Mera Surf Break

Mera 48 hour detailed Surf Forecast

Lat Long: 34.90° N 139.84° E

Issued: 2 am 15 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 (15 Jun):

  • Morning surf: Morning surf (15 Jun, local time) - 1.5ft (0.4m), 6s period with S swell.
  • Afternoon surf: Afternoon surf (15 Jun, local time) - 5ft (1.6m), 8s period with ESE swell.
  • Evening surf: Evening surf (15 Jun, local time) - 8ft (2.4m), 9s period with E swell.

The current surf forecast for Mera at 10AM is: 0.4m 6s primary swell from a South direction and 0.1m 14s secondary swell from a Southeast direction (forecast issued at 02:00am June 15). An open ocean swell of 1.8m 6s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (15 Jun)1.5ft (0.4m)6s
Afternoon (15 Jun)5ft (1.6m)8s
Evening (15 Jun)8ft (2.4m)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 22mm), heaviest during Wed night. Warm (max 22°C on Wed morning, min 17°C on Mon night). Winds decreasing (fresh winds from the NE on Mon morning, calm by Tue morning).

Monday
15
Tuesday
16
Wednesday
17
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
0
0
0
0
1
2
2
2
3
2
2
1
1
1
1
0
0
0
0
0
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)
0.7
E
8
1
E
8
0.5
S
6
0.4
S
6
1
ESE
7
1.6
ESE
8
2.4
E
9
2.4
E
9
2.3
E
9
2.1
E
9
2
E
9
1.7
E
9
1.6
E
9
1.5
E
9
1.4
E
9
1.2
E
9
1.1
E
9
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.3
SE
11
0.4
SW
7
0.4
SW
7
Wave Graph
Metric surfscale
Energy kJ
68
144
15
11
102
331
888
961
885
731
637
449
389
335
299
220
186
13
12
12
12
18
12
12
Wind (km/h)
25
ESE
25
ENE
35
NE
35
NE
35
NNE
35
NNE
30
NNE
30
NNE
25
NNE
20
NNE
15
NNE
10
NNE
0
SSE
10
SSE
10
SSE
10
SSW
10
S
10
SSE
10
S
10
S
15
S
20
S
20
S
20
S
Wind State
cross-off
cross-off
off
off
off
cross-off
cross-off
off
cross-off
cross-off
off
off
glassy
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
3:10AM1.50m
5:55PM1.45m
3:57AM1.53m
6:41PM1.44m
4:43AM1.53m
7:24PM1.41m
Low Tide
10:01PM0.98m
10:33AM-0.18m
10:48PM0.99m
11:20AM-0.20m
11:33PM0.97m
12:07PM-0.17m
light rain
light rain
light rain
light rain
light rain
light rain
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
<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>
6:54
6:54
6:55
 mm
1
2
4
3
1
1
Temp °C
20
18
17
18
18
18
19
18
17
17
17
18
19
20
20
20
21
21
21
21
22
22
22
21
Feels °C
16
14
12
13
13
13
15
15
14
15
16
17
20
20
20
20
21
21
21
21
22
21
21
20
Swell 1
Height (m)
Direction
Period (s)
0.7
E
8
0.5
S
5
0.5
S
6
0.4
S
6
1
ESE
7
1.6
ESE
8
2.4
E
9
2.4
E
9
2.3
E
9
2.1
E
9
2
E
9
1.7
E
9
1.6
E
9
1.5
E
9
1.4
E
9
1.2
E
9
1.1
E
9
1.1
ENE
9
1.1
ENE
9
1
ENE
9
1
ENE
9
0.9
ENE
9
0.9
ENE
9
0.9
ENE
9
Energy kJ
68
13
15
11
102
331
888
961
885
731
637
449
389
335
299
220
186
197
197
166
162
140
146
144
Swell 2
Height (m)
Direction
Period (s)
0.3
SW
7
0.1
SW
7
0.1
SE
9
0.1
SE
14
0.3
SSE
7
0.5
S
8
0.5
S
8
0.1
S
23
0.1
S
22
0.1
SE
22
0.1
SE
21
0.3
SSW
7
0.4
SW
7
0.4
SSW
7
0.4
SSW
8
0.4
SSW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
0.4
SW
7
Energy kJ
7
2
3
8
9
34
33
10
9
18
18
10
13
21
22
21
14
13
12
12
12
12
12
12
Swell 3
Height (m)
Direction
Period (s)
0.2
ESE
15
0.2
ESE
15
0.1
SW
7
0.1
SW
7
0.1
SE
14
0.1
NW
6
0.1
S
23
0.1
SE
21
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.4
SE
7
0.4
SE
7
0.3
SE
6
0.2
SSE
6
0.2
SSE
6
0.2
SSE
6
0.3
SE
11
0.2
SSE
10
0.2
SSE
10
Energy kJ
21
21
2
2
8
1
11
18
7
7
7
7
12
11
6
4
4
3
18
10
10
Wind waves
Height (m)
Direction
Period (s)
0.9
SSE
4
1
E
8
1.4
E
5
1.6
ENE
6
1.9
ENE
7
1.8
ENE
8
1
N
5
0.8
N
4
0.7
N
4
0.6
N
4
Energy kJ
31
144
94
167
376
412
42
25
16
10
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
2
2
2
3
1
4
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
Distance (km)
585
483
483
244
244
153
153
50
33
12
0
0
0
64
33
35
64
64
64
64
64
64
64
64
Best forecast wave conditions in Chiba
Rating
(10 max)
4
4
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
2
2
2
3
3
4
4
3
3
3
2
2
2
2
2
2
2
3
3
4
3
2
Header Global
Rating
(10 max)
5
9
9
5
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
5
7
7
4
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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