Record-breaking rainfall inundated streets and stranded vehicles in northern Japan, with Sendai and Shiogama experiencing severe flooding, as reported by AccuWeather on October 1st, 2025, around 2:37 PM UTC. The severe weather event, which occurred throughout the reporting window of October 1st, 2025, from 11:37 AM to 2:37 PM UTC, saw rising water levels significantly impact urban areas. Specific details regarding the duration and intensity of the rainfall beyond its record-breaking nature were not immediately available from the provided source. This flooding in northern Japan occurred while Met Éireann had issued yellow warnings for rain and wind in Ireland earlier on October 1st, 2025, though these appear to be separate weather events. The previous report from October 1st, 2025, at 11:05 AM UTC, indicated potential adverse weather conditions across Ireland, with specific criteria for rainfall warnings to be released.