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Surf Forecasts:
Shimoda Yamatoken (Tatado Hama) surfForecast / Shizuoka / Japan
48hr Weather and Surf, issued 8 pm Monday 20 Apr 2026 JSTForecast update in hr min s Forecast update imminent
Shimoda Yamatoken (Tatado Hama) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Shimoda Yamatoken (Tatado Hama) sea temperature is
17.1° C
(Which is 1.9°C colder than average for this time of year)How big are the waves at Shimoda Yamatoken (Tatado Hama) today?
The current surf forecast for Shimoda Yamatoken (Tatado Hama) at 3AM is: 1.7m 12s primary swell from a East-southeast direction (forecast issued at 08:00pm April 20). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 5.5ft (1.7m) | 11s |
| Afternoon (21 Apr) | 4.5ft (1.3m) | 11s |
| Evening (21 Apr) | 4ft (1.2m) | 10s |
Table - waves today at Shimoda Yamatoken (Tatado Hama). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Mon 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 7 | 7 | 7 | 10 | 7 | 10 | 7 | 10 | 10 | 10 | 10 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 980 | 933 | 864 | 756 | 706 | 688 | 419 | 387 | 372 | 316 | 246 | 194 | 187 | 143 | 136 | 356 | 121 | 97 | 76 | 70 | 157 | 125 | 117 | 87 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- on | on | cross | cross- off | cross | cross | off | cross | cross | cross | on |
High Tide / height (m) | 7:47PM 1.45 | 6:18AM 1.50 | 8:37PM 1.36 | 6:44AM 1.44 | 9:41PM 1.29 | 7:13AM 1.36 | ||||||||||||||||||
Low Tide / height (m) | 12:56AM 0.88 | 1:28PM 0.03 | 1:29AM 0.98 | 2:10PM 0.12 | 2:10AM 1.06 | |||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:05 | - | - | - | - | - | - | - | 5:05 | - | - | - | - | - | - | - | 5:03 | - | - | - |
| Sunset | 6:19 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:21 | - | - | - | - | - | - | - |
 |  |  | |  | |  | | |  | | | | | | | |  | | | | | |  | |
Rain (mm) | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 |
| Temp. °C | 18 | 17 | 17 | 17 | 17 | 18 | 21 | 19 | 18 | 17 | 16 | 15 | 16 | 17 | 18 | 19 | 18 | 17 | 16 | 16 | 16 | 17 | 18 | 15 |
| Feels °C (?) | 17 | 16 | 17 | 16 | 16 | 15 | 18 | 17 | 16 | 14 | 12 | 12 | 15 | 16 | 17 | 17 | 18 | 17 | 14 | 14 | 14 | 13 | 16 | 13 |
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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