Surf Forecasts:
How big are the waves at Katahama today (04 Aug):
- Morning surf: Morning surf (04 Aug, local time) - 8ft (2.5m), 17s period with SE swell.
- Afternoon surf: Afternoon surf (04 Aug, local time) - 10ft (3.0m), 16s period with ESE swell.
- Evening surf: Evening surf (04 Aug, local time) - 11ft (3.5m), 16s period with ESE swell.
The current surf forecast for Katahama at 7AM is: 2.4m 16s primary swell from a Southeast direction and 1.4m 18s secondary swell from a Southeast direction, 1.6m 8s secondary swell from a East direction (forecast issued at 02:00am August 04). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Aug) | 8ft (2.5m) | 17s |
| Afternoon (04 Aug) | 10ft (3.0m) | 16s |
| Evening (04 Aug) | 11ft (3.5m) | 16s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 30°C on Thu morning, min 24°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 4 | Wednesday 5 | Thursday 6 | ||||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SE 16 | SE 16 | SE 16 | SE 17 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | SE 16 | SE 15 | SE 15 | SE 15 | SE 15 | SE 15 | SE 15 | SE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 15 | SSE 15 | SSE 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 2357 | 2643 | 2756 | 3538 | 4796 | 4905 | 5492 | 5674 | 8769 | 6128 | 5699 | 5757 | 6449 | 7036 | 7019 | 7187 | 6601 | 5297 | 5012 | 5061 | 5036 | 6324 | 6542 | 6303 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on |
High Tide | 8:59AM1.40m | 9:11PM1.64m | 10:09AM1.28m | 9:52PM1.58m | 12:14PM1.20m | |||||||||||||||||||
Low Tide | 3:10AM0.65m | 2:49PM0.75m | 4:08AM0.65m | 3:28PM0.92m | 5:20AM0.65m | 4:17PM1.09m | ||||||||||||||||||
 |  |  |  |  | | |  | | | | | | | | | | | | | | | | | |
 | — | 4:58 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 24 | 24 | 27 | 29 | 28 | 26 | 25 | 24 | 24 | 26 | 28 | 29 | 28 | 27 | 27 | 26 | 26 | 28 | 30 | 30 | 28 | 27 |
Feels °C | 23 | 23 | 22 | 22 | 25 | 28 | 29 | 26 | 23 | 22 | 22 | 24 | 26 | 28 | 27 | 27 | 27 | 26 | 27 | 28 | 30 | 30 | 28 | 29 |
Swell 1 Height (m) Direction Period (s) | SE 16 | SE 16 | SE 16 | SE 17 | ESE 16 | ESE 16 | ESE 16 | SE 19 | SE 16 | SE 16 | SE 15 | SE 15 | SE 15 | SE 15 | SE 15 | SE 15 | SE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 15 | SSE 15 | SSE 15 |
| kJ | 2357 | 2643 | 2756 | 3538 | 4796 | 4905 | 5492 | 1310 | 6568 | 6128 | 5699 | 5757 | 6449 | 7036 | 7019 | 7187 | 6601 | 5297 | 5012 | 5061 | 5036 | 6324 | 6542 | 6303 |
Swell 2 Height (m) Direction Period (s) | E 14 | E 14 | SE 18 | E 14 | E 14 | E 14 | — | — | — | E 13 | E 13 | E 13 | — | — | — | — | E 18 | — | E 10 | E 10 | E 16 | E 16 | E 16 | ENE 16 |
| kJ | 33 | 34 | 1341 | 34 | 34 | 32 | — | — | — | 30 | 30 | 30 | — | — | — | — | 6 | — | 204 | 212 | 20 | 20 | 20 | 25 |
Swell 3 Height (m) Direction Period (s) | — | — | E 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 33 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 7 | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | ESE 16 | ESE 16 | ENE 13 | ENE 13 | ENE 13 | ENE 7 | E 7 | E 7 | E 7 | E 7 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
| kJ | 311 | 378 | 372 | 289 | 239 | 578 | 557 | 5674 | 8769 | 57 | 57 | 33 | 622 | 569 | 501 | 527 | 456 | 294 | 512 | 522 | 520 | 212 | 208 | 208 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 352 | 355 | 13 | 13 | 150 | 85 | 85 | 355 | 132 | 352 | 352 | 415 | 138 | 137 | 137 | 137 | 132 | 103 | 103 | 137 | 85 | 85 | 85 | 104 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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