Surf Forecasts:
How big are the waves at Katahama today (02 Sep):
- Morning surf: Morning surf (02 Sep, local time) - 2.5ft (0.7m), 11s period with E swell.
- Afternoon surf: Afternoon surf (02 Sep, local time) - 2.5ft (0.7m), 10s period with E swell.
- Evening surf: Evening surf (02 Sep, local time) - 2.5ft (0.8m), 10s period with E swell.
The current surf forecast for Katahama at 7AM is: 0.8m 11s primary swell from a East direction and 0.5m 4s secondary swell from a East direction (forecast issued at 02:00am September 02). An open ocean swell of 0.6m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Sep) | 2.5ft (0.7m) | 11s |
| Afternoon (02 Sep) | 2.5ft (0.7m) | 10s |
| Evening (02 Sep) | 2.5ft (0.8m) | 10s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 87mm), heaviest during Thu night. Warm (max 28°C on Wed morning, min 20°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 2 | Thursday 3 | Friday 4 | ||||||||||||||||||||||
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) | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ESE 9 | ESE 7 | E 6 | ESE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 160 | 202 | 188 | 112 | 110 | 102 | 96 | 125 | 100 | 112 | 114 | 81 | 72 | 69 | 69 | 48 | 48 | 47 | 47 | 29 | 64 | 47 | 82 | 63 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross | cross | cross-on | on | on | on | cross-on | cross | cross-off | glassy | cross | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross | cross |
High Tide | 8:38AM1.47m | 8:17PM1.69m | 9:42AM1.34m | 8:51PM1.59m | 11:47AM1.25m | |||||||||||||||||||
Low Tide | 2:27AM0.51m | 2:09PM0.88m | 3:19AM0.56m | 2:44PM1.03m | 4:27AM0.62m | 3:30PM1.19m | ||||||||||||||||||
 | |  |  |  | | |  |  |  | | |  | |  |  |  |  |  | |  | | | | |
 | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:09 | — |
mm | — | — | — | — | — | — | — | — | 1 | — | — | — | 2 | — | 1 | 2 | 9 | 20 | 18 | 11 | 6 | 10 | 3 | 1 |
Temp °C | 26 | 26 | 25 | 26 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 28 | 25 | 23 | 21 | 21 | 22 | 22 | 22 | 22 | 21 | 21 |
Feels °C | 30 | 30 | 29 | 29 | 31 | 30 | 30 | 32 | 30 | 30 | 30 | 30 | 30 | 32 | 27 | 25 | 22 | 23 | 23 | 23 | 24 | 23 | 22 | 23 |
Swell 1 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 11 | S 8 | S 8 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | SSW 9 | S 12 | S 11 | S 11 | S 10 | S 10 | S 10 | SSW 10 | SSW 9 | SSW 9 | SSW 9 |
| kJ | 160 | 202 | 188 | 112 | 69 | 92 | 117 | 99 | 101 | 96 | 94 | 94 | 94 | 123 | 276 | 233 | 229 | 250 | 245 | 240 | 240 | 265 | 360 | 424 |
Swell 2 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | E 11 | E 10 | E 10 | E 10 | E 10 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ESE 9 | ESE 7 | ESE 7 | ESE 7 |
| kJ | 35 | 33 | 49 | 50 | 110 | 102 | 96 | 125 | 100 | 112 | 114 | 81 | 72 | 69 | 69 | 48 | 48 | 47 | 47 | 29 | 64 | 47 | 47 | 63 |
Swell 3 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 9 | SW 9 | SW 9 | E 13 | SE 11 | E 12 | E 5 | E 5 | E 5 | SE 10 | SSW 13 | SE 10 | SE 6 | SE 6 | ESE 6 | ESE 6 | ESE 6 | E 9 | E 9 | E 9 | E 9 |
| kJ | 25 | 25 | 18 | 21 | 22 | 13 | 31 | 18 | 26 | 4 | 4 | 4 | 15 | 33 | 15 | 6 | 9 | 14 | 15 | 15 | 27 | 27 | 26 | 25 |
Wind waves Height (m) Direction Period (s) | E 4 | E 4 | E 4 | ESE 4 | ESE 4 | ESE 4 | — | — | — | — | — | — | — | — | NW 2 | NNW 3 | N 3 | NNW 3 | NNE 3 | NE 3 | ENE 3 | NNE 3 | E 6 | E 6 |
| kJ | 7 | 7 | 9 | 6 | 6 | 4 | — | — | — | — | — | — | — | — | 2 | 3 | 1 | 1 | 5 | 2 | 7 | 1 | 82 | 35 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 2 | 13 | 13 | 13 | 104 | 13 | 13 | 13 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 13 | 13 | 2 | 2 | 13 | 13 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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