Shida surf break

Shida surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 2 am Friday 22 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
20.5° C
(Which is normal for this time of year)

How big are the waves at Shida today?

The current surf forecast for Shida at 7AM is: 1.4m 7s primary swell from a Northeast direction and 0.9m 7s secondary swell from a South direction, 0.6m 9s secondary swell from a East-southeast direction (forecast issued at 02:00am May 22). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (22 May)5ft (1.5m)7s
Afternoon (22 May)10ft (3.0m)8s
Evening (22 May)8ft (2.5m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 10mm), heaviest on Fri morning. Warm (max 20°C on Sun afternoon, min 15°C on Fri afternoon). Winds decreasing (strong winds from the NNE on Fri afternoon, calm by Sun night).

Friday
22
Saturday
23
Sunday
24
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
0
0
0
0
0
0
0
0
0
1
3
2
2
1
2
1
1
1
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.3
NE
7
1.4
NE
7
1.4
NE
7
1.5
ENE
7
2.4
NE
7
3
NE
8
3
ENE
8
2.5
ENE
8
2.5
ENE
9
2.4
ENE
9
2.4
ENE
9
2.2
ENE
9
2
E
9
1.9
E
9
2.2
ENE
9
1.9
E
9
1.7
E
9
1.7
E
9
1.7
ESE
8
1.5
E
8
1.5
E
8
1.4
E
8
1.2
E
8
1.4
SE
7
Wave Graph
Metric surfscale
Energy kJ
145
183
193
243
579
985
1043
1031
934
921
900
724
617
554
724
575
455
452
432
304
291
241
196
198
Wind (km/h)
25
NNE
30
NNE
30
N
35
NNE
40
NNE
45
NNE
40
NNE
40
NNE
30
NNE
30
NNE
30
NE
25
NE
25
NE
20
ENE
20
ENE
15
E
15
ESE
15
SE
20
SE
15
SE
15
SE
20
SE
15
SSE
15
SSE
on
cross-on
on
on
on
on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
High Tide
9:07PM1.29m
6:32AM1.36m
10:05PM1.27m
7:39AM1.23m
10:57PM1.27m
9:22AM1.10m
Low Tide
1:33AM1.08m
2:20PM0.25m
3:01AM1.04m
3:18PM0.40m
4:46AM0.94m
4:22PM0.54m
light rain
mod rain
light rain
light rain
light rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:28
4:28
4:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:39
6:40
6:40
1
8
3
2
4
1
1
1
1
Temp °C
16
17
17
18
17
15
15
16
15
15
15
16
17
18
18
18
19
19
17
18
19
20
19
20
12
14
13
14
11
7
8
9
10
9
9
11
12
14
15
15
17
17
15
16
17
18
17
19
Swell 1
Height (m)
Direction
Period (s)
1.1
S
8
1
S
8
0.9
S
7
0.8
S
7
0.7
S
7
0.6
S
7
0.5
S
7
0.4
SSW
7
0.4
S
7
0.3
S
7
0.3
S
7
0.3
S
7
0.3
S
7
0.3
S
7
1.8
E
9
1.7
E
9
1.7
E
9
1.7
E
9
1.7
ESE
8
1.5
E
8
1.5
E
8
1.4
E
8
1.2
E
8
1
E
8
Energy kJ
145
114
88
68
49
38
25
17
16
8
8
8
8
8
493
450
455
452
432
304
291
241
196
127
Swell 2
Height (m)
Direction
Period (s)
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
10
0.5
ESE
9
0.2
S
9
0.2
S
9
0.2
S
9
0.1
SE
8
0.3
SW
8
0.1
SW
8
0.1
SW
8
0.2
S
7
0.2
S
6
0.1
W
7
0.1
W
8
0.9
SSE
7
0.9
SSE
7
0.1
E
16
Energy kJ
59
58
58
60
49
6
6
6
2
10
2
2
3
3
1
1
68
68
5
Swell 3
Height (m)
Direction
Period (s)
0.6
ESE
10
0.1
SE
8
Energy kJ
71
3
Wind waves
Height (m)
Direction
Period (s)
1.3
NE
7
1.4
NE
7
1.4
NE
7
1.5
ENE
7
2.4
NE
7
3
NE
8
3
ENE
8
2.5
ENE
8
2.5
ENE
9
2.4
ENE
9
2.4
ENE
9
2.2
ENE
9
2
E
9
1.9
E
9
2.2
ENE
9
1.9
E
9
1
SSE
7
1.3
SE
7
1.4
SE
7
Energy kJ
140
183
193
243
579
985
1043
1031
934
921
900
724
617
554
724
575
93
171
198
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
2
2
2
1
1
1
1
2
1
1
1
2
1
2
2
1
2
1
1
1
2
Distance (km)
63
84
216
216
216
216
583
561
583
626
626
872
872
956
63
115
0
0
63
0
63
115
115
0
Best forecast wave conditions in Chiba
Rating
(10 max)
2
2
2
2
1
2
1
2
Best forecast wave conditions in Japan
Rating
(10 max)
3
2
2
2
2
2
1
1
1
1
2
1
1
1
2
1
2
3
2
2
1
1
2
3
Header Global
Rating
(10 max)
5
5
5
4
5
7
7
7
6
6
6
5
6
7
8
8
7
6
5
5
5
5
6
6
  • 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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