Mera surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 2 pm Thursday 15 Jan 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
16.9° C
(Which is slightly cooler than normal)


How big are the waves at Mera today?

The current surf forecast for Mera at 5PM is: 2.4m 7s primary swell from a West-southwest direction and 0.3m 9s secondary swell from a East-southeast direction (forecast issued at 02:00pm January 15). An open ocean swell of 0.1m 12s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (15 Jan)--
Afternoon (15 Jan)7ft (2.1m)7s
Evening (15 Jan)8ft (2.4m)7s

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

Updates in  hr  min  s Forecast update imminent
Thursday
15
Friday
16
Saturday
17
Sunday
18
12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM
Rating
(10 max)
0
0
0
0
0
0
0
0
3
2
0
0
1
0
0
0
0
0
0
2
1
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1
WSW
2.1
WSW
2.5
WSW
2.4
WSW
2.5
SW
2.5
WSW
2.5
WSW
2.4
WSW
2.5
WSW
1.4
SW
1.1
SW
1.1
SW
1
SW
0.8
WSW
0.6
WSW
0.8
WSW
1.7
WSW
1.9
WSW
2.1
WSW
1.8
WSW
1.8
W
0.8
WSW
0.6
WSW
0.3
ESE
Period(s) (?)7777777777777776666666610
Wave
Graph
(?)Metric surfscale
Energy kJ (?)102362592480561635638587657199136136104612944181270359263269492420
Wind
(km/h)
15
WSW
40
WSW
55
WSW
50
WSW
55
WSW
50
WSW
50
WSW
30
W
5
NNW
10
ESE
15
ESE
15
ESE
10
ESE
0
ENE
10
NW
15
W
25
W
20
WSW
25
W
15
NNW
20
N
25
NNE
25
NNE
30
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
onononcross-
on
cross-
on
cross-
on
glasscross-
off
cross-
off
cross-
off
cross-
off
glasscrosscross-
on
cross-
on
cross-
on
cross-
on
cross-
off
cross-
off
cross-
off
offoff
High Tide
/ height (m)
1:06PM
1.25
4:41AM
1.23
2:07PM
1.29
5:09AM
1.29
2:56PM
1.34
5:36AM
1.33
Low Tide
/ height (m)
9:03PM
0.17
9:09AM
0.99
9:42PM
0.08
9:53AM
0.94
10:19PM
0.00
Thursday
15
Friday
16
Saturday
17
Sunday
18
Sunrise-------6:47-------6:47-------6:47
Sunset-4:51-------4:52-------4:52------
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
clear
clear
clear
cloud
Rain (mm)
------------------------
Temp. °C1012121314151414141414141414121213141413121199
Feels °C (?)5302353712111010111310878896432
  • 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

Latest Updates

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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