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 pm 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Shimoda Yamatoken (Tatado Hama) sea temperature is
25.3°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 (22 Sep):

  • Morning surf: Morning surf (22 Sep, local time) - 4.5ft (1.3m), 9s period with SSE swell.
  • Afternoon surf: Afternoon surf (22 Sep, local time) - 3.5ft (1.1m), 8s period with SSE swell.
  • Evening surf: Evening surf (22 Sep, local time) - 3ft (0.9m), 8s period with S swell.

The current surf forecast for Shimoda Yamatoken (Tatado Hama) at 4AM is: 1.3m 10s primary swell from a South-southeast direction (forecast issued at 08:00pm September 21). An open ocean swell of 0.8m 10s is not directed at the surf break, a second open ocean swell of 1.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (JST) & DateWave HeightWave Period
Morning (22 Sep)4.5ft (1.3m)9s
Afternoon (22 Sep)3.5ft (1.1m)8s
Evening (22 Sep)3ft (0.9m)8s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Tue night. Warm (max 27°C on Tue afternoon, min 21°C on Wed night). Winds decreasing (fresh winds from the NE on Wed morning, calm by Thu afternoon).

Mon
21
Tuesday
22
Wednesday
23
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
2
2
2
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
Wave
Height (m)
Direction
Period (s)
4
SSE
12
2.4
S
12
1.4
E
10
1.3
SSE
10
1.3
SSE
9
1.3
SSE
9
0.9
SE
9
1.1
SSE
8
0.6
SE
8
0.9
S
8
0.9
S
7
0.9
E
5
1.1
E
5
1.2
E
5
1.3
ENE
6
1.2
ENE
6
1.3
ENE
6
1.3
ENE
6
Wave Graph
Metric surfscale
Energy kJ
5260
1597
349
325
274
249
107
171
53
93
88
43
67
83
106
91
106
95
Wind (km/h)
35
NW
10
W
10
W
5
W
5
NNW
10
E
20
E
25
NE
25
ENE
20
NE
20
NE
25
NE
30
NE
30
NE
30
NE
30
NE
25
NE
20
NNE
Wind State
off
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross-off
cross
cross
cross
cross-off
High Tide
3:26PM1.47m
00:43AM1.30m
3:48PM1.55m
2:24AM1.39m
4:09PM1.60m
Low Tide
9:04PM1.21m
8:19AM0.50m
9:31PM1.06m
9:13AM0.45m
mod rain
part cloud
clear
clear
clear
part cloud
part cloud
clear
part cloud
cloud
light rain
light rain
light rain
light rain
rain showers
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:31
5:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:42
5:40
 mm
9
1
1
1
1
1
Temp °C
27
26
26
26
25
26
26
27
25
24
24
23
22
22
22
22
22
21
Feels °C
26
29
29
30
29
29
27
26
24
24
24
23
20
20
20
20
21
20
  • 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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