Mera surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 8 am Monday 30 Mar 2026 JST
Forecast update in hr  min  s Forecast update imminent
Mera surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mera sea temperature is
15.1° C
(Which is 2.4°C colder than average for this time of year)

How big are the waves at Mera today?

The current surf forecast for Mera at 4PM is: 0.7m 5s primary swell from a Southwest direction and 0.1m 12s secondary swell from a Southeast direction (forecast issued at 08:00am March 30). An open ocean swell of 0.7m 10s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (30 Mar)1.5ft (0.4m)4s
Afternoon (30 Mar)2ft (0.6m)5s
Evening (30 Mar)3.5ft (1.0m)5s

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


Updates in  hr  min  s Forecast update imminent
Monday
30
Tuesday
31
Wednesday
01
Thu
02
6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM
Rating
(10 max)
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
5
2
1
2
2
2
1
0
Swell
Height Map
Wave Height (m) & direction (?)
0.8
E
0.4
SW
0.4
SSW
0.6
SSW
0.9
SSW
1
SSW
1.2
SSW
1.2
SSW
1.4
SSW
2
S
3
S
4.5
SSW
5.5
SSW
5
SW
4
SSW
3
SW
3
WSW
2.1
SW
1.6
SW
1.3
SW
1.1
SW
1.1
SSE
1.2
SSE
0.8
SW
Period(s) (?)94454555567910111111111010109879
Wave
Graph
(?)Metric surfscale
Energy kJ (?)108681532466470117301103335096432620643782418201584249932721713814791
Wind
(km/h)
10
N
5
NNW
10
SSW
25
SSW
30
SSW
30
SSW
30
SSW
30
SSW
40
SSW
40
S
60
S
75
SSW
70
SSW
55
SW
45
SW
10
WSW
20
NNE
35
ENE
35
ENE
35
ENE
25
ENE
10
E
5
SE
30
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
glasscross-
on
onononononcross-
on
cross-
on
cross-
on
cross-
on
onononcross-
on
offoffoffoffoffcross-
off
crosscross-
off
High Tide
/ height (m)
3:37AM
1.22
2:55PM
1.21
3:54AM
1.27
3:43PM
1.30
4:11AM
1.31
4:26PM
1.34
Low Tide
/ height (m)
9:18AM
0.62
9:21PM
0.21
9:47AM
0.45
9:55PM
0.25
10:16AM
0.30
10:26PM
0.32
Monday
30
Tuesday
31
Wednesday
01
Thu
02
Sunrise5:31-------5:30-------5:28-------
Sunset---5:59--------6:00-------6:00---
cloud
clear
clear
cloud
part cloud
part cloud
cloud
cloud
light rain
light rain
mod rain
light rain
light rain
rain showers
clear
clear
clear
cloud
cloud
light rain
light rain
mod rain
mod rain
light rain
Rain (mm)
--------1410323-----12685
Temp. °C141516171717171717151617181817161414141413141412
Feels °C (?)13151412121312121086469101510777913147
  • 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

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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