Weather Wiplash

map of temperature ranges across north america in december 2023. — NASA Earth Observatory video and images by Joshua Stevens, using GEOS-5 data from the Global Modeling and Assimilation Office at NASA GSFC. Story by Adam Voiland.

NASA Earth Observatory created a mesmerizing visualization of temperature fluctuations from December 2022 and January 2023 across the central and eastern United States.

"...In late December, many Americans reached for cold-weather gear as a blast of unusually cold Arctic air poured south and fueled a travel nightmare around Christmas...In the first few days of January 2023, conditions changed dramatically. Instead of unseasonable cold, many of the same areas experienced unusual warmth..."

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map of temperature patterns with visualization — NASA Earth Observatory video and images by Joshua Stevens