Mera Surf Break

Lat Long: 34.90° N 139.84° E

Mera 48 hour detailed Surf Forecast

Issued: 8 pm 15 Sep 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
26.6°C
0.6° 

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 (16 Sep):

  • Morning surf: Morning surf (16 Sep, local time) - 3ft (0.9m), 13s period with E swell.
  • Afternoon surf: Afternoon surf (16 Sep, local time) - 2.5ft (0.8m), 8s period with SE swell.
  • Evening surf: Evening surf (16 Sep, local time) - 2.5ft (0.8m), 12s period with E swell.

The current surf forecast for Mera at 2AM is: 0.9m 13s primary swell from a East direction and 1.0m 7s secondary swell from a Southeast direction, 0.9m 6s secondary swell from a Southwest direction (forecast issued at 08:00pm September 15). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (JST) & DateWave HeightWave Period
Morning (16 Sep)3ft (0.9m)13s
Afternoon (16 Sep)2.5ft (0.8m)8s
Evening (16 Sep)2.5ft (0.8m)12s

Table - waves today at Mera. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 36mm), heaviest during Wed morning. Warm (max 26°C on Tue night, min 19°C on Thu morning). Winds increasing (light winds from the W on Tue night, strong winds from the NNE by Thu night).

Tue
15
Wednesday
16
Thursday
17
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
1
2
0
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
Wave
Height (m)
Direction
Period (s)
0.9
E
14
0.9
E
14
0.9
E
13
0.9
E
13
1
SE
8
0.9
E
13
0.9
E
13
0.8
SE
8
0.8
SE
8
0.8
E
12
0.7
E
12
0.7
E
12
0.6
E
12
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.3
SE
8
0.3
SE
8
Wave Graph
Metric surfscale
Energy kJ
329
320
284
280
110
276
276
82
78
187
141
141
104
20
20
15
10
10
Wind (km/h)
20
SSW
15
SW
10
W
15
N
20
NNE
15
NNE
15
NE
20
NE
25
NE
30
NNE
25
NNE
30
NNE
35
NNE
35
NNE
35
NNE
35
NNE
40
NE
35
NNE
Wind State
cross-on
on
cross-on
cross-off
cross-off
off
off
off
off
off
off
cross-off
cross-off
off
off
off
off
off
High Tide
6:12PM1.54m
7:33AM1.32m
6:31PM1.51m
8:23AM1.21m
6:51PM1.45m
Low Tide
00:58AM0.32m
12:49PM0.83m
1:34AM0.37m
1:09PM0.94m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
mod rain
mod rain
cloud
cloud
light rain
light rain
light rain
light rain
cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:22
5:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:46
5:45
 mm
1
4
1
1
1
5
10
6
4
1
1
2
Temp °C
26
26
25
24
23
22
22
22
22
21
20
21
20
19
19
20
20
20
Feels °C
28
28
29
27
25
24
23
22
21
19
18
19
16
15
15
15
15
15
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Mera surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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