Surf Forecasts:
How big are the waves at Katahama today (07 Sep):
- Afternoon surf: Afternoon surf (07 Sep, local time) - 10ft (3.0m), 9s period with S swell.
- Evening surf: Evening surf (07 Sep, local time) - 8ft (2.5m), 9s period with S swell.
The current surf forecast for Katahama at 7PM is: 3.0m 9s primary swell from a South direction and 2.5m 9s secondary swell from a South direction, 0.6m 8s secondary swell from a East direction (forecast issued at 02:00pm September 07). The wind direction is predicted to be cross-shore and the swell rating is 11.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Sep) | - | - |
| Afternoon (07 Sep) | 10ft (3.0m) | 9s |
| Evening (07 Sep) | 8ft (2.5m) | 9s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 75mm), heaviest during Tue afternoon. Warm (max 28°C on Tue morning, min 22°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||
Mon 7 | Tuesday 8 | Wednesday 9 | ||||||||||||||||||
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) | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | SE 8 | SE 8 | E 9 | ESE 10 | SE 10 | ESE 10 | ESE 10 | E 17 | E 17 | E 16 | E 16 |
Wave Graph  | ||||||||||||||||||||
 kJ | 1279 | 1562 | 1210 | 1124 | 950 | 865 | 718 | 651 | 586 | 129 | 147 | 13 | 20 | 25 | 20 | 19 | 23 | 22 | 21 | 21 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross | cross | cross-off | glassy | cross | cross-on | cross-on | on | cross-on | glassy | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross |
High Tide | 4:12PM1.54m | 2:51AM1.44m | 4:35PM1.60m | 3:41AM1.53m | 4:55PM1.64m | |||||||||||||||
Low Tide | 10:00PM1.10m | 9:47AM0.49m | 10:29PM0.99m | 10:23AM0.46m | ||||||||||||||||
 | | |  | |  |  |  |  | | |  | | | | | | | | | |
 | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | 6:06 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:02 | — |
mm | 4 | 2 | 2 | 3 | 4 | 4 | 1 | — | 1 | 3 | 5 | 4 | 5 | 5 | 4 | 2 | 3 | 3 | 3 | 3 |
Temp °C | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 26 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 26 |
Feels °C | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 30 | 32 | 33 | 32 | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | SSW 10 | SSW 10 | S 9 | S 9 | SE 10 | S 9 | S 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 |
| kJ | 1279 | 1343 | 1210 | 1124 | 950 | 865 | 718 | 651 | 586 | 508 | 528 | 828 | 932 | 25 | 982 | 961 | 18 | 19 | 19 | 19 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | S 11 | E 9 | SE 10 | SW 11 | SW 10 | SW 10 | SE 8 | SE 8 | E 9 | E 8 | E 9 | ESE 10 | ESE 10 | E 17 | E 17 | E 16 | E 16 |
| kJ | 157 | 82 | 46 | 38 | 55 | 28 | 55 | 89 | 84 | 129 | 147 | 13 | 12 | 13 | 20 | 19 | 23 | 22 | 21 | 21 |
Swell 3 Height (m) Direction Period (s) | NNE 4 | — | — | — | — | SE 10 | E 8 | E 8 | E 9 | E 9 | E 8 | ESE 10 | ESE 10 | E 18 | E 8 | E 17 | SE 12 | E 17 | E 9 | — |
| kJ | 3 | — | — | — | — | 27 | 22 | 22 | 24 | 25 | 22 | 10 | 20 | 6 | 6 | 6 | 6 | 22 | 7 | — |
Wind waves Height (m) Direction Period (s) | — | S 9 | — | — | — | — | — | — | — | — | S 10 | S 9 | — | S 9 | — | — | S 9 | SSW 9 | SSW 9 | SSW 9 |
| kJ | — | 1562 | — | — | — | — | — | — | — | — | 796 | 992 | — | 1026 | — | — | 940 | 933 | 933 | 913 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 13 | 2 | 13 | 2 | 2 | 2 | 2 | 13 | 13 | 208 | 65 | 2 | 127 | 6 | 2 | 334 | 351 | 334 | 103 | 6 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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