Surf Forecasts:
How big are the waves at Katahama today (24 Aug):
- Morning surf: Morning surf (24 Aug, local time) - 3.5ft (1.0m), 18s period with SSE swell.
- Afternoon surf: Afternoon surf (24 Aug, local time) - 6ft (1.9m), 15s period with SSE swell.
- Evening surf: Evening surf (24 Aug, local time) - 7ft (2.1m), 15s period with SSE swell.
The current surf forecast for Katahama at 4AM is: 0.6m 17s primary swell from a South-southeast direction and 0.7m 13s secondary swell from a Southeast direction (forecast issued at 08:00pm August 23). An open ocean swell of 0.6m 9s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Aug) | 3.5ft (1.0m) | 18s |
| Afternoon (24 Aug) | 6ft (1.9m) | 15s |
| Evening (24 Aug) | 7ft (2.1m) | 15s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 30°C on Wed morning, min 24°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Sun 23 | Monday 24 | Tuesday 25 | ||||||||||||||||
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 12 | SSE 12 | SSE 13 | SSE 17 | SSE 16 | SSE 18 | SSE 16 | SSE 15 | SSE 18 | SSE 15 | SSE 15 | SSE 14 | SSE 13 | SSE 14 | SSE 14 | S 13 | S 13 | S 13 |
Wave Graph  | ||||||||||||||||||
 kJ | 73 | 98 | 108 | 186 | 452 | 644 | 1451 | 1698 | 1042 | 2055 | 2010 | 1809 | 1294 | 1962 | 1980 | 1834 | 1783 | 1739 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off |
High Tide | 4:19PM1.48m | 2:17AM1.43m | 4:45PM1.55m | 3:17AM1.50m | 5:06PM1.61m | |||||||||||||
Low Tide | 9:44PM1.21m | 9:38AM0.47m | 10:24PM1.11m | 10:18AM0.41m | ||||||||||||||
 |  |  | |  | | | | | | | | | | | | | | |
 | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — |
 | 6:25 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:23 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 25 | 24 | 27 | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 28 | 29 | 28 | 28 | 27 |
Feels °C | 32 | 31 | 31 | 29 | 28 | 32 | 31 | 30 | 31 | 31 | 30 | 30 | 31 | 31 | 31 | 28 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 8 | SW 8 | SW 8 | SE 13 | SSE 16 | SSE 18 | SSE 16 | SSE 15 | SSE 14 | SSE 15 | SSE 15 | SSE 14 | SSE 13 | SSE 14 | SSE 14 | S 13 | S 13 | S 13 |
| kJ | 90 | 72 | 57 | 175 | 452 | 644 | 1451 | 1698 | 1042 | 2055 | 2010 | 1809 | 1294 | 1962 | 1980 | 1834 | 1783 | 1739 |
Swell 2 Height (m) Direction Period (s) | SE 12 | SSE 12 | SSE 13 | SW 8 | SW 10 | SSE 14 | SW 10 | SW 10 | SSE 18 | SW 10 | SW 10 | SSE 18 | S 16 | E 14 | E 14 | E 14 | E 13 | E 13 |
| kJ | 73 | 98 | 108 | 58 | 77 | 347 | 110 | 113 | 1026 | 74 | 58 | 337 | 781 | 150 | 142 | 93 | 128 | 126 |
Swell 3 Height (m) Direction Period (s) | ESE 12 | ESE 12 | E 12 | SSE 17 | SSE 12 | SW 9 | ESE 12 | E 12 | SW 10 | E 12 | E 12 | SW 10 | E 14 | SW 10 | SW 10 | E 11 | SW 10 | SW 9 |
| kJ | 49 | 49 | 75 | 186 | 93 | 88 | 46 | 71 | 113 | 71 | 69 | 58 | 153 | 46 | 34 | 36 | 23 | 22 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 10 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 24 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 2 | 2 | 2 | 2 | 2 | 2 | 65 | 6 | 6 | 2 | 2 | 2 | 2 | 65 | 382 | 355 | 355 | 2 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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