Surf Forecasts:
How big are the waves at Katahama today (11 Sep):
- Afternoon surf: Afternoon surf (11 Sep, local time) - 1.5ft (0.4m), 14s period with ESE swell.
- Evening surf: Evening surf (11 Sep, local time) - 1.5ft (0.4m), 14s period with ESE swell.
The current surf forecast for Katahama at 7PM is: 0.4m 14s primary swell from a East-southeast direction and 0.5m 4s secondary swell from a East direction (forecast issued at 02:00pm September 11). An open ocean swell of 0.9m 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 (11 Sep) | - | - |
| Afternoon (11 Sep) | 1.5ft (0.4m) | 14s |
| Evening (11 Sep) | 1.5ft (0.4m) | 14s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 25mm), heaviest during Fri night. Warm (max 27°C on Mon morning, min 21°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Fri 11 | Saturday 12 | Sunday 13 | ||||||||||||||||||
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 14 | E 14 | E 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | E 13 | E 13 | E 13 | E 13 |
Wave Graph  | ||||||||||||||||||||
 kJ | 67 | 68 | 67 | 63 | 94 | 94 | 145 | 149 | 147 | 149 | 145 | 139 | 137 | 184 | 184 | 178 | 123 | 121 | 166 | 166 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross-on | on | on | cross-on | glassy |
High Tide | 5:31PM1.72m | 5:30AM1.71m | 5:51PM1.76m | 6:04AM1.72m | 6:14PM1.79m | |||||||||||||||
Low Tide | 11:19AM0.48m | 11:38PM0.64m | 11:44AM0.52m | 00:04AM0.54m | 12:10PM0.57m | |||||||||||||||
 |  | |  | | | | | | |  | | | |  | |  | |  | | |
 | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — |
 | — | — | 6:00 | — | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:58 | — | — |
mm | 14 | 2 | 1 | 2 | 4 | 4 | 4 | 4 | 3 | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 23 | 23 | 23 | 24 | 25 | 26 | 25 | 25 |
Feels °C | 23 | 24 | 24 | 24 | 23 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 25 | 25 | 26 | 27 | 28 | 29 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | S 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | S 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | E 13 | E 13 | SE 8 | SE 8 |
| kJ | 72 | 94 | 91 | 97 | 97 | 97 | 49 | 76 | 70 | 66 | 47 | 139 | 137 | 184 | 184 | 178 | 123 | 121 | 68 | 64 |
Swell 2 Height (m) Direction Period (s) | ESE 14 | ESE 14 | ESE 14 | ESE 14 | E 14 | E 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SE 8 | SE 8 | E 13 | E 13 |
| kJ | 67 | 68 | 67 | 63 | 94 | 94 | 145 | 149 | 147 | 149 | 145 | 36 | 26 | 27 | 19 | 16 | 25 | 35 | 166 | 166 |
Swell 3 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SW 7 | SW 7 | SW 7 | — | — | S 9 | — | — | SE 9 | SE 9 | SSW 7 | SSW 7 | SSW 7 | SSW 7 |
| kJ | 9 | 19 | 19 | 19 | 19 | 19 | 27 | 2 | 17 | — | — | 2 | — | — | 3 | 3 | 16 | 9 | 9 | 9 |
Wind waves Height (m) Direction Period (s) | ESE 5 | E 5 | E 4 | E 4 | E 4 | E 4 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 4 | E 4 | E 4 | E 4 | ESE 3 | ESE 3 | E 3 |
| kJ | 42 | 15 | 9 | 10 | 23 | 24 | 27 | 36 | 37 | 39 | 37 | 28 | 20 | 12 | 7 | 4 | 4 | 2 | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 13 | 13 | 150 | 150 | 150 | 2 | 13 | 13 | 13 | 13 | 13 | 2 | 13 | 13 | 13 | 13 | 13 | 104 | 104 | 13 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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