Surf Forecasts:
How big are the waves at Katahama today (25 Jul):
- Morning surf: Morning surf (25 Jul, local time) - 1ft (0.3m), 16s period with SE swell.
- Afternoon surf: Afternoon surf (25 Jul, local time) - 1ft (0.3m), 16s period with SE swell.
- Evening surf: Evening surf (25 Jul, local time) - 1ft (0.3m), 15s period with SE swell.
The current surf forecast for Katahama at 9AM is: 0.3m 16s primary swell from a Southeast direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 02:00am July 25). An open ocean swell of 0.3m 4s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Jul) | 1ft (0.3m) | 16s |
| Afternoon (25 Jul) | 1ft (0.3m) | 16s |
| Evening (25 Jul) | 1ft (0.3m) | 15s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Sun afternoon. Warm (max 30°C on Sat morning, min 25°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 25 | Sunday 26 | Monday 27 | ||||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SE 16 | SE 16 | SE 16 | SE 16 | SE 16 | SE 16 | 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 14 | SE 14 | SE 14 | SE 10 | SE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 41 | 41 | 41 | 41 | 40 | 40 | 39 | 37 | 58 | 57 | 56 | 41 | 54 | 74 | 74 | 73 | 73 | 72 | 72 | 71 | 38 | 37 | 37 | 37 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross-off | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | glassy | glassy | cross-off | cross-off | cross-on | cross-on | on | on | on |
High Tide | 1:13AM1.46m | 4:33PM1.40m | 2:19AM1.48m | 5:08PM1.49m | 3:12AM1.52m | 5:34PM1.54m | ||||||||||||||||||
Low Tide | 9:03AM0.46m | 9:20PM1.21m | 9:53AM0.37m | 10:20PM1.18m | 10:33AM0.31m | |||||||||||||||||||
 | |  | | | | | | | | |  | |  |  |  |  | | | | | | | | |
 | — | 4:50 | — | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:53 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | 1 | — | 1 |
Temp °C | 28 | 27 | 27 | 29 | 30 | 30 | 29 | 28 | 26 | 26 | 26 | 27 | 28 | 28 | 28 | 28 | 27 | 26 | 26 | 27 | 28 | 28 | 26 | 26 |
Feels °C | 35 | 33 | 32 | 34 | 33 | 33 | 33 | 32 | 30 | 31 | 30 | 30 | 31 | 30 | 33 | 34 | 32 | 30 | 30 | 30 | 30 | 30 | 28 | 29 |
Swell 1 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 11 | SE 11 | SE 11 | SSW 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | SSW 8 | SSW 8 | SSW 8 |
| kJ | 40 | 40 | 36 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 40 | 41 | 41 | 40 | 28 | 41 | 39 | 37 | 36 | 35 | 34 | 53 | 53 | 54 |
Swell 2 Height (m) Direction Period (s) | E 9 | SE 16 | SE 16 | SW 4 | SW 4 | SW 4 | SE 16 | SE 15 | SW 4 | SE 15 | SE 15 | SE 15 | SE 15 | SSW 9 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | E 5 | SE 10 |
| kJ | 14 | 41 | 41 | 3 | 2 | 3 | 39 | 37 | 4 | 57 | 56 | 34 | 54 | 28 | 40 | 40 | 40 | 37 | 38 | 38 | 38 | 37 | 12 | 37 |
Swell 3 Height (m) Direction Period (s) | SE 16 | E 9 | SW 4 | SE 16 | SE 16 | SE 16 | SW 4 | SW 4 | SE 15 | SW 4 | S 7 | S 7 | S 7 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 10 | ESE 5 |
| kJ | 41 | 14 | 3 | 41 | 40 | 40 | 3 | 3 | 58 | 4 | 9 | 9 | 9 | 74 | 74 | 73 | 73 | 72 | 72 | 71 | 31 | 30 | 37 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | E 4 | E 4 | E 4 | E 4 | SW 4 | SSW 4 | — | — | — | — | E 3 | E 4 | E 4 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 10 | 11 | 9 | 6 | 1 | 1 | — | — | — | — | 3 | 12 | 15 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 6 | 13 | 6 | 104 | 104 | 104 | 94 | 150 | 2 | 13 | 94 | 104 | 65 | 105 | 2 | 2 | 2 | 2 | 13 | 145 | 103 | 104 | 13 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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