Mera Surf Break

Lat Long: 34.90° N 139.84° E

Mera 48 hour detailed Surf Forecast

Issued: 2 pm 12 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 (12 Aug):

  • Afternoon surf: Afternoon surf (12 Aug, local time) - 3.5ft (1.0m), 10s period with E swell.
  • Evening surf: Evening surf (12 Aug, local time) - 3.5ft (1.0m), 9s period with E swell.

The current surf forecast for Mera at 9PM is: 1.0m 9s primary swell from a East direction and 0.9m 10s secondary swell from a Southwest direction (forecast issued at 02:00pm August 12). An open ocean swell of 0.7m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (JST) & DateWave HeightWave Period
Morning (12 Aug)--
Afternoon (12 Aug)3.5ft (1.0m)10s
Evening (12 Aug)3.5ft (1.0m)9s

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


Short Range Forecast

Heavy rain (total 62mm), heaviest during Thu night. Warm (max 27°C on Wed afternoon, min 24°C on Wed night). Wind will be generally light.

Wed
12
Thursday
13
Friday
14
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
1
2
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
2
2
Swell
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
SW
11
1
E
10
1
E
10
1
E
9
1
SSW
10
1.2
E
9
1.3
E
10
1.3
E
10
1.4
E
10
1.4
E
10
1.5
E
10
1.5
E
10
1.8
E
10
1.6
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
Wave Graph
Metric surfscale
Energy kJ
220
183
183
175
207
251
306
313
363
386
461
468
650
522
524
524
461
459
450
443
Wind (km/h)
25
SE
20
ESE
15
E
10
ENE
15
NE
20
NNE
20
NNE
20
NE
15
E
15
E
20
E
20
E
15
E
15
NE
20
NE
15
NE
10
ENE
15
E
20
ESE
20
E
Wind State
cross-off
cross-off
cross-off
cross-off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
cross-off
cross-off
cross-off
High Tide
5:22PM1.49m
4:02AM1.60m
5:47PM1.51m
4:50AM1.61m
6:10PM1.51m
Low Tide
10:19AM0.00m
10:33PM0.88m
10:58AM0.02m
11:09PM0.76m
11:34AM0.10m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:58
4:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:32
6:31
6:30
 mm
2
2
3
2
2
1
1
1
3
6
9
8
2
2
2
3
4
Temp °C
27
27
27
26
25
25
24
26
27
27
26
26
26
26
25
26
27
27
26
26
Feels °C
26
28
29
29
27
27
25
27
29
29
27
28
28
28
26
28
29
29
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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