東京都 伊豆諸島南部 JMA · 東京都
09/18 05:00 JST updated
Today 2026-09-18 · Cloudy occasional Rain 八丈島 with thunder
Rain % 50% · Temp 27~27° · Wind NE wind strong · Waves 3m then 4m swell with but 三宅島 3m then 4m
■ Thunderstorm advisory ■ Strong wind advisory ■ High waves advisory
Rain % 50% · Temp 27~27° · Wind NE wind strong · Waves 3m then 4m swell with but 三宅島 3m then 4m
■ Thunderstorm advisory ■ Strong wind advisory ■ High waves advisory
3-day forecast
| Date | Weather | Wind | Waves | Temp |
|---|---|---|---|---|
| 09-18 | Cloudy occasional Rain 八丈島 with thunder | NE wind strong | 3m then 4m swell with but 三宅島 3m then 4m | 27~27° |
| 09-19 | Rain 昼前 occasional Cloudy locally night with thunder heavy rain | NE wind strong | 4m then 5m swell with | 24~28° |
Weekly forecast
| Date | Weather | Rain % | Temp |
|---|---|---|---|
| 09-18 | Cloudy | —% | —~—° |
| 09-19 | Cloudy | 40% | 23~27° |
| 09-20 | Cloudy occasional Rain | 70% | 22~27° |
| 09-21 | Cloudy occasional Rain | 80% | 24~29° |
| 09-22 | Cloudy occasional Clear | 30% | 24~28° |
| 09-23 | Cloudy | 40% | 22~28° |
| 09-24 | Cloudy | 40% | 22~27° |
Nearby AMeDAS observations
| Station | Distance | Temp | RH | Wind | Rain 1h / 24h |
|---|---|---|---|---|---|
| Hachijojima Island | 0.0 km | 24.1° | 100% | 北東 11.7 m/s | 0.0 / 26.5 mm |
| Yaemigahara | 1.0 km | 24.6° | —% | 北北東 10.7 m/s | 0.0 / 25.0 mm |
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tidewx.com · Data: Japan Meteorological Agency (JMA) · AMeDAS · MLIT Ports Bureau NOWPHAS · English is rule-based, not an official translation · page generated 09/18 09:36, refreshed every 5 min · Sources