Asakawa Surf Break

Lat Long: 33.63° N 134.38° E

Asakawa 48 hour detailed Surf Forecast

Issued: 8 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Asakawa sea temperature is
28.2° C
0.5° 

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 (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 3ft (0.9m), 9s period with S swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 3ft (0.9m), 10s period with S swell.
  • Evening surf: Evening surf (21 Aug, local time) - 3ft (0.9m), 9s period with S swell.

The current surf forecast for Asakawa at 5PM is: 0.9m 9s primary swell from a South direction and 0.4m 11s secondary swell from a East-southeast direction (forecast issued at 08:00am August 21). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (21 Aug)3ft (0.9m)9s
Afternoon (21 Aug)3ft (0.9m)10s
Evening (21 Aug)3ft (0.9m)9s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Fri afternoon. Warm (max 30°C on Sat morning, min 25°C on Fri night). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
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
0
0
0
0
0
0
1
1
0
0
0
0
0
1
1
1
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)
0.9
S
9
0.9
S
9
0.9
S
10
0.9
S
10
0.9
S
9
0.9
S
9
0.8
SSW
9
0.8
SSW
9
0.8
SSW
9
0.8
SSW
9
0.7
SSW
9
0.7
SSW
9
0.7
SSW
9
0.6
SSW
8
0.6
SSW
8
0.6
SSW
8
0.6
SSW
8
0.6
SSW
8
0.6
S
8
0.4
SE
13
0.5
SE
13
0.6
SE
12
Wave Graph
Metric surfscale
Energy kJ
123
127
148
145
133
130
108
108
108
108
82
80
79
55
55
54
55
55
49
49
84
122
Wind (km/h)
5
WNW
5
SSE
10
SSE
10
S
10
SSW
5
SW
5
WSW
5
WSW
5
W
5
SSE
10
SSE
10
S
10
SSW
5
SW
5
WSW
5
W
5
W
5
SSE
10
SSE
15
S
10
SSW
10
SSW
Wind State
glassy
glassy
on
cross-on
cross-on
cross-on
cross
cross
glassy
glassy
on
cross-on
cross-on
cross
cross
cross-off
glassy
glassy
on
cross-on
cross-on
cross-on
High Tide
2:05PM1.21m
10:36PM1.39m
4:20PM1.32m
00:36AM1.34m
4:43PM1.42m
Low Tide
5:42AM0.66m
4:07PM1.20m
7:28AM0.66m
8:19PM1.26m
8:57AM0.58m
clear
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
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>
5:28
5:28
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:43
6:40
6:39
 mm
1
1
1
Temp °C
25
28
29
29
28
26
26
25
25
28
30
29
28
26
26
25
25
29
30
30
28
26
Feels °C
29
33
33
33
33
30
31
29
30
33
33
32
32
30
31
29
29
33
33
33
33
31
  • 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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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.


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