Mera surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 2 am Friday 20 Feb 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
16.0° C
(Which is slightly cooler than normal)


How big are the waves at Mera today?

The current surf forecast for Mera at 7AM is: 0.6m 12s primary swell from a East direction and 0.5m 7s secondary swell from a Southwest direction (forecast issued at 02:00am February 20). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (20 Feb)1.5ft (0.4m)7s
Afternoon (20 Feb)2ft (0.6m)14s
Evening (20 Feb)2ft (0.6m)13s

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

Updates in  hr  min  s Forecast update imminent
Friday
20
Saturday
21
Sunday
22
0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.5
SW
0.6
WSW
0.5
SW
0.4
SW
0.6
E
0.6
E
0.6
E
0.6
E
0.6
E
0.2
ESE
0.2
ESE
0.2
ESE
0.2
WSW
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.7
SW
1.1
SW
Period(s) (?)77771414131314888488888888834
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2532221414813613013013277726666666661239
Wind
(km/h)
15
E
10
NE
20
NE
20
NNE
15
N
10
NW
10
W
10
W
10
NW
15
N
20
N
20
N
15
NNW
10
NW
10
NW
5
NW
5
WNW
5
WNW
10
SW
15
SW
20
SW
30
SSW
35
SSW
40
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
offoffcross-
off
cross-
off
crosscross-
on
cross-
on
crosscross-
off
cross-
off
cross-
off
cross-
off
crosscrosscrossglassglassonononononon
High Tide
/ height (m)
6:26AM
1.39
6:18PM
1.40
6:45AM
1.40
7:04PM
1.32
7:05AM
1.39
7:55PM
1.20
Low Tide
/ height (m)
12:05AM
0.11
12:21PM
0.35
12:33AM
0.25
12:58PM
0.27
1:01AM
0.42
1:38PM
0.22
Friday
20
Saturday
21
Sunday
22
Sunrise---6:22-------6:20-------6:18----
Sunset-----5:27-------5:28-------5:29--
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C7777899910999101112121111111212131314
Feels °C (?)2311365565446791099887666
  • 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

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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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