
Surf Forecasts:
How big are the waves at Katahama today (03 Sep):
- Afternoon surf: Afternoon surf (03 Sep, local time) - 2ft (0.6m), 10s period with E swell.
- Evening surf: Evening surf (03 Sep, local time) - 1.5ft (0.5m), 10s period with E swell.
The current surf forecast for Katahama at 10PM is: 0.5m 10s primary swell from a East direction (forecast issued at 02:00pm September 03). An open ocean swell of 1.0m 11s is not directed at the surf break, a second open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Sep) | - | - |
| Afternoon (03 Sep) | 2ft (0.6m) | 10s |
| Evening (03 Sep) | 1.5ft (0.5m) | 10s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 27mm), heaviest during Fri night. Warm (max 28°C on Thu afternoon, min 21°C on Fri night). Winds increasing (calm on Thu night, strong winds from the NE by Sun morning). | ||||||||||||||||||||
Thu 3 | Friday 4 | Saturday 5 | ||||||||||||||||||
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) | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | SE 9 | E 9 | E 9 | ESE 6 | E 9 | E 9 | E 9 | E 6 | E 5 | E 6 | E 6 | E 6 | S 8 |
Wave Graph | ||||||||||||||||||||
100 | 71 | 69 | 48 | 48 | 47 | 47 | 41 | 27 | 27 | 16 | 26 | 26 | 26 | 39 | 69 | 75 | 120 | 143 | 20 | |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | on | glassy | glassy | glassy | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross |
High Tide | 9:42AM1.34m | 8:51PM1.59m | 11:47AM1.25m | 9:34PM1.48m | 2:56PM1.34m | |||||||||||||||
Low Tide | 2:44PM1.03m | 4:27AM0.62m | 3:30PM1.19m | 6:01AM0.65m | 6:23PM1.30m | |||||||||||||||
— | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | |
— | — | 6:12 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:08 | — | |
mm | — | — | — | 1 | 1 | — | — | — | — | — | 2 | 5 | 5 | 8 | 2 | 2 | 1 | — | — | — |
Temp °C | 29 | 28 | 28 | 27 | 26 | 25 | 25 | 25 | 27 | 26 | 23 | 21 | 21 | 21 | 22 | 22 | 22 | 23 | 23 | 24 |
Feels °C | 31 | 30 | 30 | 31 | 30 | 30 | 29 | 28 | 30 | 30 | 24 | 22 | 22 | 23 | 23 | 20 | 20 | 22 | 22 | 20 |
Swell 1 Height (m) Direction Period (s) | S 9 | SSW 9 | S 8 | S 11 | S 10 | S 10 | S 10 | S 10 | SSW 10 | SSW 9 | SSW 9 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | SW 9 |
94 | 99 | 68 | 238 | 218 | 208 | 245 | 240 | 240 | 225 | 135 | 274 | 263 | 218 | 183 | 179 | 161 | 176 | 141 | 97 | |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | SSW 12 | E 10 | E 10 | E 10 | E 10 | SE 9 | ESE 6 | ESE 7 | SSW 11 | SE 6 | SE 6 | E 9 | E 9 | E 9 | E 9 | E 13 | E 13 | S 8 |
100 | 71 | 111 | 48 | 48 | 47 | 47 | 41 | 16 | 17 | 107 | 10 | 10 | 26 | 25 | 15 | 15 | 3 | 3 | 20 | |
Swell 3 Height (m) Direction Period (s) | SE 10 | SSW 13 | E 10 | SE 10 | SE 10 | W 3 | SE 6 | E 10 | E 9 | E 9 | ESE 6 | E 9 | E 9 | — | SE 9 | SE 9 | SE 9 | — | — | E 13 |
15 | 33 | 69 | 15 | 15 | 2 | 9 | 29 | 27 | 27 | 16 | 26 | 26 | — | 12 | 12 | 12 | — | — | 3 | |
Wind waves Height (m) Direction Period (s) | — | — | SW 2 | WSW 3 | W 3 | WNW 3 | WNW 3 | WNW 3 | — | — | WNW 4 | NNE 3 | NE 3 | — | E 6 | E 5 | E 6 | E 6 | E 6 | E 6 |
— | — | 2 | 3 | 1 | 4 | 2 | 2 | — | — | 3 | 2 | 3 | — | 39 | 69 | 75 | 120 | 143 | 255 | |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 6 | 65 | 65 | 2 | 94 | 2 | 2 | 2 | 6 | 2 | 2 | 2 | 2 | 2 | 2 | 150 | 202 | 13 | 415 | 415 |
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)











