Bright colors welcome first day of autumn (PHOTOS)

An enthusiast takes pictures of the changing colors on Casper Mountain on Monday, Sept. 23, 2019. Monday was the first day of autumn. (Dan Cepeda, Oil City)

CASPER, Wyo. – Monday, September 23 marked the first day of the 2019 autumn season.

Some trees on Casper Mountain are starting to reflect the new season with changing colors. Though not quite at their peak, there are bright spots for those who look.

Fall-like weather may be on the horizon, but for much of the week the National Weather Service in Riverton is calling for high temperatures hitting the upper-70s, and lows around the 40s.

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Photos by Dan Cepeda, Oil City News