Arctic Sea Smoke Over the Mississippi River at -15°F

Minneapolis: Steam rises from Mississippi River 2022
Minneapolis: Steam rises from Mississippi River 2022.

Steam fog, also called arctic sea smoke, forms over the Mississippi River in Minneapolis when subzero air moves across water that is still warmer than the air. On January 2, 2022, the river produced this effect as the temperature in Minneapolis fell to minus 15 degrees Fahrenheit.

Taken January 2022

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