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Surf Forecasts:
Katahama surfForecast / Shizuoka / Japan
48hr Weather and Surf, issued 8 am Sunday 08 Mar 2026 JSTForecast update in hr min s Forecast update imminent
Katahama surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Katahama sea temperature is
14.7° C
(Which is 2.5°C colder than average for this time of year)| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Mar) | 1.5ft (0.4m) | 9s |
| Afternoon (08 Mar) | 1.5ft (0.4m) | 6s |
| Evening (08 Mar) | 0.5ft (0.2m) | 5s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 08 | Monday 09 | Tuesday 10 | Wed 11 | |||||||||||||||||||||
| 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 | 6 PM | 9 PM | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 9 | 6 | 6 | 6 | 5 | 5 | 15 | 14 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 10 | 24 | 0 | 12 | 6 | 2 | 2 | 4 | 4 | 2 | 2 | 2 | 4 | 2 | 2 | 2 | 2 | 2 | 23 | 22 | 22 | 22 | 39 | 15 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | on | on | cross | glass | cross- off | off | cross- off | cross- off | cross | cross- off | cross- off | cross- off | off | off | off | cross- off | on | on | cross- on | cross | cross | cross- off |
High Tide / height (m) | 7:30AM 1.53 | 8:23PM 1.27 | 8:00AM 1.47 | 9:22PM 1.14 | 8:34AM 1.37 | 11:04PM 1.03 | ||||||||||||||||||
Low Tide / height (m) | 2:10PM 0.24 | 1:56AM 0.63 | 2:59PM 0.28 | 2:30AM 0.78 | 4:02PM 0.35 | |||||||||||||||||||
Sunday 08 | Monday 09 | Tuesday 10 | Wed 11 | |||||||||||||||||||||
| Sunrise | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - |
| Sunset | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:49 | - | - | - | - | - | - | - | 5:49 | - | - | - | - |
 |  | | | |  | |  | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 5 | 7 | 9 | 9 | 10 | 9 | 8 | 7 | 6 | 7 | 10 | 11 | 11 | 9 | 7 | 7 | 5 | 7 | 9 | 10 | 10 | 9 | 9 | 8 |
| Feels °C (?) | -5 | 0 | 4 | 4 | 6 | 6 | 4 | 3 | 2 | 3 | 4 | 2 | 3 | 2 | 1 | 2 | -1 | 3 | 6 | 4 | 4 | 5 | 5 | 5 |
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