Mera Surf Break

Mera 48 hour detailed Surf Forecast

Lat Long: 34.90° N 139.84° E

Issued: 2 am 27 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) - 10ft (3.0m), 9s period with SSW swell.
  • Afternoon surf: Afternoon surf (27 Jun, local time) - 8ft (2.5m), 9s period with SSW swell.
  • Evening surf: Evening surf (27 Jun, local time) - 15ft (4.5m), 9s period with SSW swell.

The current surf forecast for Mera at 7AM is: 3.5m 8s primary swell from a South-southwest direction and 0.2m 16s secondary swell from a East-southeast direction, 0.2m 8s secondary swell from a East direction (forecast issued at 02:00am June 27). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (27 Jun)10ft (3.0m)9s
Afternoon (27 Jun)8ft (2.5m)9s
Evening (27 Jun)15ft (4.5m)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 167mm), heaviest during Sat night. Warm (max 24°C on Sat afternoon, min 21°C on Sun night). Winds decreasing (strong winds from the S on Sat afternoon, light winds from the E by Sun night).

Saturday
27
Sunday
28
Monday
29
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
1
0
0
0
0
1
3
4
0
2
4
2
2
2
3
2
2
2
2
2
2
2
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)
1.1
SW
13
1.9
SSW
13
3.5
SSW
8
3
SSW
9
2.5
SSW
9
2.5
SSW
9
2.5
S
8
4.5
SSW
9
4.5
SSW
12
4
SSW
12
3
SSW
12
2.1
SW
11
2.3
SSW
11
2
SSW
10
1.4
SW
10
1.5
SW
10
1.3
SW
9
1.1
SW
9
0.9
SW
9
0.9
SW
8
0.8
SSE
9
0.8
SSE
9
0.8
SSE
9
0.8
SSE
9
Wave Graph
Metric surfscale
Energy kJ
444
1283
1652
1261
1014
1107
858
3301
5594
3959
2662
1127
1192
836
380
408
278
202
129
120
101
103
103
103
Wind (km/h)
20
SSW
20
S
30
W
30
SW
20
S
50
S
25
SE
20
NW
25
N
20
SW
15
SW
10
SE
25
ESE
25
ESE
15
ESE
10
E
15
NNE
20
NNE
15
NNE
15
NE
10
ENE
10
NE
10
ENE
15
ENE
Wind State
on
cross-on
cross-on
on
cross-on
cross-on
cross
cross
cross-off
on
on
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
off
cross-off
off
High Tide
1:19AM1.34m
4:27PM1.26m
2:08AM1.37m
5:03PM1.31m
2:53AM1.39m
5:36PM1.35m
Low Tide
9:00AM0.20m
8:58PM1.01m
9:40AM0.14m
9:46PM0.98m
10:17AM0.09m
light rain
mod rain
heavy rain
mod rain
heavy rain
heavy rain
heavy rain
heavy rain
light rain
cloud
part cloud
light rain
light rain
light rain
cloud
light rain
cloud
light rain
cloud
cloud
cloud
part cloud
part cloud
clear
<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
 mm
1
7
25
7
13
28
44
66
4
1
1
1
1
1
Temp °C
22
22
23
22
23
24
23
23
23
24
24
23
22
22
22
22
22
21
21
22
23
23
23
22
Feels °C
22
23
22
21
24
20
23
24
22
25
26
25
20
21
23
24
24
21
22
23
25
25
25
23
Swell 1
Height (m)
Direction
Period (s)
1.1
SW
13
0.4
SE
10
0.2
ESE
16
1.1
SW
13
2.5
SSW
9
0.7
SSW
15
1
SSW
13
0.3
ESE
16
4.5
SSW
12
4
SSW
12
3
SSW
12
2.1
SW
11
2.3
SSW
11
2
SSW
10
1.4
SW
10
1.3
SW
10
1.3
SW
9
1.1
SW
9
0.9
SW
9
0.9
SW
8
0.8
SSE
9
0.8
SW
8
0.8
SSE
9
0.8
SSE
9
Energy kJ
444
37
26
374
1014
188
331
51
5594
3959
2662
1127
1192
836
380
303
278
202
129
120
101
78
103
103
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
10
0.2
ENE
10
0.2
E
8
0.3
ESE
16
0.4
SW
16
0.3
E
9
0.9
SW
12
0.1
NE
9
0.3
E
9
0.3
E
9
0.3
E
9
1.6
S
10
0.2
E
9
0.3
ESE
15
1.2
SSE
8
1.1
SSE
8
1
SSE
8
0.9
SSE
7
0.8
SSE
7
0.7
SSE
7
0.8
SW
8
0.8
SSE
9
0.8
SW
8
0.7
SW
8
Energy kJ
37
9
6
51
66
13
240
3
13
14
14
470
6
44
188
146
107
78
71
52
82
103
78
63
Swell 3
Height (m)
Direction
Period (s)
0.2
ENE
10
0.2
ESE
17
0.1
NE
10
0.2
E
8
0.3
ESE
16
0.3
ESE
16
0.3
E
8
0.2
ESE
16
0.2
ESE
16
0.2
ESE
16
0.3
E
9
0.2
ESE
16
0.2
E
8
0.3
ESE
15
0.3
ESE
15
0.3
ESE
15
0.4
SE
9
0.5
SE
9
0.5
SE
9
0.3
ESE
15
0.3
ESE
15
0.3
ESE
15
0.3
ESE
14
Energy kJ
10
29
4
6
51
51
13
25
25
25
14
24
6
42
42
42
31
41
41
42
42
42
41
Wind waves
Height (m)
Direction
Period (s)
1.3
SSW
6
1.9
SSW
13
3.5
SSW
8
3
SSW
9
2.5
SSW
9
2.5
S
8
4.5
SSW
9
1.5
SW
10
0.1
NE
6
0.4
NE
3
0.5
NE
4
0.5
ENE
5
0.5
ENE
5
0.5
E
5
0.5
ENE
4
Energy kJ
136
1283
1652
1261
1107
858
3301
408
1
2
8
12
13
11
11
Nearest Offshore or Glassy
Rating
(10 max)
1
1
3
4
2
3
3
4
9
4
4
4
4
1
1
3
2
2
2
2
2
2
2
2
Distance (km)
61
47
36
90
61
73
53
50
51
51
33
0
77
39
39
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in Chiba
Rating
(10 max)
1
4
9
4
4
4
3
2
2
2
2
2
2
2
2
Best forecast wave conditions in Japan
Rating
(10 max)
3
3
3
4
3
4
4
4
9
4
4
4
4
3
4
3
2
2
2
2
2
2
2
2
Header Global
Rating
(10 max)
7
7
5
6
6
6
6
5
5
5
9
9
8
7
6
6
5
6
6
6
8
7
5
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
How to use the Wavefinder 

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