Surf Forecasts:
How big are the waves at Katahama today (28 Jul):
- Afternoon surf: Afternoon surf (28 Jul, local time) - 1.5ft (0.4m), 10s period with ESE swell.
- Evening surf: Evening surf (28 Jul, local time) - 1.5ft (0.4m), 10s period with ESE swell.
The current surf forecast for Katahama at 6PM is: 0.4m 10s primary swell from a East-southeast direction and 0.4m 3s secondary swell from a Southwest direction (forecast issued at 02:00pm July 28). An open ocean swell of 0.6m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Jul) | - | - |
| Afternoon (28 Jul) | 1.5ft (0.4m) | 10s |
| Evening (28 Jul) | 1.5ft (0.4m) | 10s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Tue afternoon. Warm (max 34°C on Wed afternoon, min 26°C on Tue night). Winds decreasing (fresh winds from the W on Wed morning, calm by Wed night). | ||||||||||||||||||||
Tue 28 | Wednesday 29 | Thursday 30 | ||||||||||||||||||
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) | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | ESE 10 | ESE 12 |
Wave Graph  | ||||||||||||||||||||
 kJ | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 27 | 26 | 25 | 23 | 23 | 14 | 14 | 14 | 14 | 14 | 9 | 9 | 15 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:56PM1.59m | 4:38AM1.62m | 6:17PM1.63m | 5:17AM1.66m | 6:40PM1.67m | |||||||||||||||
Low Tide | 11:06AM0.27m | 11:27PM1.04m | 11:37AM0.25m | 11:55PM0.96m | 12:06PM0.25m | |||||||||||||||
 | | |  |  | |  | | | |  |  | | | |  | | | | | |
 | — | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — |
 | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:51 | — |
mm | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 29 | 29 | 29 | 28 | 27 | 26 | 30 | 32 | 34 | 33 | 29 | 29 | 28 | 27 | 29 | 28 | 32 | 31 | 29 |
Feels °C | 29 | 32 | 31 | 31 | 27 | 25 | 24 | 28 | 29 | 32 | 31 | 29 | 31 | 31 | 30 | 31 | 29 | 33 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | SSW 9 | SSW 9 | SSW 9 | SSW 8 | SSW 8 | ESE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SW 6 | SW 6 | WSW 6 | SW 7 | SSW 8 | SE 10 | ESE 10 | ESE 10 | ESE 10 |
| kJ | 58 | 58 | 58 | 41 | 28 | 38 | 38 | 24 | 24 | 24 | 23 | 89 | 93 | 103 | 65 | 19 | 14 | 9 | 9 | 9 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SSW 8 | SSW 8 | SSW 9 | SE 13 | SE 12 | SE 12 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SSW 8 | E 9 | SE 12 | ESE 12 |
| kJ | 38 | 38 | 38 | 38 | 38 | 28 | 27 | 7 | 26 | 25 | 6 | 23 | 14 | 14 | 14 | 14 | 12 | 6 | 6 | 15 |
Swell 3 Height (m) Direction Period (s) | ESE 4 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | E 13 | E 13 | E 13 | E 9 | E 9 | ESE 12 | ESE 12 | E 9 | E 9 | SE 12 | E 9 | E 9 |
| kJ | 3 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 3 | 3 | 3 | 7 | 6 | 14 | 14 | 6 | 6 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | SW 3 | SW 4 | SW 5 | SW 6 | WSW 6 | WSW 5 | WSW 6 | SW 6 | SW 6 | WNW 4 | WNW 5 | WNW 6 | W 5 | WSW 6 | WSW 6 | WSW 5 | SW 5 | SW 5 |
| kJ | — | — | 3 | 13 | 55 | 92 | 114 | 144 | 204 | 228 | 198 | 36 | 25 | 81 | 22 | 71 | 80 | 80 | 115 | 94 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 65 | 6 | 94 | 6 | 6 | 103 | 103 | 103 | 104 | 178 | 103 | 2 | 2 | 2 | 2 | 104 | 94 | 208 | 148 | 2 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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