Surf Forecasts:
How big are the waves at Katahama today (19 Jul):
- Afternoon surf: Afternoon surf (19 Jul, local time) - 2.5ft (0.7m), 9s period with E swell.
- Evening surf: Evening surf (19 Jul, local time) - 2.5ft (0.7m), 9s period with E swell.
The current surf forecast for Katahama at 11PM is: 0.7m 9s primary swell from a East direction and 0.4m 7s secondary swell from a Southeast direction (forecast issued at 02:00pm July 19). An open ocean swell of 0.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jul) | - | - |
| Afternoon (19 Jul) | 2.5ft (0.7m) | 9s |
| Evening (19 Jul) | 2.5ft (0.7m) | 9s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 30°C on Tue morning, min 26°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Sun 19 | Monday 20 | Tuesday 21 | ||||||||||||||||||
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) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 11 | E 11 | E 11 | E 11 | E 11 | SW 4 | SW 5 |
Wave Graph  | ||||||||||||||||||||
 kJ | 87 | 83 | 81 | 83 | 80 | 58 | 58 | 79 | 57 | 57 | 55 | 52 | 45 | 59 | 59 | 84 | 82 | 82 | 25 | 31 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | cross | cross | cross-off |
High Tide | 8:44PM1.66m | 8:41AM1.42m | 9:22PM1.63m | 9:46AM1.29m | ||||||||||||||||
Low Tide | 2:14PM0.46m | 3:06AM0.72m | 2:52PM0.61m | 4:04AM0.70m | 3:33PM0.78m | |||||||||||||||
 | | |  | | | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | 4:47 | — | — | — | — | — | — | — | 4:48 | — | — | — | — | — | — |
 | — | — | 6:59 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 29 | 29 | 28 | 27 | 27 | 26 | 26 | 28 | 29 | 29 | 28 | 27 | 27 | 26 | 26 | 28 | 30 | 30 | 29 | 28 |
Feels °C | 31 | 31 | 31 | 31 | 32 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 31 | 33 | 34 | 33 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | E 11 |
| kJ | 87 | 83 | 81 | 83 | 80 | 58 | 58 | 79 | 57 | 57 | 55 | 52 | 45 | 59 | 59 | 84 | 82 | 82 | 56 | 57 |
Swell 2 Height (m) Direction Period (s) | SE 7 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | SE 6 | SSE 9 | SSE 9 | SE 8 | SE 8 | SE 8 | E 12 | E 8 | E 8 | SW 4 | SSE 8 | SSE 8 | SSE 8 | SSE 8 |
| kJ | 14 | 18 | 17 | 14 | 14 | 8 | 6 | 8 | 8 | 11 | 11 | 11 | 23 | 21 | 22 | 12 | 6 | 6 | 6 | 6 |
Swell 3 Height (m) Direction Period (s) | SW 7 | SW 7 | S 8 | S 8 | S 8 | S 8 | S 7 | S 7 | S 7 | S 7 | S 7 | WSW 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | WSW 8 | WSW 8 | ESE 11 | SW 8 |
| kJ | 11 | 12 | 10 | 5 | 10 | 4 | 4 | 4 | 4 | 4 | 4 | 6 | 7 | 7 | 7 | 6 | 7 | 6 | 12 | 2 |
Wind waves Height (m) Direction Period (s) | — | SSW 2 | SW 7 | SW 7 | SW 7 | SW 7 | SW 6 | SW 6 | SW 3 | SW 3 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 5 |
| kJ | — | 1 | 16 | 16 | 15 | 11 | 10 | 6 | 3 | 7 | 13 | 9 | 9 | 8 | 11 | 20 | 13 | 15 | 25 | 31 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 6 | 65 | 6 | 6 | 6 | 6 | 6 | 6 | 105 | 211 | 236 | 6 | 6 | 6 | 6 | 6 | 6 | 211 | 397 | 65 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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