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Surf Forecasts:
Katahama surfForecast / Shizuoka / Japan
48hr Weather and Surf, issued 8 pm Thursday 07 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
18.3° 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 1AM is: 1.0m 6s primary swell from a South direction and 0.6m 10s secondary swell from a East-southeast direction (forecast issued at 08:00pm May 07). An open ocean swell of 0.6m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 May) | 2.5ft (0.7m) | 10s |
| Afternoon (08 May) | 2.5ft (0.7m) | 10s |
| Evening (08 May) | 2ft (0.6m) | 10s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Fri morning. Warm (max 23°C on Fri afternoon, min 14°C on Fri night). Winds decreasing (strong winds from the WNW on Fri night, light winds from the N by Sat night). | ||||||||||||||||||||||||
Thu 7 | Friday 8 | Saturday 9 | Sunday 10 | |||||||||||||||||||||
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 | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
SSE 6 | S 6 | S 6 | ESE 10 | ESE 10 | ESE 10 | S 7 | ESE 10 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | ESE 11 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | |
88 | 81 | 78 | 68 | 90 | 90 | 92 | 92 | 71 | 73 | 75 | 75 | 55 | 53 | 51 | 51 | 54 | 55 | 75 | 72 | 68 | 67 | 65 | 63 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | 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 | off | cross-off | off | off | cross-off | cross-off | cross | cross-on | on | |
High Tide | 10:19PM1.28m | 8:30AM1.23m | 11:48PM1.29m | 10:06AM1.10m | 1:02AM1.33m | 12:32PM1.07m | ||||||||||||||||||
Low Tide | 3:47AM1.00m | 4:06PM0.40m | 5:46AM0.96m | 5:26PM0.50m | 7:25AM0.83m | |||||||||||||||||||
 |  | |  |  |  |  | | | | | | |  | | | | | | | | | | | |
 | — | — | — | 4:50 | — | — | — | — | — | — | — | 4:50 | — | — | — | — | — | — | — | 4:48 | — | — | — | — |
 | 6:36 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | 6:37 |
— | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 19 | 19 | 19 | 19 | 20 | 22 | 23 | 22 | 19 | 16 | 15 | 14 | 17 | 21 | 21 | 20 | 16 | 15 | 15 | 15 | 17 | 19 | 18 |
19 | 19 | 19 | 19 | 20 | 21 | 21 | 20 | 17 | 12 | 6 | 6 | 5 | 9 | 17 | 17 | 17 | 11 | 12 | 13 | 13 | 13 | 16 | 14 | |
Swell 1 Height (m) Direction Period (s) | SSE 6 | S 6 | S 6 | SSE 6 | SSE 6 | SSE 6 | S 7 | ESE 10 | ESE 10 | S 7 | S 7 | SSW 7 | S 7 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | ESE 11 | W 6 | W 5 | ESE 10 | ESE 10 | ESE 10 |
 kJ | 88 | 81 | 78 | 34 | 40 | 51 | 86 | 92 | 71 | 150 | 117 | 82 | 38 | 53 | 51 | 51 | 54 | 55 | 75 | 50 | 23 | 67 | 65 | 63 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | — | — | ESE 10 | ESE 11 | ESE 11 | SE 11 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | ESE 10 | ESE 10 | W 4 | W 4 | W 4 |
| kJ | 58 | 68 | 68 | 68 | 90 | 90 | 92 | — | — | 73 | 75 | 75 | 55 | 17 | 17 | 9 | 9 | 4 | 1 | 72 | 68 | 10 | 3 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | SSW 6 | SSW 6 | SSW 6 | — | — | — | — | — | — | — | — | SSW 6 | — | W 8 | — | — | S 7 | S 7 | WSW 6 | SW 6 | SW 6 | S 6 |
| kJ | — | — | 29 | 12 | 7 | — | — | — | — | — | — | — | — | 4 | — | 1 | — | — | 1 | 1 | 4 | 2 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | SW 6 | SSW 6 | — | — | — | S 7 | SSW 7 | W 5 | W 6 | WNW 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | WNW 6 | NW 5 | WNW 5 | E 4 | E 4 | ESE 5 |
| kJ | — | — | 31 | 25 | — | — | — | 126 | 158 | 60 | 284 | 360 | 308 | 343 | 251 | 247 | 212 | 181 | 145 | 4 | 64 | 1 | 16 | 42 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 211 | 2 | 2 | 2 | 2 | 6 | 94 | 334 | 352 | 369 | 103 | 103 | 137 | 103 | 6 | 2 | 6 | 65 | 104 | 6 | 13 | 13 | 94 | 208 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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