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 18 Jul 2026 (local time)

Forecast update in  hr  min

Today's Shimoda Yamatoken (Tatado Hama) sea temperature is
25.4° 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 (18 Jul):

  • Morning surf: Morning surf (18 Jul, local time) - 2.5ft (0.8m), 9s period with ESE swell.
  • Afternoon surf: Afternoon surf (18 Jul, local time) - 2.5ft (0.8m), 9s period with E swell.
  • Evening surf: Evening surf (18 Jul, local time) - 3ft (0.9m), 9s period with E swell.

The current surf forecast for Shimoda Yamatoken (Tatado Hama) at 9AM is: 0.8m 9s primary swell from a East-southeast direction and 0.5m 4s secondary swell from a Southeast direction (forecast issued at 02:00am July 18). An open ocean swell of 0.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (18 Jul)2.5ft (0.8m)9s
Afternoon (18 Jul)2.5ft (0.8m)9s
Evening (18 Jul)3ft (0.9m)9s

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 morning, min 26°C on Sat morning). Wind will be generally light.

Saturday
18
Sunday
19
Monday
20
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
1
1
0
0
0
1
1
1
1
1
1
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)
0.7
E
9
0.7
E
8
0.7
E
8
0.8
ESE
9
0.8
ESE
9
0.8
E
9
0.8
E
9
0.9
E
9
0.9
ESE
10
0.9
E
10
1
E
10
1
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.7
E
9
0.7
E
9
0.7
E
9
Wave Graph
Metric surfscale
Energy kJ
71
68
69
101
110
106
106
139
154
148
188
176
106
106
104
104
104
102
103
101
101
73
71
71
Wind (km/h)
15
SE
10
ESE
10
E
10
E
10
ESE
10
SE
10
SE
10
SE
10
SSE
5
S
5
SSW
10
SSW
15
SSW
15
SW
15
WSW
10
WSW
10
W
10
W
10
W
10
WSW
15
SW
20
WSW
15
WSW
15
WSW
Wind State
on
cross-on
cross-on
cross-on
on
on
on
on
on
glassy
glassy
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
High Tide
6:43AM1.57m
8:10PM1.63m
7:28AM1.50m
8:36PM1.60m
8:18AM1.41m
Low Tide
1:18AM0.87m
1:24PM0.22m
1:56AM0.80m
1:57PM0.37m
2:39AM0.74m
2:31PM0.54m
thunderstorm
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:43
4:43
4:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:55
6:55
6:54
 mm
1
Temp °C
26
25
25
26
27
28
27
26
26
26
26
27
28
28
27
26
26
26
26
28
29
29
28
26
Feels °C
30
28
28
29
30
31
31
30
30
31
31
31
31
31
30
30
30
30
30
32
32
32
32
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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