2024 Fall Equinox: What to Know About the Start of Astronomical Autumn …
WEB16 hours ago · Sept. 21, 2024, 12:00 p.m. ET. This Sunday, the autumnal equinox is upon us, and with it, a shift to shorter days, longer nights and the astronomical start of fall in the Northern Hemisphere ...
As fall equinox arrives, here’s how fast days are shortening and …
WEB21 hours ago · So is the autumnal equinox, which marks the end of astronomical summer and the first day of fall in the Northern Hemisphere. The exact time of the fall equinox changes slightly each year. This ...
First day of fall 2024: What to know about autumnal equinox
WEB1 day ago · The first day of winter in the Northern Hemisphere is marked by the winter solstice, which is expected to arrive on December 21 at 4:19 a.m. ET in 2024, according to the Old Farmer's Almanac. Gabe ...
AUTUMNAL EQUINOX: The science behind the official start to fall - KSAT.com
WEB1 day ago · According to NOAA, an equinox occurs when the Earth’s axis is tilted neither away nor toward the sun. This allows the sun’s position to reside directly over the equator, resulting in an equal ...
Fall equinox 2024: When it is, why it happens and what to look for
WEBSep 15, 2024 · While meteorologists like to call fall at the beginning of September, astronomical autumn starts later, on the autumnal equinox. This year, it falls on Sunday, Sept. 22 at 8:44 a.m. EDT (12:44 UTC ...
Fall Equinox Is Tomorrow: What to Know and What It Looks Like
WEB4 days ago · The autumnal equinox heralds the arrival of fall in the northern hemisphere. A NASA and NOAA weather satellite captured this image of an autumnal equinox in 2019. It's almost time to fall into ...
First day of fall 2024: Here's when the autumnal equinox is this year
WEBSep 8, 2024 · There are two equinoxes: The autumnal equinox marks the start of fall, while the vernal equinox marks the start of spring. The apparent equal hours of daylight and darkness result from...
2024 September equinox: All you need to know - EarthSky
WEB8 hours ago · We celebrate the September equinox as the first day of autumn for the Northern Hemisphere, and first day of spring for the Southern Hemisphere. What is it? It’s a milestone in Earth’s orbit ...
The Autumnal Equinox Is Today. Fall Is Here : NPR
WEBSep 22, 2021 · According to the National Weather Service, at 3:20 p.m. EDT today, the Autumnal Equinox (the moment when the length of daylight and darkness are almost perfectly equal) occurs.
Autumn equinox is the first day of fall. How is that different from …
WEBSep 22, 2022 · Fall starts at 9 p.m. ET Thursday, a day officially known as the autumn equinox. Both equinoxes and solstices only happen twice a year — the first days of fall and spring are equinoxes, while...