Mera Surf Break

Mera 48 hour detailed Surf Forecast

Lat Long: 34.90° N 139.84° E

Issued: 8 am 13 Jun 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
23.0° C

Normal for this time of year

Mera surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Mera today (13 Jun):

  • Morning surf: Morning surf (13 Jun, local time) - 2ft (0.6m), 8s period with SW swell.
  • Afternoon surf: Afternoon surf (13 Jun, local time) - 2.5ft (0.7m), 8s period with ESE swell.
  • Evening surf: Evening surf (13 Jun, local time) - 3ft (0.9m), 8s period with SW swell.

The current surf forecast for Mera at 1PM is: 0.7m 8s primary swell from a East-southeast direction and 0.6m 8s secondary swell from a Southwest direction, 0.3m 4s secondary swell from a Southwest direction (forecast issued at 08:00am June 13). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (13 Jun)2ft (0.6m)8s
Afternoon (13 Jun)2.5ft (0.7m)8s
Evening (13 Jun)3ft (0.9m)8s

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 38mm), heaviest during Mon morning. Warm (max 23°C on Sat afternoon, min 17°C on Sun night). Winds increasing (calm on Sat morning, strong winds from the NE by Mon morning).

Saturday
13
Sunday
14
Monday
15
Tue
16
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)
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
SW
9
0.6
SW
8
0.6
SW
8
0.7
ESE
8
0.7
E
8
0.9
SW
8
0.9
SSW
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.1
SE
15
2
E
6
2.5
E
7
3
E
8
3
E
9
2.3
E
9
2.1
E
9
1.9
E
9
Wave Graph
Metric surfscale
Energy kJ
75
57
55
60
60
98
103
60
63
64
66
69
69
68
68
68
8
302
763
1192
1373
828
715
588
Wind (km/h)
5
NNW
5
WNW
10
SW
25
SSW
25
SSW
25
SSW
20
SW
15
SW
10
SSW
15
S
15
S
20
S
15
SSE
15
SSE
20
SE
15
ESE
30
ENE
40
ENE
45
NE
45
NE
40
NNE
40
N
35
N
30
N
Wind State
glassy
glassy
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
High Tide
4:13PM1.36m
2:24AM1.45m
5:06PM1.42m
3:10AM1.50m
5:55PM1.45m
Low Tide
8:58AM0.03m
9:10PM0.96m
9:46AM-0.10m
10:01PM0.98m
10:33AM-0.18m
10:48PM0.99m
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
cloud
light rain
mod rain
mod rain
heavy rain
mod rain
light rain
light rain
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:26
4:26
4:26
4:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:53
6:54
6:54
6:54
 mm
5
8
6
11
6
1
1
Temp °C
21
21
22
23
22
22
21
21
21
22
22
22
22
22
21
18
17
17
17
18
18
18
18
18
Feels °C
22
22
22
21
20
21
20
21
22
23
22
21
22
22
19
17
13
11
10
11
13
12
13
14
Swell 1
Height (m)
Direction
Period (s)
0.7
SW
9
0.6
SW
8
0.6
ESE
7
0.7
ESE
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.2
SSW
6
0.1
SW
6
0.9
SSE
9
1.2
S
9
2.3
E
9
2.1
E
9
1.9
E
9
Energy kJ
75
57
43
60
60
60
60
60
63
64
66
69
69
68
68
68
4
2
138
235
828
715
588
Swell 2
Height (m)
Direction
Period (s)
0.5
ESE
7
0.6
ESE
7
0.6
SW
8
0.6
SW
8
0.5
SSE
7
0.5
SSE
7
0.4
SE
6
0.4
SW
8
0.5
SSE
6
0.5
SSE
6
0.4
SW
8
0.4
SW
7
0.3
SW
7
0.3
SW
7
0.3
SW
7
0.2
SSW
7
0.1
SE
15
0.1
SE
14
0.1
S
24
0.1
S
23
1.4
SSE
9
1.2
SSE
8
1
S
8
Energy kJ
26
38
55
43
25
26
10
23
21
21
14
14
8
8
7
5
8
8
11
11
311
192
127
Swell 3
Height (m)
Direction
Period (s)
0.5
S
7
0.5
S
7
0.5
SSE
7
0.5
SSE
7
0.5
SW
8
0.1
E
16
0.2
S
7
0.1
SE
10
0.4
SW
8
0.4
SW
8
0.2
ESE
15
0.2
ESE
15
0.3
SSE
6
0.2
ESE
15
0.2
ESE
15
0.2
ESE
15
0.1
S
23
0.1
SE
13
0.2
ESE
13
Energy kJ
23
26
26
26
34
5
4
4
22
15
21
21
7
21
21
21
10
7
17
Wind waves
Height (m)
Direction
Period (s)
0.4
SW
4
0.3
SW
4
0.4
SW
3
0.6
SW
4
0.9
SW
8
0.9
SSW
8
0.8
S
6
0.4
SW
4
0.4
SW
4
0.5
S
6
0.5
S
6
0.5
S
4
0.5
SSE
6
0.7
SSE
4
0.8
SE
4
1.5
ESE
5
2
E
6
2.5
E
7
3
E
8
3
E
9
1.3
N
5
1.2
N
5
0.9
N
5
Energy kJ
3
3
3
14
98
103
47
7
6
18
18
7
18
11
20
123
302
763
1192
1373
75
68
34
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
4
3
3
3
3
3
1
3
Distance (km)
0
0
36
2212
88
73
74
36
36
64
64
64
64
64
578
500
563
501
244
244
244
153
59
40
Best forecast wave conditions in Chiba
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
3
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
4
3
3
3
3
3
3
3
Header Global
Rating
(10 max)
8
9
6
5
5
5
5
5
5
4
4
4
4
5
5
5
9
5
5
5
5
5
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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