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 pm 31 Aug 2026 (local time)

Forecast update in  hr  min

Today's Shimoda Yamatoken (Tatado Hama) sea temperature is
27.4°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 (31 Aug):

  • Afternoon surf: Afternoon surf (31 Aug, local time) - 2ft (0.6m), 4s period with E swell.
  • Evening surf: Evening surf (31 Aug, local time) - 1.5ft (0.5m), 14s period with E swell.

The current surf forecast for Shimoda Yamatoken (Tatado Hama) at 7PM is: 0.5m 14s primary swell from a East direction and 0.8m 4s secondary swell from a East direction (forecast issued at 02:00pm August 31). An open ocean swell of 0.5m 9s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (31 Aug)--
Afternoon (31 Aug)2ft (0.6m)4s
Evening (31 Aug)1.5ft (0.5m)14s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Wed night. Warm (max 29°C on Thu morning, min 23°C on Mon night). Wind will be generally light.

Mon
31
Tuesday
1
Wednesday
2
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
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
ENE
3
0.6
E
4
0.5
E
14
0.5
E
14
0.6
E
13
0.7
ESE
13
0.7
ESE
13
0.9
E
12
0.9
E
12
1.1
E
12
1
E
11
1
E
11
1
E
11
0.9
E
11
0.9
E
11
0.9
E
11
0.8
E
10
0.8
E
10
0.7
E
10
0.7
E
10
Wave Graph
Metric surfscale
Energy kJ
6
9
98
94
128
173
165
235
224
333
248
244
253
191
184
178
133
125
94
98
Wind (km/h)
20
ENE
20
ENE
15
ENE
20
ENE
20
ENE
15
NE
15
NE
15
ENE
15
ENE
15
E
10
E
10
ENE
10
ENE
5
E
5
NE
5
E
5
SE
10
SSE
5
S
0
NNE
Wind State
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
on
on
glassy
glassy
High Tide
7:06PM1.69m
7:40AM1.60m
7:27PM1.67m
8:27AM1.49m
7:50PM1.64m
Low Tide
1:01PM0.55m
1:25AM0.44m
1:28PM0.70m
2:02AM0.43m
1:54PM0.86m
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:16
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:13
6:12
6:09
 mm
Temp °C
26
26
25
25
24
24
23
25
26
26
25
24
24
24
24
26
26
26
26
25
Feels °C
27
28
27
26
25
25
24
26
27
28
27
26
27
27
27
30
29
29
30
30
  • 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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