Mera Surf Break

Mera 48 hour detailed Surf Forecast

Lat Long: 34.90° N 139.84° E

Issued: 2 pm 19 Jun 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
22.9° 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 (19 Jun):

  • Afternoon surf: Afternoon surf (19 Jun, local time) - 2.5ft (0.7m), 8s period with SW swell.
  • Evening surf: Evening surf (19 Jun, local time) - 2ft (0.6m), 7s period with SW swell.

The current surf forecast for Mera at 6PM is: 0.6m 8s primary swell from a Southwest direction and 0.5m 6s secondary swell from a South direction (forecast issued at 02:00pm June 19). An open ocean swell of 0.4m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (19 Jun)--
Afternoon (19 Jun)2.5ft (0.7m)8s
Evening (19 Jun)2ft (0.6m)7s

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 54mm), heaviest during Sat night. Warm (max 25°C on Sun afternoon, min 21°C on Sat afternoon). Winds decreasing (strong winds from the SW on Sun afternoon, calm by Mon morning).

Fri
19
Saturday
20
Sunday
21
Mon
22
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
6 AM
9 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
Swell
Height Map
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)
0.8
SW
8
0.7
SW
8
0.6
SW
8
0.6
SW
7
0.6
SW
7
0.4
SE
10
0.6
SW
7
0.6
SW
7
0.6
SW
7
0.6
SW
7
0.6
SW
7
0.6
SW
7
1.5
SE
5
1.7
SSE
6
1.8
SW
6
2.2
SW
7
2.3
SW
8
2.5
SW
8
2.5
SW
8
2.4
SW
8
2.1
SW
8
2.2
SW
8
2.4
WSW
8
2.3
SW
8
Wave Graph
Metric surfscale
Energy kJ
75
57
45
44
33
34
34
34
34
34
33
32
104
180
224
423
565
731
843
735
547
634
750
699
Wind (km/h)
15
SW
15
SSW
15
S
10
S
5
SE
10
E
15
E
15
E
15
ESE
10
ESE
15
ESE
20
S
25
SSE
35
SSE
40
SSW
40
SW
40
SW
40
SW
45
SW
40
WSW
20
W
20
W
10
NW
5
NW
Wind State
on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross
cross
High Tide
8:42PM1.32m
7:16AM1.31m
9:17PM1.29m
8:19AM1.19m
9:50PM1.27m
Low Tide
1:36PM0.06m
1:54AM0.85m
2:20PM0.22m
2:52AM0.79m
3:02PM0.41m
4:00AM0.71m
clear
part cloud
clear
cloud
part cloud
part cloud
cloud
light rain
light rain
mod rain
mod rain
light rain
light rain
light rain
heavy rain
thunderstorm
thunderstorm
clear
clear
part cloud
part cloud
cloud
part cloud
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>
6:55
6:57
6:57
6:57
 mm
1
4
9
9
2
2
4
18
4
1
Temp °C
23
23
23
23
23
23
23
23
22
22
21
21
22
22
23
23
24
24
25
24
23
23
22
23
Feels °C
24
24
25
26
26
26
25
24
23
24
23
21
21
19
20
20
21
20
20
20
23
22
23
25
Swell 1
Height (m)
Direction
Period (s)
0.8
SW
8
0.7
SW
8
0.6
SW
8
0.6
SW
7
0.6
SW
7
0.5
SW
7
0.6
SW
7
0.6
SW
7
0.6
SW
7
0.5
ENE
9
0.7
ENE
9
0.7
ENE
10
0.8
ENE
10
0.9
ENE
10
0.9
SE
6
0.9
ENE
10
0.9
ENE
10
0.9
ENE
10
0.8
ENE
10
0.8
ENE
10
0.8
ENE
10
0.9
ENE
10
0.8
ENE
10
0.9
ENE
10
Energy kJ
75
57
45
44
33
25
31
29
29
43
65
83
111
157
49
170
146
146
114
114
111
140
111
143
Swell 2
Height (m)
Direction
Period (s)
0.5
SSE
6
0.5
E
9
0.4
ENE
9
0.4
ENE
9
0.4
ENE
9
0.4
ENE
9
0.4
ENE
8
0.5
ENE
9
0.5
ENE
9
0.6
SW
7
0.6
SW
7
0.6
SW
7
0.6
SW
7
0.4
SE
9
0.9
ENE
10
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
11
0.4
SE
9
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
Energy kJ
21
40
26
26
25
25
24
45
45
29
29
28
28
22
143
29
29
21
29
31
35
35
35
35
Swell 3
Height (m)
Direction
Period (s)
0.5
ENE
9
0.4
SE
10
0.4
SE
10
0.4
SSE
5
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.1
E
18
0.3
SE
12
0.4
SE
9
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.2
SSE
9
0.1
E
16
0.1
E
16
0.1
E
16
0.1
E
16
0.1
E
16
Energy kJ
45
25
25
10
25
34
34
34
34
34
33
32
6
21
29
20
19
19
8
5
5
5
5
5
Wind waves
Height (m)
Direction
Period (s)
0.5
S
6
0.5
S
6
0.4
SE
5
0.6
ESE
3
0.8
ESE
4
0.8
ESE
4
0.8
ESE
5
0.9
SE
5
1.5
SE
5
1.7
SSE
6
1.8
SW
6
2.2
SW
7
2.3
SW
8
2.5
SW
8
2.5
SW
8
2.4
SW
8
2.1
SW
8
2.2
SW
8
2.4
WSW
8
2.3
SW
8
Energy kJ
17
16
6
7
22
25
27
31
104
180
224
423
565
731
843
735
547
634
750
699
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
2
2
2
1
1
2
2
2
4
4
3
3
3
Distance (km)
36
64
64
64
35
64
153
153
153
36
153
1031
70
504
61
61
61
61
61
36
33
12
12
12
Best forecast wave conditions in Chiba
Rating
(10 max)
1
1
1
1
1
1
2
2
2
3
4
4
3
3
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
2
3
4
3
2
2
3
4
4
4
3
3
Header Global
Rating
(10 max)
6
6
6
4
4
4
4
4
5
5
5
7
5
5
8
9
9
9
8
8
7
9
7
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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