Non-Precipitation Warnings / Watches / Advisories
Issued by NWS St. Louis, MO

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000
WWUS73 KLSX 180958
NPWLSX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAINT LOUIS MO
458 AM CDT THU AUG 18 2016

ILZ060-064-065-069-070-074-100-101-181400-
/O.NEW.KLSX.FG.Y.0011.160818T0958Z-160818T1400Z/
BOND IL-CLINTON IL-FAYETTE IL-MADISON IL-MARION IL-MONTGOMERY IL-
SAINT CLAIR IL-WASHINGTON IL-
INCLUDING THE CITIES OF...ALTON...BELLEVILLE...CAHOKIA...
CENTRALIA...EDWARDSVILLE...LITCHFIELD...SALEM...VANDALIA
458 AM CDT THU AUG 18 2016

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING...

THE NATIONAL WEATHER SERVICE IN SAINT LOUIS HAS ISSUED A DENSE
FOG ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM CDT THIS MORNING.

* TIMING...DENSE FOG HAS DEVELOPED ACROSS PORTIONS OF SOUTHWEST
  ILLINOIS. THE FOG IS EXPECTED TO PERSIST THROUGH SUNRISE...THEN
  GRADUALLY DISSIPATE BY 900 AM.

* VISIBILITIES...ONE QUARTER MILE OR LESS AT TIMES.

* 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.

&&

$$

TILLY



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