Mera Surf Break

Lat Long: 34.90° N 139.84° E

Mera 48 hour detailed Surf Forecast

Issued: 8 pm 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
27.1° C
0.1° 

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 (20 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 1.5ft (0.5m), 10s period with SE swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 1.5ft (0.5m), 11s period with SE swell.
  • Evening surf: Evening surf (20 Aug, local time) - 1.5ft (0.5m), 11s period with SE swell.

The current surf forecast for Mera at 12AM is: 0.4m 10s primary swell from a Southeast direction and 0.6m 6s secondary swell from a East-southeast direction (forecast issued at 08:00pm August 19). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (20 Aug)1.5ft (0.5m)10s
Afternoon (20 Aug)1.5ft (0.5m)11s
Evening (20 Aug)1.5ft (0.5m)11s

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


Short Range Forecast

Mostly dry. Warm (max 27°C on Thu morning, min 25°C on Wed night). Wind will be generally light.

Wed
19
Thursday
20
Friday
21
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
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)
0.5
SE
10
0.5
SE
10
0.4
SE
10
0.4
SE
10
0.5
SE
11
0.5
SE
10
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.6
SSW
9
0.6
SSW
9
0.6
E
10
0.7
SSW
9
Wave Graph
Metric surfscale
Energy kJ
49
49
36
37
55
53
57
57
57
57
56
56
56
62
62
61
66
76
Wind (km/h)
10
SSE
10
SE
10
SSE
5
SE
10
SE
10
SSE
10
SSE
10
S
10
S
10
S
15
SSW
15
SSW
15
SW
15
SSW
20
SSW
20
SSW
20
SSW
20
SSW
Wind State
cross
cross
cross
glassy
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
on
High Tide
7:50PM1.44m
10:12AM1.08m
8:13PM1.40m
8:45PM1.33m
Low Tide
3:09AM0.51m
2:05PM0.97m
4:20AM0.54m
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:03
5:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:24
6:23
6:22
 mm
Temp °C
27
26
26
26
25
26
27
27
26
26
26
26
26
26
26
27
26
26
Feels °C
30
29
29
31
28
29
30
30
28
28
28
28
28
28
27
28
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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