Daylight Saving Time (DST) ends this Sunday, November 7, 2021 at 2:00 am and clocks are turned backward 1 hour to 1:00:00 am (local standard time). Sunrise and sunset will be about 1 hour earlier on Nov 7, 2021 than the day before. There will be more light in the morning.

(DST) History - What We Need to Know

https://www.npr.org/2021/11/01/1050492391/daylight-saving-time-history-what-you-need-to-know

History of Daylight Saving Time (DST)

https://www.nytimes.com/2021/11/04/opinion/2021-daylight-saving-time-change-clocks.html