Mera surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 8 am Tuesday 02 Jun 2026 JST
Forecast update in hr  min  s Forecast update imminent
Mera surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mera sea temperature is
22.4° C
(Which is normal for this time of year)

How big are the waves at Mera today (02 Jun):

  • Morning surf: Morning surf (02 Jun, local time) - 5ft (1.5m), 14s period with SSW swell.
  • Afternoon surf: Afternoon surf (02 Jun, local time) - 5ft (1.5m), 13s period with SSW swell.
  • Evening surf: Evening surf (02 Jun, local time) - 4.5ft (1.4m), 12s period with SSW swell.

The current surf forecast for Mera at 4PM is: 1.5m 13s primary swell from a South-southwest direction and 0.6m 9s secondary swell from a East direction (forecast issued at 08:00am June 02). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (02 Jun)5ft (1.5m)14s
Afternoon (02 Jun)5ft (1.5m)13s
Evening (02 Jun)4.5ft (1.4m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 145mm), heaviest during Wed morning. Warm (max 23°C on Wed morning, min 16°C on Thu night). Winds increasing (light winds from the SSW on Tue afternoon, severe gales from the NW by Wed afternoon).

Tuesday
2
Wednesday
3
Thursday
4
Fri
5
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
1
0
1
1
2
2
1
0
0
!
!
0
0
1
1
2
0
0
0
0
1
1
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)
1.2
SSW
13
1.5
SSW
14
1.5
SSW
14
1.5
SSW
13
1.5
SSW
13
1.4
SSW
12
1.2
SSW
12
1.5
SW
15
3
SE
7
4.5
SSE
9
9
SSW
16
7
SW
14
4
SW
14
3.5
SW
13
2.5
SW
12
2.1
SW
11
1.7
SW
11
1.3
SW
10
1.3
SSW
10
1.1
SW
9
0.9
SSW
9
0.8
SW
8
0.6
SW
8
0.6
SSW
8
Wave Graph
Metric surfscale
Energy kJ
469
947
857
796
734
628
410
936
930
3451
38395
21478
6264
3619
2010
1035
647
355
307
190
135
84
54
43
Wind (km/h)
20
SW
20
SSW
20
SSW
10
SW
10
SSW
15
ESE
25
ESE
35
ESE
65
ESE
60
SSE
20
NNW
75
NW
50
N
50
NNE
40
N
35
NNE
30
NNE
30
NNE
35
NNE
35
NNE
25
NE
15
NE
25
NE
30
NE
on
on
cross-on
on
on
cross-off
cross-off
cross-off
cross-off
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
off
off
off
off
off
High Tide
4:22AM1.39m
6:50PM1.31m
4:54AM1.37m
7:28PM1.29m
5:28AM1.34m
8:06PM1.26m
Low Tide
11:36AM0.00m
11:48PM0.88m
12:11PM0.02m
00:24AM0.89m
12:47PM0.06m
1:01AM0.89m
cloud
cloud
cloud
cloud
light rain
light rain
mod rain
mod rain
heavy rain
heavy rain
heavy rain
light rain
rain showers
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
clear
<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>
6:49
6:49
6:50
6:50
1
3
9
10
33
51
34
3
1
Temp °C
21
21
22
21
20
19
19
20
21
23
22
19
20
21
19
19
18
18
19
20
20
19
18
16
21
20
21
21
21
18
17
17
13
16
23
6
12
13
13
13
13
13
13
14
15
17
15
11
Swell 1
Height (m)
Direction
Period (s)
1.2
SSW
13
1.5
SSW
14
1.5
SSW
14
1.5
SSW
13
1.5
SSW
13
1.4
SSW
12
1.2
SSW
12
1.5
SW
15
1.4
SW
15
2.3
SW
16
6.5
SSW
15
4
SW
14
3.5
SW
13
2.5
SW
12
2.1
SW
11
1.7
SW
11
1.3
SW
10
1.4
ENE
11
1.5
ENE
11
0.9
SSW
9
1.9
ENE
12
2.1
ENE
12
2.2
ENE
13
Energy kJ
469
947
857
796
734
628
410
936
930
2678
19215
6264
3619
2010
1035
647
355
458
563
135
956
1197
1556
Swell 2
Height (m)
Direction
Period (s)
1
SW
15
0.6
E
10
0.6
E
10
0.6
E
9
0.6
E
9
0.7
SW
17
0.9
SW
15
0.7
SW
18
2
SE
10
1.8
SE
9
1.2
SSE
9
1
SSE
8
0.8
ESE
9
1.2
NE
11
1.3
SSW
10
1.1
SW
9
0.6
ESE
8
0.8
SW
8
0.6
SW
8
0.6
SSW
8
Energy kJ
459
64
64
62
62
273
395
327
738
551
213
151
108
360
307
190
46
84
54
43
Swell 3
Height (m)
Direction
Period (s)
0.6
E
10
0.3
SE
12
0.3
SE
11
0.3
SE
12
0.6
SW
17
0.6
E
9
0.6
E
9
0.7
E
10
0.8
ESE
10
0.8
SSE
8
0.7
S
8
0.7
SE
8
0.6
SE
8
0.1
SE
13
0.5
SE
8
0.5
SE
8
0.5
SE
8
Energy kJ
65
21
20
21
177
61
60
94
107
87
61
74
58
7
34
34
33
Wind waves
Height (m)
Direction
Period (s)
0.9
SE
4
1.6
SE
6
3
SE
7
4.5
SSE
9
9
SSW
16
7
SW
14
1.6
NNW
6
1
N
5
1.1
N
5
1
NNE
5
1.2
NE
11
1.8
NE
11
2.5
NE
11
2.2
NE
11
1.7
ENE
11
2.5
NE
12
3
ENE
12
3
ENE
12
Energy kJ
32
157
749
3451
38395
21478
145
50
51
45
332
807
1510
1170
780
1710
2224
2656
Nearest Offshore or Glassy
Rating
(10 max)
2
4
2
2
2
2
1
4
9
5
4
4
4
4
2
2
1
3
3
1
1
1
1
1
Distance (km)
61
80
64
64
47
47
39
804
544
501
501
501
69
54
50
55
54
153
153
148
14
0
0
148
Best forecast wave conditions in Chiba
Rating
(10 max)
2
2
2
2
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
4
4
4
4
4
2
2
5
9
5
4
4
4
4
3
3
3
3
3
2
1
1
1
1
Header Global
Rating
(10 max)
5
5
4
4
4
4
5
5
5
5
5
5
4
5
5
5
5
5
6
4
5
5
7
5
  • 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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