Mera Surf Break

Lat Long: 34.90° N 139.84° E

Mera 48 hour detailed Surf Forecast

Issued: 2 am 03 Sep 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
27.1°C
0.3° 

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 (03 Sep):

  • Morning surf: Morning surf (03 Sep, local time) - 3ft (0.9m), 10s period with E swell.
  • Afternoon surf: Afternoon surf (03 Sep, local time) - 2.5ft (0.8m), 10s period with E swell.
  • Evening surf: Evening surf (03 Sep, local time) - 2ft (0.6m), 12s period with SSW swell.

The current surf forecast for Mera at 10AM is: 0.9m 10s primary swell from a East direction and 0.6m 9s secondary swell from a South-southwest direction (forecast issued at 02:00am September 03). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (03 Sep)3ft (0.9m)10s
Afternoon (03 Sep)2.5ft (0.8m)10s
Evening (03 Sep)2ft (0.6m)12s

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


Short Range Forecast

Heavy rain (total 107mm), heaviest during Fri night. Warm (max 28°C on Thu morning, min 21°C on Sat morning). Winds increasing (calm on Thu night, strong winds from the NNE by Sat night).

Thursday
3
Friday
4
Saturday
5
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)
1
0
0
0
0
0
0
1
0
1
2
1
1
2
1
1
0
0
1
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
E
11
1
E
11
0.8
E
10
0.9
E
10
0.8
E
10
0.8
E
10
0.7
E
10
0.6
SSW
12
0.6
SSW
11
0.6
SSW
11
0.7
SSW
10
0.7
SSW
10
0.8
SSW
10
0.8
SSW
10
0.7
SSW
10
0.8
SSW
11
0.8
SSW
10
0.8
SSW
10
0.8
SSW
10
0.7
SSW
10
0.7
SSW
9
0.6
SSW
9
0.6
SSW
9
0.6
SW
9
Wave Graph
Metric surfscale
Energy kJ
289
229
122
162
125
123
94
109
91
88
106
104
111
109
94
133
125
127
125
85
78
55
53
61
Wind (km/h)
10
SSE
10
S
15
SSW
20
SW
25
SW
30
SW
25
WSW
30
ENE
15
E
5
ESE
5
ENE
10
ENE
15
NE
15
ENE
20
ENE
25
NE
30
NE
35
NE
25
NNE
30
NNE
35
NNE
35
NNE
40
NNE
40
NNE
Wind State
cross-on
cross-on
on
on
on
on
cross-on
off
cross-off
glassy
glassy
off
off
off
off
off
off
off
off
off
off
off
off
off
High Tide
8:33AM1.25m
7:21PM1.50m
10:10AM1.14m
7:49PM1.45m
8:29PM1.38m
Low Tide
1:57AM0.35m
1:29PM0.91m
2:55AM0.37m
1:46PM1.05m
4:17AM0.40m
part cloud
cloud
thunderstorm
part cloud
cloud
cloud
cloud
light rain
part cloud
part cloud
cloud
cloud
cloud
cloud
thunderstorm
thunderstorm
mod rain
heavy rain
heavy rain
heavy rain
mod rain
light rain
light rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:13
5:13
5:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:05
6:04
6:02
 mm
1
1
2
3
6
19
24
15
6
5
3
8
Temp °C
27
27
27
28
28
28
28
24
25
25
25
26
26
25
25
24
22
22
22
21
22
22
22
22
Feels °C
31
31
30
31
29
28
29
23
26
29
29
30
29
27
25
24
21
19
22
19
19
18
18
18
  • 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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