Hashikui Bay surfForecast / Shikoku / Japan

information circle48hr Weather and Surf, issued 2 am Tuesday 19 May 2026 JST
Forecast update in hr  min  s Forecast update imminent
Hashikui Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hashikui Bay sea temperature is
21.3° C
(Which is normal for this time of year)

How big are the waves at Hashikui Bay today?

The current surf forecast for Hashikui Bay at 6AM is: 0.4m 10s primary swell from a Southeast direction and 0.4m 7s secondary swell from a Southeast direction (forecast issued at 02:00am May 19). The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (19 May)2ft (0.6m)11s
Afternoon (19 May)2ft (0.6m)11s
Evening (19 May)2ft (0.6m)11s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 35mm), heaviest during Wed morning. Warm (max 24°C on Thu afternoon, min 20°C on Tue night). Wind will be generally light.

Tuesday
19
Wednesday
20
Thursday
21
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)
0
0
0
1
0
0
1
1
1
1
1
1
1
1
1
1
1
1
2
1
2
2
2
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
10
0.6
SE
10
0.6
SE
10
0.6
SE
10
0.6
SE
10
1.2
S
6
1.4
S
7
1.7
S
7
2.4
SSW
7
2
SSW
7
1.9
SSW
8
2.1
SSW
8
Wave Graph
Metric surfscale
Energy kJ
28
28
28
71
71
72
72
92
92
92
90
90
89
84
82
80
79
109
167
262
570
426
411
536
Wind (km/h)
10
SW
10
SW
10
WSW
10
S
20
S
20
S
15
S
10
SW
10
SW
10
SW
5
SW
0
NNE
5
SSW
5
SSW
10
SSW
5
SSW
10
SSW
15
SSW
15
SW
25
SSW
30
SW
15
SW
0
NE
5
N
off
off
off
cross-off
cross-off
cross-off
cross-off
off
off
off
glassy
glassy
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
off
glassy
cross-on
High Tide
6:19AM1.74m
8:10PM1.63m
6:55AM1.69m
8:56PM1.57m
7:34AM1.61m
Low Tide
00:49AM0.90m
1:16PM0.01m
1:26AM0.95m
1:57PM0.10m
2:09AM1.00m
2:42PM0.22m
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
mod rain
mod rain
mod rain
light rain
part cloud
part cloud
cloud
cloud
light rain
light rain
thunderstorm
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:58
4:58
4:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:58
6:58
6:59
10
6
8
1
1
3
1
2
1
Temp °C
19
18
18
22
23
23
22
20
20
20
20
20
22
21
22
21
21
22
22
23
23
24
22
22
19
18
18
21
21
22
23
22
21
21
22
23
25
24
25
24
22
23
23
23
22
26
26
25
Swell 1
Height (m)
Direction
Period (s)
0.4
SE
10
0.4
SE
10
0.4
SE
7
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
10
0.6
SE
10
0.6
SE
10
0.6
SE
10
0.6
SE
10
0.6
ESE
10
0.6
SE
9
0.5
SE
9
0.5
SE
9
0.5
SE
9
0.5
SE
10
1.7
SSW
8
Energy kJ
28
28
19
71
71
72
72
92
92
92
90
90
89
84
82
80
79
63
71
42
41
43
44
318
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
8
0.3
SE
7
0.4
SE
10
0.3
SE
7
0.2
SSE
7
0.4
SSE
7
0.4
SSE
7
0.4
SSE
6
0.4
SSE
6
0.5
SSE
7
0.4
S
7
0.2
S
7
0.1
S
7
0.5
SE
10
Energy kJ
14
8
28
9
4
15
15
14
14
25
15
4
1
44
Swell 3
Height (m)
Direction
Period (s)
0.2
S
3
0.2
S
8
0.1
S
8
Energy kJ
1
5
1
Wind waves
Height (m)
Direction
Period (s)
0.4
SSE
4
0.3
SSE
4
0.2
S
3
0.4
SSE
3
0.4
SSE
3
0.3
SSE
3
0.7
SSE
7
0.8
SSE
6
1.1
S
6
1.1
S
6
1.2
S
6
1.4
S
7
1.7
S
7
2.4
SSW
7
2
SSW
7
1.9
SSW
8
2.1
SSW
8
Energy kJ
5
2
1
2
3
2
40
43
80
86
109
167
262
570
426
411
536
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
3
2
2
4
Distance (km)
16
16
16
0
29
29
0
0
0
0
0
0
0
0
0
0
0
0
0
29
415
0
0
3
Best forecast wave conditions in Shikoku
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
1
2
3
4
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
3
3
3
4
Header Global
Rating
(10 max)
5
5
4
4
4
4
4
4
5
4
5
5
5
4
5
5
4
5
5
4
4
5
5
4
  • 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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