weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

3 products issued by NWS for: Chicago IL

Special Weather Statement

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO IL
545 PM CST TUE FEB 9 2010

ILZ003>006-008-010>014-020-022-100145-
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK-
KENDALL-WILL-
INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK...
WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...WHEATON...CHICAGO...
OSWEGO...JOLIET
545 PM CST TUE FEB 9 2010

...AREAS OF HEAVY SNOW OVERSPREADING NORTH CENTRAL AND NORTHEAST
ILLINOIS AT RUSH HOUR...

A WINTER STORM WARNING REMAINS IN EFFECT ACROSS ALL OF NORTHERN
ILLINOIS AND NORTHWEST INDIANA THROUGH TONIGHT.

SNOW INTENSITY HAS INCREASED ACROSS EXTREME NORTHERN AND NORTHEAST
ILLINOIS...ESPECIALLY OVER AREAS ALONG AND NORTH OF INTERSTATE 88.
RADAR AND SATELLITE IMAGERY INDICATE LAKE ENHANCEMENT OF THE SNOW
IS OCCURRING AND IS SPREADING SOUTHWARD ACROSS NORTHERN ILLINOIS.

SNOWFALL RATES WILL OCCASIONALLY INCREASE TO 1 TO 2 INCHES PER
HOUR AS THESE HEAVIER LAKE EFFECT BANDS MOVE INLAND ACROSS
NORTHEAST ILLINOIS THROUGH THIS EVENING.


$$

MERZLOCK





Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
333 PM CST TUE FEB 9 2010

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
102145-
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-
333 PM CST TUE FEB 9 2010 /433 PM EST TUE FEB 9 2010/

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

.DAY ONE...TONIGHT.

PERIODS OF SNOW...HEAVY AT TIMES. STORM TOTAL SNOW ACCUMULATION
WILL BE 6 TO 10 INCHES BY LATE TONIGHT. THERE WILL BE BLOWING AND
DRIFTING OF SNOW WITH OCCASIONAL NEAR BLIZZARD CONDITIONS
POSSIBLE.

PORTIONS OF THE FOX RIVER WILL REMAIN IN FLOOD.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

THERE WILL BE CONSIDERABLE BLOWING SNOW EARLY WEDNESDAY MORNING.

PORTIONS OF THE FOX RIVER WILL REMAIN IN FLOOD.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ARE REQUESTED TO REPORT SNOW ACCUMULATION.

&&

COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO
WEBPAGE: WEATHER.GOV/CHICAGO

$$



Winter Storm Warning

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
308 PM CST TUE FEB 9 2010

ILZ005-006-012>014-100515-
/O.CON.KLOT.WS.W.0002.000000T0000Z-100210T1500Z/
MCHENRY-LAKE IL-KANE-DUPAGE-COOK-
INCLUDING THE CITIES OF...WOODSTOCK...WAUKEGAN...AURORA...
WHEATON...CHICAGO
308 PM CST TUE FEB 9 2010

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST
WEDNESDAY.

* TIMING...SNOW WILL CONTINUE INTO TONIGHT...WITH SNOW LIKELY
  BECOMING HEAVY AT TIMES DURING THE LATE AFTERNOON INTO THE EARLY
  EVENING HOURS. CONSIDERABLE BLOWING AND DRIFTING OF THE FRESHLY
  FALLEN SNOW IS LIKELY TONIGHT INTO VERY EARLY WEDNESDAY MORNING.

* ACCUMULATIONS...LIGHT TO MODERATE SNOWFALL THIS MORNING INTO THE
  EARLY AFTERNOON WILL RESULT IN HOURLY SNOWFALL RATES OF
  GENERALLY A HALF INCH OR LESS. LOCALIZED LAKE ENHANCEMENT OF THE
  SNOWFALL IS LIKELY INTO THE EVENING RESULTING IN PERIODS OF
  HEAVY SNOW WITH SNOWFALL RATES REACHING AN INCH OR MORE PER HOUR
  AT TIMES. A STORM TOTAL BY LATE TONIGHT OF 8 TO 12 INCHES IS
  EXPECTED...THOUGH THE LAKE ENHANCEMENT OF THE SNOW MAY RESULT IN
  LOCALLY HEAVIER AMOUNTS.

* HAZARDS...IN ADDITION TO THE LONG DURATION ACCUMULATING
  SNOWFALL...NORTHWEST WINDS WILL INCREASE TO 15 TO 25 MPH WITH
  GUSTS BETWEEN 30 AND 35 MPH TONIGHT INTO EARLY WEDNESDAY
  MORNING RESULTING IN CONSIDERABLE BLOWING AND DRIFTING SNOW...
  PARTICULARLY IN MORE OPEN AND OUTLYING AREAS. THE POTENTIAL
  EXISTS FOR NEAR GROUND BLIZZARD CONDITIONS IN RURAL AREAS
  TONIGHT INTO EARLY WEDNESDAY MORNING.

* IMPACTS...TRAVEL WILL CONTINUE TO BE SIGNIFICANTLY HAMPERED BY
  THE SNOW STORM...ESPECIALLY DURING THIS EVENING`S RUSH HOUR.
  SNOW MAY FALL HEAVILY ENOUGH AT TIMES THAT EVEN MAJOR ROADS AND
  HIGHWAYS COULD BECOME SNOW COVERED. BLOWING AND DRIFTING SNOW
  TONIGHT WILL RESULT IN NEAR GROUND BLIZZARD CONDITIONS IN
  OUTLYING AREAS MAKING TRAVEL VERY DANGEROUS. THE SNOW STORM IS
  ALSO SEVERELY AFFECTING AIR TRAVEL WITH HUNDREDS OF FLIGHTS
  ALREADY CANCELLED TO AND FROM CHICAGO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...ICE...OR STRONG WINDS ARE EXPECTED OR OCCURRING. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

BOXELL





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