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Surf Forecasts:

Mera surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 2 am Monday 01 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
22.5° C
 (Which is slightly warmer than usual)

How big are the waves at Mera today (01 Jun):

  • Morning surf: Morning surf (01 Jun, local time) - 2.5ft (0.7m), 16s period with SSW swell.
  • Afternoon surf: Afternoon surf (01 Jun, local time) - 3.5ft (1.0m), 15s period with SSW swell.
  • Evening surf: Evening surf (01 Jun, local time) - 4ft (1.2m), 14s period with SSW swell.

The current surf forecast for Mera at 5AM is: 0.8m 11s primary swell from a South direction and 0.7m 10s secondary swell from a East direction, 1.1m 5s secondary swell from a Southwest direction (forecast issued at 02:00am June 01). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (01 Jun)2.5ft (0.7m)16s
Afternoon (01 Jun)3.5ft (1.0m)15s
Evening (01 Jun)4ft (1.2m)14s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table

Short Range Forecast

Heavy rain (total 184mm), heaviest during Wed afternoon. Warm (max 22°C on Mon morning, min 18°C on Wed night). Winds increasing (light winds from the SSE on Tue afternoon, severe gales from the NNW by Wed night).

Monday
1
Tuesday
2
Wednesday
3
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
1
1
0
1
0
0
0
0
2
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)
0.8
S
11
0.8
S
11
0.8
S
11
0.7
SSW
16
0.8
SSW
16
1
SSW
15
1.2
SSW
14
1.2
SSW
14
1.2
SSW
13
1.3
SSW
13
1.2
SSW
13
1.6
SSW
14
1.5
SSW
14
1.6
SSW
13
1.6
SSW
13
1.5
SSW
13
1.4
SW
12
0.8
SW
15
1.4
SW
15
3.5
SE
8
5
SE
10
9
SSW
16
5
SW
15
3.5
SW
14
Wave Graph
Metric surfscale
Energy kJ
160
154
151
229
288
468
549
545
475
586
476
1057
857
892
878
722
540
297
930
1742
4951
37837
10913
4666
Wind (km/h)
35
SW
25
WSW
20
WSW
20
SW
20
SW
30
SW
30
SSW
30
SSW
20
SSW
20
SSW
20
SSW
15
S
20
S
20
S
15
SSE
15
S
15
S
25
SE
35
ESE
55
E
55
E
50
ESE
70
N
80
NNW
Wind State
on
on
cross-on
on
on
on
on
on
on
on
cross-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
High Tide
3:49AM1.40m
6:14PM1.32m
4:22AM1.39m
6:50PM1.31m
4:54AM1.37m
7:28PM1.29m
Low Tide
10:36PM0.87m
11:02AM-0.00m
11:12PM0.87m
11:36AM0.00m
11:48PM0.88m
12:11PM0.02m
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
4:28
—
—
—
—
—
—
—
4:28
—
—
—
—
—
—
—
4:26
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
—
6:47
—
—
—
—
—
—
—
6:49
—
—
—
—
—
—
—
6:49
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
3
17
36
51
57
14
4
Temp °C
21
20
20
21
22
21
21
21
21
21
21
21
21
21
21
21
21
19
19
20
21
22
21
18
Feels °C
18
19
19
20
21
18
18
18
20
20
20
20
20
20
21
21
21
16
15
13
14
16
11
5
Swell 1
Height (m)
Direction
Period (s)
0.8
S
11
0.8
S
11
0.8
S
11
0.8
S
11
0.8
SSW
16
1
SSW
15
1.2
SSW
14
1.2
SSW
14
1.2
SSW
13
1.3
SSW
13
1.2
SSW
13
1.6
SSW
14
1.5
SSW
14
1.6
SSW
13
1.6
SSW
13
1.5
SSW
13
1.4
SW
12
1
SW
12
1.4
SW
15
1.5
SW
16
2.5
SW
16
5.5
SE
11
5
SW
15
3.5
SW
14
Energy kJ
160
154
151
149
288
468
549
545
475
586
476
1057
857
892
878
722
540
297
930
1041
3058
6503
10913
4666
Swell 2
Height (m)
Direction
Period (s)
0.7
E
10
0.7
E
10
0.7
E
10
0.7
E
10
0.7
S
11
0.6
E
10
0.6
E
10
0.6
E
10
0.7
SW
17
0.8
SW
16
1
SW
15
0.6
E
10
0.6
E
10
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.8
SW
15
0.1
S
13
0.9
WSW
18
—
5.5
SW
16
4
SE
11
3
SE
10
Energy kJ
94
98
94
92
108
66
64
66
302
326
459
64
64
62
62
61
60
276
3
559
—
14225
3993
1749
Swell 3
Height (m)
Direction
Period (s)
0.3
SE
12
0.1
SW
18
0.4
SW
17
0.7
SSW
16
0.7
E
10
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.6
E
10
0.6
E
10
0.6
E
10
0.3
SE
12
0.3
SE
11
0.3
SE
12
0.3
SE
12
0.3
SE
11
0.3
SE
11
0.6
E
9
0.8
SW
12
—
—
—
—
0.5
S
11
Energy kJ
22
13
72
229
92
20
19
20
65
65
65
21
20
21
21
20
19
60
164
—
—
—
—
63
Wind waves
Height (m)
Direction
Period (s)
1.4
SW
5
1.2
SW
5
1
SW
5
0.8
SW
5
0.6
SW
5
0.7
SW
4
0.7
SW
4
0.6
SW
4
0.5
SW
3
—
—
—
0.5
SSE
4
0.8
SSE
5
—
—
0.8
SSE
5
1.5
SSE
6
2.4
SE
7
3.5
SE
8
5
SE
10
9
SSW
16
3.5
NNW
7
3.5
NNW
8
Energy kJ
107
83
53
30
19
14
16
12
6
—
—
—
10
31
—
—
37
143
511
1742
4951
37837
1181
1241
Nearest Offshore or Glassy
Chigasaki Jetty
Kanagawa
Tsurigasaki Surfing Beach (Tokyo 2020)
Chiba
Chigasaki Jetty
Kanagawa
Shonan
Kanagawa
Uraga Point
Kanagawa
Uraga Point
Kanagawa
Shida
Chiba
Hashikui Bay
Shikoku
Kisami-Ohama Beach
Shizuoka
Sakawa River
Kanagawa
Niijima - Awaii
Izu Islands
Hanamizu River
Kanagawa
Chigasaki Jetty
Kanagawa
Ohara
Chiba
Ohara
Chiba
Ohara
Chiba
Ohara
Chiba
Keta Reef Oshima
Izu Islands
Keta Reef Oshima
Izu Islands
Osaki
Kanagawa
Kodogawa
Kyu Shu
Kodogawa
Kyu Shu
Kodogawa
Kyu Shu
Uchizuma
Shikoku
Rating
(10 max)
1
2
1
1
2
2
2
4
3
1
4
2
2
2
2
2
2
2
2
1
4
4
3
4
Distance (km)
61
70
61
59
36
36
70
504
88
73
77
69
61
64
64
64
64
47
47
50
804
804
804
521
Best forecast wave conditions in Chiba
Tsurigasaki Surfing Beach (Tokyo 2020)
Tsurigasaki Surfing Beach (Tokyo 2020)
Tsurigasaki Surfing Beach (Tokyo 2020)
Tsurigasaki Surfing Beach (Tokyo 2020)
Tsurigasaki Surfing Beach (Tokyo 2020)
Tsurigasaki Surfing Beach (Tokyo 2020)
Shida
Shida
Shida
Shida
Shida
Shida
Shida
Shida
Shida
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Best forecast wave conditions in Japan
Tsurigasaki Surfing Beach (Tokyo 2020)
Chiba
Takegashima
Shikoku
Takegashima
Shikoku
Niyodo Rivermouth
Shikoku
Niyodo Rivermouth
Shikoku
Niyodo Rivermouth
Shikoku
Hashikui Bay
Shikoku
Nagata
Kyu Shu
Nagata
Kyu Shu
Niijima - Habushiura
Izu Islands
Niyodo Rivermouth
Shikoku
Niyodo Rivermouth
Shikoku
Omaezaki
Shizuoka
Niyodo Rivermouth
Shikoku
Niyodo Rivermouth
Shikoku
Niyodo Rivermouth
Shikoku
Yonabaru
Okinawa
Keta Reef Oshima
Izu Islands
Keta Reef Oshima
Izu Islands
Sakawa River
Kanagawa
Unnamed
Kyu Shu
Kojima
Kyu Shu
Kojima
Kyu Shu
Niyodo Rivermouth
Shikoku
Rating
(10 max)
2
2
3
3
3
4
3
4
4
4
4
4
4
4
4
4
2
2
2
1
6
4
4
4
Header Global
Fare Left
French Polynesia
Haapiti
French Polynesia
Cathedral Rock
Australia
Easter Reef
Australia
Easter Reef
Australia
Fare Left
French Polynesia
Fare Left
French Polynesia
Haapiti
French Polynesia
Haapiti
French Polynesia
Ahijedero
Mexico
Fairway Reef
New Zealand
Moureeses
New Zealand
Moureeses
New Zealand
Moureeses
New Zealand
Clark Island
New Zealand
Clark Island
New Zealand
Clark Island
New Zealand
Ahijedero
Mexico
Ahijedero
Mexico
Arataki
New Zealand
Viri Inga O Tuki
Chile
Arataki
New Zealand
Ahijedero
Mexico
Ahijedero
Mexico
Rating
(10 max)
6
6
6
5
5
5
5
5
5
4
5
5
5
5
5
5
5
4
4
4
5
4
4
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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