Shimoda Yamatoken (Tatado Hama) Surf Break

Lat Long: 34.66° N 138.93° E

Shimoda Yamatoken (Tatado Hama) 48 hour detailed Surf Forecast

Issued: 8 am 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Shimoda Yamatoken (Tatado Hama) sea temperature is
26.6°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 (23 Aug):

  • Morning surf: Morning surf (23 Aug, local time) - 1.5ft (0.4m), 11s period with SE swell.
  • Afternoon surf: Afternoon surf (23 Aug, local time) - 1.5ft (0.4m), 12s period with ESE swell.
  • Evening surf: Evening surf (23 Aug, local time) - 1.5ft (0.5m), 12s period with E swell.

The current surf forecast for Shimoda Yamatoken (Tatado Hama) at 4PM is: 0.5m 12s primary swell from a East direction (forecast issued at 08:00am August 23). An open ocean swell of 0.8m 8s is not directed at the surf break, a second open ocean swell of 0.6m 10s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (JST) & DateWave HeightWave Period
Morning (23 Aug)1.5ft (0.4m)11s
Afternoon (23 Aug)1.5ft (0.4m)12s
Evening (23 Aug)1.5ft (0.5m)12s

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


Short Range Forecast

Mostly dry. Warm (max 29°C on Mon afternoon, min 25°C on Sun night). Wind will be generally light.

Sunday
23
Monday
24
Tuesday
25
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
1
1
1
2
3
2
2
4
4
4
4
4
3
1
3
4
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)
0.4
SE
11
0.4
SE
11
0.4
SE
13
0.4
ESE
12
0.5
E
12
0.5
E
12
0.6
SSE
13
0.7
SSE
13
1
SSE
15
0.8
SSE
18
1.3
SSE
15
1.3
SSE
14
1.2
SSE
16
1.6
SSE
16
1.6
SSE
14
2.1
SSE
14
2.1
S
16
2.1
S
14
1.7
S
13
2.1
S
13
2.1
S
13
0.7
E
13
Wave Graph
Metric surfscale
Energy kJ
29
29
44
48
75
73
113
151
468
425
730
612
817
1230
1047
1752
2153
1804
987
1510
1530
167
Wind (km/h)
5
NE
10
ENE
10
ENE
5
ESE
0
ENE
0
NNW
5
W
10
WNW
5
WNW
5
WSW
10
SW
15
WSW
15
WSW
10
W
15
WSW
15
W
15
WSW
15
WSW
20
SW
15
SW
15
WSW
10
W
Wind State
glassy
cross-on
cross-on
glassy
glassy
glassy
cross-off
cross-off
off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
High Tide
4:14PM1.45m
00:36AM1.38m
4:35PM1.54m
2:18AM1.43m
4:57PM1.61m
Low Tide
7:38AM0.47m
8:58PM1.30m
8:48AM0.38m
9:50PM1.19m
9:39AM0.30m
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:09
5:09
5:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:22
6:22
6:21
 mm
Temp °C
26
27
27
26
26
26
25
25
25
27
28
29
27
25
25
25
25
27
29
29
27
26
Feels °C
30
31
31
31
31
31
29
29
29
31
31
31
30
28
28
28
28
29
31
31
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
How to use the Wavefinder 

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