Ast Time Zone Map
North america atlantic caribbean.
Ast time zone map. During the summer adt atlantic daylight time utc 3 is in use. Arabia standard time ast is 3 hours ahead of coordinated universal time utc. See full time zone map. Behind of utc coordinated universal time the time offset from utc can be written as 04 00.
This means that the time zone is 4 hours behind coordinated universal time. The atlantic time zone is a geographical region that keeps standard time called atlantic standard time ast by subtracting four hours from coordinated universal time resulting in utc 04 00 during part of the year some portions of the zone observe daylight saving time referred to as atlantic daylight time adt by moving their clocks forward one hour to result in utc 03 00 the clock time in this zone is based on the mean solar time of the 60th meridian west of the greenwich. Atlantic daylight time is 3 hours behind utc. The time zone is primarily observed by areas of north america and the caribbean during the winter months when daylight saving is inactive.
In locations observing daylight saving time dst during part of the year atlantic time is not static but switches between adt and ast. Atlantic standard time or ast has a utc offset of 4 00. See full time zone map. It s used during the winter.
This time zone is often called atlantic time zone. Ast atlantic standard time is one of the well known names of utc 4 time zone which is 4h. See full time zone map summer time dst. Atlantic standard time ast is 4 hours behind coordinated universal time utc.
Atlantic standard time is 4 hours behind coordinated universal time utc. The term atlantic time at is often used to denote the local time in areas observing either atlantic daylight time adt or atlantic standard time ast.