Mera Surf Break

Mera 48 hour detailed Surf Forecast

Lat Long: 34.90° N 139.84° E

Issued: 8 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 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) - 11ft (3.5m), 9s period with SSW swell.

The current surf forecast for Mera at 3PM is: 3.0m 9s primary swell from a South-southwest direction and 0.9m 12s secondary swell from a Southwest direction, 0.7m 15s secondary swell from a South-southwest direction (forecast issued at 08:00am June 27). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (27 Jun)10ft (3.0m)9s
Afternoon (27 Jun)10ft (3.0m)9s
Evening (27 Jun)11ft (3.5m)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 153mm), heaviest during Sat afternoon. Warm (max 24°C on Sat afternoon, min 21°C on Sun night). Winds decreasing (near gales from the SSW on Sat morning, light winds from the SSW by Sun afternoon).

Saturday
27
Sunday
28
Monday
29
Tue
30
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
12 AM
3 AM
Rating
(10 max)
0
4
0
0
4
4
4
4
3
2
4
4
2
3
1
1
2
2
2
2
2
2
1
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)
3.5
SSW
8
3
SW
9
2.5
SSW
9
3
SSW
9
1.8
SW
9
3.5
SSW
9
3
SW
12
3.5
SSW
12
3
SSW
11
2.5
SSW
11
2.3
SSW
11
2.4
SSW
10
2.5
SSW
8
1.8
SW
10
1.4
SW
9
1.2
SW
9
1.1
SW
9
0.9
SW
8
0.8
SSE
9
0.8
SSE
9
0.8
SSE
9
0.9
SW
8
0.9
SW
8
0.7
SE
10
Wave Graph
Metric surfscale
Energy kJ
1487
1321
1045
1191
475
2193
2375
3524
2316
1568
1192
1170
803
566
328
225
168
118
109
103
106
86
84
94
Wind (km/h)
65
SW
10
SW
55
SSW
35
SW
5
N
20
N
20
N
15
WNW
10
S
10
S
10
E
10
ESE
5
SSW
10
N
15
NNE
15
N
15
NNE
10
NNE
10
NE
10
E
15
E
10
E
10
ENE
10
ENE
Wind State
on
on
cross-on
on
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-off
cross-off
on
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
off
High Tide
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
10:26PM0.95m
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
cloud
part cloud
part cloud
light rain
light rain
light rain
light rain
cloud
cloud
light rain
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:28
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
14
12
18
18
85
11
2
3
1
2
1
Temp °C
25
22
23
24
23
23
23
23
23
23
22
22
22
22
21
21
21
22
23
23
23
22
22
21
Feels °C
17
25
18
23
27
24
23
25
26
26
24
24
25
24
22
22
22
23
24
25
24
23
23
22
Swell 1
Height (m)
Direction
Period (s)
0.2
ESE
16
2.5
SSW
9
0.4
SW
16
0.9
SW
12
1.8
SW
9
3
SSW
9
3
S
11
3.5
SSW
12
3
SSW
11
2.5
SSW
11
2.3
SSW
11
2.1
SSW
10
0.3
ESE
15
1.2
SSE
8
1.4
SW
9
1.2
SW
9
1.1
SW
9
0.9
SW
8
0.9
SW
8
0.8
SW
8
0.8
SW
8
0.9
SW
8
0.9
SW
8
0.8
SW
8
Energy kJ
26
1101
66
256
475
1729
2095
3524
2316
1568
1192
884
42
173
328
225
168
118
109
78
78
86
84
69
Swell 2
Height (m)
Direction
Period (s)
0.2
E
8
1.3
SW
13
0.3
ESE
16
0.7
SSW
15
1
SSW
13
1
SSW
12
3
SW
12
0.2
ESE
16
0.2
ESE
16
0.3
E
9
0.3
E
9
0.3
ESE
15
0.2
E
8
0.3
ESE
15
0.9
SSE
8
0.9
SSE
8
0.8
SSE
7
0.6
SE
9
0.8
SSE
9
0.8
SSE
9
0.8
SSE
9
0.7
SE
9
0.6
SE
9
0.7
SE
10
Energy kJ
6
529
51
188
331
283
2375
25
25
14
13
44
5
42
91
83
59
65
103
103
106
86
71
94
Swell 3
Height (m)
Direction
Period (s)
0.1
NE
10
0.3
ESE
16
0.3
E
8
0.3
E
8
0.9
SW
12
0.9
SW
12
0.2
E
9
0.2
ESE
16
0.2
ESE
16
0.2
ESE
16
0.2
ESE
16
0.2
E
8
0.1
NE
8
0.2
E
8
0.3
ESE
15
0.4
SE
10
0.5
SE
9
0.5
S
7
0.3
ESE
15
0.3
ESE
15
0.3
ESE
15
0.3
ESE
14
0.5
ENE
5
0.5
E
5
Energy kJ
4
51
12
13
240
212
6
25
25
25
24
6
3
5
42
32
41
26
42
42
42
41
15
14
Wind waves
Height (m)
Direction
Period (s)
3.5
SSW
8
3
SW
9
2.5
SSW
9
3
SSW
9
1.6
SSE
8
3.5
SSW
9
0.7
NW
4
2.4
SSW
10
2.5
SSW
8
1.8
SW
10
0.1
NE
5
0.3
NE
2
0.4
ENE
5
0.6
ENE
5
0.7
ENE
5
0.6
ENE
5
Energy kJ
1487
1321
1045
1191
300
2193
16
1170
803
566
1
1
9
17
22
20
Nearest Offshore or Glassy
Rating
(10 max)
3
4
3
4
4
2
3
4
4
2
4
4
2
3
3
2
2
2
2
2
2
2
1
1
Distance (km)
36
14
61
59
0
43
43
33
33
39
0
0
14
0
12
12
0
0
0
0
0
0
0
0
Best forecast wave conditions in Chiba
Rating
(10 max)
4
4
4
4
4
4
3
4
4
2
3
3
2
2
2
2
2
2
2
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
3
4
4
4
4
4
5
4
4
4
4
4
4
3
3
2
2
2
2
2
2
2
1
1
Header Global
Rating
(10 max)
6
6
6
6
6
5
5
5
9
9
9
8
6
6
5
6
9
6
6
6
5
5
7
9
  • 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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