Winter Weather Advisory: Expired Early, 1-2 Inches Still Possible

WINTER WEATHER ADVISORY EXPIRED EARLY
A surface low passing through a further south path meant less snow for north, northwest, and west suburbs of Chicago overnight Thursday to Friday. The radar is also weakening, and a good part of the most intense radar is already east of Chicago’s longitude. Heaviest snow is expected south of Interstate 80. A winter weather advisory remains in effect for south suburbs, such as Romeoville, Bolingbrook, and Steger.

OLD ADVISORIES BELOW …

Winter Weather Advisory: 3-5 Inches Possible Accumulating from Evening Rush to Morning Rush Friday

URGENT – WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
1042 AM CST THU FEB 24 2011

The radar image at 2:30 p.m. shows a large multi-state band of snow that covers almost the entire southern half of Illinois — moving northeast.

…HEAVY SNOW POSSIBLE ACROSS PORTIONS OF EAST CENTRAL AND
NORTHEAST ILLINOIS AND NORTHWEST INDIANA THIS EVENING INTO FRIDAY
MORNING…

.LOW PRESSURE WILL MOVE FROM THE SOUTHERN PLAINS AND UP THE OHIO
VALLEY LATER TODAY INTO FRIDAY. PRECIPITATION WILL SPREAD INTO
THE AREA BY LATE THIS EVENING AND CONTINUE OVERNIGHT BEFORE
ENDING FRIDAY MORNING. PRECIPITATION MAY START AS A BRIEF PERIOD
OF A MIX OF RAIN…SNOW…AND SLEET ACROSS THE WARNING AREA
BEFORE QUICKLY TRANSITIONING TO SNOW.


WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK-
LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LAKE IN-PORTER-
INCLUDING THE CITIES OF…ROCKFORD…BELVIDERE…WOODSTOCK…
WAUKEGAN…OREGON…DIXON…DEKALB…AURORA…WHEATON…CHICAGO…
OTTAWA…OSWEGO…MORRIS…JOLIET…KANKAKEE…GARY…VALPARAISO
1042 AM CST THU FEB 24 2011

…WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 9 AM CST FRIDAY…

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 9 AM CST FRIDAY.

* TIMING…SNOW IS EXPECTED TO BEGIN THIS EVENING.

* ACCUMULATIONS…AMOUNTS OF 3 TO 5 INCHES LIKELY…WITH LOCALLY
HIGHER AMOUNTS POSSIBLE. ACCUMULATION RATES MAY EXCEED ONE
INCH PER HOUR LATE THIS EVENING.

* HAZARDS…SNOW. NORTH TO NORTHEAST WINDS GUSTING TO AROUND 25
MPH MAY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW. VISIBILITY
MAY DROP BELOW ONE-HALF MILE AT TIMES.

* IMPACTS…SNOW COVERED ROADS. RAPID SNOW ACCUMULATION MAY
RESULT IN VERY TREACHEROUS ROAD CONDITIONS AND MAKE SNOW
REMOVAL DIFFICULT AT TIMES.

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.

OLDER ADVISORY …

URGENT – WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
412 AM CST THU FEB 24 2011

…HEAVY SNOW POSSIBLE ACROSS PORTIONS OF EAST CENTRAL AND
NORTHEAST ILLINOIS AND NORTHWEST INDIANA THIS EVENING INTO FRIDAY
MORNING…

.LOW PRESSURE WILL MOVE FROM THE SOUTHERN PLAINS AND UP THE OHIO
VALLEY LATER TODAY INTO FRIDAY. PRECIPITATION WILL SPREAD INTO
THE AREA BY LATE THIS EVENING AND CONTINUE OVERNIGHT BEFORE
ENDING FRIDAY MORNING. PRECIPITATION MAY START AS A BRIEF PERIOD
OF A MIX OF RAIN…SNOW…AND SLEET ACROSS THE WARNING AREA
BEFORE QUICKLY TRANSITIONING TO SNOW.

WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-
INCLUDING THE CITIES OF…ROCKFORD…BELVIDERE…WOODSTOCK…
WAUKEGAN…OREGON…DIXON…DEKALB…AURORA…WHEATON…CHICAGO…
OTTAWA…OSWEGO…MORRIS…JOLIET
412 AM CST THU FEB 24 2011

…WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
9 AM CST FRIDAY…

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOWFALL AMOUNTS OF 3 TO 5 INCHES…WHICH IS
IN EFFECT FROM 6 PM THIS EVENING TO 9 AM CST FRIDAY.

* TIMING…SNOW IS EXPECTED TO BEGIN THIS EVENING.

* ACCUMULATIONS…AMOUNTS OF 3 TO 5 INCHES LIKELY…WITH LOCALLY
HIGHER AMOUNTS POSSIBLE. ACCUMULATION RATES MAY EXCEED ONE INCH
PER HOUR LATE THIS EVENING.

* HAZARDS…SNOW. NORTH TO NORTHEAST WINDS GUSTING TO AROUND 25
MPH MAY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW. VISIBILITY
MAY DROP BELOW ONE-HALF MILE AT TIMES.

* IMPACTS…SNOW COVERED ROADS. RAPID SNOW ACCUMULATION MAY
RESULT IN VERY TREACHEROUS ROAD CONDITIONS AND MAKE SNOW
REMOVAL DIFFICULT AT TIMES.

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.