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 07 Sep 2026 (local time)

Forecast update in  hr  min

Today's Shimoda Yamatoken (Tatado Hama) sea temperature is
26.5°C
0.5° 

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 (07 Sep):

  • Afternoon surf: Afternoon surf (07 Sep, local time) - 10ft (3.0m), 9s period with S swell.
  • Evening surf: Evening surf (07 Sep, local time) - 8ft (2.5m), 9s period with S swell.

The current surf forecast for Shimoda Yamatoken (Tatado Hama) at 6PM is: 0.7m 8s primary swell from a East direction and 0.1m 18s secondary swell from a East direction (forecast issued at 02:00pm September 07). An open ocean swell of 3.0m 9s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (07 Sep)--
Afternoon (07 Sep)10ft (3.0m)9s
Evening (07 Sep)8ft (2.5m)9s

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


Short Range Forecast

Heavy rain (total 80mm), heaviest during Mon afternoon. Warm (max 28°C on Tue morning, min 22°C on Wed night). Wind will be generally light.

Mon
7
Tuesday
8
Wednesday
9
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
2
0
3
0
0
0
2
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
Wave
Height (m)
Direction
Period (s)
3
S
9
3
S
9
0.7
E
8
2.5
S
9
0.4
SE
10
0.3
ESE
10
0.3
ESE
10
1.8
S
9
0.5
E
9
0.5
E
9
0.5
E
9
0.4
SE
10
0.4
SE
10
0.2
E
18
0.2
E
18
0.4
ESE
10
0.4
ESE
10
0.2
E
16
0.2
E
16
0.2
E
16
Wave Graph
Metric surfscale
Energy kJ
1367
1562
63
1075
26
20
20
503
37
37
37
25
25
25
24
31
31
21
21
21
Wind (km/h)
25
SSW
20
SW
10
SW
5
SE
5
ENE
5
E
5
ESE
5
SE
5
S
10
S
15
SSW
15
SW
15
SW
20
SW
25
SW
25
SW
25
SW
25
SW
20
SW
10
SW
Wind State
cross
cross
cross
glassy
glassy
cross-on
glassy
glassy
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
4:04PM1.51m
1:39AM1.36m
4:25PM1.58m
2:57AM1.46m
4:45PM1.63m
Low Tide
9:29PM1.20m
9:03AM0.40m
9:58PM1.07m
9:49AM0.35m
mod rain
mod rain
thunderstorm
thunderstorm
light rain
rain showers
part cloud
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:02
6:01
6:00
 mm
8
6
4
4
4
2
1
2
4
3
5
5
5
4
3
2
2
2
Temp °C
27
27
27
26
25
24
25
27
28
27
27
27
27
26
27
28
28
28
27
26
Feels °C
29
29
32
32
30
28
30
33
33
32
31
31
31
28
29
29
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
How to use the Wavefinder 

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