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 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Shimoda Yamatoken (Tatado Hama) sea temperature is
26.7° C
0.7° 

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 (19 Aug):

  • Morning surf: Morning surf (19 Aug, local time) - 2ft (0.6m), 6s period with ESE swell.
  • Afternoon surf: Afternoon surf (19 Aug, local time) - 2ft (0.6m), 6s period with ESE swell.
  • Evening surf: Evening surf (19 Aug, local time) - 1.5ft (0.4m), 10s period with SE swell.

The current surf forecast for Shimoda Yamatoken (Tatado Hama) at 9AM is: 0.6m 6s primary swell from a East-southeast direction (forecast issued at 02:00am August 19). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (19 Aug)2ft (0.6m)6s
Afternoon (19 Aug)2ft (0.6m)6s
Evening (19 Aug)1.5ft (0.4m)10s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Thu afternoon. Warm (max 28°C on Fri afternoon, min 25°C on Wed night). Wind will be generally light.

Wednesday
19
Thursday
20
Friday
21
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)
1
1
1
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)
0.6
E
8
0.6
E
8
0.6
SE
7
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
Wave Graph
Metric surfscale
Energy kJ
51
47
31
28
27
26
25
26
25
27
28
30
31
30
30
30
29
30
30
38
39
39
41
41
Wind (km/h)
5
NE
5
NNE
5
NNE
5
ENE
10
ESE
10
SE
5
SE
5
E
5
NE
5
NNE
5
NE
5
E
10
ESE
10
SE
5
SSE
0
SSE
0
SSW
0
WSW
5
W
10
SSW
15
SSW
15
SSW
10
SW
10
SW
Wind State
glassy
cross-off
cross-off
cross-on
on
on
on
glassy
glassy
glassy
glassy
cross-on
cross-on
on
on
glassy
glassy
glassy
glassy
cross-on
cross-on
cross
cross
cross-off
High Tide
9:00AM1.40m
8:29PM1.60m
10:10AM1.28m
8:55PM1.55m
12:24PM1.22m
Low Tide
2:41AM0.51m
2:24PM0.86m
3:31AM0.52m
2:49PM1.03m
4:36AM0.54m
3:08PM1.19m
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
thunderstorm
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:05
5:07
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:28
6:27
6:25
 mm
1
1
Temp °C
25
25
25
27
27
27
27
26
25
25
25
27
27
27
26
26
25
25
25
27
27
28
27
26
Feels °C
29
28
28
31
31
30
31
30
29
29
29
31
30
31
30
31
30
30
29
30
29
31
31
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
How to use the Wavefinder 

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