Mera Surf Break

Lat Long: 34.90° N 139.84° E

Mera 48 hour detailed Surf Forecast

Issued: 2 am 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 (28 Aug):

  • Morning surf: Morning surf (28 Aug, local time) - 5ft (1.6m), 6s period with SW swell.
  • Afternoon surf: Afternoon surf (28 Aug, local time) - 2.5ft (0.7m), 12s period with E swell.
  • Evening surf: Evening surf (28 Aug, local time) - 4.5ft (1.4m), 6s period with SW swell.

The current surf forecast for Mera at 9AM is: 1.6m 6s primary swell from a Southwest direction and 0.7m 12s secondary swell from a East direction, 0.4m 10s secondary swell from a South-southeast direction (forecast issued at 02:00am August 28). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (28 Aug)5ft (1.6m)6s
Afternoon (28 Aug)2.5ft (0.7m)12s
Evening (28 Aug)4.5ft (1.4m)6s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Fri night. Warm (max 27°C on Fri morning, min 23°C on Sat night). Winds decreasing (fresh winds from the SW on Fri morning, calm by Sun afternoon).

Friday
28
Saturday
29
Sunday
30
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
0
0
2
2
1
1
0
0
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
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
SW
10
0.8
E
13
0.8
E
13
1.6
SW
6
1.5
SW
6
0.7
E
12
0.7
E
12
0.7
E
12
0.7
E
12
0.6
E
12
0.6
E
12
0.6
E
12
0.6
E
12
0.6
E
11
0.4
SE
11
0.5
SW
9
0.5
SW
9
0.4
SW
8
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SSW
8
0.4
SE
10
Wave Graph
Metric surfscale
Energy kJ
246
206
199
175
167
138
139
143
137
99
99
98
98
94
30
41
39
24
26
26
27
27
23
28
Wind (km/h)
25
SW
30
WSW
40
SW
40
SW
30
W
25
WSW
15
WSW
10
W
10
N
15
NNE
20
NE
20
ENE
25
E
15
ENE
15
NE
20
NNE
20
NNE
15
NNE
15
NNE
10
NNE
5
N
5
NNW
5
NNW
5
NW
Wind State
on
cross-on
on
on
cross-on
cross-on
on
cross-on
cross-off
off
off
off
cross-off
cross-off
off
off
off
cross-off
off
off
cross-off
cross-off
glassy
glassy
High Tide
4:01AM1.53m
5:23PM1.49m
4:39AM1.56m
5:42PM1.51m
5:18AM1.56m
6:00PM1.53m
Low Tide
10:28PM0.77m
10:45AM0.18m
10:57PM0.67m
11:14AM0.23m
11:27PM0.57m
11:42AM0.31m
cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
thunderstorm
thunderstorm
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:09
5:09
5:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:13
6:12
6:10
 mm
1
1
1
Temp °C
26
28
27
27
26
27
26
27
27
26
26
26
26
26
25
23
23
23
23
23
24
24
24
25
Feels °C
27
28
25
25
25
27
28
30
30
29
28
27
25
27
26
22
23
24
24
25
27
27
28
29
  • 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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