Surf Break

Lat Long: 33.63° N 134.38° E

Asakawa 48 hour detailed Surf Forecast

Issued: 2 am 30 Sep 2026 (local time)

Forecast update in  hr  min

Today's Asakawa sea temperature is
27.1°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 Sep):

  • Morning surf: Morning surf (30 Sep, local time) - 4ft (1.2m), 10s period with S swell.
  • Afternoon surf: Afternoon surf (30 Sep, local time) - 3.5ft (1.1m), 9s period with SSE swell.
  • Evening surf: Evening surf (30 Sep, local time) - 3ft (0.9m), 8s period with SSE swell.

The current surf forecast for Asakawa at 9AM is: 1.2m 10s primary swell from a South direction and 0.3m 7s secondary swell from a East-southeast direction (forecast issued at 02:00am September 30). An open ocean swell of 0.7m 4s 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 (30 Sep)4ft (1.2m)10s
Afternoon (30 Sep)3.5ft (1.1m)9s
Evening (30 Sep)3ft (0.9m)8s

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


Short Range Forecast

Mostly dry. Warm (max 26°C on Wed morning, min 16°C on Fri night). Wind will be generally light.

Wednesday
30
Thursday
1
Friday
2
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
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
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)
1.6
S
11
1.4
S
10
1.3
S
10
1.2
S
10
1.1
SSE
9
1.1
SSE
9
1
SSE
9
0.9
SSE
8
0.9
SSE
8
0.9
SE
8
0.8
SE
8
0.8
SE
8
0.9
SE
8
0.8
ESE
8
0.7
SE
7
0.6
SE
7
0.5
SE
7
0.4
SE
8
0.5
SE
7
0.5
SE
8
0.5
SE
8
0.5
SE
8
0.4
SE
8
0.5
SE
8
Wave Graph
Metric surfscale
Energy kJ
599
400
327
267
216
188
147
120
114
88
69
82
84
72
54
39
23
24
25
31
29
29
15
30
Wind (km/h)
10
N
15
NNE
15
N
10
NNE
15
NE
10
NE
5
NNE
5
WNW
5
W
5
NW
5
NNW
0
ESE
5
SE
5
SE
5
WSW
10
WNW
10
NNW
10
N
15
N
15
NNE
20
NNE
20
NNE
20
N
20
N
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
glassy
glassy
off
glassy
cross-on
on
glassy
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
8:02AM1.75m
7:24PM1.80m
8:52AM1.62m
7:54PM1.73m
9:56AM1.48m
8:29PM1.63m
Low Tide
1:29AM0.12m
1:38PM0.77m
2:09AM0.15m
2:12PM0.92m
2:57AM0.24m
2:51PM1.08m
light rain
light rain
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
5:54
—
—
—
—
—
—
—
5:56
—
—
—
—
—
—
—
5:56
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
5:49
—
—
—
—
—
—
—
5:47
—
—
—
—
—
—
—
5:45
—
—
 mm
2
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
20
20
20
23
26
26
23
23
22
21
21
24
26
26
23
22
21
20
19
22
24
24
21
18
Feels °C
21
20
20
24
26
27
25
25
24
23
22
26
27
28
26
23
22
20
19
20
21
21
19
15
  • 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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