Shida Surf Break

Shida 48 hour detailed Surf Forecast

Lat Long: 35.33° N 140.40° E

Issued: 2 am 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Shida sea temperature is
21.6° C

1.3°C colder than average for this time of year

Shida surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Shida today (21 Jun):

  • Morning surf: Morning surf (21 Jun, local time) - 3ft (0.9m), 10s period with ENE swell.
  • Afternoon surf: Afternoon surf (21 Jun, local time) - 6.5ft (2.0m), 7s period with SSW swell.
  • Evening surf: Evening surf (21 Jun, local time) - 5ft (1.5m), 8s period with SSW swell.

The current surf forecast for Shida at 9AM is: 0.9m 10s primary swell from a East-northeast direction and 0.7m 6s secondary swell from a East-southeast direction (forecast issued at 02:00am June 21). An open ocean swell of 1.6m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (21 Jun)3ft (0.9m)10s
Afternoon (21 Jun)6.5ft (2.0m)7s
Evening (21 Jun)5ft (1.5m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Sun morning. Warm (max 27°C on Sun afternoon, min 19°C on Mon night). Winds decreasing (fresh winds from the SW on Sun morning, light winds from the NE by Tue night).

Sunday
21
Monday
22
Tuesday
23
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
0
0
1
2
0
0
0
0
0
0
0
0
0
1
0
0
0
0
2
0
0
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)
1
ENE
10
1
E
10
0.9
ENE
10
0.9
ENE
10
1.7
SSW
6
2
SSW
7
1.9
SSW
8
1.5
SSW
8
1.3
SSW
9
1.1
SSW
9
1.2
ENE
10
1.3
ENE
10
1.4
ENE
10
1.4
ENE
10
1.4
ENE
10
1.3
ENE
10
1.9
NE
10
2
ENE
10
2
ENE
10
1.9
ENE
10
1.8
ENE
10
1.7
ENE
10
1.6
E
10
1.6
E
10
Wave Graph
Metric surfscale
Energy kJ
197
192
157
154
230
405
419
291
232
168
304
338
394
373
358
283
625
718
747
702
591
574
489
470
Wind (km/h)
30
SSE
35
SSE
35
S
35
SSW
35
SW
35
SW
20
SW
30
NNE
20
NNW
15
N
20
N
20
NNE
20
NE
25
NE
25
NE
15
NE
15
NNE
15
NNE
15
NNE
15
NE
15
NE
15
ENE
15
ENE
15
NE
Wind State
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
High Tide
7:53AM1.20m
9:34PM1.34m
9:16AM1.08m
10:09PM1.34m
11:02AM1.02m
Low Tide
2:44AM0.85m
2:35PM0.46m
3:55AM0.76m
3:17PM0.63m
5:06AM0.65m
4:05PM0.79m
mod rain
light rain
thunderstorm
thunderstorm
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
part cloud
part cloud
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:22
4:22
4:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:55
6:55
6:55
 mm
9
3
2
1
1
Temp °C
21
22
23
23
25
27
26
22
21
20
20
22
23
21
20
20
20
19
19
21
21
21
21
20
Feels °C
19
19
21
21
23
24
26
20
20
19
18
20
21
18
18
19
20
18
18
20
20
20
20
20
Swell 1
Height (m)
Direction
Period (s)
1
ENE
10
1
E
10
0.9
ENE
10
0.9
ENE
10
0.8
ENE
9
0.8
ENE
9
0.8
E
9
1.5
SSW
8
1.3
SSW
9
1.1
SSW
9
1.2
ENE
10
1.3
ENE
10
1.4
ENE
10
1.4
ENE
10
1.4
ENE
10
1.3
ENE
10
0.4
SE
10
0.4
SE
11
0.5
SE
11
0.5
SSE
11
1.8
ENE
10
1.7
ENE
10
1.6
E
10
1.6
E
10
Energy kJ
197
192
157
154
115
115
113
291
232
168
304
338
394
373
358
283
35
40
59
68
591
574
489
470
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
7
0.1
E
18
0.4
SE
9
0.7
ESE
6
0.4
ESE
6
0.4
SE
6
0.4
SE
10
0.4
SE
10
0.9
E
9
0.9
ENE
10
0.9
SSW
8
0.9
SSW
8
0.5
SW
8
0.6
SSW
7
0.4
S
6
0.4
SE
10
0.3
S
6
0.3
S
6
0.2
SSW
7
0.4
SW
7
0.5
SSE
11
0.4
SSE
11
0.4
SSE
11
0.4
SSE
10
Energy kJ
2
6
21
35
17
11
23
28
142
163
119
96
32
43
13
35
7
7
5
11
69
47
46
40
Swell 3
Height (m)
Direction
Period (s)
0.2
SSE
12
0.1
E
18
0.3
SE
11
0.3
SE
9
0.3
SE
9
0.4
SE
9
0.3
SE
11
0.1
E
17
0.4
SE
10
0.6
NE
5
0.4
SE
10
0.4
SE
10
0.5
S
7
0.4
SE
10
0.4
SE
10
0.4
S
6
0.3
SW
8
0.3
SW
8
0.1
E
15
0.1
E
15
0.4
SW
6
0.3
SSW
6
0.3
SSW
6
0.3
S
6
Energy kJ
14
6
20
13
13
22
19
5
27
20
25
25
21
35
35
12
9
9
4
4
10
7
7
6
Wind waves
Height (m)
Direction
Period (s)
1.2
SSE
5
1.4
SSE
5
1.6
SSE
6
1.6
S
6
1.7
SSW
6
2
SSW
7
1.9
SSW
8
0.9
ENE
9
0.6
NE
4
0.9
NNE
5
0.9
NNE
6
1.1
NE
5
1.9
NE
10
2
ENE
10
2
ENE
10
1.9
ENE
10
Energy kJ
64
105
173
175
230
405
419
156
14
43
57
51
625
718
747
702
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
3
1
1
1
1
2
2
2
2
1
1
1
1
3
3
4
1
1
3
3
3
Distance (km)
565
565
208
303
106
544
1
115
17
17
17
17
63
70
115
63
17
17
23
70
216
17
17
17
Best forecast wave conditions in Chiba
Rating
(10 max)
3
4
3
2
2
2
1
1
3
3
4
1
3
3
3
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
3
3
2
2
3
1
4
3
3
2
2
1
2
2
3
3
4
1
1
3
3
3
Header Global
Rating
(10 max)
5
5
5
9
9
9
8
8
7
7
7
6
6
6
7
7
5
5
5
5
5
6
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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