Asakawa surfForecast / Shikoku / Japan

information circle48hr Weather and Surf, issued 2 am Monday 01 Jun 2026 JST
Forecast update in hr  min  s Forecast update imminent
Asakawa surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Asakawa sea temperature is
22.5° C
(Which is normal for this time of year)

How big are the waves at Asakawa today (01 Jun):

  • Morning surf: Morning surf (01 Jun, local time) - 4.5ft (1.3m), 13s period with S swell.
  • Afternoon surf: Afternoon surf (01 Jun, local time) - 5.5ft (1.7m), 14s period with S swell.
  • Evening surf: Evening surf (01 Jun, local time) - 6.5ft (2.0m), 14s period with S swell.

The current surf forecast for Asakawa at 6AM is: 1.1m 14s primary swell from a South direction and 1.0m 6s secondary swell from a South-southeast direction (forecast issued at 02:00am June 01). The wind direction is predicted to be glassy and the swell rating is 3.

Time (JST) & DateWave HeightWave Period
Morning (01 Jun)4.5ft (1.3m)13s
Afternoon (01 Jun)5.5ft (1.7m)14s
Evening (01 Jun)6.5ft (2.0m)14s

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 272mm), heaviest during Tue night. Warm (max 27°C on Wed afternoon, min 20°C on Tue night). Mainly near gales.

Monday
1
Tuesday
2
Wednesday
3
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)
1
1
3
2
1
2
3
4
3
4
3
0
0
0
0
1
2
6
6
5
5
4
3
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.1
S
11
0.8
S
14
1.1
S
14
1.3
S
13
1.8
S
14
1.7
S
14
1.6
S
14
2
S
14
2.1
S
14
2.2
S
14
2.1
S
13
1.7
SSW
13
1.6
SSW
13
1.6
SSW
13
1.7
SSW
14
3.5
SE
8
4.5
ESE
9
5.5
SE
11
4.5
SSW
14
4
SSW
14
3
SSW
13
1.9
SSW
12
1.3
ESE
10
1.1
SSW
10
Wave Graph
Metric surfscale
Energy kJ
305
264
474
569
1161
1081
947
1594
1779
1875
1533
983
838
825
1038
1756
3070
6939
9095
5664
2682
934
291
227
Wind (km/h)
15
SSW
10
SSW
5
SSW
10
SSE
10
SSE
10
SSE
5
S
5
S
10
SSW
5
SSE
5
SE
20
SE
20
ESE
25
ESE
25
E
30
ENE
35
NE
45
NNE
50
N
40
N
20
NNW
5
N
0
S
10
NNW
cross-on
cross-on
glassy
on
on
on
cross-on
glassy
cross-on
glassy
on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
off
off
off
glassy
glassy
off
High Tide
5:28AM1.69m
7:15PM1.65m
6:00AM1.68m
7:51PM1.62m
6:34AM1.67m
8:29PM1.59m
Low Tide
00:00AM0.97m
12:22PM0.16m
00:33AM0.98m
12:57PM0.18m
1:07AM1.00m
1:32PM0.21m
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
cloud
light rain
light rain
light rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
rain showers
clear
part cloud
clear
clear
<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>
7:07
7:07
7:07
1
2
4
11
21
24
24
39
66
62
14
4
Temp °C
21
20
21
23
24
23
21
21
21
21
21
21
22
22
22
21
21
20
21
22
25
27
26
22
22
22
23
24
25
24
23
23
23
24
24
21
22
22
21
19
18
15
14
17
24
30
30
24
Swell 1
Height (m)
Direction
Period (s)
1.1
S
11
1.3
SSE
7
1.1
S
14
1.3
S
13
1.8
S
14
1.7
S
14
1.6
S
14
2
S
14
2.1
S
14
2.2
S
14
2.1
S
13
1.7
SSW
13
1.6
SSW
13
1.6
SSW
13
1.7
SSW
14
1.9
SSW
14
2.5
SSW
15
4
SSW
15
4.5
SSW
14
4
SSW
14
3
SSW
13
1.9
SE
10
1.3
ESE
10
1.1
SSE
9
Energy kJ
305
149
474
569
1161
1081
947
1594
1779
1875
1533
983
838
825
1038
1484
2843
6939
9095
5664
2682
738
290
193
Swell 2
Height (m)
Direction
Period (s)
0.7
S
15
1
S
11
1
SSE
6
0.8
SSW
16
0.3
ESE
10
0.5
SE
5
0.8
SSW
17
0.4
ESE
11
0.4
ESE
11
0.4
ESE
10
0.4
ESE
10
0.1
E
16
1.2
SSE
12
4.5
SE
11
3.5
SE
11
2.5
SE
11
1.9
SSW
12
1.2
S
10
1.1
SSW
10
Energy kJ
224
235
82
346
19
12
386
45
45
42
41
5
380
5296
2679
1547
934
284
227
Swell 3
Height (m)
Direction
Period (s)
0.3
ESE
10
0.8
S
14
1
S
11
0.8
SSE
6
0.3
SE
11
0.3
ESE
10
0.6
SE
4
0.4
ESE
11
0.3
ESE
10
0.3
ESE
10
1.4
NNE
7
1.1
SSW
11
0.7
ESE
10
Energy kJ
20
264
235
43
19
19
13
46
19
18
180
291
102
Wind waves
Height (m)
Direction
Period (s)
1.4
SSE
7
0.6
SE
5
0.8
SE
5
1.6
SE
6
2.1
SE
6
2.3
SE
7
2.5
SE
7
3.5
SE
8
4.5
ESE
9
5.5
SE
11
1.9
NNE
6
1.8
N
6
1.4
NNE
7
0.7
NE
7
0.4
NE
6
0.6
NNE
4
Energy kJ
166
20
30
181
363
471
795
1756
3070
6873
217
216
163
44
8
10
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
3
3
4
4
4
4
4
4
4
4
2
4
2
1
5
4
4
5
4
3
2
Distance (km)
11
11
0
11
19
19
6
0
11
0
19
369
369
581
369
475
473
285
285
57
0
0
0
0
Best forecast wave conditions in Shikoku
Rating
(10 max)
3
3
3
4
3
4
4
4
4
4
4
4
5
4
3
3
Best forecast wave conditions in Japan
Rating
(10 max)
3
3
3
4
3
4
4
4
4
4
4
4
4
2
4
2
2
9
6
4
5
4
3
3
Header Global
Rating
(10 max)
6
5
5
5
5
5
5
4
5
5
5
8
5
4
6
4
5
4
5
5
5
4
4
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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