Surf Forecasts:
How big are the waves at Katahama today (07 Oct):
- Morning surf: Morning surf (07 Oct, local time) - 11ft (3.5m), 15s period with ESE swell.
- Afternoon surf: Afternoon surf (07 Oct, local time) - 6.5ft (2.0m), 13s period with ESE swell.
- Evening surf: Evening surf (07 Oct, local time) - 5ft (1.6m), 12s period with ESE swell.
The current surf forecast for Katahama at 4AM is: 4.0m 16s primary swell from a Southeast direction (forecast issued at 08:00pm October 06). An open ocean swell of 0.8m 6s is not directed at the surf break. The wind direction is predicted to be onshore and the swell rating is 11.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Oct) | 11ft (3.5m) | 15s |
| Afternoon (07 Oct) | 6.5ft (2.0m) | 13s |
| Evening (07 Oct) | 5ft (1.6m) | 12s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Wed night. Warm (max 24°C on Tue night, min 19°C on Thu night). Wind will be generally light. | ||||||||||||||||||
Tue 6 | Wednesday 7 | Thursday 8 | ||||||||||||||||
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 17 | SE 16 | SE 16 | SE 16 | ESE 16 | ESE 15 | ESE 14 | ESE 13 | ESE 13 | ESE 12 | E 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 10 | E 17 | ESE 16 |
Wave Graph  | ||||||||||||||||||
 kJ | 10648 | 9588 | 9782 | 9040 | 7105 | 4648 | 2498 | 1401 | 1156 | 820 | 661 | 486 | 376 | 308 | 249 | 187 | 205 | 283 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross | cross-off | cross | cross | cross-on | cross-on | cross-on |
High Tide | 3:19PM1.55m | 2:45AM1.39m | 3:45PM1.60m | 3:35AM1.49m | 4:07PM1.64m | |||||||||||||
Low Tide | 9:30PM0.95m | 9:11AM0.61m | 9:59PM0.81m | 9:51AM0.61m | ||||||||||||||
 |  | |  |  |  |  | | |  | | |  | | | | | | |
 | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:23 | — | — | — | — | — | — | — | 5:22 | — | — |
mm | — | — | — | — | 1 | — | — | — | — | 1 | 2 | — | — | — | — | — | — | — |
Temp °C | 24 | 24 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 20 | 20 | 20 | 20 | 22 | 22 | 22 | 22 |
Feels °C | 25 | 25 | 23 | 21 | 21 | 19 | 20 | 22 | 22 | 21 | 18 | 17 | 18 | 17 | 20 | 21 | 21 | 21 |
Swell 1 Height (m) Direction Period (s) | SE 17 | SE 16 | SE 16 | SE 16 | ESE 16 | ESE 15 | ESE 14 | ESE 13 | ESE 13 | ESE 12 | E 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 10 | ESE 10 | ESE 10 |
| kJ | 10648 | 9588 | 9782 | 9040 | 7105 | 4648 | 2498 | 1401 | 1156 | 820 | 661 | 486 | 376 | 308 | 249 | 187 | 143 | 111 |
Swell 2 Height (m) Direction Period (s) | — | W 6 | W 6 | W 6 | W 6 | W 6 | W 5 | W 5 | W 5 | W 5 | E 20 | E 20 | ESE 19 | ESE 18 | ESE 18 | E 18 | E 17 | ESE 16 |
| kJ | — | 61 | 38 | 38 | 38 | 29 | 20 | 8 | 5 | 2 | 30 | 30 | 71 | 63 | 106 | 158 | 205 | 283 |
Swell 3 Height (m) Direction Period (s) | — | — | SSE 21 | — | — | — | — | — | S 9 | E 21 | — | — | — | — | — | — | S 12 | SE 12 |
| kJ | — | — | 44 | — | — | — | — | — | 2 | 9 | — | — | — | — | — | — | 3 | 6 |
Wind waves Height (m) Direction Period (s) | WNW 6 | WNW 6 | WNW 6 | — | — | — | E 5 | E 5 | E 5 | E 5 | E 5 | E 6 | E 6 | E 6 | E 6 | E 6 | ESE 6 | ESE 6 |
| kJ | 94 | 150 | 104 | — | — | — | 44 | 57 | 60 | 57 | 59 | 77 | 86 | 99 | 139 | 112 | 95 | 117 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 2 | 85 | 13 | 13 | 13 | 13 | 13 | 104 | 103 | 103 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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