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 25 Aug 2026 (local time)

Forecast update in  hr  min

Today's Shimoda Yamatoken (Tatado Hama) sea temperature is
27.3°C
0.0° 

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 (25 Aug):

  • Morning surf: Morning surf (25 Aug, local time) - 6ft (1.9m), 13s period with S swell.
  • Afternoon surf: Afternoon surf (25 Aug, local time) - 6ft (1.8m), 12s period with S swell.
  • Evening surf: Evening surf (25 Aug, local time) - 5ft (1.5m), 12s period with S swell.

The current surf forecast for Shimoda Yamatoken (Tatado Hama) at 9AM is: 1.9m 13s primary swell from a South direction and 0.5m 11s secondary swell from a East direction (forecast issued at 02:00am August 25). An open ocean swell of 0.6m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (25 Aug)6ft (1.9m)13s
Afternoon (25 Aug)6ft (1.8m)12s
Evening (25 Aug)5ft (1.5m)12s

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


Short Range Forecast

Moderate rain (total 13mm), heaviest on Thu night. Warm (max 29°C on Tue morning, min 26°C on Tue night). Wind will be generally light.

Tuesday
25
Wednesday
26
Thursday
27
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)
4
3
4
3
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
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)
1.6
SSE
14
1.5
SSE
13
1.7
SSE
14
1.9
S
13
1.8
S
12
1.8
S
12
1.8
S
12
1.5
S
12
0.7
E
13
0.7
E
13
0.7
E
13
0.6
E
13
0.6
E
12
0.6
E
12
0.6
E
12
0.8
SSE
10
0.8
SSE
10
0.8
S
10
1.2
SW
6
1.1
SW
6
0.7
S
11
0.7
S
10
0.7
E
13
0.7
E
13
Wave Graph
Metric surfscale
Energy kJ
1047
767
1122
1283
1005
957
948
615
168
162
160
114
107
103
102
120
133
115
108
82
108
96
170
170
Wind (km/h)
15
WSW
15
W
15
W
20
WSW
20
WSW
25
SW
20
WSW
20
W
20
W
20
WSW
20
WSW
20
WSW
20
WSW
25
WSW
25
WSW
25
WSW
25
WSW
25
WSW
20
WSW
25
WSW
25
WSW
25
WSW
20
SW
5
WSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
High Tide
2:18AM1.43m
4:57PM1.61m
3:23AM1.52m
5:19PM1.66m
4:14AM1.61m
5:41PM1.69m
Low Tide
9:50PM1.19m
9:39AM0.30m
10:23PM1.07m
10:21AM0.24m
10:52PM0.94m
10:58AM0.23m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:11
5:11
5:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:21
6:19
6:17
 mm
1
1
1
1
4
Temp °C
26
26
26
28
29
28
27
26
26
26
27
28
29
29
27
27
27
27
27
28
29
29
27
26
Feels °C
29
29
30
30
31
29
29
29
29
29
31
31
32
31
29
30
29
30
30
30
31
31
30
31
  • 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
How to use the Wavefinder 

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