Mera Surf Break

Lat Long: 34.90° N 139.84° E

Mera 48 hour detailed Surf Forecast

Issued: 8 pm 28 Aug 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
27.8°C
0.9° 

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 (29 Aug):

  • Morning surf: Morning surf (29 Aug, local time) - 2ft (0.6m), 12s period with E swell.
  • Afternoon surf: Afternoon surf (29 Aug, local time) - 2ft (0.6m), 11s period with E swell.
  • Evening surf: Evening surf (29 Aug, local time) - 1.5ft (0.4m), 11s period with SE swell.

The current surf forecast for Mera at 4AM is: 0.6m 12s primary swell from a East direction and 0.8m 6s secondary swell from a Southwest direction, 1.2m 6s secondary swell from a West-southwest direction (forecast issued at 08:00pm August 28). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (29 Aug)2ft (0.6m)12s
Afternoon (29 Aug)2ft (0.6m)11s
Evening (29 Aug)1.5ft (0.4m)11s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Fri night. Warm (max 27°C on Fri night, min 21°C on Sat night). Mainly fresh winds.

Fri
28
Saturday
29
Sunday
30
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
2
1
1
1
1
1
0
0
0
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)
0.7
E
12
0.7
E
12
1.3
WSW
6
0.6
E
12
0.6
E
12
0.6
E
12
0.6
E
12
0.6
E
11
0.4
SE
11
0.4
SE
11
0.4
SE
10
0.4
SW
6
0.4
SW
6
0.7
E
6
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
Wave Graph
Metric surfscale
Energy kJ
141
139
120
99
99
98
98
94
30
29
27
12
13
32
27
27
27
28
Wind (km/h)
20
WSW
5
WNW
15
NE
15
N
15
NNE
5
N
5
E
10
E
25
NNE
30
NNE
25
NNE
20
N
15
NNE
10
NNE
5
N
5
NNW
5
WNW
5
NW
Wind State
on
cross-on
off
cross-off
cross-off
glassy
cross-off
cross-off
off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross
cross-off
High Tide
5:23PM1.49m
4:39AM1.56m
5:42PM1.51m
5:18AM1.56m
6:00PM1.53m
Low Tide
10:57PM0.67m
11:14AM0.23m
11:27PM0.57m
11:42AM0.31m
part cloud
thunderstorm
thunderstorm
thunderstorm
light rain
cloud
thunderstorm
part cloud
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:09
5:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:13
6:12
6:10
 mm
1
1
2
3
1
1
Temp °C
28
27
26
25
24
25
26
25
24
21
22
22
22
23
24
24
24
24
Feels °C
31
32
29
27
26
29
30
28
24
19
21
22
23
25
27
27
27
27
  • 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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