Mera Surf Break

Mera 48 hour detailed Surf Forecast

Lat Long: 34.90° N 139.84° E

Issued: 8 pm 12 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) - 2.5ft (0.7m), 8s period with E swell.

The current surf forecast for Mera at 3AM is: 0.6m 9s primary swell from a Southwest direction and 0.6m 6s secondary swell from a South direction, 0.5m 4s secondary swell from a Southwest direction (forecast issued at 08:00pm June 12). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (13 Jun)2ft (0.6m)8s
Afternoon (13 Jun)2.5ft (0.7m)8s
Evening (13 Jun)2.5ft (0.7m)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 20mm), heaviest during Mon morning. Warm (max 23°C on Sat afternoon, min 17°C on Mon morning). Winds increasing (light winds from the NW on Fri night, strong winds from the ENE by Mon morning).

Fri
12
Saturday
13
Sunday
14
Monday
15
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
6 AM
9 AM
12 PM
3 PM
Rating
(10 max)
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
0.6
SW
9
0.6
SW
9
0.6
SW
8
0.6
SW
9
0.6
SW
9
0.6
SW
8
0.6
SW
8
0.7
ESE
8
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
9
0.8
E
9
0.8
E
9
0.8
E
8
0.8
E
9
1.1
ESE
8
1.1
E
8
0.3
SSW
6
2.3
E
7
Wave Graph
Metric surfscale
Energy kJ
62
46
45
62
59
57
55
60
63
60
60
60
64
66
68
71
93
93
91
93
164
173
7
483
Wind (km/h)
15
SW
15
SSW
15
SW
5
NW
10
N
5
NNW
10
WSW
20
SSW
20
SSW
20
SW
20
SW
15
SW
10
SSW
10
SSW
15
S
20
S
20
S
10
SSE
20
SE
25
SE
25
ESE
35
E
40
ENE
40
NE
Wind State
on
on
on
cross
cross-off
cross-off
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-off
cross-off
off
off
High Tide
3:12PM1.26m
1:38AM1.39m
4:13PM1.36m
2:24AM1.45m
5:06PM1.42m
3:10AM1.50m
Low Tide
8:11PM0.91m
8:58AM0.03m
9:10PM0.96m
9:46AM-0.10m
10:01PM0.98m
10:33AM-0.18m
rain showers
rain showers
thunderstorm
part cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
mod rain
light rain
light rain
<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
6:54
 mm
2
1
1
1
3
6
3
3
Temp °C
22
22
22
21
21
21
22
23
23
22
22
21
22
22
22
22
22
22
21
21
19
17
18
18
Feels °C
21
20
21
22
22
22
23
22
22
21
22
21
23
23
22
21
21
23
20
19
16
12
12
12
Swell 1
Height (m)
Direction
Period (s)
0.6
SW
9
0.6
SW
9
0.6
SW
8
0.6
SW
9
0.6
SW
9
0.6
SW
8
0.6
ESE
7
0.7
ESE
8
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
9
0.8
E
9
0.8
E
9
0.8
E
8
0.8
E
9
0.1
SW
7
0.6
SSE
5
0.3
SSW
6
0.3
SSE
7
Energy kJ
62
46
45
62
59
57
43
60
63
60
60
60
64
66
68
71
93
93
91
93
2
17
7
9
Swell 2
Height (m)
Direction
Period (s)
0.5
SE
7
0.3
E
6
0.4
SSE
6
0.6
S
6
0.5
ESE
7
0.6
ESE
7
0.6
SW
8
0.6
SW
8
0.5
SW
8
0.5
SSE
7
0.5
SSE
7
0.5
SSE
6
0.5
SSE
6
0.6
S
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
9
0.1
SW
7
0.1
SE
9
0.1
SE
14
Energy kJ
21
6
15
28
26
38
55
43
34
26
25
23
22
25
14
14
8
8
7
5
3
2
3
7
Swell 3
Height (m)
Direction
Period (s)
0.3
E
6
0.2
SSW
11
0.3
E
6
0.2
ESE
7
0.5
S
7
0.5
S
7
0.5
S
7
0.5
S
7
0.4
SSE
7
0.5
SW
8
0.4
SW
8
0.4
SW
8
0.4
SW
8
0.4
SW
8
0.2
ESE
15
0.2
ESE
15
0.2
ESE
15
0.2
ESE
15
0.2
ESE
15
0.2
ESE
15
0.1
SE
15
0.1
SE
9
0.1
E
14
0.1
SW
7
Energy kJ
6
12
5
4
23
26
23
23
17
33
23
23
22
15
21
21
21
21
21
21
8
3
4
2
Wind waves
Height (m)
Direction
Period (s)
0.4
SW
3
0.6
S
6
0.4
SSW
3
0.5
SW
4
0.5
SW
4
0.4
WSW
4
0.4
SW
5
0.4
SW
5
0.5
SW
4
0.6
SSW
4
0.6
SW
4
0.5
SW
4
0.4
SW
4
0.4
SW
4
0.5
S
6
0.5
S
6
0.5
S
6
0.5
S
4
0.5
SSE
4
0.7
SSE
4
1.1
ESE
8
1.1
E
8
1.7
E
5
2.3
E
7
Energy kJ
2
27
4
7
7
7
5
8
7
10
14
8
6
4
19
18
18
7
8
13
164
173
160
483
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
3
3
3
3
Distance (km)
64
70
36
12
0
0
36
88
88
74
70
64
36
64
36
64
64
64
70
483
501
501
483
244
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
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
3
4
4
4
Header Global
Rating
(10 max)
8
9
6
4
7
8
7
5
5
5
5
5
5
5
5
4
7
5
5
5
9
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
How to use the Wavefinder

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Mera surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest