While many people mourn summer with the passing of Labor Day Weekend, the autumnal equinox is the official end of the summer season. The autumnal equinox marks the start of autumn in the Northern ...

The autumnal equinox marks the official goodbye to summer and the hello to fall. Scientifically, it signals the shift toward shorter days and longer nights as Earth's tilt leans us closer to winter.

WASHINGTON — While the temperatures may not reflect it just yet everywhere, fall is officially upon us. The autumnal equinox, which comes around every September for the Northern Hemisphere, marks the ...

Whether you define it as the autumnal equinox, the meteorological start of the season, or the day pumpkin spice-flavored treats hit the shelves, it's clear that fall is right around the corner.

SIOUX FALLS, S.D. (KELO) — We are continuing to see hints of fall in KELOLAND. But when it comes to the start date of autumn, there are actually two different dates. Meteorologist Jaelyn Borresen ...