Alert archive / Illinois / Winter Storm Warnings in 2013

Winter Storm Warning 1, NWS Lincoln, IL

February 21, 201311 counties in Illinois

NWS Lincoln, IL issued this winter storm warning at Feb 21, 2013, 3:31 PM CST for 11 counties in Illinois. It was in force for 12 hr. 37 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 21, 2013, 3:31 PM CST (21:31 UTC)
Expired
Feb 22, 2013, 3:28 AM CST
In force
12 hr
Issued by
NWS Lincoln, IL

Counties Cass County, IL, Christian County, IL, Fulton County, IL, Logan County, IL, Macon County, IL, Mason County, IL, Menard County, IL, Morgan County, IL, Sangamon County, IL, Schuyler County, IL, Scott County, IL

The radar

The Lincoln radar (KILX), 51 km from the middle of the area, began a volume at 21:32 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Feb 21, 4:00 PM CSTSNOW 1Little America, IL
Feb 21, 4:00 PM CSTSNOW 3Springfield, ILON THE NORTHEAST SIDE OF TOWN
Feb 21, 4:25 PM CSTSNOW 1.8Havana, IL
Feb 21, 4:25 PM CSTSNOW 4Taylorville, ILHEAVY SNOW FALLING
Feb 21, 4:30 PM CSTSNOW 4.82 E Jacksonville, IL
Feb 21, 4:47 PM CSTSNOW 1.3Little America, IL1.3 OF NEW SNOWFALL OVER PAST 2 HOURS. ROUTE 24 SNOW COVERED.
Feb 21, 5:06 PM CSTSNOW 4Riverton, IL
Feb 21, 5:30 PM CSTSNOW 3Decatur, ILAT WAND-TV
Feb 21, 5:30 PM CSTSNOW 3.1Mount Zion, IL3 HOUR ACCUMULATION
Feb 21, 5:45 PM CSTSNOW 5.51 Sw Jerome, ILSNOW TOTAL SO FAR...STARTING TO MIX WITH SLEET
Feb 21, 5:48 PM CSTHEAVY SNOW 7Winchester, ILRELAYED BY WAND-TV
Feb 21, 5:50 PM CSTSNOW 2.18 E Petersburg, IL
Feb 21, 5:50 PM CSTSNOW 2.1Lincoln, IL0.19 LIQUID EQUIVALENT. MODERATE SNOW FALLING.
Feb 21, 6:00 PM CSTSNOW 2.7Lincoln, IL
Feb 21, 6:00 PM CSTSNOW 5.3Springfield, ILOFFICIAL SPRINGFIELD SNOWFALL THROUGH 6 PM
Feb 21, 6:14 PM CSTSNOW 5.1Pana, IL
Feb 21, 6:15 PM CSTFREEZING RAIN 02 E Jacksonville, ILLIGHT FREEZING RAIN BEGINNING TO ACCUMULATE
Feb 21, 6:22 PM CSTHEAVY SNOW 71 Sw Woodson, IL
Feb 21, 6:45 PM CSTSNOW 4Havana, IL
Feb 21, 6:45 PM CSTSNOW 5.7Jacksonville, ILSNOW HAS CHANGED TO SLEET
Feb 21, 6:57 PM CSTSNOW 3Little America, IL
Feb 21, 7:00 PM CSTSNOW 4.2Sherman, ILCURRENTLY LIGHT FREEZING RAIN
Feb 21, 7:10 PM CSTSNOW 1.6Canton, ILCURRENTLY FREEZING RAIN AND SLEET
Feb 21, 7:29 PM CSTSNOW 4.3Mount Zion, ILSNOW HAS CHANGED TO FREEZING RAIN
Feb 21, 7:39 PM CSTFREEZING RAIN 01 Sw Jerome, ILPRECIPITATION HAS TRANSITIONED TO ALL FREEZING RAIN. LIGHT GLAZE ON ALL SURFACES.
Feb 21, 7:39 PM CSTSNOW 5.51 Sw Jerome, IL
Feb 21, 8:30 PM CSTSNOW 3Little America, ILMEASURED 3 INCHES OF SNOW SINCE THURSDAY AFTERNOON AT LITTLE AMERICA. SNOW IS DIMINISHING DURING THE EVENING WITH SOME BLOWING AND DRIFTING SNOW. TEMPERATURE OF 27 AT 830 PM.
Feb 21, 8:30 PM CSTHEAVY SNOW 6.8Winchester, ILCOOP OBSERVER IN WINCHESTER MEASURED 6.8 INCHES OF SNOW THURSDAY AFTERNOON WHICH STARTED AT 1215 PM. SNOW CHANGED TO LIGHT FREEZING RAIN AND FREEZING DRIZZLE THURSDAY EVENING.
Feb 21, 9:00 PM CSTFREEZING RAIN 0Lincoln, ILLIGHT GLAZE OF ICE ON TREES AND OTHER OBJECTS
Feb 21, 9:00 PM CSTSNOW 3.2Lincoln, IL
Feb 21, 9:10 PM CSTSNOW 2.1Canton, ILSNOW HAS CHANGED TO FREEZING DRIZZLE
Feb 21, 9:18 PM CSTSNOW 2.5Mount Pulaski, ILCURRENTLY FREEZING DRIZZLE
Feb 21, 9:18 PM CSTSNOW 4Decatur, ILFROM WAND-TV. NOW FREEZING RAIN.
Feb 21, 10:28 PM CSTSNOW 21 S Manito, IL
Feb 21, 11:50 PM CSTFREEZING RAIN 0.1Lincoln, IL
Feb 21, 11:50 PM CSTSNOW 2.6Lincoln, ILSTORM TOTAL SNOWFALL
Feb 22, 3:00 AM CSTSNOW 2.1Lincoln, ILSNOWFALL COMPACTED DOWN DUE TO FREEZING RAIN FALLING AFTER THE SNOWFALL

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.5 hours before the alert went out and 111 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2013-02-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2013-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1055 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
83 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

575 
WWUS43 KILX 212131
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
331 PM CST THU FEB 21 2013

...HAZARDOUS WINTER WEATHER THROUGH TONIGHT AND EARLY FRIDAY...

ILZ036-041-042-220600-
/O.UPG.KILX.WW.Y.0002.000000T0000Z-130222T1800Z/
/O.NEW.KILX.WS.W.0001.130221T2131Z-130222T1200Z/
FULTON-MASON-LOGAN-
INCLUDING THE CITIES OF...HAVANA...LINCOLN
331 PM CST THU FEB 21 2013

...WINTER STORM WARNING IN EFFECT UNTIL 6 AM CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW AND SLEET...WHICH IS IN EFFECT UNTIL
6 AM CST FRIDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN
EFFECT. 

* TIMING...HEAVY SNOW AND PERIODS OF SLEET WILL CONTINUE INTO THE
  EVENING...WITH SNOW DIMINISHING FROM SOUTHWEST TO NORTHEAST
  AFTER 9 PM. THE HEAVIEST PRECIPITATION IS EXPECTED BETWEEN 4 PM
  AND 9 PM. AFTER MIDNIGHT...THE SNOW MAY MIX WITH OR CHANGE
  TO FREEZING DRIZZLE.

* ACCUMULATIONS...4 TO 7 INCHES OF SNOW AND SLEET ARE LIKELY. THE
  HIGHER AMOUNTS WILL BE MAINLY DRIVEN BY ISOLATED THUNDERSTORMS
  WHICH WILL REMAIN POSSIBLE INTO THE EVENING.

* WIND...EAST WINDS OF 15 AND 20 MPH WILL GUST TO NEAR 30 MPH AT 
  TIMES. THIS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. 

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE THROUGH THE
  NIGHT. EXPECT VERY POOR VISIBILITY IN HEAVY SNOW WITH SNOW
  COVERED AND ICY ROADS. THE POTENTIAL FOR SOME FREEZING DRIZZLE
  LATE TONIGHT WILL ONLY MAKE DRIVING CONDITIONS EVEN MORE
  HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF
SNOW AND SLEET ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

ILZ040-047>052-220600-
/O.UPG.KILX.WW.Y.0002.000000T0000Z-130222T1200Z/
/O.NEW.KILX.WS.W.0001.130221T2131Z-130222T1200Z/
SCHUYLER-CASS-MENARD-SCOTT-MORGAN-SANGAMON-CHRISTIAN-
INCLUDING THE CITIES OF...JACKSONVILLE...SPRINGFIELD...
TAYLORVILLE
331 PM CST THU FEB 21 2013

...WINTER STORM WARNING IN EFFECT UNTIL 6 AM CST FRIDAY...

* TIMING...HEAVY SNOW AND PERIODS OF SLEET WILL CONTINUE INTO THE
  EVENING...WITH SNOW DIMINISHING FROM SOUTHWEST TO NORTHEAST
  AFTER 9 PM. THE HEAVIEST PRECIPITATION HAS ALREADY BEGUN AND
  WILL LINGER THROUGH 8 PM. AFTER MIDNIGHT...THE SNOW MAY MIX
  WITH OR CHANGE TO FREEZING DRIZZLE.

* ACCUMULATIONS...5 TO 8 INCHES OF SNOW AND SLEET ARE
  LIKELY...WITH THE HIGHER TOTALS FARTHER WEST TOWARD JACKSONVILLE
  AND RUSHVILLE. ANY OF THESE PRECIPITATION TOTALS MAY BE LOCALLY
  HIGHER DUE TO ISOLATED THUNDERSTORMS EMBEDDED WITHIN THIS STORM
  INTO THIS EVENING.

* WIND...EAST WINDS OF 15 AND 20 MPH WILL GUST TO NEAR 30 MPH AT 
  TIMES. THIS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. 

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE THROUGH THE
  NIGHT. EXPECT VERY POOR VISIBILITY IN HEAVY SNOW WITH SNOW
  COVERED AND ICY ROADS. THE POTENTIAL FOR SOME FREEZING DRIZZLE
  LATE TONIGHT WILL ONLY MAKE DRIVING CONDITIONS EVEN MORE
  HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF
SNOW AND SLEET ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

ILZ053-220600-
/O.UPG.KILX.WW.Y.0002.000000T0000Z-130222T1200Z/
/O.NEW.KILX.WS.W.0001.130221T2131Z-130222T1200Z/
MACON-
INCLUDING THE CITY OF...DECATUR
331 PM CST THU FEB 21 2013

...WINTER STORM WARNING IN EFFECT UNTIL 6 AM CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...SLEET AND LIGHT ICING...WHICH IS IN EFFECT
UNTIL 6 AM CST FRIDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN
EFFECT.

* TIMING...HEAVY SNOW WILL CONTINUE THROUGH THE EVENING...WITH
  HEAVIER PRECIPITATION BETWEEN 3 PM THROUGH 9 PM. THIS
  PRECIPITATION WILL MIX WITH SLEET AND FREEZING RAIN...
  ESPECIALLY LATE THIS AFTERNOON AND EARLY EVENING. LIGHT SNOW OR
  FREEZING DRIZZLE WILL LINGER AFTER MIDNIGHT.

* ACCUMULATIONS...SNOW AND SLEET ACCUMULATIONS OF 3 TO 5 INCHES
  ARE EXPECTED. HOWEVER...ICE ACCUMULATIONS UP TO ONE TENTH OF AN
  INCH WILL BE POSSIBLE ON ELEVATED SURFACES.

* WIND...EAST WINDS WILL INCREASE TO BETWEEN 15 AND 25 MPH... 
  WITH GUSTS TO 30 MPH...CAUSING BLOWING AND DRIFTING SNOW. 

* IMPACTS...CONDITIONS WILL DETERIORATE RAPIDLY ONCE THE
  PRECIPITATION BEGINS. TRAVEL WILL BECOME HAZARDOUS DUE TO POOR
  VISIBILITY AND ROADS BECOMING QUICKLY SNOW COVERED AND ICY. THE
  POTENTIAL FOR SOME FREEZING RAIN OR FREEZING DRIZZLE TONIGHT
  WILL ONLY MAKE DRIVING CONDITIONS EVEN MORE HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF
SNOW...SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE
ALSO POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE.

&&

$$

ILZ061-062-066>068-071>073-220600-
/O.CON.KILX.WW.Y.0002.000000T0000Z-130222T1200Z/
SHELBY-CUMBERLAND-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-
LAWRENCE-
INCLUDING THE CITIES OF...SHELBYVILLE...EFFINGHAM...FLORA...
LAWRENCEVILLE
331 PM CST THU FEB 21 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
FRIDAY. 

* TIMING...SNOW AND SLEET WILL CONTINUE TO OVERSPREAD SOUTHEAST
  ILLINOIS...THEN TRANSITION TO FREEZING RAIN. THE HEAVIER
  PRECIPITATION IS EXPECTED FROM 3 PM TO 9 PM.

* ACCUMULATIONS...ICE ACCUMULATIONS OF A TENTH TO QUARTER INCH ARE
  LIKELY...WITH THE THICKEST ICE SOUTH OF I-70. TEMPERATURES ARE
  EXPECTED TO RISE TO NEAR OR ABOVE FREEZING IN MANY AREAS BY LATE
  EVENING...REDUCING THE ICING THREAT. THE ICE ACCUMULATIONS MAY
  BE LOCALLY HIGHER DUE TO ISOLATED THUNDERSTORMS LATE THIS
  AFTERNOON AND EARLY THIS EVENING.

* WIND...EAST WINDS WILL RANGE FROM 15 TO 20 MPH...WITH GUSTS TO 
  NEAR 30 MPH POSSIBLE. 

* IMPACTS...BRIDGES...OVERPASSES AND SECONDARY ROADS WILL BECOME
  SLIPPERY FROM ICING...WITH SLEET AND SNOW ADDING TO THE
  HAZARDOUS TRAVEL. SOME POWER OUTAGES WILL BE POSSIBLE DUE TO THE
  ICE ACCUMULATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SLEET AND
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

ILZ043>046-054>057-063-220600-
/O.CON.KILX.WW.Y.0002.000000T0000Z-130222T1200Z/
DE WITT-PIATT-CHAMPAIGN-VERMILION-MOULTRIE-DOUGLAS-COLES-EDGAR-
CLARK-
INCLUDING THE CITIES OF...CHAMPAIGN...URBANA...DANVILLE...
CHARLESTON...MATTOON
331 PM CST THU FEB 21 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
FRIDAY. 

* TIMING...SNOW WILL MOVE INTO THE AREA BY 4 PM...WITH HEAVIER
  PRECIPITATION BETWEEN 4 PM AND 11 PM. THIS PRECIPITATION WILL
  MIX WITH SLEET AND FREEZING RAIN...ESPECIALLY THIS EVENING. LIGHT
  SNOW OR FREEZING DRIZZLE WILL LINGER AFTER MIDNIGHT.

* ACCUMULATIONS...SNOW AND SLEET ACCUMULATIONS OF 2 TO 4 INCHES
  ARE EXPECTED...WITH SOME LOCALIZED AREAS AS HIGH AS 5 INCHES.
  HOWEVER...ICE ACCUMULATIONS MAY BE SIGNIFICANT AS WELL...RANGING
  FROM A TENTH TO TWO TENTHS OF AN INCH...ESPECIALLY FROM AROUND
  MATTOON NORTHEAST TO PARIS.

* WIND...EAST WINDS WILL INCREASE TO BETWEEN 15 AND 25 MPH... 
  WITH GUSTS TO 30 MPH...CAUSING BLOWING AND DRIFTING SNOW. 

* IMPACTS...CONDITIONS WILL DETERIORATE RAPIDLY. TRAVEL WILL
  BECOME HAZARDOUS DUE TO POOR VISIBILITY AND ROADS BECOMING
  QUICKLY SNOW COVERED AND ICY. THE POTENTIAL FOR SOME FREEZING
  RAIN OR FREEZING DRIZZLE TONIGHT WILL ONLY MAKE DRIVING
  CONDITIONS EVEN MORE HAZARDOUS. SOME POWER OUTAGES WILL ALSO BE
  POSSIBLE IN AREAS WITH SIGNIFICANT ICE ACCUMULATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

ILZ027>031-037-038-220600-
/O.CON.KILX.WW.Y.0002.000000T0000Z-130222T1800Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-TAZEWELL-MCLEAN-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL
331 PM CST THU FEB 21 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
FRIDAY. 

* TIMING...SNOW IS EXPECTED TO SPREAD INTO AREAS SOUTH OF I-74 BY
  4 PM...AND IN AREAS NORTH OF I-74 AFTER 4 PM. SOME SLEET MAY MIX
  IN AT TIMES IN THE FIRST COUPLE OF HOURS OF PRECIPITATION. THE
  HEAVIEST PRECIPITATION IS EXPECTED BETWEEN 5 PM AND MIDNIGHT.
  AFTER MIDNIGHT...THE SNOW MAY MIX WITH OR CHANGE TO FREEZING
  DRIZZLE.

* ACCUMULATIONS...4 TO 6 INCHES OF SNOW ARE LIKELY...WITH THE 
  HIGHER TOTALS WEST OF THE ILLINOIS RIVER. ANY OF THESE 
  PRECIPITATION TOTALS MAY BE LOCALLY HIGHER DUE TO ISOLATED 
  THUNDERSTORMS EMBEDDED WITHIN THIS STORM THIS AFTERNOON. 

* WIND...EAST WINDS OF 15 AND 20 MPH WILL GUST TO NEAR 30 MPH AT 
  TIMES. THIS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. 

* IMPACTS...CONDITIONS WILL DETERIORATE RAPIDLY ONCE THE SNOW 
  BEGINS. TRAVEL WILL BECOME HAZARDOUS DUE TO POOR VISIBILITY 
  AND ROADS BECOMING QUICKLY SNOW COVERED AND ICY. THE POTENTIAL 
  FOR SOME FREEZING DRIZZLE LATE TONIGHT WILL ONLY MAKE DRIVING 
  CONDITIONS EVEN MORE HAZARDOUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$


SHIMON
2 follow-up statements
149 
WWUS43 KILX 220533
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
1133 PM CST THU FEB 21 2013

...HAZARDOUS WINTER WEATHER THROUGH TONIGHT AND EARLY FRIDAY...

ILZ036-040>042-047>053-221200-
/O.CON.KILX.WS.W.0001.000000T0000Z-130222T1200Z/
FULTON-SCHUYLER-MASON-LOGAN-CASS-MENARD-SCOTT-MORGAN-SANGAMON-
CHRISTIAN-MACON-
INCLUDING THE CITIES OF...HAVANA...LINCOLN...JACKSONVILLE...
SPRINGFIELD...TAYLORVILLE...DECATUR
1133 PM CST THU FEB 21 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST FRIDAY. 

* TIMING...HEAVY SNOW HAS DIMINISHED ACROSS THE AREA...BUT
  SCATTERED FREEZING RAIN WILL CONTINUE INTO THE MORNING HOURS.

* ACCUMULATIONS...NO ADDITIONAL SNOWFALL ACCUMULATION IS EXPECTED.
  HOWEVER...LIGHT ICING ACCUMULATIONS OF AROUND ONE TENTH OF AN
  INCH ARE POSSIBLE BY MORNING. 

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE OVERNIGHT.
  EXPECT UNTREATED ROADWAYS TO BE SNOW COVERED AND ICY. THE
  HAZARDOUS DRIVING CONDITIONS WILL CONTINUE INTO THE MORNING HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE.
THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

ILZ061-062-066>068-071>073-221200-
/O.CON.KILX.WW.Y.0002.000000T0000Z-130222T1200Z/
SHELBY-CUMBERLAND-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-
LAWRENCE-
INCLUDING THE CITIES OF...SHELBYVILLE...EFFINGHAM...FLORA...
LAWRENCEVILLE
1133 PM CST THU FEB 21 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
FRIDAY. 

* TIMING...SNOW HAS DIMINISHED ACROSS THE AREA...BUT SCATTERED
  FREEZING RAIN WILL CONTINUE INTO THE MORNING HOURS.

* ACCUMULATIONS...NO ADDITIONAL SNOWFALL ACCUMULATION IS EXPECTED.
  HOWEVER...LIGHT ICING ACCUMULATIONS OF AROUND ONE TENTH OF AN
  INCH ARE POSSIBLE BY MORNING. 

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE OVERNIGHT.
  EXPECT UNTREATED ROADWAYS TO BE SNOW COVERED AND ICY. THE
  HAZARDOUS DRIVING CONDITIONS WILL CONTINUE INTO THE MORNING HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SLEET AND
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

ILZ043>046-054>057-063-221200-
/O.CON.KILX.WW.Y.0002.000000T0000Z-130222T1200Z/
DE WITT-PIATT-CHAMPAIGN-VERMILION-MOULTRIE-DOUGLAS-COLES-EDGAR-
CLARK-
INCLUDING THE CITIES OF...CHAMPAIGN...URBANA...DANVILLE...
CHARLESTON...MATTOON
1133 PM CST THU FEB 21 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
FRIDAY. 

* TIMING...SNOW HAS DIMINISHED ACROSS THE AREA...BUT SCATTERED
  FREEZING RAIN WILL CONTINUE INTO THE MORNING HOURS.

* ACCUMULATIONS...NO ADDITIONAL SNOWFALL ACCUMULATION IS EXPECTED.
  HOWEVER...LIGHT ICING ACCUMULATIONS OF AROUND ONE TENTH OF AN
  INCH ARE POSSIBLE BY MORNING. 

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE OVERNIGHT.
  EXPECT UNTREATED ROADWAYS TO BE SNOW COVERED AND ICY. THE
  HAZARDOUS DRIVING CONDITIONS WILL CONTINUE INTO THE MORNING HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

ILZ027>031-037-038-221200-
/O.CON.KILX.WW.Y.0002.000000T0000Z-130222T1800Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-TAZEWELL-MCLEAN-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL
1133 PM CST THU FEB 21 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
FRIDAY. 

* TIMING...SNOW WILL DIMINISH OVERNIGHT AND BECOME MIXED WITH
  FREEZING RAIN. THIS MIX OF WINTERY PRECIPITATION WILL CONTINUE
  INTO THE MORNING HOURS.

* ACCUMULATIONS...ANY ADDITIONAL SNOWFALL ACCUMULATION WILL BE
  MINOR OVERNIGHT. HOWEVER...LIGHT ICING ACCUMULATIONS OF AROUND
  ONE TENTH OF AN INCH ARE POSSIBLE BY MORNING.

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE OVERNIGHT.
  EXPECT UNTREATED ROADWAYS TO BE SNOW COVERED AND ICY. THE
  HAZARDOUS DRIVING CONDITIONS WILL CONTINUE INTO THE MORNING HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

AUTEN
649 
WWUS43 KILX 220928
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
328 AM CST FRI FEB 22 2013

...WINTER STORM PUSHING NORTH OF THE AREA THIS MORNING...

ILZ053-221600-
/O.CAN.KILX.WS.W.0001.000000T0000Z-130222T1200Z/
/O.EXB.KILX.WW.Y.0002.000000T0000Z-130222T1600Z/
MACON-
INCLUDING THE CITY OF...DECATUR
328 AM CST FRI FEB 22 2013

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM CST THIS
MORNING...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND FREEZING RAIN...WHICH IS IN EFFECT
UNTIL 10 AM CST THIS MORNING. THE WINTER STORM WARNING HAS BEEN
CANCELLED.

* TIMING...SNOW WILL CONTINUE TO DIMINISH ACROSS THE AREA OVER THE
  NEXT SEVERAL HOURS...BUT SCATTERED FREEZING RAIN WILL CONTINUE
  THROUGH THE MID MORNING HOURS.

* ACCUMULATIONS...NO ADDITIONAL SNOWFALL ACCUMULATION IS EXPECTED.
  HOWEVER...LIGHT ICING ACCUMULATIONS OF A TENTH OF AN INCH OR
  LESS WILL BE POSSIBLE.

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE. EXPECT
  UNTREATED ROADWAYS TO BE SNOW COVERED AND ICY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.


&&

$$

ILZ036-041-042-221730-
/O.CAN.KILX.WS.W.0001.000000T0000Z-130222T1200Z/
/O.EXA.KILX.WW.Y.0002.000000T0000Z-130222T1800Z/
FULTON-MASON-LOGAN-
INCLUDING THE CITIES OF...HAVANA...LINCOLN
328 AM CST FRI FEB 22 2013

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND FREEZING RAIN...WHICH IS IN EFFECT
UNTIL NOON CST TODAY. THE WINTER STORM WARNING HAS BEEN CANCELLED.

* TIMING...OCCASIONAL LIGHT SNOW WILL CONTINUE INTO THE MID
  MORNING HOURS AND AT TIMES BE MIXED WITH FREEZING DRIZZLE. 

* ACCUMULATIONS...ANY ADDITIONAL SNOWFALL ACCUMULATION WILL BE
  MINOR. HOWEVER...LIGHT ICING ACCUMULATIONS OF A TENTH OF AN INCH
  OR LESS ARE POSSIBLE.

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE THIS
  MORNING. EXPECT UNTREATED ROADWAYS TO BE SNOW COVERED AND ICY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

ILZ040-047>052-221030-
/O.CAN.KILX.WS.W.0001.000000T0000Z-130222T1200Z/
SCHUYLER-CASS-MENARD-SCOTT-MORGAN-SANGAMON-CHRISTIAN-
INCLUDING THE CITIES OF...JACKSONVILLE...SPRINGFIELD...
TAYLORVILLE
328 AM CST FRI FEB 22 2013

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS CANCELLED THE WINTER
STORM WARNING. 

THE THREAT FOR HEAVY SNOW HAS DIMINISHED OVER EXTREME WEST CENTRAL
ILLINOIS. SOME VERY LIGHT SNOW...POSSIBLY MIXED WITH FREEZING
DRIZZLE...WILL CONTINUE THROUGH THE MID MORNING HOURS. LITTLE IN
THE WAY OF ANY SNOW OR ADDITIONAL ICE ACCUMULATIONS ARE EXPECTED.

$$

ILZ061-062-066>068-071>073-221030-
/O.CAN.KILX.WW.Y.0002.000000T0000Z-130222T1200Z/
SHELBY-CUMBERLAND-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-
LAWRENCE-
INCLUDING THE CITIES OF...SHELBYVILLE...EFFINGHAM...FLORA...
LAWRENCEVILLE
328 AM CST FRI FEB 22 2013

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

TEMPERATURES HAVE MODERATED INTO THE MIDDLE 30S EARLY THIS
MORNING WITH AREAS OF LIGHT RAIN AND SNOW BEING REPORTED. THE
THREAT FOR MORE SIGNIFICANT MIXED PRECIPITATION HAS ENDED THIS
MORNING...AS A RESULT...THE WINTER WEATHER ADVISORY HAS BEEN
CANCELLED.

$$

ILZ043>046-054>057-063-221600-
/O.EXT.KILX.WW.Y.0002.000000T0000Z-130222T1600Z/
DE WITT-PIATT-CHAMPAIGN-VERMILION-MOULTRIE-DOUGLAS-COLES-EDGAR-
CLARK-
INCLUDING THE CITIES OF...CHAMPAIGN...URBANA...DANVILLE...
CHARLESTON...MATTOON
328 AM CST FRI FEB 22 2013

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM CST THIS
MORNING...

* TIMING...SNOW HAS DIMINISHED TO SOME VERY LIGHT SNOW OR FLURRIES
  ACROSS THE AREA...BUT SCATTERED AREAS OF FREEZING RAIN WILL
  CONTINUE INTO THE LATE MORNING HOURS.

* ACCUMULATIONS...NO ADDITIONAL SNOWFALL ACCUMULATION IS EXPECTED.
  HOWEVER...LIGHT ICING ACCUMULATIONS OF A TENTH OF AN INCH OR
  LESS ARE POSSIBLE THIS MORNING.

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE THROUGH THE
  MID MORNING HOURS. EXPECT UNTREATED ROADWAYS TO BE SNOW COVERED
  AND ICY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

ILZ027>031-037-038-221730-
/O.CON.KILX.WW.Y.0002.000000T0000Z-130222T1800Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-TAZEWELL-MCLEAN-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL
328 AM CST FRI FEB 22 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
TODAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY.

* TIMING...SNOW WILL DIMINISH TO LIGHT SNOW THIS MORNING...AND
  WILL BE MIXED AT TIMES WITH FREEZING RAIN OR DRIZZLE. THIS MIX
  OF WINTRY PRECIPITATION WILL CONTINUE THROUGH THE MORNING HOURS.

* ACCUMULATIONS...ANY ADDITIONAL SNOWFALL ACCUMULATION WILL BE
  MINOR. HOWEVER...LIGHT ICING ACCUMULATIONS OF A TENTH OF AN INCH
  OR LESS ARE POSSIBLE.

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE THIS MORNING.
  EXPECT UNTREATED ROADWAYS TO BE SNOW COVERED AND ICY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

SMITH

What forecasters said that day

The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lincoln, IL wrote its last area forecast discussion before this winter storm warning went out at Feb 21, 3:07 PM CST, 24 minutes earlier.

Area forecast discussion, Feb 21, 3:07 PM CST, 24 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LINCOLN IL
307 PM CST THU FEB 21 2013

.DISCUSSION...
ISSUED 307 PM CST THU FEB 21 2013

SHORT TERM...TONIGHT THROUGH SATURDAY...
MAJOR WINTER STORM LIFTING NORTHEAST INTO FORECAST AREA THIS
AFTERNOON. MOSTLY SNOW HAS BEEN REPORTED THUS FAR...BUT SOME
SLEET/FREEZING RAIN HAS BEEN REPORTED IN THE SLIGHTLY WARMER
AIRMASS IN SOUTHEAST ILLINOIS. HOWEVER...EXPECT EVAPORATIVE
COOLING TO CHANGE MOST OF THE NON-SNOW PRECIPITATION TO SNOW FOR
AT LEAST A FEW HOURS BEFORE THE WARMER AIR ALOFT HAS THE
OPPORTUNITY TO REESTABLISH ITSELF IN SOUTHEAST PORTION OF FORECAST
AREA.

DECIDED TO UPGRADE SOUTHWEST PORTION OF FORECAST AREA TO A WINTER
STORM WARNING DUE TO INCH AN HOUR SNOWFALL RATES THAT HAVE BEEN
ASSOCIATED WITH AN ENHANCED SNOW BAND. AREAS NORTH OF THE WARNING
ARE LESS APT TO SEE CONVECTIVELY ENHANCED SNOW...AND AREAS TO THE
EAST OF THE WARNING WILL SEE LOWER SNOW TOTALS DUE TO
SLEET/FREEZING RAIN MIXING IN. HEADLINE DECISIONS HAVE BEEN A VERY
TOUGH CALL TODAY DUE TO THE CONVECTIVE AND/OR MIXING NATURE OF THE
PRECIPITATION...AS WELL AS THE RELATIVELY SHORT DURATION OF THE
HEAVIER PRECIPITATION RATES.

THE DYNAMICS WITH THIS SYSTEM ARE IMPRESSIVE AT THE MOMENT...WITH
STRONG ISENTROPIC ASCENT...A COUPLED UPPER JET...AND SOME
CONVECTIVE POTENTIAL. HOWEVER...A LIMITING FACTOR FOR MORE
IMPRESSIVE SNOWFALL TOTALS IS THE FACT THAT THE DRY SLOT
ASSOCIATED WITH THE SYSTEM IS MAKING RAPID PROGRESS TOWARD THE
FORECAST AREA. THIS DRY SLOT WILL CUT OFF THE HEAVIER
PRECIPITATION AS IT MOVES OVERHEAD TONIGHT...AND FORECAST AREA IS
NOT EXPECTED TO BE IMPACTED BY DEFORMATION AREA OF SNOW ON THE
BACK SIDE OF THE SYSTEM. MOST AREAS WILL SEE PRECIPITATION TAPER
OFF TO FREEZING DRIZZLE OVERNIGHT OR EARLY FRIDAY.
HOWEVER...SURFACE TEMPERATURES SHOULD RISE ABOVE FREEZING IN
SOUTHEAST PORTION OF FORECAST AREA AND KEEP PRECIPITATION LIQUID THERE.

QUIETER CONDITIONS EXPECTED LATER FRIDAY INTO SATURDAY AS
UPPER/SURFACE RIDGING BUILD INTO THE AREA.

LONG TERM...SUNDAY THROUGH TUESDAY...
IN THE WAKE OF THE EXITING STORM SYSTEM...HIGH PRESSURE RIDGE MOVES
IN OVER THE MIDWEST...WITH THE RIDGE AXIS CENTERED OVER IL ON
SUNDAY. QUIET WEATHER AND LIGHT AND VARIABLE WINDS UNDER THE RIDGE
FOR SUNDAY AS THE DRY WEEKEND CONTINUE.  A WARMING TREND BEGINS LATE
SUNDAY AS THE SFC RIDGE SLIDES EASTWARD AND VERY LIGHT SFC WINDS
PICK UP A SOUTHERLY COMPONENT. THE WARMUP IS RELATIVELY SHORT LIVED
WITH ANOTHER SYSTEM SPINNING UP OVER THE SWRN CONUS. TRACKS OF THE
STORM STARTING TO DIVERGE AGAIN IN THE GFS AND THE ECMWF WITH THE
GFS GETTING AGGRESSIVE WITH THE SPEED...THOUGH THE ECMWF IS DEEPER
WITH THE SOUTHERN EXTENT OF THE UPPER TROF.  SEEMS THERE IS STILL
BOUND TO BE A BIT OF CHANGES...AS NEITHER MODEL LOOKS LIKE ITS
PREVIOUS RUN.  GOING FORECAST REMAINS A BLEND BETWEEN THE TWO...WITH
A BIT OF PERSISTENCE FROM LAST RUNS.  PREFER THE SLIGHTLY SLOWER
APPROACH...BUT IT SEEMS THAT THE GFS IS CATCHING ON TO A BIT OF A
SHIFT IN THE UPPER AIR WAVE PATTERN AS TO THE DEPTH OF THE TROF.
BEST CHANCES FOR PRECIP REMAIN MONDAY TO TUESDAY...THOUGH THE MODELS
ARE CONTINUING TO AFFECT THE POP SPREAD IN THE ALLBLEND. CONFIDENCE
IN TIMING OF MON SYSTEM REMAINS LOW.

BAK...SHORT TERM
HJS...LONG TERM

&&

.AVIATION...
ISSUED 1127 AM CST THU FEB 21 2013
NOT MUCH IN THE WAY OF CHANGES TO THE FORECAST. WINTER STORM ON
APPROACH SERVING UP A BIT OF A MIX OF PRECIP ON THE LEADING
EDGE...THOUGH MOSTLY SNOW FOR SPI...THEN PIA AND BMI. DEC AND CMI
MAY BE IN A BIT OF AN ISSUE FOR MORE IP INCLUDED. STORM IS
ADVANCING A BIT QUICKER...AND HAVE ADJUSTED SOME OF THE ARRIVAL
TIMES. BUT THERE IS LITTLE EASING INTO THE IFR/LIFR CONDITIONS.
WHEN IT STARTS...CONDITIONS DETERIORATE QUICKLY AND ARE
ANTICIPATED TO STAY DOWN. CYCLONIC FLOW ALOFT REMAINS IN PLACE AS
THE UPPER LOW PARKS JUST NORTH OF THE CWA THROUGH THE
MORNING...WHICH SHOULD RESULT IN LOW CIGS AND THE POTENTIAL FOR DZ
AND FZDZ THROUGH THE MORNING...PARTICULARLY GIVEN
SNOWFALL/ENHANCED LLVL RH. IS FAR MORE LIKELY THAT WILL SEE
STRATUS AND DROPPED VIS THROUGH 18Z.

HJS
&&

.ILX WATCHES/WARNINGS/ADVISORIES...
WINTER WEATHER ADVISORY UNTIL 6 AM CST FRIDAY FOR ILZ043>046-
054>057-061>063-066>068-071>073.

WINTER STORM WARNING UNTIL 6 AM CST FRIDAY FOR ILZ036-040>042-
047>053.

WINTER WEATHER ADVISORY UNTIL NOON CST FRIDAY FOR ILZ027>031-037-
038.

&&
Hazardous weather outlook, Feb 21, 3:24 PM CST, 7 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LINCOLN IL
324 PM CST THU FEB 21 2013

ILZ027>031-037-038-221200-
KNOX-MARSHALL-MCLEAN-PEORIA-STARK-TAZEWELL-WOODFORD-
324 PM CST THU FEB 21 2013

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS.

.DAY ONE...TONIGHT

SNOW IS EXPECTED TO OVERSPREAD THE AREA THROUGH THE EVENING...
AND CONTINUE THROUGH THE EVENING BEFORE DIMINISHING TO SOME
FREEZING DRIZZLE AND LIGHT SNOW AFTER MIDNIGHT. SNOW ACCUMULATIONS
WILL RANGE FROM 4 TO 5 INCHES WEST OF THE ILLINOIS RIVER...AND 3
TO 4 INCHES TO THE EAST.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

SOME LIGHT SNOW AND FREEZING DRIZZLE WILL LINGER INTO FRIDAY.
HOWEVER...ADDITIONAL SNOW ACCUMULATIONS SHOULD BE LESS THAN A HALF
INCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. HOWEVER...
REPORTS OF SNOW ACCUMULATION WOULD BE GREATLY APPRECIATED.

ILZ036-041-042-221200-
FULTON-LOGAN-MASON-
324 PM CST THU FEB 21 2013

...WINTER STORM WARNING IN EFFECT UNTIL 6 AM CST FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS.

.DAY ONE...TONIGHT

SNOW IS EXPECTED TO OVERSPREAD THE AREA AROUND MID AFTERNOON...
AND CONTINUE THROUGH THE EVENING BEFORE DIMINISHING TO SOME
FREEZING DRIZZLE AND LIGHT SNOW AFTER MIDNIGHT. SNOW ACCUMULATIONS
WILL RANGE FROM 5 TO 7 INCHES.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

SOME LIGHT SNOW AND FREEZING DRIZZLE WILL LINGER INTO FRIDAY.
HOWEVER...ADDITIONAL SNOW ACCUMULATIONS SHOULD BE LESS THAN A HALF
INCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. HOWEVER...
REPORTS OF SNOW ACCUMULATION WOULD BE GREATLY APPRECIATED.

ILZ040-047>052-221200-
CASS-CHRISTIAN-MENARD-MORGAN-SANGAMON-SCHUYLER-SCOTT-
324 PM CST THU FEB 21 2013

...WINTER STORM WARNING IN EFFECT UNTIL 6 AM CST FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS.

.DAY ONE...TONIGHT

SNOW IS EXPECTED TO OVERSPREAD THE AREA EARLY THIS AFTERNOON...
AND IS EXPECTED TO MIX WITH OR CHANGE TO SLEET AND FREEZING RAIN
BY EVENING. SNOWFALL ACCUMULATIONS WILL RANGE FROM 5 TO 6 INCHES
NEAR THE I-55 CORRIDOR...TO 7 TO 8 INCHES NEAR THE ILLINOIS RIVER.
IN ADDITION...SOME ICE ACCUMULATION OF LESS THAN A TENTH INCH IS
POSSIBLE. THE PRECIPITATION IS EXPECTED TO DIMINISH TO FREEZING
DRIZZLE AFTER MIDNIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

PATCHY FREEZING DRIZZLE MAY LINGER INTO FRIDAY...ESPECIALLY NORTH
OF I-72.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. HOWEVER...
REPORTS OF SNOW AND ICE ACCUMULATION WOULD BE GREATLY APPRECIATED.

ILZ043>046-054>057-063-221200-
CHAMPAIGN-CLARK-COLES-DE WITT-DOUGLAS-EDGAR-MOULTRIE-PIATT-
VERMILION-
324 PM CST THU FEB 21 2013

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS AND EAST CENTRAL ILLINOIS.

.DAY ONE...TONIGHT

SNOW IS EXPECTED TO SPREAD INTO THE AREA THROUGH THE EVENING...AND BECOME
MIXED WITH FREEZING RAIN AND SLEET PERIODICALLY. THE
HIGHEST SNOW ACCUMULATIONS WILL BE ALONG A DECATUR TO DANVILLE
LINE...WITH 3 TO 4 INCHES POSSIBLE. AREAS TO THE SOUTH WILL SEE UP
TO AN INCH OF SNOW...ALONG WITH AROUND A TENTH INCH OF ICE
ACCUMULATION. THE PRECIPITATION IS EXPECTED TO CONTINUE THROUGH
THE NIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

SOME PATCHY FREEZING DRIZZLE WILL LINGER INTO FRIDAY...WITH SOME
MINOR ICE ACCUMULATIONS NORTH OF I-74.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. HOWEVER...
REPORTS OF SNOW AND ICE ACCUMULATION WOULD BE GREATLY APPRECIATED.

ILZ053-221200-
MACON-
324 PM CST THU FEB 21 2013

...WINTER STORM WARNING IN EFFECT UNTIL 6 AM CST FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS.

.DAY ONE...TONIGHT

SNOW IS EXPECTED TO SPREAD INTO THE AREA DURING THE MID TO LATE
AFTERNOON HOURS...AND BECOME MIXED WITH OR CHANGE TO FREEZING RAIN
AND SLEET PERIODICALLY. THE HIGHEST SNOW ACCUMULATIONS WILL
BE ALONG A DECATUR TO DANVILLE LINE...WITH 3 TO 5 INCHES...WITH
POSSIBLE A HALF INCH OF SLEET ACCUMULATION AND MINOR ICING DUE TO
FREEZING RAIN AND SLEET.  THE PRECIPITATION IS EXPECTED TO
CONTINUE THROUGH THE NIGHT BEFORE CHANGING OVER TO FREEZING
DRIZZLE AFTER MIDNIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

SOME PATCHY FREEZING DRIZZLE WILL LINGER INTO FRIDAY...WITH SOME
MINOR ICE ACCUMULATIONS NORTH OF I-74.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. HOWEVER...
REPORTS OF SNOW AND ICE ACCUMULATION WOULD BE GREATLY APPRECIATED.

ILZ061-062-066>068-071>073-221200-
CLAY-CRAWFORD-CUMBERLAND-EFFINGHAM-JASPER-LAWRENCE-RICHLAND-
SHELBY-
324 PM CST THU FEB 21 2013

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS...EAST CENTRAL ILLINOIS AND SOUTHEAST ILLINOIS.

.DAY ONE...TONIGHT

A MIXTURE OF SNOW...SLEET...AND FREEZING RAIN IS EXPECTED TO
OVERSPREAD THE AREA DURING THE MID TO LATE AFTERNOON HOURS.
OCCASIONAL FREEZING RAIN...SLEET...AND SNOW WILL CONTINUE INTO
MUCH OF THE EVENING...BEFORE TEMPERATURES RISE ABOVE FREEZING AND
END THE ICING THREAT. TOTAL ICE ACCUMULATIONS OF AROUND TWO TENTHS
OF AN INCH ARE LIKELY...WITH AN INCH OR TWO OF SNOWFALL POSSIBLE. THE
HIGHEST PRECIPITATION TOTALS ARE EXPECTED ALONG AND SOUTH OF THE
I-70 CORRIDOR.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. HOWEVER...
REPORTS OF ICE ACCUMULATION WOULD BE GREATLY APPRECIATED.

HJS

In the hours before

Local storm report, Feb 21, 2:43 PM CST, 48 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
243 PM CST THU FEB 21 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0215 PM     SNOW             2 E JACKSONVILLE        39.73N 90.20W
02/21/2013  M3.0 INCH        MORGAN             IL   CO-OP OBSERVER

            STORM TOTAL SO FAR...STILL SNOWING

0220 PM     SNOW             JACKSONVILLE            39.73N 90.23W
02/21/2013  M3.1 INCH        MORGAN             IL   COCORAHS

            STORM TOTAL SO FAR...STILL SNOWING

&&

LAUFENBERG
Local storm report, Feb 21, 3:09 PM CST, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
309 PM CST THU FEB 21 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0308 PM     SNOW             2 E JACKSONVILLE        39.73N 90.20W
02/21/2013  M3.9 INCH        MORGAN             IL   CO-OP OBSERVER

            STORM TOTAL SO FAR...STILL SNOWING

&&

LAUFENBERG
Local storm report, Feb 21, 3:11 PM CST, 20 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE LINCOLN IL
311 PM CST THU FEB 21 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0215 PM     SNOW             JACKSONVILLE            39.73N 90.23W
02/21/2013  M3.0 INCH        MORGAN             IL   CO-OP OBSERVER

            STORM TOTAL SO FAR...STILL SNOWING

0220 PM     SNOW             JACKSONVILLE            39.73N 90.23W
02/21/2013  M3.1 INCH        MORGAN             IL   COCORAHS

            STORM TOTAL SO FAR...STILL SNOWING

0308 PM     SNOW             2 E JACKSONVILLE        39.73N 90.20W
02/21/2013  M3.9 INCH        MORGAN             IL   CO-OP OBSERVER

            STORM TOTAL SO FAR...STILL SNOWING

&&

LAUFENBERG
Local storm report, Feb 21, 3:23 PM CST, 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
323 PM CST THU FEB 21 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0315 PM     SNOW             1 SW JEROME             39.76N 89.69W
02/21/2013  M2.0 INCH        SANGAMON           IL   MESONET

            STORM TOTAL SO FAR...STILL SNOWING

&&

LAUFENBERG

Nearby

Winter Storm Warnings in Illinois, 2013Every winter storm warning in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.