Surf Forecasts:
How big are the waves at Katahama today (17 Jun):
- Morning surf: Morning surf (17 Jun, local time) - 1.5ft (0.5m), 8s period with E swell.
- Afternoon surf: Afternoon surf (17 Jun, local time) - 1.5ft (0.4m), 8s period with E swell.
- Evening surf: Evening surf (17 Jun, local time) - 2.5ft (0.8m), 6s period with SSE swell.
The current surf forecast for Katahama at 2AM is: 0.7m 8s primary swell from a East direction (forecast issued at 08:00pm June 16). An open ocean swell of 0.4m 7s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jun) | 1.5ft (0.5m) | 8s |
| Afternoon (17 Jun) | 1.5ft (0.4m) | 8s |
| Evening (17 Jun) | 2.5ft (0.8m) | 6s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Wed night. Warm (max 24°C on Thu morning, min 20°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
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) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | SSE 6 | SSE 6 | SE 6 | SE 6 | E 4 | E 5 | SE 6 | SE 6 | SE 6 | SSE 6 | SSE 6 | SE 6 | SSE 6 | SSE 6 | SE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 116 | 90 | 71 | 51 | 52 | 35 | 35 | 23 | 25 | 36 | 63 | 52 | 19 | 32 | 43 | 32 | 54 | 39 | 43 | 31 | 37 | 31 | 18 | 16 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | glassy | glassy | cross | cross-on | on | on | on | cross-on | cross | cross-off | cross-off | cross | on | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on |
High Tide | 6:57PM1.52m | 5:36AM1.61m | 7:32PM1.53m | 6:19AM1.57m | 8:11PM1.54m | 7:06AM1.51m | ||||||||||||||||||
Low Tide | 00:14AM1.00m | 12:42PM0.11m | 00:58AM0.97m | 1:20PM0.17m | 1:49AM0.93m | 2:02PM0.26m | ||||||||||||||||||
 |  | |  |  | |  | | | |  | | | | | | |  | | | | | | | |
 | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | 7:01 |
mm | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 21 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 22 | 24 | 24 | 23 | 22 | 22 | 22 | 21 | 23 | 24 | 24 |
Feels °C | 22 | 23 | 22 | 22 | 21 | 20 | 20 | 19 | 20 | 20 | 20 | 21 | 20 | 22 | 25 | 25 | 24 | 25 | 24 | 24 | 23 | 25 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | SSW 7 | S 7 | E 8 | SW 8 | SSE 6 | SSE 6 | SW 8 | SW 8 | SW 8 | SW 7 | SW 7 | SE 6 | SW 9 | SW 8 | SW 8 | SW 8 | SW 8 | SW 7 | SSW 8 |
| kJ | 116 | 90 | 71 | 51 | 52 | 27 | 34 | 23 | 54 | 36 | 63 | 178 | 226 | 173 | 140 | 104 | 54 | 203 | 160 | 112 | 88 | 55 | 54 | 165 |
Swell 2 Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | E 8 | E 8 | SW 9 | E 9 | SW 8 | SW 8 | E 9 | SE 6 | S 6 | SSE 6 | SE 6 | SW 7 | SE 6 | SSE 6 | SSE 6 | SE 6 | SSE 6 | SSE 6 | SE 10 |
| kJ | 42 | 40 | 27 | 19 | 27 | 35 | 35 | 27 | 23 | 64 | 84 | 14 | 19 | 11 | 19 | 32 | 73 | 39 | 43 | 31 | 37 | 31 | 18 | 16 |
Swell 3 Height (m) Direction Period (s) | SE 13 | SE 13 | E 13 | S 6 | SE 9 | S 6 | SE 11 | SW 7 | SE 10 | E 9 | E 9 | SE 10 | E 8 | SE 10 | SSE 10 | E 10 | SW 10 | SSW 6 | ESE 7 | ESE 7 | SSE 11 | SSE 10 | SW 10 | E 9 |
| kJ | 7 | 7 | 3 | 6 | 3 | 1 | 4 | 12 | 4 | 23 | 13 | 4 | 13 | 4 | 10 | 16 | 52 | 13 | 10 | 10 | 11 | 10 | 45 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | SE 6 | SSE 4 | SE 5 | E 3 | — | SE 6 | NE 3 | E 4 | E 5 | E 5 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 1 | 10 | 25 | 1 | — | 52 | 5 | 32 | 43 | 21 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 208 | 13 | 6 | 13 | 13 | 13 | 355 | 208 | 208 | 208 | 13 | 2 | 2 | 13 | 150 | 145 | 6 | 2 | 2 | 2 | 2 | 6 | 65 | 65 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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