Ask a Climatologist: What the fog, Anchorage?

Morning fog in Anchorage on Monday, Feb. 6th, 2017 (photo by Brian Brettschneider)
This week we’re responding to a listener who asked: What the fog? Why has there been so much fog in Anchorage this winter?
Anchorage has had a record amount of dense fog this winter. The main culprit is a dramatic temperature inversion between the mountains and the city. On average, it’s been nine degrees warmer on the upper hillside than in town.
Since Dec. 1 Anchorage has seen 26 days of fog with vis