Meteorology · Fog
Steam fog (sea smoke) is produced when:
- AWarm air flows over a much colder sea
- BA warm front lifts moist air aloft
- CPressure falls ahead of a tropical cyclone
- DVery cold air moves over much warmer water, which evaporates into it✓ Correct
Explanation
Steam fog (arctic sea smoke) forms when cold air moves over warmer water; the water evaporates into the cold air and immediately recondenses, looking like steam rising off the sea. It is common in polar regions and over warm currents in winter.
Authority: Bowditch (Pub. No. 9)
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