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Surf Forecasts:
Katahama surfForecast / Shizuoka / Japan
48hr Weather and Surf, issued 2 pm Monday 01 Jun 2026 JSTForecast update in hr min s Forecast update imminent
Katahama surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Katahama sea temperature is
20.6° C
(Which is 1.7°C colder than average for this time of year)How big are the waves at Katahama today (01 Jun):
- Afternoon surf: Afternoon surf (01 Jun, local time) - 2.5ft (0.8m), 10s period with S swell.
- Evening surf: Evening surf (01 Jun, local time) - 1.5ft (0.5m), 10s period with E swell.
The current surf forecast for Katahama at 9PM is: 0.5m 10s primary swell from a East direction (forecast issued at 02:00pm June 01). An open ocean swell of 1.7m 13s is not directed at the surf break, a second open ocean swell of 0.6m 18s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jun) | - | - |
| Afternoon (01 Jun) | 2.5ft (0.8m) | 10s |
| Evening (01 Jun) | 1.5ft (0.5m) | 10s |
Table - waves today at Katahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 283mm), heaviest during Wed morning. Warm (max 23°C on Mon afternoon, min 18°C on Tue afternoon). Winds increasing (calm on Mon night, near gales from the NNE by Wed morning). | ||||||||||||||||||||||||
Mon 1 | Tuesday 2 | Wednesday 3 | Thu 4 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 11 | S 10 | E 10 | E 10 | E 10 | E 9 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | SE 6 | SE 7 | SE 8 | SE 10 | SE 11 | SE 10 | SE 10 | SE 9 | SSE 9 | SSE 9 | ESE 10 | ESE 9 | |
224 | 121 | 46 | 45 | 28 | 28 | 50 | 50 | 49 | 49 | 28 | 28 | 150 | 625 | 2174 | 2553 | 3405 | 1092 | 687 | 253 | 266 | 227 | 175 | 164 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-off | glassy | glassy | cross | cross | cross | on | cross-on | cross | cross | cross-on | cross | cross-on | cross-off | cross-off | cross-on | glassy | off | cross | cross-off | cross | |
High Tide | 6:41PM1.47m | 5:21AM1.61m | 7:19PM1.48m | 6:00AM1.58m | 8:00PM1.48m | 6:43AM1.51m | ||||||||||||||||||
Low Tide | 11:52AM0.07m | 11:50PM0.96m | 12:27PM0.07m | 00:33AM0.96m | 1:06PM0.11m | 1:23AM0.96m | ||||||||||||||||||
 | | |  | |  |  | |  | | |  |  |  |  | | |  | | | | | | | |
 | — | — | — | — | — | 4:35 | — | — | — | — | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — |
 | — | — | 6:53 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | 6:55 |
— | — | — | — | — | — | — | — | 1 | 1 | 2 | 4 | 7 | 26 | 51 | 106 | 81 | 4 | — | — | — | — | — | — | |
Temp °C | 24 | 23 | 22 | 21 | 21 | 20 | 20 | 20 | 21 | 20 | 18 | 18 | 18 | 18 | 19 | 21 | 19 | 23 | 22 | 21 | 20 | 19 | 19 | 22 |
23 | 21 | 21 | 22 | 23 | 22 | 21 | 21 | 22 | 20 | 18 | 17 | 15 | 14 | 11 | 16 | 9 | 21 | 23 | 23 | 20 | 18 | 18 | 22 | |
Swell 1 Height (m) Direction Period (s) | S 14 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 13 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SW 14 | SW 16 | SSW 16 | SSW 16 | SSW 14 | SSW 13 | SSW 12 | SW 11 | SW 11 | SW 10 | SSW 9 |
 kJ | 394 | 627 | 642 | 1058 | 1090 | 1042 | 1621 | 1465 | 1401 | 1380 | 1198 | 1104 | 1582 | 1736 | 3455 | 23586 | 41400 | 15300 | 8210 | 4681 | 1987 | 1015 | 602 | 402 |
Swell 2 Height (m) Direction Period (s) | S 11 | S 10 | S 10 | SSW 18 | SSW 17 | SSW 16 | E 10 | E 10 | E 10 | E 10 | SW 16 | SW 16 | S 7 | — | S 9 | — | SE 11 | SE 10 | SE 10 | SE 9 | SSE 9 | SSE 9 | ESE 10 | ESE 9 |
| kJ | 224 | 121 | 161 | 216 | 373 | 539 | 50 | 50 | 49 | 49 | 274 | 515 | 43 | — | 533 | — | 3405 | 1092 | 687 | 253 | 266 | 227 | 175 | 164 |
Swell 3 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | SE 11 | E 10 | SE 11 | SE 11 | E 9 | SE 12 | — | — | — | — | — | — | — | E 10 | ESE 10 | ESE 10 | SSE 8 | W 5 |
| kJ | 47 | 47 | 46 | 45 | 28 | 28 | 19 | 49 | 19 | 20 | 28 | 21 | — | — | — | — | — | — | — | 88 | 173 | 175 | 101 | 21 |
Wind waves Height (m) Direction Period (s) | SW 5 | SSW 5 | SW 4 | — | — | — | — | — | — | — | — | E 9 | SE 6 | SE 7 | SE 8 | SE 10 | — | SW 14 | — | — | — | — | — | — |
| kJ | 19 | 15 | 9 | — | — | — | — | — | — | — | — | 28 | 150 | 625 | 2174 | 2553 | — | 15464 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 65 | 747 | 6 | 2 | 2 | 2 | 2 | 13 | 2 | 208 | 65 | 104 | 103 | 658 | 664 | 369 | 369 | 373 | 6 | 2 | 2 | 13 | 2 | 13 |
Best forecast wave conditions in Shizuoka | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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