weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

2 products issued by NWS for: Chicago IL
Share |


Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
450 AM CST SUN DEC 4 2016

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
051100-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
450 AM CST SUN DEC 4 2016 /550 AM EST SUN DEC 4 2016/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TODAY AND TONIGHT.

WEATHER HAZARDS EXPECTED:

  ELEVATED SNOW RISK.

DISCUSSION:

THE FIRST SNOW ACCUMULATION OF THE SEASON WILL OCCUR DURING THE
DAY TODAY OVER MUCH OF THE AREA. HIGHEST AMOUNTS OF THREE TO FIVE
INCHES ARE ARE POSSIBLE NORTH OF THE INTERSTATE 80 CORRIDOR. SOME
ACCUMULATION ON ROADWAYS IS FAVORED IN THIS AREA THAT WILL LIKELY
RESULT IN SOME HAZARDOUS TRAVEL.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

MONDAY AND TUESDAY...
  LIMITED SNOW RISK.
WEDNESDAY THROUGH FRIDAY...
  LIMITED EXCESSIVE COLD RISK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.
HOWEVER...SNOWFALL REPORTS ARE WELCOME.

&&

$$



Winter Weather Advisory

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
352 AM CST SUN DEC 4 2016

ILZ005-006-012>014-020>022-041800-
/O.EXT.KLOT.WW.Y.0008.161204T1500Z-161205T0000Z/
MCHENRY-LAKE IL-KANE-DUPAGE-COOK-KENDALL-GRUNDY-WILL-
INCLUDING THE CITIES OF...WOODSTOCK...WAUKEGAN...AURORA...ELGIN...
WHEATON...CHICAGO...OSWEGO...MORRIS...JOLIET
352 AM CST SUN DEC 4 2016

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 9 AM THIS MORNING
TO 6 PM CST THIS EVENING...

* TIMING...LIGHT SNOW WILL BEGIN BY MID MORNING INCREASING IN
  INTENSITY BY MIDDAY...AND THEN CONTINUE UNTIL SLIGHTLY AFTER
  SUNSET.

* SNOW ACCUMULATIONS...2 TO 4 INCHES OF WET SNOW.

* MAIN IMPACT...SLIPPERY CONDITIONS ARE EXPECTED ON UNTREATED
  SURFACES CREATING HAZARDOUS TRAVEL.

* OTHER IMPACTS...VISIBILITY MAY FALL TO AROUND ONE HALF MILE AT
  TIMES CAUSING AN ADDITIONAL TRAVEL HAZARD.

* NOTE...IMPACTS MAY BE MITIGATED BY MILD ROAD TEMPERATURES ON
  HEAVILY TRAVELED ROADS...SUCH AS IN THE CITY OF CHICAGO AND
  IMMEDIATE SUBURBS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$



U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE