Autumn Mornings Bring Valley Fog
Low clouds trace the branching valleys of the Appalachian Plateau and the Cumberland River, then burn off by afternoon.
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On November 8, 2026, low clouds traced the branching valleys of the Appalachian Plateau and the Cumberland River in the morning (left, natural color) then burned off by afternoon (right, false color). The images were acquired with the MODIS (Moderate Resolution Imaging Spectroradiometer) on NASA’s Terra satellite and the VIIRS (Visible Infrared Imaging Radiometer Suite) on NOAA-21, respectively. NASA Earth Observatory images by Lauren Dauphin.
On a cool November morning, low clouds traced the branching valleys of the Appalachian Plateau and the Cumberland River. By afternoon, they had faded, leaving clear skies over the autumn landscape.
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