
Surf Forecasts:
How big are the waves at Katahama today (12 Sep):
- Afternoon surf: Afternoon surf (12 Sep, local time) - 2ft (0.6m), 14s period with ESE swell.
- Evening surf: Evening surf (12 Sep, local time) - 2ft (0.6m), 13s period with ESE swell.
The current surf forecast for Katahama at 10PM is: 0.6m 13s primary swell from a East-southeast direction and 0.7m 4s secondary swell from a East direction (forecast issued at 02:00pm September 12). An open ocean swell of 0.6m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | - | - |
| Afternoon (12 Sep) | 2ft (0.6m) | 14s |
| Evening (12 Sep) | 2ft (0.6m) | 13s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Mon night. Warm (max 27°C on Mon morning, min 22°C on Sat night). Wind will be generally light. | ||||||||||||||||||||
Sat 12 | Sunday 13 | Monday 14 | ||||||||||||||||||
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 14 | ESE 14 | ESE 14 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 | ESE 12 | E 12 | E 12 | SE 10 | SE 9 |
Wave Graph | ||||||||||||||||||||
147 | 149 | 145 | 139 | 137 | 184 | 184 | 178 | 123 | 121 | 166 | 166 | 158 | 108 | 106 | 226 | 139 | 141 | 139 | 141 | |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross-on | cross | cross | on | cross-on | on | glassy | cross-off | cross-off | cross | glassy | cross-on | cross | cross | cross-off |
High Tide | 5:51PM1.76m | 6:04AM1.72m | 6:14PM1.79m | 6:41AM1.70m | 6:39PM1.80m | |||||||||||||||
Low Tide | 11:44AM0.52m | 00:04AM0.54m | 12:10PM0.57m | 00:34AM0.46m | 12:37PM0.65m | |||||||||||||||
— | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | |
— | 5:59 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:55 | — | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 23 | 23 | 23 | 22 | 22 | 22 | 24 | 25 | 25 | 24 | 24 | 24 | 25 | 24 | 25 | 27 | 27 | 26 | 26 |
Feels °C | 23 | 24 | 25 | 25 | 24 | 24 | 24 | 27 | 28 | 28 | 28 | 29 | 28 | 28 | 27 | 29 | 29 | 29 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 7 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | E 13 | E 13 | E 13 | E 13 | SE 8 | SE 8 | SE 8 | ESE 12 | SE 7 | SE 10 | SE 10 | SE 9 |
70 | 48 | 48 | 139 | 137 | 184 | 184 | 178 | 123 | 121 | 166 | 166 | 53 | 45 | 45 | 226 | 56 | 92 | 137 | 141 | |
Swell 2 Height (m) Direction Period (s) | ESE 14 | ESE 14 | ESE 14 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SE 8 | SE 8 | SE 8 | SE 8 | E 13 | E 12 | E 12 | SSW 7 | E 12 | E 12 | E 12 | E 12 |
147 | 149 | 145 | 36 | 26 | 27 | 19 | 16 | 25 | 35 | 57 | 53 | 158 | 108 | 106 | 4 | 139 | 141 | 139 | 71 | |
Swell 3 Height (m) Direction Period (s) | SW 7 | — | — | S 9 | — | — | SE 9 | SE 9 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | E 17 | SSW 7 | SSW 7 | SSW 7 | E 15 |
2 | — | — | 2 | — | — | 3 | 3 | 16 | 9 | 9 | 9 | 9 | 5 | 5 | 5 | 4 | 5 | 5 | 38 | |
Wind waves Height (m) Direction Period (s) | E 5 | E 5 | E 5 | E 4 | E 4 | E 4 | E 4 | E 4 | E 3 | ESE 3 | ESE 3 | — | — | — | — | — | — | — | — | — |
29 | 27 | 27 | 20 | 14 | 8 | 7 | 4 | 2 | 2 | 1 | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 178 | 13 | 150 | 161 | 13 | 103 | 103 | 13 | 13 | 104 | 65 | 6 | 13 | 13 | 13 | 6 | 6 | 65 | 6 | 2 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)











