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Surf Forecasts:
Katahama surfForecast / Shizuoka / Japan
48hr Weather and Surf, issued 8 pm Saturday 04 Apr 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
15.4° C
(Which is 2.8°C colder than average for this time of year)| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Apr) | 7ft (2.2m) | 9s |
| Afternoon (05 Apr) | 5.5ft (1.7m) | 8s |
| Evening (05 Apr) | 4.5ft (1.3m) | 9s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sat 04 | Sunday 05 | Monday 06 | Tuesday 07 | |||||||||||||||||||||
| 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) (?) | 8 | 9 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 9 | 8 | 8 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 9 | 9 | 9 | 6 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 749 | 1925 | 0 | 0 | 1325 | 796 | 662 | 392 | 432 | 286 | 262 | 201 | 88 | 68 | 67 | 65 | 64 | 64 | 64 | 65 | 67 | 68 | 77 | 53 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross | cross | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 6:45PM 1.44 | 6:18AM 1.57 | 7:25PM 1.38 | 6:48AM 1.54 | 8:12PM 1.30 | 7:19AM 1.47 | ||||||||||||||||||
Low Tide / height (m) | 12:23AM 0.57 | 12:59PM 0.09 | 12:54AM 0.66 | 1:39PM 0.12 | 1:28AM 0.77 | 2:26PM 0.20 | ||||||||||||||||||
Sat 04 | Sunday 05 | Monday 06 | Tuesday 07 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:30 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:26 | - | - | - |
| Sunset | 6:08 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:10 | - | - | - | - | - | - | - |
 |  |  | |  |  | | | |  | | |  | | | | |  |  | | |  | | | |
Rain (mm) | 7 | 21 | 5 | 5 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 6 | 5 |
| Temp. °C | 17 | 17 | 19 | 19 | 17 | 18 | 20 | 19 | 17 | 17 | 16 | 15 | 15 | 16 | 20 | 19 | 18 | 17 | 17 | 16 | 16 | 16 | 13 | 14 |
| Feels °C (?) | 14 | 11 | 13 | 15 | 15 | 16 | 17 | 15 | 13 | 14 | 14 | 12 | 13 | 15 | 18 | 14 | 15 | 15 | 15 | 15 | 15 | 13 | 10 | 11 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Katahama surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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