Mera Surf Break

Lat Long: 34.90° N 139.84° E

Mera 48 hour detailed Surf Forecast

Issued: 2 am 05 Sep 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
28.2°C
1.5° 

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 (05 Sep):

  • Morning surf: Morning surf (05 Sep, local time) - 5.5ft (1.7m), 6s period with E swell.
  • Afternoon surf: Afternoon surf (05 Sep, local time) - 4.5ft (1.4m), 6s period with E swell.
  • Evening surf: Evening surf (05 Sep, local time) - 2.5ft (0.8m), 10s period with SW swell.

The current surf forecast for Mera at 10AM is: 1.6m 6s primary swell from a East direction and 0.7m 10s secondary swell from a Southwest direction (forecast issued at 02:00am September 05). An open ocean swell of 0.2m 13s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (05 Sep)5.5ft (1.7m)6s
Afternoon (05 Sep)4.5ft (1.4m)6s
Evening (05 Sep)2.5ft (0.8m)10s

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


Short Range Forecast

Heavy rain (total 238mm), heaviest during Sun night. Warm (max 27°C on Mon morning, min 21°C on Sat morning). Winds increasing (light winds from the ENE on Sat afternoon, near gales from the S by Mon morning).

Saturday
5
Sunday
6
Monday
7
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)
2
0
0
2
2
2
2
0
0
1
0
0
1
1
1
3
1
1
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)
0.9
SSW
10
0.8
SSW
10
0.8
SSW
10
1.7
E
6
1.6
E
6
1.4
E
6
1.3
E
7
0.8
SW
10
0.6
SW
9
1.7
E
6
1.9
E
7
0.4
SW
9
2.2
E
7
2.5
E
8
2.5
E
8
2.5
E
8
3
E
8
3.5
SE
8
4
SE
9
4
S
9
4
S
10
4
S
10
4
S
10
3.5
S
11
Wave Graph
Metric surfscale
Energy kJ
149
125
125
214
199
163
145
113
71
228
316
29
460
747
849
874
1204
1940
2140
2606
2880
3394
3366
2335
Wind (km/h)
20
NE
30
ENE
35
ENE
20
ENE
20
ENE
15
ENE
20
ENE
30
ENE
25
NE
35
NE
35
NE
35
NE
40
NE
40
NE
45
NE
35
ENE
35
E
40
ESE
55
SE
55
S
50
S
40
S
35
SSW
35
SSW
Wind State
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
on
on
High Tide
8:29PM1.38m
3:39PM1.28m
10:32PM1.30m
3:39PM1.35m
Low Tide
4:17AM0.40m
6:04AM0.38m
6:50PM1.25m
7:32AM0.30m
8:28PM1.14m
thunderstorm
light rain
mod rain
heavy rain
light rain
light rain
cloud
cloud
cloud
cloud
cloud
light rain
light rain
mod rain
light rain
heavy rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:15
5:16
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:02
6:00
6:00
 mm
3
3
9
14
1
1
2
3
8
5
17
33
26
42
33
28
9
3
3
Temp °C
24
24
23
21
22
22
23
23
23
23
23
23
23
22
22
23
24
25
26
26
27
27
27
27
Feels °C
25
23
21
20
22
22
23
21
21
20
19
19
19
18
17
21
22
23
22
22
24
26
27
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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