Surf Forecasts:
How big are the waves at Katahama today (17 Sep):
- Evening surf: Evening surf (17 Sep, local time) - 1.5ft (0.5m), 12s period with E swell.
The current surf forecast for Katahama at 12AM is: 0.5m 12s primary swell from a East direction and 0.7m 8s secondary swell from a Southeast direction, 0.9m 4s secondary swell from a East-northeast direction (forecast issued at 08:00pm September 16). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | - | - |
| Afternoon (17 Sep) | - | - |
| Evening (17 Sep) | 1.5ft (0.5m) | 12s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 28mm), heaviest during Wed night. Warm (max 27°C on Sat afternoon, min 20°C on Thu night). Mainly fresh winds. | ||||||||||||||||||
Wed 16 | Thursday 17 | Friday 18 | ||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | ESE 8 | E 12 | E 12 | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | S 9 | E 7 | E 8 | E 8 | E 12 | E 12 | E 11 | SSE 11 | SE 16 |
Wave Graph  | ||||||||||||||||||
 kJ | 94 | 75 | 71 | 124 | 114 | 162 | 199 | 278 | 363 | 2 | 388 | 377 | 372 | 23 | 23 | 23 | 12 | 86 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-off | cross | cross | cross-on | cross | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross | cross |
High Tide | 7:37PM1.73m | 8:59AM1.43m | 8:10PM1.64m | 10:22AM1.32m | 8:46PM1.52m | |||||||||||||
Low Tide | 2:33AM0.47m | 2:10PM1.01m | 3:29AM0.55m | 2:53PM1.15m | ||||||||||||||
 | |  | |  | | |  |  |  | | | | | | | | | |
 | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:51 | — | — |
mm | 11 | 23 | 4 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 21 | 21 | 22 | 22 | 23 | 24 | 24 | 24 | 22 | 21 | 21 | 20 | 21 | 25 | 26 | 25 | 24 |
Feels °C | 21 | 21 | 21 | 23 | 22 | 23 | 23 | 23 | 22 | 19 | 19 | 20 | 18 | 17 | 22 | 24 | 23 | 22 |
Swell 1 Height (m) Direction Period (s) | E 13 | SE 8 | SE 8 | E 12 | E 12 | E 12 | E 12 | E 12 | S 9 | S 9 | S 9 | SE 9 | SE 9 | E 12 | E 12 | E 11 | SSE 11 | SE 16 |
| kJ | 82 | 61 | 61 | 45 | 44 | 44 | 44 | 25 | 2 | 2 | 1 | 3 | 3 | 23 | 23 | 23 | 12 | 86 |
Swell 2 Height (m) Direction Period (s) | SSW 6 | E 12 | E 12 | E 16 | E 16 | S 9 | SE 9 | S 9 | — | — | — | — | S 13 | SE 9 | SSE 12 | SE 12 | SE 17 | E 11 |
| kJ | 6 | 75 | 71 | 5 | 5 | 2 | 3 | 2 | — | — | — | — | 3 | 3 | 14 | 5 | 11 | 10 |
Swell 3 Height (m) Direction Period (s) | — | SSW 5 | — | E 16 | — | — | S 9 | S 7 | — | — | — | — | — | SE 12 | S 9 | S 11 | S 11 | S 10 |
| kJ | — | 2 | — | 5 | — | — | 2 | 1 | — | — | — | — | — | 6 | 2 | 2 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | ESE 8 | ENE 4 | ENE 4 | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | ENE 7 |
| kJ | 94 | 14 | 22 | 124 | 114 | 162 | 199 | 278 | 363 | 364 | 388 | 377 | 372 | 339 | 270 | 266 | 366 | 336 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 351 | 334 | 13 | 13 | 13 | 334 | 355 | 355 | 94 | 94 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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