Surf Forecasts:
How big are the waves at Katahama today (04 Jul):
- Morning surf: Morning surf (04 Jul, local time) - 1ft (0.3m), 9s period with E swell.
- Afternoon surf: Afternoon surf (04 Jul, local time) - 1ft (0.3m), 9s period with E swell.
- Evening surf: Evening surf (04 Jul, local time) - 1ft (0.3m), 8s period with ESE swell.
The current surf forecast for Katahama at 11AM is: 0.3m 9s primary swell from a East direction and 0.3m 2s secondary swell from a East direction (forecast issued at 02:00am July 04). An open ocean swell of 0.4m 7s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Jul) | 1ft (0.3m) | 9s |
| Afternoon (04 Jul) | 1ft (0.3m) | 9s |
| Evening (04 Jul) | 1ft (0.3m) | 8s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 26mm), heaviest during Mon afternoon. Warm (max 24°C on Sat morning, min 20°C on Mon night). Winds increasing (calm on Sat night, fresh winds from the NE by Mon night). | ||||||||||||||||||||||||
Saturday 4 | Sunday 5 | Monday 6 | ||||||||||||||||||||||
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) | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 8 | ESE 9 | ESE 11 | E 11 | E 10 | ESE 8 | ESE 10 | ESE 5 | ESE 5 | ESE 6 | E 6 | E 6 | E 7 | E 7 | E 7 | ESE 8 | ESE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 16 | 16 | 14 | 14 | 13 | 13 | 13 | 14 | 15 | 11 | 20 | 19 | 24 | 33 | 35 | 64 | 130 | 177 | 292 | 389 | 428 | 439 | 416 | 405 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross | cross-on | on | on | cross | glassy | cross-on | cross-on | cross | cross | cross-on | cross-on | on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 7:29AM1.51m | 8:51PM1.60m | 8:22AM1.41m | 9:32PM1.58m | 9:25AM1.30m | |||||||||||||||||||
Low Tide | 2:07AM0.86m | 2:10PM0.35m | 3:00AM0.81m | 2:52PM0.48m | 3:59AM0.77m | 3:36PM0.64m | ||||||||||||||||||
 |  |  | | |  | |  | | |  | | | | | | | | | | | | | | |
 | — | 4:37 | — | — | — | — | — | — | — | 4:39 | — | — | — | — | — | — | — | 4:39 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — |
mm | — | — | — | — | — | 1 | 1 | 1 | 2 | 1 | — | — | — | — | — | 1 | 2 | 1 | 1 | — | — | 1 | 4 | 4 |
Temp °C | 22 | 22 | 22 | 23 | 24 | 23 | 22 | 21 | 21 | 21 | 22 | 23 | 24 | 24 | 23 | 22 | 22 | 21 | 21 | 21 | 22 | 22 | 21 | 20 |
Feels °C | 25 | 25 | 24 | 25 | 26 | 25 | 24 | 24 | 23 | 22 | 24 | 25 | 25 | 24 | 24 | 22 | 23 | 21 | 20 | 20 | 21 | 21 | 20 | 18 |
Swell 1 Height (m) Direction Period (s) | SW 7 | SW 7 | SSW 7 | SW 7 | SW 6 | SSW 6 | SW 6 | SW 6 | SW 6 | SW 6 | E 11 | SE 4 | SE 4 | SE 5 | ESE 10 | SW 6 | SW 6 | SW 6 | SE 16 | SE 16 | SE 15 | SE 15 | SE 14 | SE 13 |
| kJ | 38 | 46 | 40 | 15 | 15 | 22 | 10 | 10 | 9 | 9 | 20 | 5 | 9 | 18 | 33 | 14 | 15 | 14 | 124 | 153 | 106 | 171 | 231 | 215 |
Swell 2 Height (m) Direction Period (s) | SSE 5 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 8 | ESE 9 | ESE 11 | SW 6 | E 10 | ESE 8 | ESE 10 | SW 6 | SE 9 | ESE 10 | SE 17 | SW 6 | SW 6 | SE 12 | SE 12 | SW 6 | SW 7 |
| kJ | 10 | 16 | 14 | 14 | 13 | 13 | 13 | 14 | 15 | 11 | 5 | 19 | 24 | 33 | 6 | 3 | 21 | 107 | 14 | 6 | 23 | 37 | 6 | 12 |
Swell 3 Height (m) Direction Period (s) | ESE 9 | ESE 12 | ESE 12 | SE 9 | S 5 | ESE 12 | SSE 9 | ESE 4 | ESE 11 | ESE 8 | SE 8 | WSW 6 | SW 6 | SW 5 | SE 9 | SE 19 | SE 15 | ESE 10 | SSW 8 | SSW 8 | SW 6 | SW 6 | S 7 | SE 11 |
| kJ | 16 | 14 | 14 | 3 | 4 | 13 | 8 | 1 | 12 | 7 | 3 | 3 | 1 | 1 | 3 | 14 | 9 | 22 | 6 | 6 | 7 | 6 | 1 | 19 |
Wind waves Height (m) Direction Period (s) | E 3 | E 3 | ENE 7 | SE 5 | E 2 | ESE 3 | SSW 2 | SSW 5 | — | ESE 4 | ESE 3 | ENE 2 | ENE 3 | ENE 3 | ESE 5 | ESE 5 | ESE 6 | E 6 | E 6 | E 7 | E 7 | E 7 | ESE 8 | ESE 7 |
| kJ | 2 | 1 | 15 | 10 | 1 | 1 | 1 | 5 | — | 1 | 2 | 1 | 4 | 4 | 35 | 64 | 130 | 177 | 292 | 389 | 428 | 439 | 416 | 405 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 13 | 13 | 13 | 208 | 386 | 208 | 208 | 208 | 178 | 179 | 179 | 415 | 437 | 664 | 664 | 373 | 132 | 13 | 124 | 85 | 103 | 104 | 124 | 137 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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