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 17 Sep 2026 (local time)

Forecast update in  hr  min

Today's Shimoda Yamatoken (Tatado Hama) sea temperature is
26.1°C
0.2° 

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 Sep):

  • Morning surf: Morning surf (18 Sep, local time) - 0.5ft (0.1m), 12s period with SE swell.
  • Afternoon surf: Afternoon surf (18 Sep, local time) - 0.5ft (0.2m), 11s period with SSE swell.
  • Evening surf: Evening surf (18 Sep, local time) - 2.5ft (0.7m), 14s period with SE swell.

The current surf forecast for Shimoda Yamatoken (Tatado Hama) at 4AM is: 0.1m 13s primary swell from a South direction (forecast issued at 08:00pm September 17). An open ocean swell of 2.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (18 Sep)0.5ft (0.1m)12s
Afternoon (18 Sep)0.5ft (0.2m)11s
Evening (18 Sep)2.5ft (0.7m)14s

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


Short Range Forecast

Heavy rain (total 68mm), heaviest during Sun afternoon. Warm (max 24°C on Sat afternoon, min 20°C on Thu night). Mainly strong winds.

Thu
17
Friday
18
Saturday
19
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
0
0
1
1
1
1
1
!
!
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.2
ENE
7
0.1
SE
9
2.5
ENE
7
0.1
S
13
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.2
SSE
11
0.3
SE
14
0.7
SE
14
1.3
SE
14
1.8
SE
13
1.7
SE
16
3
SE
15
3
SE
14
3
SE
13
3.5
ESE
13
3.5
ESE
12
Wave Graph
Metric surfscale
Energy kJ
0
3
0
3
6
6
5
12
33
184
588
1172
1474
3788
3536
3020
3971
3392
Wind (km/h)
30
NE
35
NE
35
NE
35
NE
35
NE
40
NE
40
NE
40
NE
35
NE
35
NE
30
NNE
30
NNE
30
NE
35
NE
30
NE
30
NE
30
NE
35
NE
Wind State
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross
cross
cross
cross
cross
cross
High Tide
7:35PM1.62m
10:00AM1.34m
7:58PM1.55m
12:19PM1.30m
8:22PM1.46m
Low Tide
2:51AM0.41m
2:17PM1.16m
3:50AM0.48m
2:41PM1.28m
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:28
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:47
5:45
 mm
Temp °C
22
21
20
20
20
22
23
23
22
21
21
22
22
23
23
24
24
24
Feels °C
18
17
15
15
15
17
18
18
18
17
18
19
19
20
21
22
22
22
  • 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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