Asakawa Surf Break

Lat Long: 33.63° N 134.38° E

Asakawa 48 hour detailed Surf Forecast

Issued: 8 am 30 Aug 2026 (local time)

Forecast update in  hr  min

Today's Asakawa sea temperature is
29.1°C
1.5° 

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 (30 Aug):

  • Morning surf: Morning surf (30 Aug, local time) - 3.5ft (1.1m), 7s period with SW swell.
  • Afternoon surf: Afternoon surf (30 Aug, local time) - 2.5ft (0.8m), 7s period with SSW swell.
  • Evening surf: Evening surf (30 Aug, local time) - 2.5ft (0.7m), 7s period with SSW swell.

The current surf forecast for Asakawa at 3PM is: 0.8m 7s primary swell from a South-southwest direction and 0.4m 10s secondary swell from a Southeast direction, 0.1m 11s secondary swell from a Southwest direction (forecast issued at 08:00am August 30). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (30 Aug)3.5ft (1.1m)7s
Afternoon (30 Aug)2.5ft (0.8m)7s
Evening (30 Aug)2.5ft (0.7m)7s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Sun morning. Warm (max 31°C on Mon morning, min 25°C on Mon night). Wind will be generally light.

Sunday
30
Monday
31
Tuesday
1
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
1
1
1
1
1
0
0
0
0
0
0
1
0
0
0
0
1
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)
0.8
SSW
7
1.1
SW
7
1
SSW
7
0.8
SSW
7
0.7
SSW
7
0.7
SSW
7
0.9
SSW
7
0.8
SSW
7
0.6
S
8
0.6
S
9
0.6
S
8
0.6
S
8
0.5
S
9
0.4
SE
10
0.4
SE
10
0.6
S
9
0.4
ESE
14
0.4
ESE
13
0.4
ESE
13
0.7
S
7
0.9
SSE
7
0.9
SSE
7
Wave Graph
Metric surfscale
Energy kJ
71
126
114
71
55
55
76
56
50
54
51
51
38
32
31
54
62
59
57
54
89
91
Wind (km/h)
5
WNW
0
S
5
SSE
10
SSW
10
SW
10
W
5
W
5
WNW
5
WNW
5
S
15
S
15
S
10
SSW
10
SW
5
SW
5
WSW
5
WSW
5
SSE
10
SE
15
SSE
10
SSE
5
S
Wind State
cross-off
glassy
on
cross-on
cross-on
cross-off
cross-off
glassy
glassy
glassy
on
cross-on
cross-on
cross-on
cross
cross
glassy
on
on
on
on
glassy
High Tide
6:48AM1.84m
7:14PM1.82m
7:26AM1.80m
7:38PM1.81m
8:07AM1.73m
8:03PM1.78m
Low Tide
1:02PM0.31m
1:19AM0.40m
1:31PM0.43m
1:53AM0.35m
2:01PM0.58m
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
5:35
5:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:30
6:30
6:29
 mm
1
1
1
1
Temp °C
27
30
30
30
29
27
27
26
26
29
31
30
28
26
26
25
25
28
30
29
28
26
Feels °C
32
36
35
34
34
32
32
30
31
34
34
32
32
30
31
29
30
31
32
31
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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