Mera Surf Break

Mera 48 hour detailed Surf Forecast

Lat Long: 34.90° N 139.84° E

Issued: 8 pm 26 Jun 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
23.3° 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 (27 Jun):

  • Morning surf: Morning surf (27 Jun, local time) - 11ft (3.5m), 9s period with SW swell.
  • Afternoon surf: Afternoon surf (27 Jun, local time) - 10ft (3.0m), 9s period with SSW swell.
  • Evening surf: Evening surf (27 Jun, local time) - 13ft (4.0m), 9s period with SSW swell.

The current surf forecast for Mera at 2AM is: 1.2m 13s primary swell from a Southwest direction and 0.4m 10s secondary swell from a Southeast direction, 1.5m 6s secondary swell from a South-southwest direction (forecast issued at 08:00pm June 26). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (27 Jun)11ft (3.5m)9s
Afternoon (27 Jun)10ft (3.0m)9s
Evening (27 Jun)13ft (4.0m)9s

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 175mm), heaviest during Sat afternoon. Warm (max 25°C on Sat night, min 21°C on Sun night). Winds decreasing (strong winds from the SSW on Sat night, light winds from the ENE by Sun night).

Fri
26
Saturday
27
Sunday
28
Monday
29
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
0
0
0
0
0
0
8
2
1
2
3
2
2
2
2
2
2
2
1
2
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)
1.3
SW
14
1.3
SW
14
1.1
SW
13
1.2
SW
13
3.5
SSW
7
3.5
SW
9
2.5
SSW
9
3
SSW
9
3
SSW
8
4
SSW
9
4
SW
12
4
SSW
12
3
SSW
12
2.5
SSW
11
2.3
SSW
11
2.1
SSW
10
1.4
SW
10
1.2
SW
10
1.1
SW
9
1.5
S
9
1
SW
9
0.9
SW
9
0.9
SW
8
0.8
SSE
9
Wave Graph
Metric surfscale
Energy kJ
641
588
444
503
1241
1927
1093
1210
1100
2808
4048
3959
2662
1677
1192
898
380
268
225
355
155
126
102
103
Wind (km/h)
35
SW
30
SW
30
SSW
15
S
35
NW
30
SW
20
S
40
S
30
S
45
SSW
20
NNW
20
WSW
20
SW
15
SSW
10
SSE
15
ESE
15
ESE
5
ENE
15
NE
20
NNE
15
NNE
15
NE
10
ENE
10
E
Wind State
on
on
on
cross-on
cross
on
cross-on
cross-on
cross-on
on
cross-off
on
on
on
cross
cross-off
cross-off
off
off
off
off
off
off
cross-off
High Tide
3:44PM1.20m
1:19AM1.34m
4:27PM1.26m
2:08AM1.37m
5:03PM1.31m
2:53AM1.39m
Low Tide
8:01PM1.01m
9:00AM0.20m
8:58PM1.01m
9:40AM0.14m
9:46PM0.98m
10:17AM0.09m
cloud
cloud
cloud
mod rain
rain showers
light rain
mod rain
heavy rain
heavy rain
thunderstorm
rain showers
cloud
part cloud
rain showers
cloud
light rain
light rain
light rain
cloud
cloud
light rain
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:28
4:28
4:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:58
6:58
6:58
6:58
 mm
8
34
4
9
27
51
34
1
1
2
1
1
2
Temp °C
24
24
23
22
22
22
22
23
23
25
23
23
24
23
23
22
22
22
22
22
21
22
23
23
Feels °C
22
23
22
24
19
21
22
20
22
22
24
24
25
25
25
23
23
25
24
23
22
23
25
24
Swell 1
Height (m)
Direction
Period (s)
1.3
SW
14
1.3
SW
14
1.1
SW
13
1.2
SW
13
0.4
SE
10
3
SSW
9
2.5
SSW
9
0.3
E
8
0.7
SW
12
0.3
ESE
16
3
S
10
4
SSW
12
3
SSW
12
2.5
SSW
11
2.3
SSW
11
2.1
SSW
10
1.4
SW
10
1.2
SW
10
1.1
SW
9
1.5
S
9
1
SW
9
0.9
SW
9
0.9
SW
8
0.8
SW
8
Energy kJ
641
588
444
503
28
1274
1093
12
141
51
2072
3959
2662
1677
1192
898
380
268
225
355
155
126
102
80
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
11
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.2
ESE
16
1.2
SW
13
0.4
SW
16
0.3
ESE
16
0.3
E
8
0.1
NE
9
3
SW
12
0.3
E
9
0.3
E
9
0.3
E
9
0.2
E
9
0.3
ESE
15
1.3
SSE
8
1.1
SSE
8
1
SSE
8
0.3
ESE
15
0.9
SSE
7
0.6
SSE
7
0.5
SSE
7
0.8
SSE
9
Energy kJ
40
39
37
37
26
473
66
51
13
3
2665
14
14
14
6
44
202
153
117
42
78
36
26
103
Swell 3
Height (m)
Direction
Period (s)
0.2
ENE
10
0.2
ENE
10
0.2
ENE
10
0.2
ENE
10
0.2
E
8
0.3
ESE
16
0.3
ESE
16
0.1
NE
9
0.3
ESE
16
0.3
E
9
0.2
ESE
16
0.2
ESE
16
0.2
ESE
16
0.2
ESE
16
0.2
E
8
0.3
ESE
15
0.3
ESE
15
0.3
ESE
15
0.2
ENE
7
0.4
SE
9
0.5
SE
9
0.5
SE
9
0.3
ESE
15
Energy kJ
10
10
10
10
6
51
51
3
51
14
25
25
25
24
6
42
42
42
5
31
41
40
42
Wind waves
Height (m)
Direction
Period (s)
1.7
SSW
6
1.4
SSW
6
1.3
SSW
6
1.6
SSW
6
3.5
SSW
7
3.5
SW
9
3
SSW
9
3
SSW
8
4
SSW
9
4
SW
12
0.3
NE
3
0.4
NE
6
0.5
NE
3
0.6
ENE
5
Energy kJ
232
165
136
182
1241
1927
1210
1100
2808
4048
1
14
4
17
Nearest Offshore or Glassy
Rating
(10 max)
2
3
1
2
1
4
4
4
3
4
4
5
4
2
4
2
1
2
2
2
2
2
1
2
Distance (km)
148
88
60
47
50
36
153
61
50
36
55
36
33
50
80
70
39
0
0
0
0
0
0
0
Best forecast wave conditions in Chiba
Rating
(10 max)
2
2
3
4
4
4
2
2
2
2
2
2
2
1
2
Best forecast wave conditions in Japan
Rating
(10 max)
2
3
3
3
3
4
4
4
4
4
4
5
4
4
4
3
2
3
2
2
2
2
1
2
Header Global
Rating
(10 max)
5
6
7
7
5
6
6
6
5
5
5
5
4
9
8
7
6
5
5
6
6
6
8
7
  • 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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