45
Wind (km/h)
30
SSW
20
SSW
20
SSW
15
WSW
10
N
20
NNE
20
NNE
20
NNE
25
NNE
30
NE
30
NE
30
NE
35
NE
30
NE
30
NE
40
NNE
45
NNE
45
NNE
45
NNE
40
NNE
40
NNE
40
NNE
Wind State
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
6:28AM1.33m
5:40PM1.51m
7:12AM1.24m
6:00PM1.49m
8:03AM1.15m
6:22PM1.46m
Low Tide
11:54AM0.77m
00:35AM0.36m
12:14PM0.88m
1:12AM0.39m
12:30PM0.96m
thunderstorm
light rain
thunderstorm
mod rain
thunderstorm
light rain
light rain
light rain
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:18
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:44
5:42
 mm
1
5
5
6
2
1
3
5
6
4
2
3
5
3
5
3
4
2
Temp °C
24
23
25
23
23
22
22
22
22
22
21
21
21
21
22
20
19
19
19
20
19
19
Feels °C
23
23
27
25
26
22
22
23
21
21
19
19
18
19
21
15
13
13
13
14
12
13
  • 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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