Mera Surf Break

Mera 48 hour detailed Surf Forecast

Lat Long: 34.90° N 139.84° E

Issued: 2 am 12 Jun 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
22.0° C

Slightly cooler than normal

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 (12 Jun):

  • Morning surf: Morning surf (12 Jun, local time) - 2.5ft (0.8m), 9s period with SW swell.
  • Afternoon surf: Afternoon surf (12 Jun, local time) - 2.5ft (0.7m), 9s period with SW swell.
  • Evening surf: Evening surf (12 Jun, local time) - 2ft (0.6m), 9s period with SW swell.

The current surf forecast for Mera at 8AM is: 0.8m 9s primary swell from a Southwest direction and 0.8m 7s secondary swell from a South-southeast direction (forecast issued at 02:00am June 12). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (12 Jun)2.5ft (0.8m)9s
Afternoon (12 Jun)2.5ft (0.7m)9s
Evening (12 Jun)2ft (0.6m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 6mm), mostly falling on Fri morning. Warm (max 23°C on Fri night, min 20°C on Fri night). Wind will be generally light.

Friday
12
Saturday
13
Sunday
14
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
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
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)
0.9
SW
9
0.9
SW
9
0.9
SW
9
0.8
SW
9
0.8
SW
9
0.7
SW
9
0.6
SW
9
0.6
SW
9
0.6
SW
8
0.6
SW
9
0.6
SW
9
0.7
ESE
7
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.9
ESE
8
0.9
ESE
8
0.8
E
8
Wave Graph
Metric surfscale
Energy kJ
138
135
118
95
95
76
62
46
45
62
59
57
75
77
79
78
80
82
84
90
89
118
118
89
Wind (km/h)
15
S
10
SSW
10
S
10
SSW
15
SSW
20
SSW
15
SSW
15
SSW
10
SW
10
NNW
15
NNE
10
N
5
W
10
SW
15
SSW
15
SSW
10
SW
15
SW
5
SSW
5
SSW
10
S
20
S
20
SSE
15
SSE
Wind State
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
on
cross-off
cross-off
cross-off
glassy
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross
High Tide
00:53AM1.33m
3:12PM1.26m
1:38AM1.39m
4:13PM1.36m
2:24AM1.45m
5:06PM1.42m
Low Tide
8:09AM0.20m
8:11PM0.91m
8:58AM0.03m
9:10PM0.96m
9:46AM-0.10m
clear
rain showers
rain showers
rain showers
clear
clear
thunderstorm
rain showers
clear
clear
part cloud
cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
rain showers
rain showers
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:26
4:26
4:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:53
6:53
6:54
 mm
1
1
1
1
1
1
1
Temp °C
21
21
21
21
22
22
22
23
22
21
20
21
21
22
22
22
22
21
21
22
22
22
22
21
Feels °C
20
21
22
22
22
21
21
22
22
22
19
21
23
22
22
22
23
22
23
24
23
22
21
21
Swell 1
Height (m)
Direction
Period (s)
0.9
SW
9
0.9
SW
9
0.9
SW
9
0.8
SW
9
0.8
SW
9
0.7
SW
9
0.6
SW
9
0.6
SW
9
0.6
SW
8
0.6
SW
9
0.6
ESE
7
0.7
ESE
7
0.8
ESE
8
0.8
ESE
8
0.8
ESE
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.9
ESE
8
0.9
ESE
8
0.8
E
8
Energy kJ
138
135
118
95
95
76
62
46
45
62
40
57
75
77
79
78
80
82
84
90
89
118
118
89
Swell 2
Height (m)
Direction
Period (s)
0.5
E
7
0.9
SSE
7
0.8
SSE
7
0.8
SSE
7
0.6
SSE
7
0.5
SSE
7
0.5
SE
7
0.3
E
6
0.3
SSW
11
0.5
ESE
7
0.6
SW
9
0.6
SW
8
0.6
SW
8
0.6
SW
8
0.6
SW
8
0.5
SSE
7
0.6
SW
8
0.5
S
6
0.5
S
6
0.4
SSE
6
0.4
SSE
6
0.3
SW
7
0.3
SSE
6
0.3
SW
7
Energy kJ
24
68
53
54
36
26
21
6
23
25
59
57
55
43
55
26
41
20
20
13
12
9
7
8
Swell 3
Height (m)
Direction
Period (s)
0.3
S
7
0.5
E
7
0.4
ENE
7
0.4
ENE
6
0.4
ENE
6
0.4
ENE
6
0.3
E
6
0.2
SSW
11
0.3
E
5
0.5
S
6
0.5
S
6
0.5
S
7
0.5
S
7
0.1
E
16
0.5
SSE
7
0.6
SW
8
0.5
SSE
6
0.4
SW
8
0.4
SW
8
0.4
SW
8
0.4
SW
7
0.2
ESE
15
0.3
SW
7
0.3
SSE
6
Energy kJ
9
24
15
14
13
14
6
12
5
20
20
24
24
5
25
42
23
23
23
20
14
21
8
7
Wind waves
Height (m)
Direction
Period (s)
0.8
SSE
7
0.4
SSW
6
0.7
S
6
0.7
S
6
0.4
SW
4
0.6
S
7
0.3
SW
4
0.7
S
7
0.6
S
6
0.3
SW
4
0.3
SSE
6
0.4
SSE
4
0.4
SE
4
Energy kJ
61
14
38
37
4
34
3
43
30
2
7
5
3
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
61
36
36
36
64
64
64
88
33
0
0
0
0
36
64
64
36
36
12
36
64
64
64
64
Best forecast wave conditions in Chiba
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
6
5
6
6
6
7
7
9
9
4
4
5
6
5
5
5
5
4
5
4
4
7
7
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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