Surf Forecasts:
How big are the waves at Katahama today (30 Jun):
- Morning surf: Morning surf (30 Jun, local time) - 2ft (0.6m), 10s period with SE swell.
- Afternoon surf: Afternoon surf (30 Jun, local time) - 1.5ft (0.5m), 9s period with SE swell.
- Evening surf: Evening surf (30 Jun, local time) - 1.5ft (0.5m), 9s period with SE swell.
The current surf forecast for Katahama at 9AM is: 0.6m 10s primary swell from a Southeast direction and 0.2m 2s secondary swell from a East-northeast direction (forecast issued at 02:00am June 30). An open ocean swell of 0.7m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Jun) | 2ft (0.6m) | 10s |
| Afternoon (30 Jun) | 1.5ft (0.5m) | 9s |
| Evening (30 Jun) | 1.5ft (0.5m) | 9s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 30mm), heaviest during Thu afternoon. Warm (max 25°C on Tue morning, min 19°C on Wed night). Winds increasing (calm on Thu morning, fresh winds from the W by Thu night). | ||||||||||||||||||||||||
Tuesday 30 | Wednesday 1 | Thursday 2 | ||||||||||||||||||||||
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) | SE 9 | SE 9 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SW 5 | SW 5 | SW 6 | ESE 12 | SE 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 53 | 54 | 58 | 58 | 52 | 41 | 41 | 41 | 41 | 41 | 41 | 36 | 55 | 55 | 54 | 32 | 31 | 31 | 31 | 35 | 51 | 171 | 15 | 19 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross | cross-off | cross-on | on | cross-on | cross-on | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross | cross-off | cross-off | off | cross-off | cross | glassy | cross | cross-off | cross-off |
High Tide | 4:35AM1.61m | 6:37PM1.55m | 5:15AM1.63m | 7:07PM1.58m | 5:57AM1.62m | 7:39PM1.60m | ||||||||||||||||||
Low Tide | 11:20PM1.07m | 11:46AM0.14m | 11:57PM1.03m | 12:19PM0.14m | 00:36AM0.97m | 12:54PM0.18m | ||||||||||||||||||
 | |  |  | | |  | | | | | | | | |  |  | |  | | |  | |  | |
 | — | 4:35 | — | — | — | — | — | — | — | 4:37 | — | — | — | — | — | — | — | 4:37 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 5 | 5 | 4 | 7 | 4 | 2 |
Temp °C | 23 | 22 | 22 | 24 | 25 | 24 | 24 | 23 | 22 | 22 | 22 | 24 | 25 | 24 | 24 | 23 | 22 | 21 | 19 | 19 | 20 | 22 | 24 | 23 |
Feels °C | 27 | 24 | 24 | 26 | 27 | 25 | 27 | 26 | 25 | 25 | 25 | 27 | 27 | 26 | 26 | 25 | 24 | 23 | 21 | 20 | 23 | 23 | 25 | 26 |
Swell 1 Height (m) Direction Period (s) | SSW 8 | SW 8 | SSW 8 | SW 7 | SSW 7 | SSW 7 | SSW 7 | S 7 | S 7 | S 7 | SSW 7 | SSW 7 | S 6 | S 6 | SSW 6 | SSW 6 | SW 6 | SW 6 | SW 6 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | SE 9 |
| kJ | 98 | 84 | 72 | 56 | 79 | 99 | 79 | 59 | 61 | 43 | 70 | 56 | 18 | 25 | 51 | 44 | 45 | 33 | 31 | 31 | 30 | 24 | 14 | 19 |
Swell 2 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 | SW 7 | SW 7 | SW 7 | SE 9 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 13 | ESE 13 | ESE 12 | ESE 12 | ESE 12 |
| kJ | 53 | 54 | 58 | 58 | 52 | 41 | 41 | 32 | 52 | 42 | 41 | 36 | 55 | 55 | 54 | 32 | 31 | 31 | 31 | 16 | 16 | 15 | 15 | 15 |
Swell 3 Height (m) Direction Period (s) | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | SE 9 | SE 9 | SE 9 | ESE 13 | ESE 13 | SW 7 | SW 6 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | — | — | SE 9 | ESE 10 | — |
| kJ | 21 | 20 | 19 | 18 | 18 | 18 | 18 | 41 | 41 | 41 | 17 | 17 | 21 | 21 | 17 | 17 | 17 | 17 | 16 | — | — | 3 | 10 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | ENE 2 | E 2 | E 3 | — | — | — | — | — | — | — | — | — | — | WSW 3 | — | — | SW 5 | SW 5 | SW 6 | SW 7 | SW 8 |
| kJ | — | — | — | 1 | 1 | 3 | — | — | — | — | — | — | — | — | — | — | 4 | — | — | 35 | 51 | 171 | 522 | 820 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 13 | 2 | 13 | 13 | 104 | 6 | 2 | 2 | 2 | 2 | 13 | 145 | 6 | 6 | 6 | 6 | 6 | 13 | 13 | 2 | 355 | 94 | 2 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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