Dense Fog Advisory through Mid-Morning Hours for Northern Illinois, Northwest Indiana

URGENT – WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
313 AM CST MON DEC 3 2012

DENSE FOG TO CONTINUE THROUGH THE MID MORNING HOURS…

AN UNSEASONABLY WARM AND MOIST AIRMASS WILL KEEP DENSE FOG IN
PLACE THROUGH DAYBREAK ACROSS NORTHERN ILLINOIS AND NORTHWEST
INDIANA. FOG WILL THEN BEGIN TO DISSIPATE FROM SOUTH TO NORTH
THROUGH THE MID MORNING HOURS.

AFFECTED AREAS
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK-
LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD-
LAKE IN-PORTER-NEWTON-JASPER-BENTON-
INCLUDING THE CITIES OF…ROCKFORD…BELVIDERE…WOODSTOCK…
WAUKEGAN…OREGON…DIXON…DEKALB…AURORA…WHEATON…CHICAGO…
OTTAWA…OSWEGO…MORRIS…JOLIET…KANKAKEE…PONTIAC…
WATSEKA…PAXTON…GARY…VALPARAISO…MOROCCO…RENSSELAER…
FOWLER

…DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 8 AM CST /9 AM EST/
THIS MORNING…

* VISIBILITY…WIDESPREAD AREAS LESS THAN ONE QUARTER MILE.

* IMPACTS…DENSE FOG WILL MAKE TRAVELING BY CAR OR AIR VERY
CHALLENGING THROUGH THE MID MORNING HOURS. PERSONS WHO MUST TRAVEL
SHOULD PLAN ACCORDINGLY.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING…SLOW DOWN…
USE YOUR HEADLIGHTS…AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.

Today
A chance of drizzle before noon, then a chance of showers and thunderstorms after 3pm. Areas of dense fog before noon. Otherwise, cloudy, with a high near 66. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.

Tonight
Showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Low around 43. Breezy, with a south wind 15 to 20 mph becoming west northwest 5 to 10 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday
Sunny, with a high near 54. West wind 5 to 10 mph, with gusts as high as 15 mph.

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