Shida surf break

Shida surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 8 pm Wednesday 13 May 2026 JST
Forecast update in hr  min  s Forecast update imminent
Shida surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Shida sea temperature is
17.0° C
(Which is 3.1°C colder than average for this time of year)

How big are the waves at Shida today?

The current surf forecast for Shida at 5AM is: 1.4m 10s primary swell from a East-southeast direction and 0.1m 10s secondary swell from a Northeast direction (forecast issued at 08:00pm May 13). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (14 May)4.5ft (1.3m)9s
Afternoon (14 May)4ft (1.2m)9s
Evening (14 May)4.5ft (1.4m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Wed night. Warm (max 20°C on Thu morning, min 15°C on Thu night). Wind will be generally light.

Wed
13
Thursday
14
Friday
15
Saturday
16
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)
1
1
1
0
1
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
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)
1.6
ESE
10
1.6
ESE
10
1.5
ESE
10
1.4
ESE
10
1.4
ESE
10
1.3
ESE
9
1.4
ESE
9
1.2
ESE
9
1.2
ESE
9
1.4
ESE
9
1.3
ESE
9
1.2
ESE
9
1.2
ESE
9
1.5
E
9
1.5
E
9
1.4
E
9
1.4
ENE
9
1.2
E
9
1.2
ESE
9
1.1
ESE
9
1
ESE
9
0.8
E
9
0.8
E
8
0.7
E
9
Wave Graph
Metric surfscale
Energy kJ
460
452
402
378
370
312
322
242
237
300
266
254
254
375
375
325
333
235
243
202
169
93
89
71
Wind (km/h)
10
E
10
NNE
10
NE
10
NNE
10
NE
10
NE
20
ENE
25
ENE
25
ENE
30
NE
20
NNE
25
NE
25
NE
25
NE
20
ENE
20
ENE
15
ENE
10
ENE
10
NE
10
NE
10
NNE
10
NE
15
E
15
ESE
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
High Tide
1:41AM1.40m
2:54PM1.31m
2:08AM1.45m
3:49PM1.39m
2:37AM1.50m
Low Tide
7:32PM0.67m
8:24AM0.37m
8:21PM0.75m
9:01AM0.18m
9:05PM0.83m
9:40AM0.03m
clear
thunderstorm
part cloud
clear
part cloud
part cloud
clear
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:35
4:33
4:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:32
6:34
6:35
6:35
1
Temp °C
20
19
19
18
18
19
20
19
17
16
16
15
15
15
17
17
17
18
17
17
17
19
20
20
20
19
19
17
17
18
17
15
13
12
13
11
11
11
13
14
15
17
17
16
16
18
18
19
Swell 1
Height (m)
Direction
Period (s)
1.6
ESE
10
1.6
ESE
10
1.5
ESE
10
1.4
ESE
10
1.4
ESE
10
1.3
ESE
9
1.4
ESE
9
1.2
ESE
9
1.2
ESE
9
1.4
ESE
9
1.3
ESE
9
1.2
ESE
9
1.2
ESE
9
0.1
NE
9
0.1
SE
12
0.1
S
6
1.3
E
9
1.2
E
9
1.2
ESE
9
1.1
ESE
9
1
ESE
9
0.8
E
9
0.8
E
8
0.7
E
9
Energy kJ
460
452
402
378
370
312
322
242
237
300
266
254
254
3
6
1
281
235
243
202
169
93
89
71
Swell 2
Height (m)
Direction
Period (s)
0.1
NE
10
0.1
NE
10
0.1
NE
10
0.1
NE
10
0.1
NE
10
0.1
NE
10
0.1
NE
10
0.1
S
7
0.1
NE
10
0.1
NE
10
0.1
NE
10
0.1
NE
9
0.1
SE
12
0.1
S
6
0.4
NE
7
0.4
NE
7
0.4
NE
7
0.3
SE
11
0.3
SE
11
0.7
SE
9
0.6
SE
7
0.7
SE
7
Energy kJ
4
4
4
4
4
4
4
1
4
4
4
3
6
1
18
18
12
19
20
81
37
49
Swell 3
Height (m)
Direction
Period (s)
0.1
S
7
0.1
S
7
0.1
S
7
0.1
S
7
0.1
S
7
0.1
S
7
0.1
SE
12
0.1
SE
12
0.1
SE
16
0.1
S
16
0.1
S
7
0.1
SE
11
0.2
SSE
12
0.3
SE
11
0.3
NE
7
0.3
NE
6
0.3
SE
11
0.4
SE
9
0.4
SE
9
Energy kJ
1
1
1
1
1
1
6
6
10
5
1
5
13
19
7
6
20
21
21
Wind waves
Height (m)
Direction
Period (s)
0.8
ENE
4
0.9
ENE
4
0.8
NE
4
0.9
NE
5
0.9
NE
5
0.9
NE
5
1.5
E
9
1.5
E
9
1.4
E
9
1.4
ENE
9
Energy kJ
16
30
24
38
38
32
375
375
325
333
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
2
2
2
1
1
1
1
2
1
2
1
1
2
1
2
2
2
1
1
1
1
Distance (km)
63
3
17
3
17
17
63
115
115
63
216
216
216
561
2869
63
115
17
17
3
3
17
63
0
Best forecast wave conditions in Chiba
Rating
(10 max)
2
3
2
2
2
2
2
1
2
2
2
2
2
1
1
2
Best forecast wave conditions in Japan
Rating
(10 max)
2
3
2
2
2
2
2
1
2
2
2
3
2
2
2
1
2
2
3
3
2
1
2
Header Global
Rating
(10 max)
8
7
7
9
9
9
9
9
5
5
5
5
5
5
5
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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