Ohara surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 8 pm Tuesday 19 May 2026 JST
Forecast update in hr  min  s Forecast update imminent
Ohara surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ohara sea temperature is
21.0° C
(Which is normal for this time of year)

How big are the waves at Ohara today?

The current surf forecast for Ohara at 5AM is: 0.9m 10s primary swell from a Southeast direction and 0.4m 9s secondary swell from a Northeast direction (forecast issued at 08:00pm May 19). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (20 May)3ft (0.9m)10s
Afternoon (20 May)3ft (0.9m)10s
Evening (20 May)3ft (0.9m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 37mm), heaviest during Thu night. Warm (max 23°C on Wed morning, min 16°C on Fri morning). Winds increasing (calm on Thu afternoon, strong winds from the NNE by Fri morning).

Tue
19
Wednesday
20
Thursday
21
Friday
22
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
9
0.9
SE
9
0.9
SE
9
0.9
SE
9
0.8
ESE
9
1.2
SSW
6
1.9
SSW
7
1.8
SSW
7
2.4
SW
8
1.5
S
8
1.2
S
8
1.4
NE
7
1.7
NE
7
2.2
NE
8
2.5
NE
8
3
NE
9
Wave Graph
Metric surfscale
Energy kJ
137
139
142
142
142
139
139
134
128
128
128
125
110
112
345
340
646
265
168
209
301
549
941
1553
Wind (km/h)
25
SSW
25
SSW
25
SSW
25
SW
25
SW
25
SW
30
SW
30
SSW
25
SW
25
SW
25
SW
20
SW
20
SW
25
SW
30
SW
20
NW
5
WNW
30
NNE
30
NNE
30
NNE
35
NNE
40
NNE
45
NNE
45
NNE
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
glassy
on
cross-on
cross-on
on
on
cross-on
cross-on
High Tide
7:24PM1.33m
5:04AM1.51m
8:21PM1.27m
5:48AM1.44m
9:22PM1.22m
6:38AM1.33m
Low Tide
11:48PM1.06m
12:47PM-0.01m
00:32AM1.07m
1:38PM0.11m
1:32AM1.06m
2:32PM0.25m
part cloud
cloud
cloud
cloud
clear
part cloud
clear
part cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
mod rain
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:31
4:30
4:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:37
6:37
6:38
6:39
2
1
1
1
1
2
6
8
2
3
3
5
1
1
Temp °C
20
20
20
20
20
22
23
23
21
21
21
21
22
22
23
20
19
17
17
17
17
16
16
16
18
19
19
19
19
20
20
21
20
20
20
21
22
21
21
19
21
13
13
13
12
9
8
8
Swell 1
Height (m)
Direction
Period (s)
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
10
0.9
SE
9
0.9
SE
9
0.9
SE
9
0.9
SE
9
0.8
ESE
9
0.7
SE
9
0.7
SE
9
0.6
ESE
10
1.6
SSW
8
1.5
S
8
1.2
S
8
1.1
S
8
1
S
7
0.8
S
7
0.8
S
7
0.6
S
7
Energy kJ
137
139
142
142
142
139
139
134
128
128
128
125
110
88
90
61
300
265
168
138
106
66
66
39
Swell 2
Height (m)
Direction
Period (s)
0.2
ENE
9
0.4
NE
9
0.4
NE
10
0.4
NE
9
0.4
NE
8
0.4
NE
8
0.4
NE
9
0.2
ENE
9
0.2
ENE
8
0.2
ENE
8
0.2
ENE
8
0.2
ENE
8
0.2
ENE
8
0.2
ENE
7
0.1
NE
7
0.1
NE
7
0.6
ESE
10
0.6
ESE
9
0.6
ESE
9
0.5
SE
9
0.5
SE
9
0.5
SE
10
0.4
ESE
10
0.4
ESE
10
Energy kJ
8
23
23
22
18
18
19
7
7
6
6
6
6
5
2
2
60
59
58
43
42
45
38
37
Swell 3
Height (m)
Direction
Period (s)
0.4
NE
9
0.4
NE
9
0.4
NE
9
0.4
NE
9
0.4
NE
9
0.1
SE
6
0.3
SE
6
0.4
NE
8
0.4
NE
8
0.1
S
8
0.1
E
12
0.1
NE
12
0.1
E
11
0.1
E
11
0.1
NE
7
0.1
E
11
0.5
ESE
10
Energy kJ
29
29
27
27
26
2
5
18
17
1
3
6
3
2
2
2
54
Wind waves
Height (m)
Direction
Period (s)
0.6
SSW
4
0.6
SSW
4
0.7
S
4
0.8
S
4
0.9
SSW
5
0.9
SSW
5
0.9
SSW
5
1
SSW
5
0.9
SSW
5
0.7
SSW
5
0.6
S
5
0.7
S
5
0.8
S
5
1.2
SSW
6
1.9
SSW
7
1.8
SSW
7
2.4
SW
8
0.9
NNE
6
1.4
NE
6
1.4
NE
7
1.7
NE
7
2.2
NE
8
2.5
NE
8
3
NE
9
Energy kJ
12
11
17
26
38
33
32
49
39
23
15
21
32
112
345
340
646
55
144
209
301
549
941
1553
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
2
4
3
3
3
2
1
2
1
Distance (km)
149
114
114
114
114
248
563
563
206
114
114
114
15
92
9
6
0
141
542
301
213
559
580
577
Best forecast wave conditions in Chiba
Rating
(10 max)
1
2
2
4
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
4
3
4
3
2
2
2
1
Header Global
Rating
(10 max)
4
4
4
4
5
5
5
5
4
4
4
5
5
4
4
5
5
4
4
5
4
5
5
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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