Asakawa Surf Break

Lat Long: 33.63° N 134.38° E

Asakawa 48 hour detailed Surf Forecast

Issued: 2 pm 17 Aug 2026 (local time)

Forecast update in  hr  min

Today's Asakawa sea temperature is
28.4° C
0.7° 

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 (17 Aug):

  • Afternoon surf: Afternoon surf (17 Aug, local time) - 2.5ft (0.8m), 5s period with SE swell.
  • Evening surf: Evening surf (17 Aug, local time) - 1.5ft (0.4m), 11s period with SE swell.

The current surf forecast for Asakawa at 7PM is: 0.4m 11s primary swell from a Southeast direction and 0.8m 5s secondary swell from a Southeast direction, 0.4m 8s secondary swell from a South-southwest direction (forecast issued at 02:00pm August 17). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (17 Aug)--
Afternoon (17 Aug)2.5ft (0.8m)5s
Evening (17 Aug)1.5ft (0.4m)11s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Tue morning. Warm (max 29°C on Mon afternoon, min 25°C on Mon night). Wind will be generally light.

Mon
17
Tuesday
18
Wednesday
19
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
1
1
1
1
0
0
0
0
0
1
0
1
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)
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.9
ESE
5
1.1
SE
5
0.9
SE
5
0.8
SE
5
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.7
ESE
8
0.7
ESE
8
0.7
ESE
8
0.7
ESE
8
0.4
SE
10
0.4
SE
10
Wave Graph
Metric surfscale
Energy kJ
42
30
30
30
30
30
30
42
60
38
30
30
27
26
58
56
54
51
26
25
Wind (km/h)
15
SE
10
SSE
5
SSE
5
SSE
5
SE
5
SSE
5
ESE
10
SE
10
SSE
10
SSE
10
SSE
5
SSE
5
SE
5
SE
5
SE
10
SE
10
SE
10
SSE
10
S
5
S
Wind State
on
on
on
glassy
glassy
glassy
glassy
on
on
on
on
on
glassy
glassy
glassy
on
on
on
on
glassy
High Tide
8:38PM1.72m
9:14AM1.51m
9:01PM1.65m
10:05AM1.37m
Low Tide
2:29PM0.58m
3:02AM0.48m
2:55PM0.76m
3:42AM0.53m
3:19PM0.92m
rain showers
rain showers
clear
part cloud
rain showers
rain showers
rain showers
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:26
5:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:46
6:45
6:45
 mm
1
1
1
1
1
1
2
1
1
1
1
Temp °C
28
29
27
25
25
26
25
26
27
28
27
26
26
26
25
27
28
28
27
26
Feels °C
31
32
31
29
29
31
30
30
31
32
31
31
31
31
30
31
32
32
31
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 

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