Surf Forecasts:
How big are the waves at Katahama today (02 Aug):
- Morning surf: Morning surf (02 Aug, local time) - 3.5ft (1.1m), 16s period with SE swell.
- Afternoon surf: Afternoon surf (02 Aug, local time) - 4ft (1.2m), 15s period with SE swell.
- Evening surf: Evening surf (02 Aug, local time) - 4.5ft (1.4m), 16s period with SE swell.
The current surf forecast for Katahama at 4PM is: 1.2m 15s primary swell from a Southeast direction (forecast issued at 08:00am August 02). An open ocean swell of 0.6m 5s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Aug) | 3.5ft (1.1m) | 16s |
| Afternoon (02 Aug) | 4ft (1.2m) | 15s |
| Evening (02 Aug) | 4.5ft (1.4m) | 16s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 32°C on Sun morning, min 24°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||
Sunday 2 | Monday 3 | Tuesday 4 | ||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SE 15 | SE 16 | ESE 16 | SE 15 | ESE 15 | SE 16 | SE 15 | SE 16 | SE 16 | SE 16 | SE 16 | SE 16 | SE 17 | SE 16 | SE 16 | SE 16 | SE 16 | SE 17 | SE 16 | ESE 16 | ESE 16 | ESE 16 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 322 | 580 | 674 | 631 | 740 | 894 | 967 | 1208 | 1224 | 1467 | 1737 | 2058 | 2475 | 2357 | 2328 | 2434 | 2643 | 3334 | 3589 | 5434 | 6339 | 7726 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | on | on | on | cross-on | cross | cross | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross |
High Tide | 7:20AM1.61m | 8:03PM1.72m | 8:06AM1.52m | 8:36PM1.69m | 8:59AM1.40m | |||||||||||||||||
Low Tide | 1:40PM0.46m | 2:20AM0.66m | 2:14PM0.59m | 3:10AM0.65m | 2:49PM0.75m | |||||||||||||||||
 | | |  | |  | |  |  | | | | |  | | | | | | | | | |
 | 4:56 | — | — | — | — | — | — | 4:56 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — |
 | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 31 | 32 | 31 | 29 | 28 | 27 | 26 | 25 | 26 | 27 | 29 | 28 | 26 | 25 | 25 | 24 | 25 | 28 | 29 | 28 | 26 |
Feels °C | 32 | 34 | 35 | 33 | 31 | 31 | 30 | 28 | 26 | 27 | 27 | 30 | 28 | 25 | 23 | 24 | 23 | 24 | 27 | 28 | 27 | 25 |
Swell 1 Height (m) Direction Period (s) | SE 15 | SE 16 | ESE 16 | SE 15 | ESE 15 | SE 16 | SE 15 | SE 16 | SE 16 | SE 16 | SE 16 | SE 16 | SE 17 | SE 16 | SE 16 | SE 16 | SE 16 | SE 17 | SE 16 | ESE 16 | ESE 16 | ESE 16 |
| kJ | 322 | 580 | 674 | 631 | 740 | 894 | 967 | 1208 | 1224 | 1467 | 1737 | 2058 | 2475 | 2357 | 2328 | 2434 | 2643 | 3334 | 3589 | 5434 | 6339 | 7726 |
Swell 2 Height (m) Direction Period (s) | SW 5 | SW 6 | SW 6 | SSW 5 | SSW 5 | SW 5 | SW 5 | SSW 8 | E 15 | E 15 | E 15 | SSW 8 | E 15 | SW 8 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | — | — |
| kJ | 25 | 24 | 25 | 19 | 15 | 7 | 4 | 7 | 17 | 18 | 17 | 6 | 17 | 2 | 33 | 34 | 33 | 34 | 35 | 33 | — | — |
Swell 3 Height (m) Direction Period (s) | ESE 10 | E 16 | SSE 9 | E 16 | SSE 9 | SSE 9 | E 15 | E 15 | SSW 8 | SSW 8 | SSW 8 | SE 9 | SSW 8 | — | — | — | — | — | — | — | — | — |
| kJ | 34 | 20 | 9 | 19 | 9 | 8 | 17 | 17 | 7 | 7 | 6 | 3 | 6 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | E 3 | E 4 | E 5 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 6 |
| kJ | — | — | — | — | — | 5 | 21 | 45 | 85 | 95 | 102 | 120 | 115 | 263 | 374 | 363 | 282 | 246 | 246 | 326 | 707 | 302 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 2 | 13 | 13 | 85 | 85 | 85 | 150 | 150 | 13 | 13 | 13 | 415 | 13 | 355 | 355 | 13 | 13 | 13 | 13 | 355 | 355 | 355 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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