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Surf Forecasts:
Katahama surfForecast / Shizuoka / Japan
48hr Weather and Surf, issued 8 pm Friday 22 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
20.4° C
(Which is 1.1°C colder than average for this time of year)How big are the waves at Katahama today?
The current surf forecast for Katahama at 11PM is: 0.1m 8s primary swell from a South direction (forecast issued at 08:00pm May 22). An open ocean swell of 0.8m 7s is not directed at the surf break, a second open ocean swell of 1.8m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 21°C on Sun afternoon, min 15°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Fri 22 | Saturday 23 | Sunday 24 | Monday 25 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SE 8 | E 8 | S 8 | E 8 | E 7 | E 7 | E 7 | S 6 | E 6 | E 6 | E 6 | ESE 6 | ESE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | |
2 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 365 | 344 | 279 | 237 | 226 | 201 | 214 | 192 | 198 | 197 | 183 | 193 | 173 | 183 | 237 | 145 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross | cross-on | on | on | |
High Tide | 10:34PM1.36m | 9:10AM1.19m | 11:45PM1.37m | 11:03AM1.10m | 00:47AM1.40m | 1:05PM1.11m | ||||||||||||||||||
Low Tide | 3:17PM0.34m | 4:32AM0.95m | 4:21PM0.47m | 6:08AM0.87m | 5:34PM0.58m | 7:26AM0.74m | ||||||||||||||||||
 |  | | | | |  | | | |  |  | |  | | | | | | | | | | | |
 | — | — | — | 4:39 | — | — | — | — | — | — | — | 4:39 | — | — | — | — | — | — | — | 4:37 | — | — | — | — |
 | 6:46 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | 6:49 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 16 | 16 | 15 | 15 | 15 | 16 | 17 | 18 | 17 | 17 | 17 | 17 | 19 | 20 | 21 | 20 | 19 | 19 | 18 | 18 | 20 | 21 | 21 |
15 | 11 | 11 | 10 | 10 | 10 | 10 | 12 | 13 | 11 | 12 | 13 | 14 | 16 | 18 | 20 | 19 | 19 | 19 | 17 | 17 | 19 | 20 | 20 | |
Swell 1 Height (m) Direction Period (s) | SSW 8 | SW 8 | SW 7 | SSW 7 | SSW 7 | SSW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SE 12 | SE 12 | SE 12 | ESE 12 | E 10 | E 10 | E 10 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 |
 kJ | 150 | 82 | 54 | 34 | 28 | 19 | 11 | 7 | 2 | 2 | 2 | 6 | 6 | 6 | 13 | 69 | 69 | 46 | 183 | 193 | 173 | 183 | 158 | 145 |
Swell 2 Height (m) Direction Period (s) | SE 8 | — | S 8 | — | — | — | — | S 6 | — | — | — | — | — | — | — | — | — | — | E 9 | E 9 | E 10 | ENE 10 | ENE 10 | ENE 11 |
| kJ | 2 | — | 1 | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 44 | 44 | 52 | 35 | 36 | 40 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 8 | S 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 10 |
Wind waves Height (m) Direction Period (s) | E 7 | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | E 6 | E 6 | E 6 | ESE 6 | ESE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ENE 9 | — | — | — | ESE 8 | — |
| kJ | 168 | 410 | 391 | 377 | 250 | 280 | 345 | 342 | 365 | 344 | 279 | 237 | 226 | 201 | 214 | 192 | 198 | 197 | 177 | — | — | — | 237 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 13 | 13 | 415 | 619 | 661 | 661 | 150 | 150 | 150 | 415 | 103 | 124 | 13 | 150 | 104 | 85 | 85 | 103 | 2 | 2 | 2 | 13 | 13 | 104 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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