Mera Surf Break
Lat Long: 34.90° N 139.84° E

Mera Surf Forecast and Surf Report

Weather Forecast for Mera

Issued: 2 am 08 Jun 2026 (local time)

Forecast update in  hr  min

Today's Mera sea temperature is
22.1° C

Normal for this time of year

Mera surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Mera surf forecast from 8 Jun 2026:

  • Best quality surf: Monday 8 Jun, 6PM (local time) - 6.5ft (2.0m), 8s period, E swell with cross-offshore winds.
  • Most powerful swell: Monday 8 Jun, 12PM (local time) - 7ft (2.1m), 11s period, SSW swell with 1,006 kJ wave energy.
  • Next surfable swell (1★+): Monday 8 Jun, 6PM (local time) - 6.5ft (2.0m), 8s period with E swell.

Best Forecast Surf Conditions for Mera this week:

The surf forecast for Mera over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jun 08) at 6PM. The primary swell is predicted to be 2.0m and 8s period with a secondary swell of 1.3m and 10s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Mera in the next 16 days are 2.1m 11s and forecast to arrive on Monday (Jun 08) at 12PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 5s period and expected on Monday (Jun 08) at 3PM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 6PM (Mon 8th Jun)6.5ft (2.0m) 8s
Best Surf 6PM (Mon 8th Jun)6.5ft (2.0m) 8s
Most Powerful12PM (Mon 8th Jun)7ft (2.1m) 11s

Table - best surf conditions forecast for Mera over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 13mm), heaviest on Mon morning. Warm (max 22°C on Mon morning, min 19°C on Mon night). Winds decreasing (fresh winds from the ENE on Mon morning, light winds from the NW by Tue night).

Days 4-6 Weather Summary

Light rain (total 7mm), mostly falling on Thu morning. Warm (max 22°C on Fri morning, min 19°C on Sat afternoon). Wind will be generally light.

Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
2
0
2
2
0
1
0
1
3
1
2
2
1
1
2
1
0
2
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
E
7
2.3
E
8
1.6
E
9
1.3
E
9
1.2
E
9
1.1
SW
8
1
SSW
8
0.9
SW
8
0.9
SW
9
1.6
SSW
10
1.5
SSW
10
0.8
SW
9
1.2
SSW
9
0.9
SW
9
1.1
SW
10
1.1
E
8
1.1
E
8
1
E
9
1.1
E
9
1.1
E
8
1.1
E
8
Wave Graph
Metric surfscale
Energy kJ
819
703
373
269
230
153
136
98
115
442
399
101
227
118
216
160
173
150
181
163
163
Wind (km/h)
35
ENE
25
N
20
SW
20
NE
15
E
15
WSW
25
NE
30
NNE
15
NE
25
ENE
20
E
5
E
10
E
10
SSE
15
SE
15
E
15
E
20
NNE
25
NE
25
ENE
25
ENE
Wind State
off
cross-off
on
off
cross-off
on
off
off
off
off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
off
cross-off
off
High Tide
10:45PM1.21m
10:27AM1.05m
11:26PM1.23m
12:21PM1.07m
00:09AM1.27m
1:57PM1.15m
00:53AM1.33m
3:12PM1.26m
1:38AM1.39m
4:13PM1.36m
2:24AM1.45m
5:06PM1.42m
Low Tide
3:41PM0.43m
5:00AM0.71m
4:40PM0.57m
6:13AM0.56m
5:50PM0.71m
7:15AM0.38m
7:03PM0.83m
8:09AM0.20m
8:11PM0.91m
8:58AM0.03m
9:10PM0.96m
9:46AM-0.10m
10:01PM0.98m
light rain
part cloud
rain showers
light rain
light rain
part cloud
part cloud
part cloud
rain showers
rain showers
rain showers
part cloud
part cloud
cloud
part cloud
clear
thunderstorm
clear
part cloud
cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:26
4:26
4:26
4:26
4:26
4:26
4:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:52
6:52
6:52
6:52
6:53
6:53
6:54
 mm
3
4
4
1
1
3
2
2
2
Temp °C
22
22
22
19
20
21
21
21
20
21
21
21
22
22
21
22
22
19
22
22
21
Feels °C
20
21
22
18
19
21
18
18
20
19
20
22
22
22
21
21
21
18
20
19
19
Swell 1
Height (m)
Direction
Period (s)
1.2
SW
11
2.3
E
8
1.6
E
9
1
SW
9
0.8
SW
8
0.9
E
8
1
SSW
8
0.9
SW
8
0.9
SW
9
1.6
SSW
10
1.5
SSW
10
0.8
SW
9
1.2
SSW
9
0.9
SW
9
1.1
SW
10
1.1
E
8
1.1
E
8
1
E
9
0.9
E
9
0.3
SW
7
1.1
E
8
Energy kJ
344
703
373
152
80
116
136
98
115
442
399
101
227
118
216
160
173
150
119
8
163
Swell 2
Height (m)
Direction
Period (s)
1.3
SSE
7
1.6
SW
11
1.1
SW
10
0.5
S
7
0.4
S
6
0.3
SSE
6
0.6
ENE
8
0.6
SSE
6
0.5
ENE
8
1
E
7
0.9
E
7
0.8
SSE
7
0.7
E
8
0.8
E
8
1
E
8
0.9
SW
9
0.6
SW
9
0.4
SW
8
0.4
SW
8
0.2
ESE
10
0.4
ESE
8
Energy kJ
167
553
213
24
12
7
55
25
40
107
85
57
57
76
113
120
64
24
15
9
26
Swell 3
Height (m)
Direction
Period (s)
0.1
NE
15
1.3
S
8
0.1
NE
13
0.1
SE
9
0.1
SE
9
0.1
SE
9
0.6
ENE
8
0.4
SSE
5
0.1
E
15
0.1
E
15
0.7
E
7
0.1
E
13
0.5
SSE
7
0.6
SSE
7
0.6
SSE
7
0.5
SSE
7
0.4
SE
6
0.3
SSE
6
0.2
ESE
15
0.2
SSW
8
Energy kJ
8
235
7
3
3
3
54
11
4
4
48
3
27
41
33
26
9
6
21
7
Wind waves
Height (m)
Direction
Period (s)
3
E
7
1
N
5
1.3
SSW
10
1.3
E
9
1.2
E
9
1.1
SW
8
0.4
E
3
0.4
NE
4
1.1
E
9
1.1
E
8
Energy kJ
819
42
325
269
230
153
3
5
181
163
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
2
2
2
1
2
1
3
1
2
2
1
1
2
1
2
2
1
1
Distance (km)
483
43
59
0
0
12
0
153
0
0
47
0
0
36
47
0
14
12
0
47
0
Best forecast wave conditions in Chiba
Rating
(10 max)
3
2
2
2
1
2
3
2
2
1
2
2
1
2
2
1
Best forecast wave conditions in Japan
Rating
(10 max)
3
2
3
2
2
2
2
2
3
3
1
2
2
1
2
2
1
2
2
1
1
Header Global
Rating
(10 max)
9
7
6
6
9
7
6
5
9
9
7
6
5
6
7
5
4
8
8
5
8
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Mera Surf forecast

The above surf forecast table for Mera provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Mera can be found by selecting the local surf guide option on the grey menu. Our Mera surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Mera) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Mera may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Mera is 9 km (6 miles) from Tateyama. If you plan a holiday in Chiba, look for hotels and other accommodation in Tateyama. Tateyama has rooms for a wide range of budgets as well as car hire and transport links.

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