Surf Break

Lat Long: 34.90° N 139.84° E

Mera 48 hour detailed Surf Forecast

Issued: 8 pm 28 Sep 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
25.3°C
0.2° 

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 (29 Sep):

  • Morning surf: Morning surf (29 Sep, local time) - 4ft (1.2m), 14s period with SW swell.
  • Afternoon surf: Afternoon surf (29 Sep, local time) - 4.5ft (1.3m), 13s period with SW swell.
  • Evening surf: Evening surf (29 Sep, local time) - 4.5ft (1.3m), 13s period with SW swell.

The current surf forecast for Mera at 1AM is: 1.8m 7s primary swell from a Southwest direction and 0.6m 15s secondary swell from a Southwest direction, 0.3m 8s secondary swell from a East direction (forecast issued at 08:00pm September 28). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (29 Sep)4ft (1.2m)14s
Afternoon (29 Sep)4.5ft (1.3m)13s
Evening (29 Sep)4.5ft (1.3m)13s

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


Short Range Forecast

Heavy rain (total 69mm), heaviest during Thu afternoon. Warm (max 25°C on Mon night, min 18°C on Tue night). Winds decreasing (fresh winds from the SW on Mon night, calm by Thu morning).

Mon
28
Tuesday
29
Wednesday
30
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
2
3
3
3
2
3
3
3
2
2
2
2
2
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.9
SW
7
2.1
SW
7
1.8
SW
7
1.8
SW
7
1
SW
13
1.2
SW
14
1.3
SW
14
1.3
SW
13
1.3
SW
13
1.3
SW
13
1.3
SW
13
1.2
SW
12
1.1
SW
12
1
SW
11
1.1
SW
11
1.1
SW
11
1
SSW
11
1
SSW
10
Wave Graph
Metric surfscale
Energy kJ
296
374
295
275
345
526
579
637
545
609
591
416
309
242
278
273
234
212
Wind (km/h)
45
SW
35
SW
30
WSW
10
NW
5
E
10
NE
25
NE
25
NE
25
NNE
25
NNE
20
NNE
20
NE
25
NE
25
NE
25
NE
20
NE
25
NE
25
NE
Wind State
on
on
on
cross
cross-off
off
off
off
off
off
off
off
off
off
off
off
off
off
High Tide
5:07PM1.57m
5:58AM1.55m
5:28PM1.58m
6:44AM1.47m
5:50PM1.58m
Low Tide
11:33PM0.22m
11:43AM0.66m
00:10AM0.16m
12:11PM0.80m
cloud
cloud
part cloud
cloud
part cloud
cloud
light rain
light rain
light rain
mod rain
light rain
light rain
light rain
cloud
cloud
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
5:33
—
—
—
—
—
—
—
5:33
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
—
—
5:28
—
—
—
—
—
—
—
5:27
—
—
 mm
—
—
—
—
—
—
2
1
3
7
4
4
1
—
—
1
1
1
Temp °C
26
25
25
24
23
23
20
19
19
18
19
20
19
19
19
19
20
20
Feels °C
23
23
24
27
26
25
18
16
17
15
18
19
17
17
16
17
18
19
  • 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.


Nearest locationNearest