Asakawa Surf Break

Lat Long: 33.63° N 134.38° E

Asakawa 48 hour detailed Surf Forecast

Issued: 2 am 11 Aug 2026 (local time)

Forecast update in  hr  min

Today's Asakawa sea temperature is
28.6° C
0.9° 

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 (11 Aug):

  • Morning surf: Morning surf (11 Aug, local time) - 3.5ft (1.0m), 10s period with S swell.
  • Afternoon surf: Afternoon surf (11 Aug, local time) - 3ft (0.9m), 10s period with SSW swell.
  • Evening surf: Evening surf (11 Aug, local time) - 3ft (0.9m), 10s period with SSW swell.

The current surf forecast for Asakawa at 7AM is: 1.0m 11s primary swell from a South direction and 0.5m 11s secondary swell from a East direction (forecast issued at 02:00am August 11). An open ocean swell of 0.7m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (JST) & DateWave HeightWave Period
Morning (11 Aug)3.5ft (1.0m)10s
Afternoon (11 Aug)3ft (0.9m)10s
Evening (11 Aug)3ft (0.9m)10s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Thu morning. Warm (max 30°C on Tue afternoon, min 22°C on Tue night). Wind will be generally light.

Tuesday
11
Wednesday
12
Thursday
13
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)
2
2
2
2
1
0
1
1
1
1
1
1
0
0
0
1
1
1
0
0
0
0
0
1
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)
1.1
S
10
1
S
11
1
S
11
1
S
10
1
S
10
0.9
SSW
10
0.9
SSW
10
0.9
SSW
10
0.9
SSW
10
0.9
SSW
10
0.9
SSW
10
0.7
SSW
10
0.7
S
10
0.7
S
10
0.7
S
9
0.7
S
10
0.7
S
9
0.6
S
10
0.8
SSW
9
0.7
SSW
9
0.7
SSW
9
0.7
SSW
9
0.7
SSW
9
0.7
S
9
Wave Graph
Metric surfscale
Energy kJ
260
238
233
216
212
173
173
173
173
177
177
92
89
87
83
92
83
70
115
88
86
86
86
79
Wind (km/h)
15
N
15
N
15
N
15
NNE
15
NNE
15
NNE
10
N
10
NNW
10
NNW
10
WNW
5
N
5
SE
10
SSE
10
SE
5
SE
0
WNW
0
NNW
5
NE
10
ENE
10
ESE
5
SE
10
SSE
10
S
5
SSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
glassy
glassy
on
cross-on
on
glassy
glassy
cross-off
cross
cross-on
on
on
on
glassy
High Tide
3:52AM1.69m
5:51PM1.75m
4:49AM1.80m
6:24PM1.81m
5:39AM1.88m
6:54PM1.83m
Low Tide
10:33PM1.05m
10:55AM0.05m
11:18PM0.92m
11:39AM-0.00m
11:58PM0.78m
12:20PM0.01m
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
cloud
part cloud
part cloud
part cloud
part cloud
rain showers
rain showers
clear
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:53
6:52
6:52
 mm
1
1
1
1
4
2
1
1
Temp °C
25
24
23
27
29
30
27
24
22
24
25
26
27
26
25
24
24
24
24
25
26
28
26
25
Feels °C
27
25
24
28
28
29
28
25
23
25
27
29
29
28
29
28
28
27
27
28
30
30
29
29
  • 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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