Asakawa Surf Break

Asakawa 48 hour detailed Surf Forecast

Lat Long: 33.63° N 134.38° E

Issued: 2 pm 18 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 (18 Jun):

  • Afternoon surf: Afternoon surf (18 Jun, local time) - 3.5ft (1.1m), 8s period with SSW swell.
  • Evening surf: Evening surf (18 Jun, local time) - 2ft (0.6m), 5s period with S swell.

The current surf forecast for Asakawa at 9PM is: 0.4m 7s primary swell from a South-southwest direction and 0.6m 5s secondary swell from a South direction (forecast issued at 02:00pm June 18). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (18 Jun)--
Afternoon (18 Jun)3.5ft (1.1m)8s
Evening (18 Jun)2ft (0.6m)5s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 28mm), heaviest during Fri night. Warm (max 28°C on Sun morning, min 23°C on Thu night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sun
21
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
12 AM
3 AM
6 AM
9 AM
Rating
(10 max)
0
0
0
0
0
1
1
1
0
0
0
1
0
0
0
0
0
0
0
0
0
1
2
1
Swell
Height Map
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)
0.9
SSW
8
1.1
SSW
8
1
SSW
7
0.6
S
5
0.5
S
6
0.7
SSW
7
0.8
SSW
7
0.8
SSW
7
0.8
SSW
7
0.7
SSW
7
0.4
SE
10
0.9
SSW
7
1.3
SW
7
0.4
SE
10
0.4
SE
10
0.4
SE
10
1.3
SSW
5
1.9
SSW
6
2.4
SSW
7
2.1
SSW
7
1.8
SSW
8
1.7
SSW
8
1.6
SSW
8
1.6
SSW
8
Wave Graph
Metric surfscale
Energy kJ
99
128
104
21
21
48
62
67
63
45
33
83
140
35
35
35
95
258
515
478
444
390
315
315
Wind (km/h)
10
SSW
15
SSW
15
SSW
10
WSW
5
NW
5
N
5
N
5
SSE
10
S
10
SSW
10
SSW
10
WSW
10
WSW
5
W
5
SW
10
SSW
15
SSW
20
SW
20
SSW
20
SW
20
SW
10
WSW
5
W
5
SW
Wind State
cross-on
cross-on
cross-on
cross
glassy
off
glassy
glassy
on
cross-on
cross-on
cross-off
cross
glassy
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross
High Tide
9:13PM1.70m
8:10AM1.71m
9:57PM1.65m
9:06AM1.59m
10:40PM1.61m
Low Tide
2:38AM0.95m
3:04PM0.19m
3:33AM0.92m
3:50PM0.37m
4:35AM0.87m
part cloud
part cloud
clear
clear
clear
part cloud
clear
part cloud
cloud
thunderstorm
thunderstorm
cloud
light rain
mod rain
light rain
light rain
thunderstorm
light rain
light rain
thunderstorm
thunderstorm
clear
part cloud
part cloud
<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>
7:14
7:15
7:15
7:15
 mm
1
1
1
7
4
1
1
2
3
5
2
Temp °C
25
26
25
23
23
23
23
26
26
26
25
24
23
23
23
24
25
25
25
25
24
24
24
26
Feels °C
28
28
27
25
26
26
26
30
29
29
28
27
26
27
27
27
27
26
26
26
26
27
28
29
Swell 1
Height (m)
Direction
Period (s)
0.9
SSW
8
0.4
ESE
6
0.4
SE
6
0.6
S
5
0.5
S
6
0.7
SSW
7
0.8
SSW
7
0.8
SSW
7
0.8
SSW
7
0.4
SE
10
0.5
SW
6
0.4
SE
10
0.8
SSW
7
0.5
SSW
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
0.4
SE
10
0.4
SE
10
0.4
SE
9
0.4
SE
9
Energy kJ
99
13
10
18
16
48
62
67
63
23
21
25
56
20
35
35
34
34
24
34
24
32
31
22
Swell 2
Height (m)
Direction
Period (s)
0.6
ESE
6
0.3
SE
10
0.3
SE
10
0.4
SSW
7
0.4
SSW
7
0.4
SE
6
0.3
SE
11
0.2
ESE
11
0.3
SE
9
0.1
SE
15
0.4
SE
5
0.1
S
8
0.4
SE
10
0.4
SE
10
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.2
SSE
12
0.3
SE
11
Energy kJ
23
15
15
21
21
10
18
12
14
8
6
1
35
35
7
7
7
6
6
6
6
6
14
20
Swell 3
Height (m)
Direction
Period (s)
0.3
SE
10
0.1
E
12
0.1
E
12
0.4
SE
6
0.4
SE
7
0.3
SE
10
0.2
ESE
6
0.3
SE
9
0.2
ESE
11
0.1
S
8
0.4
SE
10
0.1
SE
14
0.1
SE
14
0.1
SE
13
0.1
S
8
0.1
S
8
0.1
E
18
0.1
E
18
Energy kJ
15
3
3
10
11
16
4
14
12
1
33
7
7
7
1
1
6
6
Wind waves
Height (m)
Direction
Period (s)
0.3
SW
2
1.1
SSW
8
1
SSW
7
0.7
SSW
7
0.3
SW
2
0.9
SSW
7
1.3
SW
7
0.5
SSW
6
0.5
S
5
1.3
SSW
5
1.9
SSW
6
2.4
SSW
7
2.1
SSW
7
1.8
SSW
8
1.7
SSW
8
1.6
SSW
8
1.6
SSW
8
Energy kJ
1
128
104
45
1
83
140
17
13
95
258
515
478
444
390
315
315
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
2
2
2
2
Distance (km)
14
14
14
14
6
0
0
0
19
19
30
0
2
1
2
19
14
369
369
581
19
2
0
2
Best forecast wave conditions in Shikoku
Rating
(10 max)
2
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
2
3
4
3
Best forecast wave conditions in Japan
Rating
(10 max)
4
2
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
2
3
4
3
Header Global
Rating
(10 max)
5
9
9
9
5
5
5
5
6
6
6
6
7
4
4
4
4
4
5
5
9
9
4
9
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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