- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Katahama surfForecast / Shizuoka / Japan
48hr Weather and Surf, issued 2 pm Saturday 16 May 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
19.1° C
(Which is 1.9°C colder than average for this time of year)How big are the waves at Katahama today?
The current surf forecast for Katahama at 7PM is: 0.8m 9s primary swell from a East-southeast direction and 0.3m 10s secondary swell from a East direction (forecast issued at 02:00pm May 16). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | - | - |
| Afternoon (16 May) | 2.5ft (0.7m) | 9s |
| Evening (16 May) | 2.5ft (0.8m) | 8s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 23°C on Tue morning, min 17°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 9 | ESE 9 | ESE 9 | ESE 8 | ESE 9 | ESE 9 | ESE 7 | ESE 7 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 9 | SE 9 | |
145 | 75 | 88 | 78 | 88 | 86 | 34 | 48 | 90 | 88 | 92 | 111 | 108 | 111 | 131 | 106 | 103 | 106 | 106 | 80 | 88 | 70 | 80 | 51 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross | cross-off | glassy | cross-off | on | cross-on | cross | cross | cross-off | cross-off | glassy | glassy | cross | |
High Tide | 5:45PM1.44m | 4:43AM1.59m | 6:21PM1.45m | 5:14AM1.60m | 6:59PM1.44m | 5:47AM1.59m | ||||||||||||||||||
Low Tide | 11:09AM0.11m | 11:04PM0.84m | 11:40AM0.06m | 11:35PM0.87m | 12:14PM0.05m | 00:11AM0.90m | ||||||||||||||||||
 |  | |  | | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 4:43 | — | — | — | — | — | — | — | 4:41 | — | — | — | — | — | — | — | 4:41 | — | — |
 | — | — | 6:43 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | 6:45 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 20 | 19 | 18 | 18 | 17 | 17 | 20 | 22 | 22 | 22 | 21 | 20 | 19 | 19 | 21 | 22 | 22 | 22 | 21 | 20 | 19 | 19 | 22 |
18 | 18 | 18 | 18 | 18 | 17 | 17 | 20 | 21 | 20 | 21 | 21 | 20 | 19 | 18 | 20 | 20 | 20 | 20 | 21 | 20 | 19 | 20 | 22 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 9 | ESE 9 | ESE 7 | ESE 7 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 9 | SE 9 |
 kJ | 80 | 75 | 88 | 78 | 88 | 86 | 34 | 48 | 90 | 88 | 92 | 111 | 108 | 111 | 131 | 106 | 103 | 106 | 106 | 80 | 88 | 70 | 80 | 51 |
Swell 2 Height (m) Direction Period (s) | ESE 8 | E 8 | E 10 | E 9 | SSE 10 | SSE 10 | ESE 10 | ESE 9 | SE 11 | SE 11 | SE 12 | — | SE 12 | — | WSW 3 | — | SSE 8 | SE 8 | SSE 7 | SSE 7 | SE 11 | SE 10 | SE 10 | E 8 |
| kJ | 28 | 35 | 16 | 7 | 10 | 10 | 30 | 29 | 18 | 19 | 6 | — | 6 | — | 1 | — | 6 | 9 | 5 | 5 | 19 | 17 | 38 | 33 |
Swell 3 Height (m) Direction Period (s) | SE 12 | SE 11 | SE 11 | SSE 10 | SE 14 | SE 14 | SSE 10 | SE 11 | SE 14 | — | — | — | S 8 | SE 7 | SE 7 | SE 7 | SE 12 | SE 12 | SE 11 | SE 10 | — | — | — | ESE 10 |
| kJ | 21 | 19 | 18 | 10 | 7 | 7 | 10 | 18 | 7 | — | — | — | 1 | 2 | 2 | 2 | 5 | 5 | 20 | 16 | — | — | — | 19 |
Wind waves Height (m) Direction Period (s) | E 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 3 | SSW 2 | SW 3 | SW 3 | — | — | — | — |
| kJ | 145 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 104 | 104 | 65 | 6 | 6 | 6 | 6 | 6 | 6 | 104 | 65 | 6 | 13 | 6 | 13 | 104 | 65 | 65 | 6 | 6 | 6 | 6 | 6 | 6 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- 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.
Nearest