Surf Forecasts:
How big are the waves at Kaiser's (Hachijojima Island) today (04 Sep):
- Morning surf: Morning surf (04 Sep, local time) - 2.5ft (0.7m), 9s period with E swell.
- Afternoon surf: Afternoon surf (04 Sep, local time) - 3ft (0.9m), 9s period with SSW swell.
- Evening surf: Evening surf (04 Sep, local time) - 2ft (0.6m), 9s period with E swell.
The current surf forecast for Kaiser's (Hachijojima Island) at 7AM is: 1.1m 10s primary swell from a South-southwest direction and 0.7m 6s secondary swell from a Southeast direction (forecast issued at 02:00am September 04). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Sep) | 2.5ft (0.7m) | 9s |
| Afternoon (04 Sep) | 3ft (0.9m) | 9s |
| Evening (04 Sep) | 2ft (0.6m) | 9s |
Table - waves today at Kaiser's (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 163mm), heaviest during Sat afternoon. Warm (max 28°C on Fri morning, min 23°C on Sat morning). Winds increasing (light winds from the SSW on Fri night, strong winds from the E by Sat night). | ||||||||||||||||||||||||
Friday 4 | Saturday 5 | Sunday 6 | ||||||||||||||||||||||
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) | SSW 10 | SSW 10 | SSW 10 | E 9 | E 9 | SSW 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 8 | SE 8 | ESE 9 | ESE 6 | SE 7 | ESE 7 | E 7 | SE 7 | S 9 | SSE 9 | SSE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 237 | 227 | 223 | 85 | 61 | 119 | 60 | 60 | 59 | 59 | 59 | 41 | 39 | 61 | 42 | 197 | 185 | 295 | 408 | 508 | 429 | 320 | 1185 | 1925 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross | cross | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross |
High Tide | 11:16AM1.13m | 8:44PM1.44m | 9:30PM1.36m | 4:20PM1.25m | ||||||||||||||||||||
Low Tide | 3:58AM0.42m | 2:23PM1.07m | 5:24AM0.39m | 6:58AM0.32m | 7:23PM1.23m | |||||||||||||||||||
 |  |  | |  | |  |  | | | |  |  | | |  | |  | | | | | | | |
 | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — |
mm | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 2 | 9 | 14 | 19 | 16 | 2 | 2 | 7 | 17 | 18 | 11 | 15 | 4 | 5 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 24 | 23 | 24 | 24 | 25 | 25 | 26 | 26 | 26 | 27 | 28 | 28 | 28 |
Feels °C | 31 | 31 | 31 | 32 | 32 | 31 | 32 | 32 | 31 | 30 | 31 | 27 | 24 | 26 | 25 | 25 | 23 | 24 | 23 | 24 | 27 | 27 | 28 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SW 10 | SW 12 | SW 10 | SW 10 | SW 10 | SW 10 | NNE 6 | NNE 6 | WSW 10 | SW 10 | NNE 6 | NNE 8 | NNE 8 | NE 8 |
| kJ | 237 | 227 | 223 | 179 | 168 | 119 | 255 | 267 | 240 | 204 | 250 | 349 | 261 | 240 | 160 | 110 | 49 | 58 | 73 | 50 | 113 | 288 | 455 | 470 |
Swell 2 Height (m) Direction Period (s) | SE 6 | SE 7 | SE 6 | E 9 | E 9 | SW 11 | E 9 | SE 7 | E 9 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | E 9 | SE 8 | NNE 6 | SW 10 | SW 9 | NE 11 | NE 11 | S 9 | S 9 | SW 10 | SW 10 |
| kJ | 43 | 44 | 40 | 85 | 61 | 97 | 60 | 36 | 59 | 29 | 29 | 30 | 25 | 39 | 42 | 26 | 112 | 71 | 59 | 58 | 61 | 320 | 25 | 25 |
Swell 3 Height (m) Direction Period (s) | E 10 | E 10 | E 9 | ESE 6 | ESE 6 | E 9 | ESE 6 | E 9 | ESE 7 | E 9 | E 9 | E 9 | E 9 | NNE 5 | SSW 8 | SSW 8 | NE 12 | NE 11 | SSW 9 | NE 15 | SW 10 | SW 10 | NE 13 | NE 13 |
| kJ | 94 | 92 | 87 | 27 | 26 | 60 | 28 | 60 | 32 | 59 | 59 | 41 | 39 | 9 | 40 | 40 | 66 | 61 | 8 | 37 | 48 | 47 | 46 | 46 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | NNE 5 | ESE 8 | E 3 | ESE 9 | ESE 6 | SE 7 | ESE 7 | E 7 | SE 7 | SE 7 | SSE 9 | SSE 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 61 | 8 | 197 | 185 | 295 | 408 | 508 | 429 | 268 | 1185 | 1925 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 152 | 195 | 152 | 0 | 0 | 0 | 204 | 204 | 231 | 227 | 249 | 218 | 546 | 546 | 511 | 494 | 480 | 494 | 494 | 546 | 565 | 495 | 546 | 494 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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