Shichirigahama Surf Break

Lat Long: 35.30° N 139.51° E

Shichirigahama 48 hour detailed Surf Forecast

Issued: 8 am 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Shichirigahama sea temperature is
27.2° C
0.3° 

Shichirigahama surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Shichirigahama today (18 Aug):

  • Morning surf: Morning surf (18 Aug, local time) - 0.5ft (0.2m), 8s period with SSW swell.
  • Afternoon surf: Afternoon surf (18 Aug, local time) - 1ft (0.3m), 8s period with SSW swell.
  • Evening surf: Evening surf (18 Aug, local time) - 1.5ft (0.4m), 6s period with SE swell.

The current surf forecast for Shichirigahama at 4PM is: 0.3m 8s primary swell from a South-southwest direction and 0.2m 8s secondary swell from a South-southwest direction, 0.1m 10s secondary swell from a Southeast direction, 0.3m 6s secondary swell from a South-southeast direction (forecast issued at 08:00am August 18). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (18 Aug)0.5ft (0.2m)8s
Afternoon (18 Aug)1ft (0.3m)8s
Evening (18 Aug)1.5ft (0.4m)6s

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


Short Range Forecast

Mostly dry. Warm (max 28°C on Wed afternoon, min 25°C on Tue night). Wind will be generally light.

Tuesday
18
Wednesday
19
Thursday
20
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
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)
0.2
SSW
8
0.2
SSW
8
0.2
SSW
8
0.3
SSW
8
0.3
SE
6
0.4
SE
6
0.4
SE
6
0.4
SE
6
0.4
SE
6
0.3
SE
6
0.2
SSE
6
0.3
SSE
6
0.2
SSE
6
0.4
SE
6
0.2
SSE
6
0.2
SSE
6
0.2
SSE
6
0.2
SSE
6
0.2
SSE
6
0.2
SSW
9
0.2
SSW
9
0.2
SSW
8
Wave Graph
Metric surfscale
Energy kJ
6
6
6
12
7
10
10
10
10
6
4
7
4
9
4
4
4
4
4
8
8
7
Wind (km/h)
5
ENE
5
ESE
10
S
15
S
15
S
10
SSE
10
SE
5
ESE
5
ENE
5
ENE
5
SSE
15
S
15
SSW
10
SSE
5
SSE
5
SSW
5
ESE
5
SE
10
S
15
S
15
S
15
S
Wind State
cross-off
glassy
cross-on
on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-on
on
on
cross-on
cross-on
glassy
glassy
glassy
on
on
on
on
High Tide
7:52AM1.34m
7:45PM1.54m
8:48AM1.21m
8:14PM1.50m
10:09AM1.09m
8:44PM1.45m
Low Tide
1:24PM0.69m
2:29AM0.47m
1:44PM0.84m
3:29AM0.49m
1:48PM0.98m
rain showers
part cloud
clear
clear
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:01
5:03
5:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:28
6:27
6:25
 mm
1
Temp °C
25
26
27
27
27
26
26
25
25
26
27
28
27
26
25
25
25
26
27
27
27
26
Feels °C
28
30
29
28
29
29
29
29
29
29
29
29
29
29
28
29
29
30
29
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 

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