Shida surf break

Shida surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 2 am Thursday 30 Apr 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
19.6° C
(Which is slightly warmer than usual)

How big are the waves at Shida today?

The current surf forecast for Shida at 6AM is: 1.4m 6s primary swell from a East-northeast direction and 0.3m 6s secondary swell from a South-southwest direction, 0.2m 8s secondary swell from a South-southeast direction (forecast issued at 02:00am April 30). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (30 Apr)4ft (1.2m)6s
Afternoon (30 Apr)3ft (0.9m)5s
Evening (30 Apr)1ft (0.3m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 38mm), heaviest during Fri morning. Warm (max 21°C on Sat afternoon, min 14°C on Thu morning). Winds decreasing (strong winds from the SW on Fri night, light winds from the SSE by Sat night).

Thursday
30
Friday
1
Saturday
2
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
1
!
0
0
1
2
1
1
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.5
ENE
6
1.5
ENE
6
1.4
ENE
6
1.2
ENE
6
0.8
ESE
6
0.9
E
5
0.3
SE
9
0.3
SE
9
0.3
SE
10
1.8
SE
6
2.3
SE
7
3
SE
8
3
SSE
9
3
SSE
9
3
S
9
3
SSW
8
2.5
SSW
9
3.5
SW
10
1.7
SSW
10
1.4
SSW
10
1
SSW
10
0.8
ESE
9
0.7
SE
9
0.7
SE
9
Wave Graph
Metric surfscale
Energy kJ
141
141
114
91
44
42
13
13
14
236
492
1070
1397
1343
1256
1071
1211
2190
596
385
198
103
81
83
Wind (km/h)
25
ENE
30
NE
25
ENE
25
ENE
15
ENE
20
E
20
E
20
ESE
25
SE
30
SE
35
ESE
40
SSW
25
W
20
SW
40
SW
45
SW
30
WNW
30
WSW
25
NW
20
NW
25
SW
15
SW
10
SSW
10
SSE
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
off
cross
cross-off
cross-off
cross-off
cross
cross-off
cross-on
cross-on
cross-off
cross-off
cross-off
cross-off
High Tide
2:49AM1.42m
3:58PM1.36m
3:10AM1.44m
4:37PM1.40m
3:32AM1.46m
5:15PM1.40m
Low Tide
9:26AM0.30m
9:28PM0.73m
9:55AM0.20m
10:00PM0.79m
10:25AM0.13m
light rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
mod rain
heavy rain
light rain
cloud
clear
clear
light rain
rain showers
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:48
4:48
4:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:22
6:22
6:23
1
1
3
5
10
15
3
1
1
Temp °C
14
14
13
14
15
15
15
16
16
17
17
19
16
17
19
17
14
15
16
20
20
21
20
18
9
9
7
8
11
11
11
13
13
13
12
14
13
15
14
8
8
10
11
15
15
18
19
17
Swell 1
Height (m)
Direction
Period (s)
0.4
SSW
6
0.4
SW
6
0.3
SSW
6
0.2
SSE
9
0.8
ESE
6
0.5
ESE
6
0.3
ESE
8
0.3
ESE
8
0.3
SE
10
0.2
ENE
8
0.1
NE
7
0.3
NE
8
0.2
ENE
13
0.4
NE
12
0.2
ENE
12
1.2
ESE
9
0.9
ESE
9
2.2
SSW
10
1.7
SSW
10
1.4
SSW
10
1
SSW
10
0.8
ESE
9
0.7
SE
9
0.7
SE
9
Energy kJ
15
9
7
8
44
23
13
13
14
6
2
10
17
53
14
221
141
892
596
385
198
103
81
83
Swell 2
Height (m)
Direction
Period (s)
0.1
S
12
0.1
SE
8
0.2
SSE
8
0.2
SSW
6
0.2
SSE
9
0.2
SSE
9
0.3
SE
9
0.3
SE
9
0.2
ENE
8
0.1
NE
13
0.1
E
13
0.2
ENE
13
0.1
NE
8
0.4
NE
12
0.2
ENE
12
0.2
ENE
12
0.9
SE
9
0.8
ESE
9
0.8
ESE
9
0.8
ESE
9
0.6
SSW
10
0.7
S
7
0.6
S
7
Energy kJ
3
3
7
3
8
8
12
13
6
7
3
17
2
52
14
14
120
106
106
106
67
50
35
Swell 3
Height (m)
Direction
Period (s)
0.1
S
8
0.1
SE
11
0.1
S
12
0.1
S
12
0.1
SW
6
0.2
ENE
8
0.2
SSE
6
0.2
ENE
8
0.1
E
13
0.1
NE
14
0.1
E
10
0.1
NE
10
0.1
NE
10
0.1
S
15
0.2
ENE
11
0.2
ENE
11
0.2
ENE
11
0.2
N
3
0.1
NE
11
0.4
SSW
10
0.4
SW
9
Energy kJ
1
5
3
3
1
6
4
6
4
7
2
4
4
4
13
12
12
1
5
35
21
Wind waves
Height (m)
Direction
Period (s)
1.5
ENE
6
1.5
ENE
6
1.4
ENE
6
1.2
ENE
6
0.8
ENE
5
0.9
E
5
0.9
E
5
1.1
ESE
5
1.3
ESE
6
1.8
SE
6
2.3
SE
7
3
SE
8
3
SSE
9
3
SSE
9
3
S
9
3
SSW
8
2.5
SSW
9
3.5
SW
10
0.7
WNW
4
0.4
NNW
3
0.7
S
7
0.9
S
7
Energy kJ
141
141
114
91
33
42
42
59
105
236
492
1070
1397
1343
1256
1071
1211
2190
11
3
53
83
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
2
2
1
2
2
1
3
1
4
4
2
1
2
5
3
3
1
2
1
1
Distance (km)
2404
1071
303
596
70
872
956
949
640
63
561
94
1
208
561
561
91
63
3
3
56
0
0
0
Best forecast wave conditions in Chiba
Rating
(10 max)
2
1
4
4
3
1
2
1
2
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
2
2
1
2
3
4
3
4
4
4
2
1
2
5
4
3
4
3
1
3
Header Global
Rating
(10 max)
8
7
6
5
5
5
5
4
5
6
6
6
7
5
5
5
5
5
9
5
7
5
5
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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