Mera surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 2 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 (1.6m), 13s period with SSW swell.
  • Evening surf: Evening surf (02 Jun, local time) - 4.5ft (1.3m), 12s period with SSW swell.

The current surf forecast for Mera at 6AM is: 1.2m 13s primary swell from a South-southwest direction and 1.0m 15s secondary swell from a Southwest direction (forecast issued at 02:00am 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 (1.6m)13s
Evening (02 Jun)4.5ft (1.3m)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 148mm), heaviest during Wed morning. Warm (max 22°C on Tue morning, min 16°C on Thu night). Winds increasing (light winds from the SSW on Tue afternoon, stormy winds from the NNW by Wed afternoon).

Tuesday
2
Wednesday
3
Thursday
4
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
1
0
2
2
2
3
1
0
0
!
!
0
0
0
1
2
1
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.2
SSW
13
1.3
SSW
13
1.2
SSW
13
1.5
SSW
14
1.5
SSW
14
1.6
SSW
13
1.5
SSW
13
1.3
SSW
12
1.2
SSW
12
1.5
SW
15
1.6
SW
14
4.5
SE
8
7.5
SSW
16
9.5
SW
16
4.5
SW
14
4
SSW
13
3
SSW
12
2.2
SW
12
1.8
SW
11
1.4
SW
10
1.2
SW
10
1.1
SW
9
0.9
SW
9
0.9
SW
8
Wave Graph
Metric surfscale
Energy kJ
475
586
469
947
857
837
781
521
410
936
998
2599
26975
43184
7348
4832
2488
1269
716
408
268
188
132
105
Wind (km/h)
25
SW
20
SW
15
SW
20
SSW
20
S
10
SSW
10
S
15
ESE
20
SE
30
ESE
50
ESE
70
SE
40
SSE
90
NNW
65
NNW
55
N
50
N
35
NNE
30
NNE
25
NNE
30
NNE
30
N
30
NNE
30
NNE
on
on
on
cross-on
cross-on
on
cross-on
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
off
High Tide
4:22AM1.39m
6:50PM1.31m
4:54AM1.37m
7:28PM1.29m
5:28AM1.34m
8:06PM1.26m
Low Tide
11:12PM0.87m
11:36AM0.00m
11:48PM0.88m
12:11PM0.02m
00:24AM0.89m
12:47PM0.06m
clear
cloud
part cloud
cloud
cloud
cloud
light rain
light rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
mod rain
rain showers
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:28
4:26
4:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:49
6:49
6:50
1
5
12
11
17
43
50
8
1
Temp °C
21
21
21
21
22
21
20
19
19
20
21
22
22
20
19
20
19
19
18
18
18
18
18
18
20
20
21
20
21
22
20
19
18
17
15
12
19
6
8
11
11
13
13
14
13
13
13
13
Swell 1
Height (m)
Direction
Period (s)
1.2
SSW
13
1.3
SSW
13
1.2
SSW
13
1.5
SSW
14
1.5
SSW
14
1.6
SSW
13
1.5
SSW
13
1.3
SSW
12
1.2
SSW
12
1.5
SW
15
1.6
SW
14
1.9
SW
17
8
SSW
16
4.5
SW
14
4
SSW
13
3
SSW
12
2.2
SW
12
1.8
SW
11
1.4
SW
10
1.3
ENE
10
1.4
ENE
10
1.7
ENE
10
0.9
SW
8
Energy kJ
475
586
469
947
857
837
781
521
410
936
998
2068
29570
7348
4832
2488
1269
716
408
360
410
570
105
Swell 2
Height (m)
Direction
Period (s)
0.7
SW
17
0.8
SW
16
1
SW
15
0.6
E
10
0.6
E
9
0.6
E
9
0.6
E
9
0.7
SW
17
0.9
SW
15
0.7
SW
17
1.2
SW
17
2.3
SE
10
1.9
SE
10
1.3
ESE
10
1.1
ESE
10
1
ESE
10
1.1
ENE
10
1.2
SW
10
1.1
SW
9
0.9
SW
9
0.6
SE
8
Energy kJ
302
326
459
64
62
62
62
273
395
309
844
1026
653
307
226
188
265
268
188
132
43
Swell 3
Height (m)
Direction
Period (s)
0.6
E
10
0.6
E
10
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
1.1
S
8
1.1
SSE
8
0.9
SSE
9
0.9
ENE
11
0.9
SE
10
0.7
SE
9
0.7
SE
8
0.6
SE
8
Energy kJ
65
65
65
21
20
21
177
61
60
165
164
132
200
134
84
74
55
Wind waves
Height (m)
Direction
Period (s)
0.5
SW
3
0.6
S
4
0.7
SSE
5
1.2
SE
9
1.6
SE
5
2.5
SE
7
4.5
SE
8
7.5
SSW
16
9.5
SW
16
2.5
NNW
7
2.3
NNW
7
1.6
N
6
1.5
N
5
1
N
5
0.7
N
4
0.5
N
4
0.3
NNW
4
2.2
NE
10
1.8
ENE
11
Energy kJ
6
12
22
251
140
606
2599
26975
43184
575
446
163
129
44
16
7
2
1026
800
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
3
1
1
1
4
4
5
4
4
1
1
2
3
2
1
2
2
1
Distance (km)
69
69
61
64
64
64
36
39
69
57
767
517
39
501
69
153
70
69
148
50
54
153
153
73
Best forecast wave conditions in Chiba
Rating
(10 max)
2
2
2
2
2
Best forecast wave conditions in Japan
Rating
(10 max)
4
4
4
4
4
4
3
2
1
6
4
8
5
4
4
2
3
4
3
2
1
2
2
2
Header Global
Rating
(10 max)
5
5
5
5
6
4
4
6
4
5
5
5
5
5
4
5
5
5
5
5
5
4
5
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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