Surf Forecasts:
How big are the waves at Katahama today (25 Sep):
- Morning surf: Morning surf (25 Sep, local time) - 1ft (0.3m), 9s period with E swell.
- Afternoon surf: Afternoon surf (25 Sep, local time) - 1ft (0.3m), 9s period with E swell.
- Evening surf: Evening surf (25 Sep, local time) - 1ft (0.3m), 10s period with E swell.
The current surf forecast for Katahama at 5PM is: 0.3m 9s primary swell from a East direction and 0.4m 4s secondary swell from a East-southeast direction (forecast issued at 08:00am September 25). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | 1ft (0.3m) | 9s |
| Afternoon (25 Sep) | 1ft (0.3m) | 9s |
| Evening (25 Sep) | 1ft (0.3m) | 10s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Sat afternoon. Warm (max 25°C on Fri morning, min 19°C on Sat afternoon). Wind will be generally light. | ||||||||||||||||||||||
Friday 25 | Saturday 26 | Sunday 27 | ||||||||||||||||||||
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) | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 8 | E 8 | E 8 | E 8 | E 10 | ENE 5 | E 5 | E 10 | E 10 | ENE 6 | ENE 6 | E 10 | E 10 | E 10 | E 9 | E 9 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 14 | 14 | 14 | 15 | 15 | 17 | 13 | 12 | 13 | 12 | 94 | 37 | 25 | 17 | 17 | 48 | 36 | 17 | 17 | 29 | 27 | 26 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | on | on | on | glassy | glassy | glassy | cross-off | cross-off | cross | cross-off | cross | cross | cross | cross | cross | cross-on | cross-on | on | cross-on | cross-on |
High Tide | 4:35AM1.63m | 4:59PM1.70m | 5:09AM1.68m | 5:19PM1.74m | 5:43AM1.70m | 5:40PM1.78m | ||||||||||||||||
Low Tide | 10:53AM0.55m | 11:13PM0.60m | 11:17AM0.59m | 11:38PM0.50m | 11:42AM0.64m | |||||||||||||||||
 | |  | |  |  |  | |  | | | | |  | |  | | | | | | | |
 | 5:35 | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — |
 | — | — | — | 5:40 | — | — | — | — | — | — | — | 5:38 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | 2 | — | — | — | — | — | — | — | 2 | 2 |
Temp °C | 23 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 22 | 23 | 22 | 20 | 19 | 20 | 20 | 20 | 20 | 21 | 22 | 22 | 21 | 21 |
Feels °C | 24 | 26 | 26 | 26 | 26 | 27 | 27 | 25 | 24 | 25 | 22 | 19 | 18 | 20 | 20 | 20 | 20 | 21 | 22 | 23 | 22 | 23 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | ESE 4 | ESE 4 | E 8 | E 8 | E 8 | E 8 | SSE 8 | E 10 | E 6 | E 10 | E 10 | E 6 | E 6 | E 10 | E 10 | E 10 | E 9 | E 9 |
| kJ | 14 | 14 | 14 | 15 | 5 | 3 | 13 | 12 | 13 | 12 | 7 | 17 | 13 | 17 | 17 | 18 | 12 | 17 | 17 | 29 | 27 | 26 |
Swell 2 Height (m) Direction Period (s) | W 3 | SSE 8 | SSE 8 | SSE 8 | E 9 | E 10 | ESE 4 | ESE 4 | ESE 4 | E 4 | S 7 | SSE 8 | E 10 | SSE 9 | E 6 | E 10 | E 10 | SSE 8 | SSE 8 | S 8 | SSE 8 | SSE 8 |
| kJ | 1 | 7 | 7 | 7 | 15 | 17 | 3 | 3 | 3 | 3 | 1 | 7 | 8 | 7 | 7 | 17 | 17 | 7 | 7 | 4 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | SSE 8 | SSW 7 | S 7 | S 7 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | — | S 7 | SSE 8 | E 6 | SSE 9 | SSE 9 | SSE 9 | S 8 | S 8 | SSE 8 | S 8 | S 7 |
| kJ | 7 | 5 | 4 | 4 | 7 | 7 | 7 | 7 | 7 | 7 | — | 1 | 7 | 3 | 7 | 8 | 8 | 5 | 5 | 7 | 4 | 4 |
Wind waves Height (m) Direction Period (s) | E 5 | E 3 | E 4 | E 4 | — | — | — | SSW 2 | SSW 3 | SSW 3 | E 10 | ENE 5 | E 5 | E 5 | E 4 | ENE 6 | ENE 6 | E 6 | E 3 | E 3 | ESE 3 | ESE 3 |
| kJ | 4 | 5 | 10 | 7 | — | — | — | 1 | 1 | 1 | 94 | 37 | 25 | 15 | 10 | 48 | 36 | 10 | 3 | 6 | 3 | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 186 | 2462 | 911 | 208 | 208 | 208 | 1366 | 210 | 208 | 161 | 764 | 236 | 236 | 186 | 186 | 186 | 161 | 179 | 202 | 202 | 179 | 208 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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