Surf Forecasts:
How big are the waves at Katahama today (10 Jul):
- Morning surf: Morning surf (10 Jul, local time) - 8ft (2.5m), 15s period with S swell.
- Afternoon surf: Afternoon surf (10 Jul, local time) - 2ft (0.6m), 10s period with E swell.
- Evening surf: Evening surf (10 Jul, local time) - 1.5ft (0.4m), 8s period with E swell.
The current surf forecast for Katahama at 3AM is: 2.5m 15s primary swell from a South direction (forecast issued at 08:00pm July 09). An open ocean swell of 0.9m 20s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 4.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Jul) | 8ft (2.5m) | 15s |
| Afternoon (10 Jul) | 2ft (0.6m) | 10s |
| Evening (10 Jul) | 1.5ft (0.4m) | 8s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Sat afternoon, min 23°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 9 | Friday 10 | Saturday 11 | Sunday 12 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSE 14 | S 14 | S 15 | S 15 | S 15 | S 15 | S 17 | E 10 | ESE 8 | E 8 | ESE 10 | ESE 10 | E 10 | E 9 | SSW 17 | SSW 17 | SSW 17 | ESE 12 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | E 9 | E 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 2410 | 2643 | 2753 | 2942 | 2863 | 2960 | 5803 | 67 | 21 | 20 | 32 | 31 | 29 | 28 | 0 | 0 | 0 | 14 | 34 | 34 | 36 | 39 | 26 | 26 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | glassy | cross-off | glassy | glassy | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross |
High Tide | 1:05AM1.48m | 4:01PM1.32m | 2:02AM1.49m | 4:50PM1.41m | 2:51AM1.52m | |||||||||||||||||||
Low Tide | 6:53PM1.09m | 8:44AM0.47m | 8:28PM1.15m | 9:36AM0.37m | 9:42PM1.16m | 10:18AM0.29m | ||||||||||||||||||
 |  | | | | | | | | |  | | |  | | | | |  | |  | | | | |
 | — | — | — | 4:41 | — | — | — | — | — | — | — | 4:41 | — | — | — | — | — | — | — | 4:41 | — | — | — | — |
 | 7:02 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | 7:01 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 24 | 24 | 23 | 23 | 25 | 26 | 26 | 25 | 24 | 24 | 23 | 23 | 25 | 26 | 27 | 26 | 25 | 24 | 24 | 24 | 25 | 27 | 26 |
Feels °C | 27 | 27 | 28 | 26 | 26 | 28 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | SSE 14 | S 14 | S 15 | S 15 | S 15 | S 15 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | SSW 16 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 17 | SSW 16 | SSW 16 |
| kJ | 2410 | 2643 | 2753 | 2942 | 2863 | 2960 | 5803 | 5555 | 5896 | 6350 | 6751 | 6882 | 7410 | 8050 | 8772 | 9186 | 9195 | 8996 | 9389 | 8968 | 8909 | 8780 | 7621 | 6667 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 9 | S 20 | SSW 20 | S 19 | S 18 | E 8 | E 10 | ESE 8 | E 8 | ESE 10 | ESE 10 | E 10 | E 9 | — | — | — | ESE 12 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | E 9 | E 9 |
| kJ | 45 | 55 | 380 | 667 | 1446 | 1689 | 45 | 67 | 21 | 20 | 32 | 31 | 29 | 28 | — | — | — | 14 | 34 | 34 | 36 | 39 | 26 | 26 |
Swell 3 Height (m) Direction Period (s) | — | E 9 | E 9 | E 9 | E 9 | E 9 | — | — | E 10 | E 10 | — | — | — | — | — | — | — | — | ESE 12 | ESE 12 | — | — | SE 11 | SE 11 |
| kJ | — | 56 | 56 | 56 | 56 | 56 | — | — | 17 | 17 | — | — | — | — | — | — | — | — | 14 | 14 | — | — | 19 | 18 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 208 | 2 | 2 | 2 | 2 | 2 | 208 | 6 | 208 | 2 | 2 | 2 | 2 | 127 | 208 | 208 | 208 | 2 | 2 | 2 | 2 | 127 | 6 | 6 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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