Mera surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 2 am Friday 13 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
16.8° C
(Which is normal for this time of year)


How big are the waves at Mera today?

The current surf forecast for Mera at 9AM is: 0.6m 7s primary swell from a Southwest direction and 0.1m 10s secondary swell from a Southeast direction (forecast issued at 02:00am February 13). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (13 Feb)2ft (0.6m)7s
Afternoon (13 Feb)2ft (0.6m)7s
Evening (13 Feb)2.5ft (0.7m)6s

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

Updates in  hr  min  s Forecast update imminent
Friday
13
Saturday
14
Sunday
15
0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM
Rating
(10 max)
1
1
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 (?)
0.9
WSW
0.9
SW
0.7
SW
0.6
SW
0.6
WSW
0.6
SW
0.6
SW
0.7
SW
0.7
SW
0.6
WSW
0.5
SW
0.5
SW
0.3
SE
0.4
SE
0.4
SE
1.1
SW
1.2
SW
1.3
SW
1.3
SW
1.1
SW
0.6
ESE
1.6
SW
1.9
SW
2.3
WSW
Period(s) (?)8877776666661010104555510567
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1038256423136344039261919142425466889805168140269465
Wind
(km/h)
10
ENE
15
NNE
15
NNE
15
NNE
10
NNE
0
NE
0
NNW
10
E
15
ENE
15
NE
10
ENE
5
NE
10
NW
15
WSW
25
SW
35
SW
40
SW
35
SW
30
SW
30
WSW
30
WSW
30
WSW
35
WSW
35
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
offoffglassglasscross-
off
offoffoffglasscrossononononononononononon
High Tide
/ height (m)
4:21AM
1.11
12:28PM
1.12
4:31AM
1.19
1:56PM
1.18
4:48AM
1.25
2:51PM
1.27
Low Tide
/ height (m)
8:16AM
1.03
8:45PM
0.21
9:11AM
0.95
9:27PM
0.11
9:45AM
0.86
Friday
13
Saturday
14
Sunday
15
Sunrise---6:28-------6:28-------6:26----
Sunset-----5:20-------5:21-------5:22--
clear
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C1010988991010101011111112121414141414151515
Feels °C (?)665357776679986466888887
  • 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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