Shida surf break

Shida surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 8 am Saturday 16 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
18.1° C
(Which is 2.2°C colder than average for this time of year)

How big are the waves at Shida today?

The current surf forecast for Shida at 11AM is: 0.8m 8s primary swell from a East direction and 0.5m 9s secondary swell from a Southeast direction (forecast issued at 08:00am May 16). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (16 May)2.5ft (0.8m)9s
Afternoon (16 May)2.5ft (0.7m)9s
Evening (16 May)3ft (0.9m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 23°C on Sun morning, min 17°C on Sat night). Wind will be generally light.

Saturday
16
Sunday
17
Monday
18
Tue
19
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)
0
0
0
1
1
1
1
1
0
0
2
2
2
2
2
1
0
1
1
1
0
0
0
0
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
E
9
0.8
E
9
0.8
E
8
0.7
E
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
1.1
ESE
9
1.1
ESE
9
1.2
ESE
9
1.2
ESE
9
1.2
ESE
9
1.2
ESE
8
1.1
ESE
8
1.1
ESE
9
1.1
ESE
9
0.9
ESE
9
0.9
ESE
9
0.8
ESE
8
0.8
ESE
8
0.7
ESE
8
Wave Graph
Metric surfscale
Energy kJ
162
94
89
71
140
140
140
140
113
137
168
168
203
222
199
194
160
168
168
134
108
90
94
63
Wind (km/h)
10
NE
10
ENE
10
E
15
ESE
10
ESE
5
SW
5
W
5
WNW
5
NW
10
NW
10
SE
10
ESE
5
ESE
10
WSW
5
NW
5
NE
10
NE
5
ESE
15
S
20
SSW
20
SSW
25
SSW
20
SW
20
SW
cross-on
cross-on
cross
cross-off
cross-off
glassy
glassy
glassy
cross-on
cross-on
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
High Tide
4:40PM1.45m
3:08AM1.54m
5:30PM1.46m
3:42AM1.57m
6:21PM1.44m
Low Tide
9:40AM0.03m
9:46PM0.91m
10:21AM-0.07m
10:25PM0.98m
11:04AM-0.12m
11:04PM1.04m
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:33
4:33
4:31
4:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:35
6:36
6:37
6:37
Temp °C
16
18
19
20
19
18
18
17
18
22
23
22
20
20
21
20
18
20
22
23
21
20
19
19
15
17
17
18
18
18
18
16
17
20
21
21
19
19
20
19
18
20
20
20
19
18
17
17
Swell 1
Height (m)
Direction
Period (s)
1
E
9
0.8
E
9
0.8
E
8
0.7
E
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
1.1
ESE
9
1.1
ESE
9
1.2
ESE
9
1.2
ESE
9
1.2
ESE
9
1.2
ESE
8
1.1
ESE
8
1.1
ESE
9
1.1
ESE
9
0.9
ESE
9
0.9
ESE
9
0.8
ESE
8
0.8
ESE
8
0.7
ESE
8
Energy kJ
162
94
89
71
140
140
140
140
113
137
168
168
203
222
199
194
160
168
168
134
108
90
94
63
Swell 2
Height (m)
Direction
Period (s)
0.3
NE
6
0.5
SE
9
0.6
SE
9
0.6
SE
9
0.3
NE
7
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.4
NE
9
0.4
NE
9
0.4
NE
10
0.4
NE
9
0.4
NE
9
0.3
NE
9
0.2
ENE
9
0.2
SSE
8
0.3
SSE
8
0.4
SE
8
0.4
SE
7
0.4
SE
9
0.4
SE
10
0.5
SE
9
Energy kJ
6
41
53
52
9
18
19
19
18
18
29
31
36
21
23
12
8
6
11
14
13
31
25
40
Swell 3
Height (m)
Direction
Period (s)
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.3
NE
8
0.3
SE
11
0.3
NE
7
0.2
NNE
7
0.1
SE
13
0.1
NE
7
0.4
ENE
10
0.3
ENE
9
0.3
ENE
9
0.3
ENE
9
0.3
NE
10
0.2
NNE
9
0.2
ENE
10
0.3
SSE
8
0.2
ENE
10
0.2
ENE
9
0.2
ENE
10
0.3
SE
10
0.4
SE
7
0.3
SSE
7
0.2
SSE
6
Energy kJ
20
20
20
9
19
7
5
7
2
36
15
16
16
15
7
11
12
9
9
9
16
14
10
4
Wind waves
Height (m)
Direction
Period (s)
0.3
SW
2
0.5
SSW
3
0.6
SSW
4
0.7
SSW
4
0.7
SSW
4
0.8
SSW
4
Energy kJ
1
5
10
12
15
19
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
1
1
1
1
1
1
1
1
Distance (km)
17
17
63
0
0
0
0
0
1
1
0
0
0
0
0
17
17
0
0
0
153
153
153
153
Best forecast wave conditions in Chiba
Rating
(10 max)
2
2
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
1
1
1
1
1
1
Header Global
Rating
(10 max)
5
5
5
5
4
5
6
6
5
4
5
4
7
9
9
4
4
4
4
5
4
4
4
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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