Dense fog advisory in effect Tuesday morning

By Mike Osterhage - KSAT Weather Authority Meteorologist

SAN ANTONIO - A dense fog advisory has been expanded westward to include San Antonio, the I-35 corridor and much of the Hill Country.

Visibility is less than one mile in many locations as of Tuesday morning. 

Pollen counts for mold, ragweed, grass and juniper are low.

Highs today are in the mid 80s.

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