Hashikui Bay surfForecast / Shikoku / Japan

information circle48hr Weather and Surf, issued 8 pm Tuesday 12 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
19.8° C
(Which is slightly cooler than normal)

How big are the waves at Hashikui Bay today?

The current surf forecast for Hashikui Bay at 12AM is: 1.1m 9s primary swell from a Southeast direction and 0.1m 9s secondary swell from a South direction (forecast issued at 08:00pm May 12). The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (13 May)3ft (0.9m)9s
Afternoon (13 May)2.5ft (0.8m)9s
Evening (13 May)2.5ft (0.7m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 7mm), mostly falling on Wed afternoon. Warm (max 23°C on Thu morning, min 15°C on Thu night). Wind will be generally light.

Tue
12
Wednesday
13
Thursday
14
Friday
15
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)
2
2
1
1
1
1
1
1
1
1
0
0
0
0
0
1
1
0
0
0
0
0
0
1
Swell
Height Map
Height MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.2
SE
9
1.1
SE
9
1.1
SE
9
0.9
SE
9
0.9
SE
9
0.9
SE
9
0.8
SE
9
0.8
SE
9
0.7
SE
11
0.7
SE
9
0.6
SE
9
0.6
SE
9
0.6
ESE
9
0.5
SE
8
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
0.6
SE
10
0.4
ESE
9
0.5
SE
10
0.5
SE
9
0.5
SE
10
0.4
SE
10
0.6
ESE
6
Wave Graph
Metric surfscale
Energy kJ
241
220
188
141
138
120
99
101
115
88
70
65
55
35
67
67
65
80
31
45
41
45
23
25
Wind (km/h)
10
S
5
SSW
5
SW
5
WSW
5
W
5
SE
5
SSE
5
SSE
10
WSW
5
WNW
10
NW
10
NNW
10
NNW
15
NNE
15
NE
5
NE
0
S
10
NNW
10
NNW
10
NNW
5
NW
5
ENE
10
SE
15
S
cross-off
cross-off
off
off
glassy
glassy
cross-off
cross-off
off
cross-off
cross
cross
cross-on
cross-on
on
glassy
glassy
cross-on
cross-on
cross-on
cross
on
cross
cross-off
High Tide
3:09PM1.46m
3:14AM1.57m
4:01PM1.58m
3:45AM1.64m
4:45PM1.67m
4:15AM1.69m
Low Tide
9:08PM0.63m
9:38AM0.40m
9:52PM0.65m
10:15AM0.24m
10:31PM0.68m
10:50AM0.11m
cloud
part cloud
thunderstorm
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:03
5:01
5:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:52
6:52
6:53
6:54
1
1
3
2
Temp °C
20
18
17
17
17
20
21
20
19
18
17
16
16
22
23
23
22
19
17
15
16
20
21
21
20
19
17
17
18
21
21
21
20
18
17
15
15
20
20
23
23
18
15
13
15
19
20
20
Swell 1
Height (m)
Direction
Period (s)
1.2
SE
9
1.1
SE
9
1.1
SE
9
0.9
SE
9
0.9
SE
9
0.9
SE
9
0.8
SE
9
0.8
SE
9
0.7
SE
11
0.7
SE
9
0.6
SE
9
0.6
SE
9
0.6
ESE
9
0.5
SE
8
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
0.6
SE
10
0.4
ESE
9
0.5
SE
10
0.5
SE
9
0.5
SE
10
0.4
SE
10
0.6
ESE
6
Energy kJ
241
220
188
141
138
120
99
101
115
88
70
65
55
35
67
67
65
80
31
45
41
45
23
25
Swell 2
Height (m)
Direction
Period (s)
0.1
S
10
0.1
S
9
0.1
S
11
0.3
SE
11
0.1
S
8
0.1
S
8
0.1
S
8
0.1
S
8
0.2
S
8
0.1
S
7
0.2
ESE
11
0.3
SE
11
0.3
SE
11
0.1
S
7
0.2
NNE
3
0.2
S
7
0.1
S
7
0.4
SE
4
0.4
SE
4
0.3
SE
12
0.3
SE
12
0.4
SE
6
0.3
ESE
10
Energy kJ
2
2
2
20
1
1
1
1
4
1
11
19
19
1
1
4
1
4
4
21
21
8
19
Swell 3
Height (m)
Direction
Period (s)
0.1
S
8
0.1
S
10
0.1
S
10
0.1
S
10
0.1
S
10
0.2
S
7
0.1
S
9
0.2
S
7
0.2
S
8
0.1
S
7
0.2
S
7
0.3
SE
10
0.3
SE
12
0.2
S
7
0.2
S
7
0.3
SE
12
0.3
SE
11
Energy kJ
1
2
2
2
2
4
2
4
4
1
4
17
21
4
4
21
20
Wind waves
Height (m)
Direction
Period (s)
0.7
SSE
4
0.2
SSW
2
0.2
WSW
2
0.3
N
2
0.4
N
3
0.4
NNE
3
0.5
ESE
4
0.2
NNE
2
Energy kJ
16
1
1
1
2
3
8
1
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
Distance (km)
0
0
0
0
0
0
0
0
0
0
3
3
3
3
49
0
0
3
3
3
3
3
21
0
Best forecast wave conditions in Shikoku
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
1
1
2
2
1
2
2
2
2
1
1
1
2
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
2
2
2
2
2
3
3
3
3
1
2
2
3
1
2
2
2
2
1
1
2
2
Header Global
Rating
(10 max)
9
8
9
9
9
9
9
8
8
8
7
9
9
9
9
5
5
5
5
5
5
5
5
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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