Shida surf break

Shida surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 8 am Monday 25 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
20.3° C
(Which is slightly cooler than normal)

How big are the waves at Shida today?

The current surf forecast for Shida at 3PM is: 1.1m 10s primary swell from a East direction and 1.3m 8s secondary swell from a Southeast direction (forecast issued at 08:00am May 25). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (25 May)4ft (1.2m)9s
Afternoon (25 May)3.5ft (1.1m)10s
Evening (25 May)3.5ft (1.1m)10s

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 4mm), mostly falling on Wed morning. Warm (max 23°C on Wed night, min 20°C on Mon night). Wind will be generally light.

Monday
25
Tuesday
26
Wednesday
27
Thu
28
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
12 AM
3 AM
Rating
(10 max)
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
2
2
2
1
1
1
2
2
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.2
E
10
1.2
E
9
1.1
E
10
1.1
E
10
1.1
E
10
1.1
E
10
1.1
E
10
1
E
11
1
E
10
0.9
ENE
10
0.9
ENE
10
0.9
ENE
10
0.9
ENE
10
1.2
ESE
8
1.1
SE
8
1.1
SE
8
1.1
SE
8
1.3
ESE
7
1.4
ESE
7
1.5
ESE
7
1.6
SE
7
1.5
ESE
7
1.4
SE
7
1.4
ESE
7
Wave Graph
Metric surfscale
Energy kJ
257
251
270
250
260
255
260
229
212
177
170
154
167
174
133
133
129
164
202
222
240
218
200
196
Wind (km/h)
10
E
15
ENE
15
E
15
E
10
E
10
ESE
5
E
5
E
10
E
10
E
15
E
15
E
15
E
10
E
5
E
5
ESE
5
ESE
15
SE
15
SE
15
SSE
15
SSE
15
SE
10
SSW
15
SSW
cross
cross
cross
cross
cross
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
High Tide
11:27AM1.06m
00:16AM1.32m
1:09PM1.09m
00:48AM1.35m
2:20PM1.17m
1:18AM1.37m
Low Tide
6:09AM0.79m
5:27PM0.66m
7:04AM0.62m
6:29PM0.76m
7:46AM0.47m
7:24PM0.84m
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
cloud
cloud
part cloud
cloud
part cloud
cloud
part cloud
rain showers
rain showers
light rain
part cloud
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:28
4:26
4:26
4:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:42
6:43
6:44
6:44
1
2
1
Temp °C
19
21
21
21
21
20
20
20
20
22
22
22
21
21
21
21
21
22
22
22
22
22
23
22
19
20
20
20
21
20
22
21
21
22
22
22
21
22
23
24
24
23
23
23
23
24
25
23
Swell 1
Height (m)
Direction
Period (s)
1.3
SE
7
1.3
SE
7
1.3
SE
7
1.3
SE
8
1.3
SE
8
1.2
SE
8
1.1
SE
8
1.1
SE
8
1.1
SE
8
1.1
SE
8
1.1
SE
8
1.1
SE
8
1.1
SE
8
1
SE
8
1.1
SE
8
1.1
SE
8
1.1
SE
8
1.3
ESE
7
1.4
ESE
7
1.5
ESE
7
1.6
SE
7
1.5
ESE
7
1.4
SE
7
1.4
ESE
7
Energy kJ
171
171
194
179
183
164
147
147
155
151
155
140
140
122
133
133
129
164
202
222
240
218
200
196
Swell 2
Height (m)
Direction
Period (s)
1.2
E
10
1.2
E
9
1.1
E
10
1.1
E
10
1.1
E
10
1.1
E
10
1.1
E
10
1
E
11
1
E
10
0.9
ENE
10
0.9
ENE
10
0.9
ENE
10
0.9
ENE
10
0.8
ENE
10
0.7
ENE
10
0.7
ENE
9
0.7
ENE
10
0.6
E
9
0.4
ENE
10
0.4
ENE
10
0.4
ENE
10
0.4
ENE
10
0.4
ENE
10
0.4
ENE
10
Energy kJ
257
251
270
250
260
255
260
229
212
177
170
154
167
128
102
92
100
59
33
37
37
35
35
34
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
11
0.1
SE
11
0.1
S
9
0.3
S
8
0.4
S
8
0.5
S
7
0.4
S
7
0.4
S
7
0.3
S
7
0.3
S
7
0.2
S
6
0.2
S
6
0.2
S
6
0.1
SE
14
0.2
ESE
14
0.2
ESE
14
0.2
ESE
14
0.2
ESE
14
0.2
ESE
14
0.2
ESE
14
0.2
ESE
14
0.2
ESE
13
0.2
ESE
13
Energy kJ
5
5
2
12
18
26
15
15
8
8
3
3
3
8
20
20
19
19
19
18
18
18
18
Wind waves
Height (m)
Direction
Period (s)
1.2
ESE
8
Energy kJ
174
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
2
2
2
1
1
1
1
2
2
2
2
2
1
1
1
2
2
2
Distance (km)
63
63
63
63
63
0
7
17
70
66
63
63
125
70
17
0
0
0
63
115
115
0
0
0
Best forecast wave conditions in Chiba
Rating
(10 max)
2
2
2
1
1
2
2
2
2
1
2
1
2
2
2
2
2
1
2
2
2
Best forecast wave conditions in Japan
Rating
(10 max)
4
2
3
1
2
2
2
2
2
1
2
1
1
2
2
2
2
2
1
1
1
2
2
2
Header Global
Rating
(10 max)
5
5
4
4
4
4
4
4
4
4
5
8
9
9
9
9
5
6
6
7
7
7
6
7
  • 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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