« View county listDense Fog Advisory
Clinton IL-Fayette IL-Madison MO-Marion IL-Randolph IL-
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Including the cities of...Centralia...Chester...Farmington...
340 AM CST Wed Feb 22 2017
...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING...
The National Weather Service in Saint Louis has issued a Dense
Fog Advisory, which is in effect until 9 AM CST this morning.
* TIMING...Fog will persist through this morning.
* VISIBILITIES...Visibilities of one-quarter mile or less at
times are expected.
* IMPACTS...Rapid changes in visibility will cause hazardous
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.