Shimoda Yamatoken (Tatado Hama) Surf Break

Lat Long: 34.66° N 138.93° E

Shimoda Yamatoken (Tatado Hama) 48 hour detailed Surf Forecast

Issued: 2 am 12 Aug 2026 (local time)

Forecast update in  hr  min

Today's Shimoda Yamatoken (Tatado Hama) sea temperature is
27.1° C
0.2° 

Shimoda Yamatoken (Tatado Hama) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Shimoda Yamatoken (Tatado Hama) today (12 Aug):

  • Morning surf: Morning surf (12 Aug, local time) - 1ft (0.3m), 2s period with ESE swell.
  • Afternoon surf: Afternoon surf (12 Aug, local time) - 3.5ft (1.0m), 6s period with E swell.
  • Evening surf: Evening surf (12 Aug, local time) - 2.5ft (0.8m), 6s period with E swell.

The current surf forecast for Shimoda Yamatoken (Tatado Hama) at 8AM is: 0.3m 2s primary swell from a East-southeast direction (forecast issued at 02:00am August 12). An open ocean swell of 0.8m 11s is not directed at the surf break, a second open ocean swell of 0.8m 10s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (12 Aug)1ft (0.3m)2s
Afternoon (12 Aug)3.5ft (1.0m)6s
Evening (12 Aug)2.5ft (0.8m)6s

Table - waves today at Shimoda Yamatoken (Tatado Hama). (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 7mm), mostly falling on Wed afternoon. Warm (max 28°C on Thu morning, min 24°C on Wed morning). Wind will be generally light.

Wednesday
12
Thursday
13
Friday
14
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
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
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
E
12
1
E
11
0.9
E
10
0.3
ESE
2
0.6
E
4
1
E
6
0.9
E
6
0.8
E
6
0.3
SE
12
0.6
ENE
5
0.8
ENE
4
0.9
ENE
4
0.8
ENE
4
0.6
ENE
4
0.1
SE
12
0.2
S
12
0.2
S
12
0.2
S
12
0.8
ENE
4
1
ENE
4
0.9
ENE
5
0.2
SSE
11
0.3
SE
11
0.3
S
12
Wave Graph
Metric surfscale
Energy kJ
0
0
0
1
9
76
58
39
21
17
20
31
22
11
5
11
11
11
19
37
37
12
19
27
Wind (km/h)
10
WSW
5
SE
10
NE
15
NE
20
E
20
E
20
ENE
20
NE
20
NE
20
NE
20
NE
25
NE
25
ENE
20
ENE
15
ENE
15
ENE
15
NE
20
NE
20
NE
25
NE
20
ENE
20
ENE
15
ENE
15
ENE
Wind State
cross-off
glassy
cross
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-off
cross
cross
cross
cross
cross-on
cross
High Tide
3:47AM1.56m
5:50PM1.67m
4:35AM1.63m
6:13PM1.70m
5:19AM1.67m
6:36PM1.70m
Low Tide
10:46PM1.08m
10:49AM0.15m
11:18PM0.97m
11:25AM0.15m
11:48PM0.85m
11:58AM0.19m
thunderstorm
mod rain
light rain
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:01
5:01
5:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:36
6:35
6:34
 mm
3
6
2
1
2
1
1
1
1
Temp °C
25
23
24
24
26
26
25
24
24
24
24
26
28
28
27
25
25
25
25
27
28
28
27
26
Feels °C
28
27
26
25
26
26
25
24
25
24
24
26
28
29
30
27
27
26
26
28
29
30
30
29
  • 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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