National Oceanic and Atmospheric Administration (NOAA)s Joint Polar Satellite System - JPSS Program satellites tracked three days of weather across the Northern Hemisphere, with a Winter Storm pushing from the U.S. into the Atlantic. | NOAA Satellite and Information Service

The effects of last weekend's massive #WinterStorm are still being felt across parts of the nation. This before-and-after imagery from National Oceanic and Atmospheric Administration (NOAA)'s Joint Polar Satellite System - JPSS Program satellites shows the difference in nighttime lights across the South. Hundreds of thousands of people were still without power as of Tuesday, January 27. | NOAA Satellite and Information Service