Surf Forecasts:
How big are the waves at Katahama today (26 Aug):
- Afternoon surf: Afternoon surf (26 Aug, local time) - 2.5ft (0.8m), 9s period with SSE swell.
- Evening surf: Evening surf (26 Aug, local time) - 1.5ft (0.5m), 12s period with E swell.
The current surf forecast for Katahama at 7PM is: 0.9m 9s primary swell from a South-southeast direction (forecast issued at 02:00pm August 26). An open ocean swell of 1.4m 11s is not directed at the surf break, a second open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Aug) | - | - |
| Afternoon (26 Aug) | 2.5ft (0.8m) | 9s |
| Evening (26 Aug) | 1.5ft (0.5m) | 12s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Thu night. Warm (max 30°C on Wed afternoon, min 24°C on Thu night). Wind will be generally light. | ||||||||||||||||||||
Wed 26 | Thursday 27 | Friday 28 | ||||||||||||||||||
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 | SSE 9 | SSE 9 | E 12 | E 12 | SSE 10 | SSE 10 | SSE 9 | SSE 10 | S 10 | S 10 | S 10 | S 9 | SW 6 | E 13 | S 8 | S 8 | S 8 | E 12 | E 12 |
Wave Graph  | ||||||||||||||||||||
 kJ | 84 | 106 | 149 | 69 | 68 | 123 | 120 | 141 | 184 | 127 | 122 | 115 | 80 | 183 | 80 | 50 | 84 | 84 | 71 | 69 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | glassy | cross-on | cross-off | glassy | glassy | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:24PM1.65m | 4:40AM1.64m | 5:42PM1.69m | 5:15AM1.69m | 6:02PM1.73m | |||||||||||||||
Low Tide | 10:51AM0.39m | 11:15PM0.91m | 11:19AM0.38m | 11:38PM0.80m | 11:45AM0.41m | |||||||||||||||
 |  | |  |  | | |  | | |  |  | | | | | | | | | |
 | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — |
 | — | — | 6:22 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:20 | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | 5 | 3 | 3 | 3 | 1 | — | — | — | — |
Temp °C | 30 | 30 | 29 | 28 | 27 | 27 | 27 | 28 | 29 | 29 | 28 | 28 | 26 | 25 | 24 | 25 | 25 | 27 | 26 | 25 |
Feels °C | 31 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 31 | 31 | 30 | 33 | 30 | 29 | 28 | 29 | 26 | 27 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | S 9 | S 9 | S 9 | SW 6 | SW 6 | S 8 | S 8 | S 8 |
| kJ | 550 | 480 | 477 | 460 | 329 | 373 | 347 | 263 | 208 | 167 | 163 | 160 | 80 | 81 | 55 | 128 | 49 | 84 | 65 | 31 |
Swell 2 Height (m) Direction Period (s) | SE 9 | SSE 9 | SSE 9 | E 12 | S 10 | SSE 10 | SSE 10 | SSE 9 | SSE 10 | S 10 | S 10 | S 10 | ESE 11 | E 13 | E 13 | SW 9 | S 8 | E 12 | E 12 | E 12 |
| kJ | 84 | 106 | 149 | 69 | 74 | 123 | 120 | 141 | 184 | 127 | 122 | 115 | 37 | 84 | 80 | 65 | 84 | 74 | 71 | 69 |
Swell 3 Height (m) Direction Period (s) | E 12 | E 12 | E 12 | E 16 | E 12 | E 12 | E 12 | E 12 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | E 13 | SE 14 | SSE 10 | S 8 | SW 9 | SSE 9 | SW 10 | SW 8 |
| kJ | 78 | 75 | 73 | 20 | 68 | 68 | 42 | 41 | 41 | 38 | 38 | 38 | 55 | 8 | 9 | 50 | 65 | 8 | 16 | 24 |
Wind waves Height (m) Direction Period (s) | SW 4 | SW 4 | SW 4 | S 9 | S 9 | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 10 | SW 6 | SW 6 | — | — | SW 9 | WSW 8 | WSW 4 |
| kJ | 25 | 37 | 17 | 194 | 230 | 60 | 100 | 119 | 103 | 89 | 80 | 69 | 408 | 183 | 228 | — | — | 129 | 123 | 38 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 211 | 112 | 103 | 65 | 103 | 103 | 127 | 112 | 103 | 103 | 103 | 2 | 6 | 2 | 2 | 2 | 6 | 6 | 6 | 2 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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