Asakawa Surf Break

Lat Long: 33.63° N 134.38° E

Asakawa 48 hour detailed Surf Forecast

Issued: 2 am 09 Aug 2026 (local time)

Forecast update in  hr  min

Today's Asakawa sea temperature is
28.8° C
1.1° 

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


How big are the waves at Asakawa today (09 Aug):

  • Morning surf: Morning surf (09 Aug, local time) - 4ft (1.2m), 12s period with SSW swell.
  • Afternoon surf: Afternoon surf (09 Aug, local time) - 4ft (1.2m), 12s period with SSW swell.
  • Evening surf: Evening surf (09 Aug, local time) - 3.5ft (1.0m), 13s period with E swell.

The current surf forecast for Asakawa at 5AM is: 1.5m 12s primary swell from a South-southwest direction and 0.9m 13s secondary swell from a East-southeast direction (forecast issued at 02:00am August 09). The wind direction is predicted to be glassy and the swell rating is 3.

Time (JST) & DateWave HeightWave Period
Morning (09 Aug)4ft (1.2m)12s
Afternoon (09 Aug)4ft (1.2m)12s
Evening (09 Aug)3.5ft (1.0m)13s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Sun afternoon. Warm (max 30°C on Sun morning, min 23°C on Mon night). Wind will be generally light.

Sunday
9
Monday
10
Tuesday
11
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)
3
3
3
3
2
2
2
3
3
3
2
2
2
2
2
2
2
2
2
2
1
2
2
2
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)
1.4
SSW
11
1.5
SSW
11
1.5
SSW
12
1.2
SSW
12
1.2
SSW
12
1.2
SSW
12
1
E
13
1
E
13
1.1
S
11
1.1
S
11
1.1
S
11
1.1
S
10
1
S
10
1
S
10
1
S
10
1
S
10
1.1
S
10
1
S
11
1
S
11
1
S
10
1
S
10
1
S
10
1
SSW
10
1
SSW
10
Wave Graph
Metric surfscale
Energy kJ
447
521
593
384
384
378
324
339
289
277
267
242
194
190
194
194
260
233
233
212
212
212
222
231
Wind (km/h)
0
WNW
5
NW
0
NW
5
SE
10
SE
10
SSE
5
SSW
5
WSW
5
WNW
5
NNW
5
NW
5
NE
10
NE
5
NE
5
SW
10
N
10
N
10
N
10
N
15
NNE
15
NE
15
NE
15
NNE
15
NNW
Wind State
glassy
glassy
glassy
glassy
cross-on
on
cross-on
glassy
glassy
glassy
off
glassy
cross-off
glassy
glassy
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
off
High Tide
1:11AM1.52m
4:29PM1.55m
2:42AM1.58m
5:14PM1.67m
3:52AM1.69m
5:51PM1.75m
Low Tide
8:57AM0.31m
9:34PM1.16m
10:02AM0.17m
10:33PM1.05m
10:55AM0.05m
clear
part cloud
part cloud
part cloud
clear
part cloud
thunderstorm
cloud
cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:20
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:55
6:54
6:53
 mm
1
1
1
1
Temp °C
25
25
25
27
30
29
28
26
26
26
25
28
29
29
29
26
25
24
23
27
30
30
28
24
Feels °C
30
29
29
32
33
32
33
30
30
30
28
32
33
33
34
29
28
26
24
28
29
30
29
24
  • 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 Asakawa 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.


Nearest locationNearest