Asakawa Surf Break

Asakawa 48 hour detailed Surf Forecast

Lat Long: 33.63° N 134.38° E

Issued: 8 pm 19 Jun 2026 (local time)

Forecast update in  hr  min

Today's Asakawa sea temperature is
23.1° C

Slightly cooler than normal

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 (20 Jun):

  • Morning surf: Morning surf (20 Jun, local time) - 1.5ft (0.4m), 10s period with SE swell.
  • Afternoon surf: Afternoon surf (20 Jun, local time) - 3.5ft (1.0m), 6s period with SSW swell.
  • Evening surf: Evening surf (20 Jun, local time) - 5ft (1.6m), 7s period with SSW swell.

The current surf forecast for Asakawa at 12AM is: 0.8m 6s primary swell from a South-southwest direction and 0.4m 10s secondary swell from a Southeast direction, 0.1m 14s secondary swell from a Southeast direction (forecast issued at 08:00pm June 19). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (20 Jun)1.5ft (0.4m)10s
Afternoon (20 Jun)3.5ft (1.0m)6s
Evening (20 Jun)5ft (1.6m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 10mm), heaviest on Sat afternoon. Warm (max 28°C on Sun morning, min 21°C on Sun night). Wind will be generally light.

Fri
19
Saturday
20
Sunday
21
Monday
22
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
Rating
(10 max)
0
0
1
0
0
0
0
0
0
0
0
0
2
1
1
2
1
2
1
1
1
1
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)
0.6
SSW
7
0.4
SE
10
0.8
SSW
6
1
SW
6
0.4
SE
10
0.4
SE
10
0.4
SE
10
1
SSW
6
1.5
SSW
6
1.6
SSW
7
1.7
SSW
7
1.7
SSW
7
2.1
SW
8
1.4
SSW
8
1.5
SSW
8
1.5
SSW
7
1.4
SSW
7
2
SW
7
0.9
SSW
7
0.8
SSW
7
0.7
SSW
7
0.5
SE
10
0.5
SE
10
0.6
SE
10
Wave Graph
Metric surfscale
Energy kJ
30
34
41
73
35
35
34
64
134
209
294
294
505
245
240
234
196
379
82
51
47
48
48
63
Wind (km/h)
5
SSW
10
WSW
10
WSW
5
WSW
5
NNW
5
SE
10
SSW
20
SSW
20
SSW
20
SSW
20
SW
15
SW
10
WSW
10
SW
10
SW
5
SSW
10
NE
5
NW
5
NW
10
NW
5
WNW
5
SSE
10
SE
5
E
Wind State
cross-on
cross
cross-off
cross
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
glassy
cross-off
off
cross-off
cross-off
cross-off
glassy
cross-on
glassy
High Tide
9:57PM1.65m
9:06AM1.59m
10:40PM1.61m
10:10AM1.45m
11:24PM1.57m
11:28AM1.34m
Low Tide
3:04PM0.19m
3:33AM0.92m
3:50PM0.37m
4:35AM0.87m
4:37PM0.57m
5:42AM0.81m
part cloud
light rain
part cloud
light rain
cloud
cloud
light rain
cloud
light rain
light rain
cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:52
4:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:15
7:15
7:15
7:15
 mm
2
1
1
3
1
1
Temp °C
25
24
23
23
23
24
25
25
24
25
25
24
24
26
28
28
26
23
21
21
22
25
25
24
Feels °C
29
28
26
26
27
29
29
26
25
27
27
26
27
29
31
32
29
26
22
21
23
27
27
27
Swell 1
Height (m)
Direction
Period (s)
0.6
SSW
7
0.6
S
6
0.4
SE
10
0.7
SSW
6
0.5
SSW
6
0.5
S
6
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
1.5
SSW
8
0.4
SE
9
0.4
SE
9
0.3
SE
11
0.3
SE
11
1.2
SSW
7
0.9
SSW
7
0.8
SSW
7
0.7
SSW
7
0.6
SSW
6
0.6
SSW
6
0.5
S
6
Energy kJ
30
27
35
33
20
16
34
34
24
33
33
32
256
31
22
19
18
136
82
51
47
33
30
18
Swell 2
Height (m)
Direction
Period (s)
0.4
SSE
5
0.4
SE
10
0.1
SE
14
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.1
SE
13
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.4
SE
9
0.3
SE
11
0.3
SE
11
0.3
SE
9
0.3
SE
9
0.3
SE
11
0.4
SE
9
0.4
SE
9
0.4
SE
10
0.5
SE
10
0.5
SE
10
0.6
SE
10
Energy kJ
10
34
7
35
35
35
7
6
6
6
6
6
22
20
20
12
12
18
29
31
34
48
48
63
Swell 3
Height (m)
Direction
Period (s)
0.4
SE
10
0.1
SE
14
0.1
S
8
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
S
8
0.1
S
7
0.2
SSE
12
0.1
E
18
0.1
E
18
0.1
E
18
0.1
E
18
0.3
SE
9
0.3
SE
11
0.2
NNE
4
0.1
NE
4
0.1
S
13
0.1
S
13
0.1
S
12
Energy kJ
24
7
1
7
7
7
1
1
14
6
6
6
6
12
19
1
1
4
3
3
Wind waves
Height (m)
Direction
Period (s)
0.8
SSW
6
1
SW
6
0.5
S
6
1
SSW
6
1.5
SSW
6
1.6
SSW
7
1.7
SSW
7
1.7
SSW
7
2.1
SW
8
1.4
SSW
8
1.5
SSW
8
1.5
SSW
7
1.4
SSW
7
2
SW
7
0.5
N
3
0.6
N
4
0.4
NNE
4
0.2
NNE
3
0.2
NNE
3
Energy kJ
41
73
16
64
134
209
294
294
505
245
240
234
196
379
4
10
4
1
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
2
2
2
3
2
2
2
1
2
1
1
1
1
1
1
Distance (km)
14
2
0
2
1
1
369
339
369
30
19
19
2
2
2
0
0
0
0
0
0
0
43
0
Best forecast wave conditions in Shikoku
Rating
(10 max)
1
1
1
1
1
1
2
2
3
3
2
2
2
2
3
1
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
1
1
1
1
1
2
2
3
3
2
2
2
2
4
1
1
1
1
1
1
Header Global
Rating
(10 max)
6
4
4
4
4
4
5
5
5
5
5
5
8
9
9
9
8
7
7
7
7
6
6
5
  • 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
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