Surf Forecasts:
How big are the waves at Katahama today (01 Aug):
- Morning surf: Morning surf (01 Aug, local time) - 0.5ft (0.2m), 15s period with ESE swell.
- Afternoon surf: Afternoon surf (01 Aug, local time) - 3.5ft (1.1m), 6s period with SW swell.
- Evening surf: Evening surf (01 Aug, local time) - 1.5ft (0.5m), 16s period with SE swell.
The current surf forecast for Katahama at 3AM is: 0.2m 9s primary swell from a East-southeast direction (forecast issued at 02:00pm July 31). An open ocean swell of 0.9m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Aug) | 0.5ft (0.2m) | 15s |
| Afternoon (01 Aug) | 3.5ft (1.1m) | 6s |
| Evening (01 Aug) | 1.5ft (0.5m) | 16s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Sun night. Warm (max 32°C on Fri afternoon, min 25°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Fri 31 | Saturday 1 | Sunday 2 | ||||||||||||||||||
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 9 | SW 6 | SW 6 | ESE 9 | ESE 9 | ESE 9 | SE 9 | ESE 15 | SW 6 | SW 6 | SE 16 | SE 16 | SE 16 | ESE 15 | SE 15 | SE 16 | ESE 16 | SE 15 | SE 15 | SE 16 |
Wave Graph  | ||||||||||||||||||||
 kJ | 17 | 77 | 77 | 17 | 8 | 8 | 13 | 22 | 56 | 76 | 125 | 125 | 271 | 154 | 322 | 580 | 674 | 631 | 649 | 894 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | glassy | cross-off | cross-off | glassy | cross | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | on | on | cross |
High Tide | 7:05PM1.70m | 6:37AM1.67m | 7:32PM1.72m | 7:20AM1.61m | 8:03PM1.72m | |||||||||||||||
Low Tide | 12:36PM0.29m | 1:00AM0.78m | 1:07PM0.36m | 1:38AM0.71m | 1:40PM0.46m | |||||||||||||||
 | | |  | | |  | | | | | |  | | | | | |  |  | |
 | — | — | — | — | — | 4:56 | — | — | — | — | — | — | — | 4:56 | — | — | — | — | — | — |
 | — | — | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 |
Temp °C | 31 | 32 | 29 | 29 | 27 | 27 | 27 | 29 | 31 | 32 | 29 | 29 | 28 | 29 | 28 | 31 | 31 | 30 | 28 | 27 |
Feels °C | 33 | 34 | 31 | 35 | 31 | 31 | 32 | 33 | 33 | 35 | 34 | 34 | 32 | 33 | 33 | 36 | 34 | 33 | 31 | 29 |
Swell 1 Height (m) Direction Period (s) | ESE 9 | SE 9 | ESE 9 | SW 5 | SSW 5 | SSW 6 | SW 6 | SW 6 | E 11 | E 11 | SE 16 | SW 5 | SW 5 | SW 5 | SE 15 | SE 16 | ESE 16 | SE 15 | SE 15 | SE 16 |
| kJ | 17 | 22 | 17 | 57 | 49 | 53 | 49 | 51 | 21 | 22 | 125 | 73 | 52 | 31 | 322 | 580 | 674 | 631 | 649 | 894 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | ESE 9 | ESE 9 | ESE 9 | SE 9 | E 11 | ESE 15 | SE 17 | E 11 | SE 16 | SE 16 | ESE 15 | SW 5 | SW 5 | SW 5 | SW 6 | SW 5 | SW 5 |
| kJ | 5 | 5 | 5 | 17 | 8 | 8 | 13 | 9 | 22 | 47 | 20 | 125 | 271 | 144 | 32 | 28 | 29 | 15 | 10 | 4 |
Swell 3 Height (m) Direction Period (s) | E 13 | E 13 | SE 13 | SE 11 | SE 11 | SE 11 | E 11 | ESE 15 | ESE 9 | ESE 9 | ESE 9 | ESE 11 | SSE 11 | SE 18 | ESE 10 | E 16 | E 16 | W 4 | E 15 | E 15 |
| kJ | 3 | 3 | 7 | 5 | 5 | 5 | 9 | 22 | 8 | 8 | 7 | 23 | 11 | 154 | 33 | 20 | 20 | 1 | 17 | 17 |
Wind waves Height (m) Direction Period (s) | SW 6 | SW 6 | SW 6 | — | — | — | — | SW 6 | SW 6 | SW 6 | SW 5 | — | SW 5 | WNW 4 | — | — | E 3 | E 4 | E 5 | E 6 |
| kJ | 62 | 77 | 77 | — | — | — | — | 56 | 56 | 76 | 93 | — | 60 | 6 | — | — | 3 | 10 | 54 | 139 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 65 | 208 | 65 | 13 | 13 | 13 | 13 | 65 | 6 | 6 | 2 | 6 | 2 | 2 | 2 | 2 | 85 | 85 | 85 | 351 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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