Mera Surf Break

Lat Long: 34.90° N 139.84° E

Mera 48 hour detailed Surf Forecast

Issued: 2 am 14 Aug 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
27.4° C
0.4° 

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 (14 Aug):

  • Morning surf: Morning surf (14 Aug, local time) - 5ft (1.6m), 10s period with E swell.
  • Afternoon surf: Afternoon surf (14 Aug, local time) - 5ft (1.5m), 10s period with E swell.
  • Evening surf: Evening surf (14 Aug, local time) - 5ft (1.6m), 10s period with E swell.

The current surf forecast for Mera at 10AM is: 1.6m 10s primary swell from a East direction and 0.6m 9s secondary swell from a South-southwest direction (forecast issued at 02:00am August 14). The wind direction is predicted to be offshore and the swell rating is 3.

Time (JST) & DateWave HeightWave Period
Morning (14 Aug)5ft (1.6m)10s
Afternoon (14 Aug)5ft (1.5m)10s
Evening (14 Aug)5ft (1.6m)10s

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


Short Range Forecast

Heavy rain (total 21mm), heaviest during Fri night. Warm (max 27°C on Fri morning, min 24°C on Sat night). Wind will be generally light.

Friday
14
Saturday
15
Sunday
16
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)
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
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)
1.7
E
10
1.7
E
10
1.6
E
10
1.6
E
10
1.5
E
10
1.5
E
10
1.5
E
10
1.6
E
10
1.7
E
10
1.8
E
10
1.7
E
10
1.6
E
10
1.6
E
10
1.5
E
10
1.5
E
10
1.5
E
10
1.5
E
10
1.4
E
10
1.3
E
10
1.3
E
10
1.3
E
10
1.2
E
9
1.2
E
9
1.1
E
9
Wave Graph
Metric surfscale
Energy kJ
592
592
522
522
459
459
450
502
557
612
546
500
500
440
414
431
431
384
320
320
307
241
235
192
Wind (km/h)
20
NNE
15
NE
15
NE
15
NE
15
ENE
20
E
20
E
20
E
20
E
20
E
20
E
20
E
20
E
20
E
20
E
25
E
15
ENE
20
NE
20
NE
20
NE
15
ENE
15
ENE
20
E
15
E
Wind State
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
cross-off
cross-off
cross-off
High Tide
4:50AM1.61m
6:10PM1.51m
5:35AM1.58m
6:31PM1.51m
6:19AM1.51m
6:51PM1.50m
Low Tide
11:09PM0.76m
11:34AM0.10m
11:45PM0.65m
12:07PM0.22m
00:22AM0.56m
12:37PM0.38m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
mod rain
thunderstorm
part cloud
thunderstorm
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:58
5:00
5:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:30
6:30
6:28
 mm
2
1
2
3
1
5
7
4
1
Temp °C
26
26
26
26
27
27
27
26
26
26
26
26
27
27
26
26
25
24
25
26
27
27
26
25
Feels °C
27
28
28
28
28
28
29
27
27
27
27
26
27
27
26
26
25
24
26
26
27
27
26
26
  • 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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