UNDATED - Thick fog creating difficult travel conditions in central Minnesota this morning.

The National Weather Service issued a Freezing Fog Advisory until 9:00 a.m. this (Thursday) morning.

A Dense Fog Advisory was then in effect until about 1:00 p.m.

Visibility less than two miles, with some areas at a quarter mile or less.

Freezing fog will produce frost on untreated roads, bridges, and overpasses.

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