Surf Forecasts:
How big are the waves at Katahama today (13 Jul):
- Morning surf: Morning surf (13 Jul, local time) - 1ft (0.3m), 10s period with SE swell.
- Afternoon surf: Afternoon surf (13 Jul, local time) - 1ft (0.3m), 11s period with SE swell.
- Evening surf: Evening surf (13 Jul, local time) - 1ft (0.3m), 9s period with E swell.
The current surf forecast for Katahama at 7AM is: 0.3m 13s primary swell from a Southeast direction and 0.3m 9s secondary swell from a East direction (forecast issued at 02:00am July 13). An open ocean swell of 2.3m 13s is not directed at the surf break, a second open ocean swell of 1.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Jul) | 1ft (0.3m) | 10s |
| Afternoon (13 Jul) | 1ft (0.3m) | 11s |
| Evening (13 Jul) | 1ft (0.3m) | 9s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Mon morning, min 25°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | ||||||||||||||||||||||
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 10 | E 9 | SE 13 | SE 10 | SE 10 | SE 11 | SE 12 | E 9 | E 9 | E 9 | E 9 | SE 12 | SE 12 | SE 12 | SE 12 | E 10 | E 10 | E 10 | E 10 | SE 11 | ESE 9 | ESE 10 | ESE 9 | ESE 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 17 | 15 | 27 | 16 | 17 | 19 | 22 | 15 | 15 | 14 | 15 | 22 | 22 | 22 | 22 | 17 | 17 | 17 | 17 | 18 | 29 | 31 | 29 | 28 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | off | cross-off | off | off | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | cross-on | cross | cross | cross-off |
High Tide | 3:35AM1.55m | 5:52PM1.53m | 4:15AM1.59m | 6:17PM1.57m | 4:56AM1.63m | 6:42PM1.61m | ||||||||||||||||||
Low Tide | 10:32PM1.15m | 10:54AM0.23m | 11:09PM1.10m | 11:26AM0.20m | 11:42PM1.04m | 11:58AM0.19m | ||||||||||||||||||
 | |  | | | | | |  | |  |  | | | | | | | | | | | |  | |
 | — | 4:43 | — | — | — | — | — | — | — | 4:43 | — | — | — | — | — | — | — | 4:43 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 29 | 28 | 28 | 28 | 27 | 26 | 26 | 28 | 28 | 28 | 27 | 27 | 26 | 25 | 25 | 27 | 29 | 29 | 28 | 27 |
Feels °C | 30 | 30 | 29 | 29 | 33 | 32 | 32 | 32 | 30 | 29 | 30 | 30 | 30 | 30 | 31 | 32 | 31 | 30 | 30 | 32 | 31 | 30 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | ESE 10 | ESE 9 | SW 9 |
| kJ | 3399 | 2421 | 2021 | 1412 | 1062 | 952 | 850 | 857 | 681 | 553 | 450 | 382 | 310 | 272 | 267 | 261 | 200 | 192 | 148 | 145 | 145 | 31 | 29 | 81 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | WNW 4 | W 5 | W 5 | W 4 | SE 12 | E 10 | E 10 | ESE 10 | E 10 | E 10 | E 10 | E 10 | ESE 10 | ESE 9 | SE 10 | SE 11 | ESE 9 |
| kJ | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 12 | 12 | 10 | 3 | 22 | 17 | 17 | 19 | 17 | 17 | 17 | 16 | 18 | 29 | 15 | 18 | 28 |
Swell 3 Height (m) Direction Period (s) | SE 10 | E 9 | SE 13 | SE 10 | SE 10 | SE 11 | SE 12 | E 9 | E 9 | E 9 | E 9 | E 9 | SE 12 | SE 12 | SE 12 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 11 | SE 11 | SE 9 | SE 11 |
| kJ | 17 | 15 | 27 | 16 | 17 | 19 | 22 | 15 | 15 | 14 | 15 | 15 | 22 | 22 | 22 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 14 | 18 |
Wind waves Height (m) Direction Period (s) | WSW 5 | W 5 | W 5 | W 5 | W 5 | W 5 | W 5 | W 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 9 | SW 9 | SW 4 |
| kJ | 77 | 50 | 52 | 61 | 66 | 51 | 51 | 73 | — | — | — | — | — | — | — | — | — | — | — | — | — | 141 | 186 | 18 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 94 | 208 | 65 | 65 | 2 | 2 | 2 | 2 | 2 | 6 | 208 | 65 | 2 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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