Surf Forecasts:
How big are the waves at Katahama today (26 Jul):
- Morning surf: Morning surf (26 Jul, local time) - 1ft (0.3m), 15s period with SE swell.
- Afternoon surf: Afternoon surf (26 Jul, local time) - 1.5ft (0.4m), 14s period with SE swell.
- Evening surf: Evening surf (26 Jul, local time) - 1.5ft (0.4m), 14s period with SE swell.
The current surf forecast for Katahama at 2AM is: 0.4m 15s primary swell from a Southeast direction and 0.4m 10s secondary swell from a Southeast direction, 0.7m 4s secondary swell from a East direction (forecast issued at 08:00pm July 25). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Jul) | 1ft (0.3m) | 15s |
| Afternoon (26 Jul) | 1.5ft (0.4m) | 14s |
| Evening (26 Jul) | 1.5ft (0.4m) | 14s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Mon night. Warm (max 29°C on Sat night, min 25°C on Mon night). Winds increasing (calm on Sat night, fresh winds from the WSW by Tue afternoon). | ||||||||||||||||||
Sat 25 | Sunday 26 | Monday 27 | ||||||||||||||||
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) | SE 16 | SE 15 | SE 15 | SE 15 | SE 15 | SE 15 | SE 15 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 10 | SE 10 | SE 10 | SE 14 | SE 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 39 | 37 | 58 | 57 | 56 | 41 | 54 | 74 | 74 | 73 | 73 | 72 | 72 | 38 | 38 | 37 | 37 | 37 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross | glassy | on | on | cross-on | cross-on | cross | cross-off | cross-off | off | cross | on | on | on | on |
High Tide | 4:33PM1.40m | 2:19AM1.48m | 5:08PM1.49m | 3:12AM1.52m | 5:34PM1.54m | |||||||||||||
Low Tide | 9:20PM1.21m | 9:53AM0.37m | 10:20PM1.18m | 10:33AM0.31m | ||||||||||||||
 |  | |  |  |  | | | | | | | | | | | | | |
 | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — |
 | 6:54 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:53 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 30 | 29 | 27 | 26 | 26 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 26 | 27 | 28 | 27 | 27 | 26 |
Feels °C | 33 | 33 | 30 | 29 | 30 | 30 | 29 | 32 | 31 | 31 | 31 | 31 | 29 | 31 | 29 | 28 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | WSW 4 | SW 4 | WSW 4 | SW 4 | SE 11 | SE 11 | SE 11 | SSW 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | SSW 8 | SSW 8 |
| kJ | 11 | 20 | 13 | 7 | 40 | 41 | 41 | 28 | 42 | 41 | 39 | 37 | 36 | 35 | 34 | 34 | 76 | 39 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | SE 10 | SE 15 | SE 15 | SE 15 | SE 11 | SE 11 | SE 14 | SE 14 | SE 10 | SE 10 | SW 4 | SW 4 | SW 5 | SE 10 | SE 10 |
| kJ | 35 | 35 | 35 | 35 | 56 | 34 | 54 | 40 | 40 | 73 | 73 | 37 | 38 | 4 | 9 | 10 | 37 | 37 |
Swell 3 Height (m) Direction Period (s) | SE 16 | SE 15 | SE 15 | SE 15 | SW 4 | S 7 | S 7 | SE 14 | SE 14 | SE 11 | SE 11 | SE 14 | SE 14 | SE 10 | SE 10 | SE 10 | SE 14 | SW 4 |
| kJ | 39 | 37 | 58 | 57 | 3 | 9 | 9 | 74 | 74 | 40 | 40 | 72 | 72 | 38 | 38 | 37 | 30 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | E 3 | E 4 | E 4 | E 4 | ESE 4 | ESE 4 | — | SSW 4 | SW 4 | SW 3 | SW 3 | W 4 | — | — | ESE 2 | E 6 |
| kJ | — | — | 10 | 22 | 19 | 9 | 5 | 2 | — | 2 | 2 | 2 | 2 | 7 | — | — | 1 | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 104 | 150 | 94 | 145 | 2 | 104 | 104 | 208 | 65 | 6 | 2 | 2 | 2 | 13 | 94 | 148 | 236 | 150 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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