ST. LOUIS - The National Weather Service in St. Louis has issued a Dense Fog Advisory until 10 a.m. Monday throughout the region.

This is the advisory from the National Weather Service:

Get The Latest News!

Don't miss our top stories and need-to-know news everyday in your inbox.

Dense fog will blanket portions of the area through
mid-morning.

VISIBILITIES: Visibilities of one-quarter mile or less at
times are expected.

Article continues after sponsor message

IMPACTS: Rapid changes in visibility will cause hazardous
driving conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS:

A Dense Fog Advisory is issued when dense fog will substantially reduce visibilities, to one-quarter mile or less, resulting in hazardous driving conditions in many areas.

Motorists are advised to use caution and slow down, as objects on and near roadways
will be seen only at close range.

The Weather Service and Illinois State Police urged drivers to be cautious during the advisory.

Prefer RiverBender on Google
Copyright 2026 Riverbender.com. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.

 

More like this:

This weekend's Weather: Warmer Friday with Storms, Cooler Weekend
Mar 6, 2026
Today's Weather: Fog early, warmer later
May 28, 2026
Today's Weather: Cloudy with Morning Fog
Dec 24, 2025
Today's Weather: Foggy Start, Storms Possible
Feb 19, 2026
Warm Start Gives Way to Severe Storm Threat Wednesday
Jun 17, 2026