Mera Surf Break

Mera 48 hour detailed Surf Forecast

Lat Long: 34.90° N 139.84° E

Issued: 2 am 29 Jun 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
23.7° 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 (29 Jun):

  • Morning surf: Morning surf (29 Jun, local time) - 3ft (0.9m), 8s period with SW swell.
  • Afternoon surf: Afternoon surf (29 Jun, local time) - 2.5ft (0.8m), 9s period with SSE swell.
  • Evening surf: Evening surf (29 Jun, local time) - 2.5ft (0.8m), 9s period with SSE swell.

The current surf forecast for Mera at 6AM is: 1.1m 9s primary swell from a Southwest direction and 0.7m 7s secondary swell from a South-southeast direction (forecast issued at 02:00am June 29). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (JST) & DateWave HeightWave Period
Morning (29 Jun)3ft (0.9m)8s
Afternoon (29 Jun)2.5ft (0.8m)9s
Evening (29 Jun)2.5ft (0.8m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 24°C on Mon afternoon, min 22°C on Mon morning). Wind will be generally light.

Monday
29
Tuesday
30
Wednesday
1
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
2
2
2
1
1
0
1
1
1
1
1
0
0
0
1
1
1
2
1
1
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)
1.8
SSW
9
1.3
SW
9
1.1
SW
9
0.9
SW
8
0.8
SSE
9
0.8
SSE
9
0.8
SSE
9
0.8
SSE
9
1
SW
8
0.7
SE
10
0.7
SE
10
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.6
SE
9
0.6
ESE
10
0.9
SSW
8
1.1
SSW
8
1
SSW
7
0.8
SSW
7
0.6
ESE
9
0.6
ESE
9
Wave Graph
Metric surfscale
Energy kJ
502
255
172
118
103
103
106
108
110
94
94
86
81
81
81
81
67
63
83
149
104
62
54
53
Wind (km/h)
20
W
15
WNW
10
NNW
5
N
0
NE
10
SSW
10
SW
10
SSW
10
SW
5
SW
5
NE
10
E
5
ESE
10
SSE
10
SE
10
S
5
NE
10
N
15
NE
15
NNE
15
N
5
SE
5
SSE
10
SSW
Wind State
cross-on
cross-on
cross-off
cross-off
glassy
cross-on
on
on
on
glassy
off
cross-off
cross-off
cross-on
cross
cross-on
glassy
cross-off
off
cross-off
cross-off
glassy
cross-on
on
High Tide
2:53AM1.39m
5:36PM1.35m
3:34AM1.41m
6:07PM1.37m
4:12AM1.43m
6:38PM1.37m
Low Tide
9:46PM0.98m
10:17AM0.09m
10:26PM0.95m
10:52AM0.05m
11:03PM0.92m
11:27AM0.04m
rain showers
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:28
4:28
4:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:58
6:58
6:58
 mm
1
Temp °C
22
21
21
22
23
23
24
23
23
22
22
23
23
23
23
23
23
22
22
23
24
24
23
23
Feels °C
23
22
22
25
27
25
26
25
26
25
25
26
26
25
25
25
26
24
23
24
25
27
25
25
Swell 1
Height (m)
Direction
Period (s)
1.8
SSW
9
1.3
SW
9
1.1
SW
9
0.9
SW
8
0.8
SW
8
0.8
SW
8
0.8
SSE
9
0.8
SSE
9
0.8
SW
8
0.7
SE
10
0.7
SE
10
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SW
7
0.8
SW
7
0.9
SSW
8
1.1
SSW
8
1
SSW
7
0.8
SSW
7
0.6
ESE
9
0.6
ESE
9
Energy kJ
502
255
172
118
95
78
106
108
69
94
94
86
81
81
81
81
50
62
83
149
104
62
54
53
Swell 2
Height (m)
Direction
Period (s)
0.3
ESE
15
0.9
SSE
8
0.7
SSE
7
0.6
SSE
7
0.8
SSE
9
0.8
SSE
9
0.3
ESE
15
0.3
ESE
14
0.7
SE
9
0.7
SW
8
0.7
SW
8
0.6
SW
8
0.6
SW
8
0.6
SW
7
0.5
SW
7
0.6
SW
7
0.6
SE
9
0.6
ESE
10
0.6
SE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.6
SW
7
0.4
SW
7
Energy kJ
42
83
55
41
103
103
42
41
90
58
60
48
35
34
25
39
67
63
67
55
55
54
29
15
Swell 3
Height (m)
Direction
Period (s)
0.2
E
8
0.4
SE
10
0.5
SE
9
0.5
SE
9
0.3
ESE
15
0.3
ESE
15
0.2
E
8
0.2
E
8
0.3
ESE
14
0.3
ESE
14
0.3
ESE
14
0.3
ESE
14
0.3
ESE
14
0.3
ESE
14
0.3
ESE
13
0.3
ESE
13
0.3
ESE
13
0.3
ESE
13
0.6
WSW
8
0.3
ESE
13
0.3
E
4
0.4
ESE
4
0.4
SSE
6
0.4
E
5
Energy kJ
5
32
41
41
42
42
5
5
41
39
37
36
36
36
35
35
35
35
45
35
2
5
10
7
Wind waves
Height (m)
Direction
Period (s)
0.8
SW
8
0.8
SW
8
1
SW
8
0.3
E
3
0.2
NNE
2
0.6
E
4
0.5
S
6
Energy kJ
93
86
110
1
1
11
15
Nearest Offshore or Glassy
Rating
(10 max)
2
3
2
2
2
1
2
2
2
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
Distance (km)
33
12
0
0
0
36
36
33
12
0
0
0
0
36
33
36
0
0
0
0
0
0
12
33
Best forecast wave conditions in Chiba
Rating
(10 max)
2
3
2
2
2
1
1
2
2
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
2
3
2
2
2
2
2
2
2
1
2
2
2
1
1
1
2
2
2
2
1
1
1
1
Header Global
Rating
(10 max)
5
9
6
9
6
9
7
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
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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