Surf Forecasts:
How big are the waves at Katahama today (15 Jun):
- Morning surf: Morning surf (15 Jun, local time) - 5.5ft (1.7m), 6s period with E swell.
- Afternoon surf: Afternoon surf (15 Jun, local time) - 5ft (1.6m), 8s period with E swell.
- Evening surf: Evening surf (15 Jun, local time) - 7ft (2.2m), 9s period with E swell.
The current surf forecast for Katahama at 6AM is: 1.4m 5s primary swell from a East direction and 0.7m 6s secondary swell from a South direction, 0.1m 12s secondary swell from a Southeast direction (forecast issued at 02:00am June 15). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Jun) | 5.5ft (1.7m) | 6s |
| Afternoon (15 Jun) | 5ft (1.6m) | 8s |
| Evening (15 Jun) | 7ft (2.2m) | 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 21mm), heaviest during Wed night. Warm (max 22°C on Mon afternoon, min 18°C on Mon morning). Winds decreasing (fresh winds from the NE on Mon morning, calm by Mon night). | ||||||||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
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) | ESE 4 | SSE 5 | E 5 | E 6 | E 7 | E 8 | E 8 | E 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 39 | 49 | 100 | 198 | 253 | 318 | 596 | 703 | 499 | 442 | 332 | 281 | 199 | 162 | 125 | 96 | 74 | 71 | 53 | 55 | 38 | 37 | 36 | 23 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | cross | cross | cross | cross-off | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | glassy | glassy | glassy | cross | cross-on | on | cross-on | on | on |
High Tide | 4:21AM1.60m | 6:24PM1.49m | 4:57AM1.61m | 6:57PM1.52m | 5:36AM1.61m | 7:32PM1.53m | ||||||||||||||||||
Low Tide | 10:57PM1.03m | 11:32AM0.11m | 11:33PM1.02m | 12:05PM0.10m | 00:14AM1.00m | 12:42PM0.11m | ||||||||||||||||||
 | |  |  |  |  | |  |  | | | | | | | | | | | | | | | | |
 | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:01 | — |
mm | 3 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 19 | 18 | 18 | 21 | 22 | 21 | 20 | 20 | 20 | 19 | 19 | 20 | 21 | 20 | 20 | 20 | 20 | 19 | 21 | 22 | 22 | 21 | 21 |
Feels °C | 16 | 16 | 13 | 13 | 17 | 19 | 20 | 20 | 21 | 21 | 20 | 20 | 21 | 22 | 21 | 21 | 22 | 22 | 20 | 22 | 22 | 22 | 21 | 22 |
Swell 1 Height (m) Direction Period (s) | S 6 | SSE 5 | S 6 | S 6 | SSE 9 | SSE 8 | E 8 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | S 7 |
| kJ | 31 | 49 | 35 | 19 | 25 | 41 | 358 | 493 | 499 | 442 | 332 | 281 | 199 | 162 | 125 | 96 | 74 | 71 | 53 | 55 | 38 | 37 | 36 | 23 |
Swell 2 Height (m) Direction Period (s) | SW 7 | SE 12 | SE 12 | SE 15 | SW 7 | SW 7 | SSE 8 | — | — | SSW 8 | S 8 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SW 9 |
| kJ | 2 | 6 | 6 | 8 | 2 | 2 | 38 | — | — | 19 | 29 | 33 | 32 | 32 | 42 | 20 | 27 | 27 | 27 | 19 | 18 | 18 | 15 | 29 |
Swell 3 Height (m) Direction Period (s) | SE 15 | SE 15 | SE 15 | E 15 | SE 14 | SW 7 | — | — | — | — | SSE 7 | SE 13 | SE 13 | SE 13 | SE 13 | S 6 | E 13 | SE 9 | SE 9 | SE 6 | SE 9 | SE 10 | SW 9 | E 9 |
| kJ | 8 | 8 | 8 | 4 | 8 | 2 | — | — | — | — | 21 | 7 | 7 | 7 | 7 | 7 | 3 | 3 | 3 | 1 | 3 | 4 | 3 | 23 |
Wind waves Height (m) Direction Period (s) | ESE 4 | E 4 | E 5 | E 6 | E 7 | E 8 | E 8 | E 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 2 | SSE 3 | SE 6 |
| kJ | 39 | 35 | 100 | 198 | 253 | 318 | 596 | 703 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 437 | 334 | 334 | 94 | 94 | 13 | 13 | 2 | 2 | 2 | 2 | 2 | 104 | 65 | 6 | 6 | 6 | 6 | 13 | 13 | 208 | 208 | 208 | 208 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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