Surf Forecasts:
How big are the waves at Katahama today (13 Jun):
- Morning surf: Morning surf (13 Jun, local time) - 1ft (0.3m), 9s period with ESE swell.
- Afternoon surf: Afternoon surf (13 Jun, local time) - 1.5ft (0.5m), 8s period with E swell.
- Evening surf: Evening surf (13 Jun, local time) - 1.5ft (0.5m), 8s period with E swell.
The current surf forecast for Katahama at 5AM is: 0.1m 10s primary swell from a Southeast direction and 0.2m 7s secondary swell from a East direction (forecast issued at 08:00pm June 12). An open ocean swell of 1.1m 8s 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 Jun) | 1ft (0.3m) | 9s |
| Afternoon (13 Jun) | 1.5ft (0.5m) | 8s |
| Evening (13 Jun) | 1.5ft (0.5m) | 8s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Sun night. Warm (max 23°C on Sat morning, min 18°C on Sun night). Winds increasing (calm on Sat night, strong winds from the NE by Mon morning). | ||||||||||||||||||||||||
Fri 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSE 6 | SSE 7 | SW 4 | E 6 | E 7 | ESE 9 | SSE 7 | E 8 | E 8 | E 8 | S 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | ESE 9 | E 5 | S 7 | S 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 23 | 25 | 9 | 3 | 4 | 16 | 18 | 29 | 29 | 30 | 31 | 31 | 31 | 31 | 33 | 35 | 38 | 39 | 38 | 38 | 129 | 115 | 25 | 42 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | off | cross-off | cross | cross-on | on | cross-on | cross | cross-off | glassy | cross-off | cross | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross |
High Tide | 4:38PM1.37m | 3:14AM1.53m | 5:17PM1.42m | 3:47AM1.57m | 5:51PM1.46m | 4:21AM1.60m | ||||||||||||||||||
Low Tide | 9:41PM1.00m | 10:26AM0.22m | 10:21PM1.02m | 10:59AM0.15m | 10:57PM1.03m | 11:32AM0.11m | ||||||||||||||||||
 |  | |  |  | | |  | | | | | | | |  | |  |  | |  | | | | |
 | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | 7:00 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | 5 | 6 | 2 | 1 | — |
Temp °C | 23 | 22 | 21 | 20 | 20 | 21 | 23 | 23 | 23 | 22 | 21 | 20 | 20 | 21 | 23 | 22 | 22 | 21 | 21 | 19 | 18 | 18 | 19 | 20 |
Feels °C | 22 | 22 | 22 | 21 | 20 | 21 | 23 | 23 | 23 | 24 | 23 | 21 | 21 | 21 | 24 | 23 | 23 | 22 | 22 | 18 | 16 | 13 | 13 | 14 |
Swell 1 Height (m) Direction Period (s) | SSE 6 | SW 8 | SSW 9 | SSW 9 | SSW 8 | SSW 8 | SW 8 | SW 8 | SW 8 | SW 8 | S 7 | S 6 | S 6 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | S 6 | S 6 | S 6 | S 7 | S 9 |
| kJ | 23 | 70 | 131 | 134 | 153 | 128 | 98 | 69 | 53 | 32 | 31 | 28 | 27 | 31 | 33 | 35 | 38 | 39 | 38 | 30 | 43 | 32 | 25 | 42 |
Swell 2 Height (m) Direction Period (s) | E 7 | SSE 7 | E 7 | SW 8 | E 7 | ESE 9 | SSE 7 | E 8 | E 8 | E 8 | SW 8 | E 8 | E 8 | S 6 | S 6 | SSE 6 | SW 7 | S 6 | SW 7 | E 9 | SE 15 | SE 15 | SE 14 | E 14 |
| kJ | 4 | 25 | 3 | 44 | 3 | 16 | 18 | 29 | 29 | 30 | 31 | 31 | 31 | 19 | 19 | 12 | 8 | 18 | 7 | 38 | 8 | 8 | 8 | 4 |
Swell 3 Height (m) Direction Period (s) | SSW 11 | SSW 11 | SE 9 | E 6 | SE 10 | E 13 | ESE 7 | E 16 | SE 16 | SE 16 | E 8 | SW 8 | SW 8 | SW 7 | SW 7 | SW 7 | SE 15 | SW 7 | SSE 6 | SW 7 | — | E 15 | SW 7 | — |
| kJ | 12 | 23 | 3 | 3 | 4 | 3 | 18 | 5 | 10 | 10 | 30 | 29 | 20 | 19 | 14 | 14 | 8 | 8 | 3 | 2 | — | 4 | 2 | — |
Wind waves Height (m) Direction Period (s) | SSW 8 | SW 4 | SW 4 | — | — | — | — | S 7 | S 7 | S 7 | — | — | — | — | — | — | S 6 | S 4 | S 4 | — | ESE 9 | E 5 | E 6 | E 7 |
| kJ | 123 | 11 | 9 | — | — | — | — | 23 | 44 | 43 | — | — | — | — | — | — | 18 | 7 | 9 | — | 129 | 115 | 380 | 569 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 65 | 2 | 2 | 2 | 2 | 13 | 104 | 6 | 65 | 2 | 2 | 6 | 13 | 13 | 13 | 208 | 208 | 13 | 211 | 334 | 352 | 352 | 334 | 94 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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