Alert archive / Illinois / Blizzard Warnings in 2010

Blizzard Warning 1, NWS Lincoln, IL

December 11, 201010 counties in Illinois

NWS Lincoln, IL issued this blizzard warning at Dec 11, 2010, 2:35 PM CST for 10 counties in Illinois. It took effect at Dec 12, 2010, 3:00 AM CST. It was in force for 12 hr. 22 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
Dec 11, 2010, 2:35 PM CST (20:35 UTC)
In effect from
Dec 12, 2010, 3:00 AM CST
Expired
Dec 12, 2010, 3:01 PM CST
In force
12 hr
Issued by
NWS Lincoln, IL

Counties Fulton County, IL, Knox County, IL, Marshall County, IL, Mason County, IL, McLean County, IL, Peoria County, IL, Schuyler County, IL, Stark County, IL, Tazewell County, IL, Woodford County, IL

The radar

The Lincoln radar (KILX), 65 km from the middle of the area, began a volume at 20:34 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
Dec 12, 7:00 AM CSTSNOW 1.63 Sw Bloomington, ILTOTAL SO FAR
Dec 12, 8:00 AM CSTSNOW 1.6Heyworth, ILTOTAL SO FAR...COCORAHS
Dec 12, 8:35 AM CSTSNOW 2Canton, ILTOTAL SO FAR
Dec 12, 8:40 AM CSTSNOW 31 N Abingdon, ILESTIMATED SNOWFALL...VISIBILITY DOWN TO 1/8 OF A MILE AT TIMES
Dec 12, 9:00 AM CSTBLIZZARDToulon, ILSTARK COUNTY SHERIFF REPORTS VERY POOR VISIBILITY COUNTYWIDE. SNOW PLOWS HAVE BEEN PULLED FROM THE ROADS DUE TO POOR VISIBILITY AND MANY COUNTY ROADS ARE CLOSED.
Dec 12, 9:30 AM CSTSNOW 2Hopewell, ILESTIMATED SNOW OVER THE PAST 5 HOURS...SWOP REPORT
Dec 12, 9:30 AM CSTBLIZZARD1 W Hopewell, ILESTIMATED WIND GUSTS AROUND 40 MPH...BLOWING SNOW REDUCING VISIBILITIES TO NEAR ZERO WEST OF HOPEWELL...COUNTY ROADS DRIFTING OVER QUICKLY...SWOP REPORT
Dec 12, 9:50 AM CSTBLIZZARD1 N Abingdon, ILWINDS GUSTING TO 40 TO 45 MPH PRODUCING BLOWING AND DRIFTING SNOW. VISIBILITIES OF 1/8 TO 1/4 OF A MILE SINCE AROUND 630 AM...SWOP REPORT
Dec 12, 10:00 AM CSTBLIZZARDPeoria, ILPOOR VISIBILITY AND SNOW COVERED ROADS COUNTYWIDE. SOME RURAL ROADS REPORTED CLOSED IN NORTHERN PORTION OF COUNTY. SHERIFF REPORTED WHITEOUT CONDITIONS ON HIGHWAY CAMERAS.
Dec 12, 10:10 AM CSTBLIZZARDRoanoke, ILCOUNTY SNOW PLOWS WERE PULLED FROM ROADS DUE TO NEAR ZERO VISIBILITIES IN BLOWING AND FALLING SNOW. 48 MPH MEASURED WIND GUST.
Dec 12, 10:12 AM CSTBLIZZARDLacon, ILSHERIFF REPORTS NEAR ZERO VISIBILITIES. FREQUENT WHITEOUTS WERE REPORTED...ESPECIALLY ON WEST/EAST ORIENTED ROADS.
Dec 12, 10:13 AM CSTBLIZZARD2 W Washington, ILVISIBILITY DOWN TO 1/4 OF A MILE...ESTIMATED WIND GUSTS TO 40 MPH
Dec 12, 10:23 AM CSTBLIZZARD2 Nw Mackinaw, ILMEASURED WIND GUST OF 43 MPH AT 1023...VISIBILITIES LESS THAN A QUARTER OF A MILE...AT TIMES DOWN TO 500 FT
Dec 12, 10:25 AM CSTSNOW 2.12 Nw Mackinaw, ILSNOWFALL OVER THE LAST 14 HOURS
Dec 12, 10:54 AM CSTSNOW 2Morton, ILSNOWFALL OVER THE PAST 2.5 HOURS
Dec 12, 10:54 AM CSTBLIZZARDMorton, ILMEASURED WIND GUST OF 51 MPH...RESULTING IN A QUARTER MILE VISIBILITY
Dec 12, 10:56 AM CSTSNOW 2.52 Ssw Morton, ILESTIMATED 2 TO 3 INCHES OF SNOW
Dec 12, 10:56 AM CSTBLIZZARD2 Ssw Morton, ILNEAR ZERO VISIBILITIES IN RURAL AREAS
Dec 12, 12:00 PM CSTSNOW 3Peoria, IL
Dec 12, 1:00 PM CSTSNOW 2.92 Ne Mackinaw, IL
Dec 12, 1:00 PM CSTBLIZZARD2 Ne Mackinaw, ILVISIBILITY 200 FEET TO 1/4 MILE
Dec 12, 2:20 PM CSTSNOW 1.3Morton, IL

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, 8.6 hours before the alert went out and 112 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 2010-12-11Temperature 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 2010-12-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 square meters per square second.1939587897Sfc1 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
829 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
101 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.

352 
WWUS43 KILX 112035
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
235 PM CST SAT DEC 11 2010

...WINTER STORM TO IMPACT CENTRAL ILLINOIS THIS WEEKEND...

.DEEPENING LOW PRESSURE WILL TRACK FROM IOWA INTO THE EASTERN
GREAT LAKES THIS WEEKEND. THE HEAVIEST SNOW FROM THIS SYSTEM WILL
REMAIN WELL TO THE NORTH ACROSS NORTHERN IOWA INTO CENTRAL
WISCONSIN...WITH LIGHTER SNOW TRAILING SOUTHWESTWARD INTO CENTRAL
ILLINOIS. AREAS ALONG AND NORTH OF A RUSHVILLE TO BLOOMINGTON LINE
WILL SEE ACCUMULATIONS OF 2 TO 3 INCHES...WITH LOCALLY HIGHER
AMOUNTS POSSIBLE. LOCATIONS TO THE SOUTH WILL SEE AN INCH OR TWO
BY LATE SUNDAY AS THE STORM SYSTEM SHIFTS OFF TO OUR EAST. IN
ADDITION TO THE SNOWFALL...VERY STRONG NORTHWESTERLY WINDS GUSTING
TO BETWEEN 40 AND 50 MPH WILL DEVELOP ON SUNDAY. THIS WILL LEAD TO
BLOWING AND DRIFTING SNOW...WITH THE WEST TO EAST ROADWAYS BEING
AFFECTED THE MOST BY THE BLOWING SNOW. AS COLDER AIR SURGES INTO
THE REGION...TEMPERATURES WILL DROP INTO THE TEENS ON SUNDAY...
WITH WIND CHILL VALUES PLUNGING WELL BELOW ZERO.

ILZ027>031-036>038-040-041-120500-
/O.UPG.KILX.WW.Y.0009.101212T0600Z-101213T1200Z/
/O.NEW.KILX.BZ.W.0001.101212T0900Z-101213T0300Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
SCHUYLER-MASON-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA
235 PM CST SAT DEC 11 2010

...BLIZZARD WARNING IN EFFECT FROM 3 AM TO 9 PM CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT FROM 3 AM TO 9 PM CST SUNDAY. THE
WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

* TIMING...SNOW WILL DEVELOP ACROSS THE AREA OVERNIGHT...THEN
  CONTINUE INTO SUNDAY. AS NORTHWESTERLY WINDS INCREASE MARKEDLY
  AROUND SUNRISE SUNDAY...BLOWING AND FALLING SNOW WILL CAUSE
  SIGNIFICANTLY RESTRICTED VISIBILITIES AND TRAVEL DIFFICULTIES.

* ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 2 TO 3
  INCHES...WITH LOCALLY HIGHER AMOUNTS POSSIBLE...BY LATE SUNDAY.

* WIND...NORTHWESTERLY WINDS GUSTING AS HIGH AS 40 TO 50 MPH WILL
  DEVELOP BY SUNDAY MORNING. THE STRONG WINDS WILL CONTINUE
  THROUGHOUT THE DAY...GRADUALLY DIMINISHING BY LATE SUNDAY NIGHT.
  WIND CHILL READINGS WILL DROP BELOW ZERO ON SUNDAY...WITH
  READINGS RANGING FROM 10 BELOW TO 20 BELOW ZERO BY EARLY MONDAY
  MORNING.

* IMPACTS...WHITEOUT CONDITIONS ARE POSSIBLE SUNDAY MORNING INTO
  THE EARLY AFTERNOON MAKING FOR HAZARDOUS TRAVEL. IN ADDITION TO
  THE POOR VISIBILITIES...STRONG WINDS...SNOW COVERED ROADS...AND
  BITTERLY COLD WIND CHILLS WILL ALSO CREATE HAZARDOUS TRAVEL
  CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

&&

$$

ILZ062-063-066>068-071>073-120500-
/O.EXB.KILX.WW.Y.0009.101212T0900Z-101213T0300Z/
CUMBERLAND-CLARK-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-LAWRENCE-
INCLUDING THE CITIES OF...EFFINGHAM...FLORA...LAWRENCEVILLE
235 PM CST SAT DEC 11 2010

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM TO 9 PM CST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WINTER
WEATHER ADVISORY FOR BLOWING SNOW AND WIND CHILLS...WHICH IS IN
EFFECT FROM 3 AM TO 9 PM CST SUNDAY.

* TIMING...LIGHT SNOW WILL DEVELOP ACROSS THE AREA THIS BY LATE
  TONIGHT AND CONTINUE INTO SUNDAY. AS NORTHWESTERLY WINDS
  INCREASE MARKEDLY BY SUNDAY AFTERNOON...BLOWING SNOW WILL CAUSE
  RESTRICTED VISIBILITIES AND TRAVEL DIFFICULTIES.

* ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 1 TO 2
  INCHES BY LATE SUNDAY.

* WIND...NORTHWESTERLY WINDS GUSTING AS HIGH AS 40 TO 50 MPH WILL
  DEVELOP BY SUNDAY AFTERNOON. THE STRONG WINDS WILL GRADUALLY
  DIMINISH BY LATE SUNDAY NIGHT. WIND CHILL READINGS WILL DROP BELOW
  ZERO ON SUNDAY...WITH READINGS RANGING FROM 10 BELOW TO 15 BELOW
  ZERO BY EARLY MONDAY MORNING.

* IMPACTS...WHILE THE HEAVIER SNOW IS EXPECTED TO PASS TO THE
  NORTH LATE TONIGHT AND SUNDAY...THE COMBINATION OF VERY STRONG
  WINDS...BLOWING SNOW...AND BITTERLY COLD WIND CHILLS WILL CREATE
  HAZARDOUS CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW
AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

&&

$$

ILZ042>057-061-120500-
/O.EXT.KILX.WW.Y.0009.101212T0900Z-101213T0300Z/
LOGAN-DE WITT-PIATT-CHAMPAIGN-VERMILION-CASS-MENARD-SCOTT-MORGAN-
SANGAMON-CHRISTIAN-MACON-MOULTRIE-DOUGLAS-COLES-EDGAR-SHELBY-
INCLUDING THE CITIES OF...LINCOLN...CHAMPAIGN...URBANA...
DANVILLE...JACKSONVILLE...SPRINGFIELD...TAYLORVILLE...DECATUR...
CHARLESTON...MATTOON...SHELBYVILLE
235 PM CST SAT DEC 11 2010

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 3 AM TO 9 PM CST
SUNDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM 3 AM TO 9 PM
CST SUNDAY. 

* TIMING...LIGHT SNOW WILL DEVELOP ACROSS THE AREA THIS BY LATE
  TONIGHT AND CONTINUE INTO SUNDAY. AS NORTHWESTERLY WINDS
  INCREASE MARKEDLY SUNDAY...BLOWING SNOW WILL CAUSE RESTRICTED
  VISIBILITIES AND TRAVEL DIFFICULTIES.

* ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 1 TO 3
  INCHES.

* WIND...NORTHWESTERLY WINDS GUSTING AS HIGH AS 40 TO 50 MPH WILL
  DEVELOP ACROSS THE ILLINOIS RIVER VALLEY BY SUNDAY MORNING...
  THEN SPREAD EASTWARD TO THE ILLINOIS INDIANA BORDER BY SUNDAY
  AFTERNOON. THE STRONG WINDS WILL CONTINUE THROUGHOUT THE DAY
  SUNDAY...GRADUALLY DIMINISHING BY LATE SUNDAY NIGHT. WIND CHILL
  READINGS WILL DROP BELOW ZERO ON SUNDAY...WITH READINGS RANGING
  FROM 10 BELOW TO 20 BELOW ZERO BY EARLY MONDAY MORNING.

* IMPACTS...WHILE THE HEAVIER SNOW IS EXPECTED TO PASS TO THE
  NORTH LATE TONIGHT AND SUNDAY...THE COMBINATION OF VERY STRONG
  WINDS...BLOWING SNOW...AND BITTERLY COLD WIND CHILLS WILL CREATE
  HAZARDOUS CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW
AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

&&

$$

BAK
4 follow-up statements
654 
WWUS43 KILX 120428
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
1028 PM CST SAT DEC 11 2010

...WINTER STORM TO IMPACT CENTRAL ILLINOIS THIS WEEKEND...

.DEEP LOW PRESSURE WILL TRACK OUT OF NORTHERN ILLINOIS INTO THE
EASTERN GREAT LAKES THIS WEEKEND. THE HEAVIEST SNOW FROM THIS
SYSTEM WILL REMAIN WELL TO THE NORTH ACROSS NORTHERN IOWA INTO
CENTRAL WISCONSIN...WITH LIGHTER SNOW TRAILING SOUTHWESTWARD INTO
CENTRAL ILLINOIS. AREAS ALONG AND NORTH OF A RUSHVILLE TO
BLOOMINGTON LINE WILL SEE ACCUMULATIONS OF 2 TO 3 INCHES...WITH
LOCALLY HIGHER AMOUNTS POSSIBLE. LOCATIONS TO THE SOUTH WILL SEE
AN INCH OR TWO BY LATE SUNDAY AS THE STORM SYSTEM SHIFTS OFF TO
OUR EAST. IN ADDITION TO THE SNOWFALL...VERY STRONG NORTHWESTERLY
WINDS GUSTING TO BETWEEN 40 AND 50 MPH WILL DEVELOP ON SUNDAY.
THIS WILL LEAD TO BLOWING AND DRIFTING SNOW...WITH THE WEST TO
EAST ROADWAYS BEING AFFECTED THE MOST BY THE BLOWING SNOW. AS
COLDER AIR SURGES INTO THE REGION...TEMPERATURES WILL DROP INTO
THE TEENS ON SUNDAY... WITH WIND CHILL VALUES PLUNGING WELL BELOW
ZERO.

ILZ027>031-036>038-040-041-121000-
/O.CON.KILX.BZ.W.0001.101212T0900Z-101213T0300Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
SCHUYLER-MASON-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA
1028 PM CST SAT DEC 11 2010

...BLIZZARD WARNING REMAINS IN EFFECT FROM 3 AM TO 9 PM CST
SUNDAY...

A BLIZZARD WARNING REMAINS IN EFFECT FROM 3 AM TO 9 PM CST
SUNDAY. 

* TIMING...SNOW WILL DEVELOP ACROSS THE AREA OVERNIGHT...THEN 
  CONTINUE INTO SUNDAY. AS NORTHWESTERLY WINDS INCREASE MARKEDLY 
  AROUND SUNRISE SUNDAY...BLOWING AND FALLING SNOW WILL CAUSE 
  SIGNIFICANTLY RESTRICTED VISIBILITIES AND TRAVEL DIFFICULTIES. 

* ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 2 TO 
  3 INCHES...WITH LOCALLY HIGHER AMOUNTS POSSIBLE...BY LATE 
  SUNDAY. 

* WIND...NORTHWESTERLY WINDS GUSTING AS HIGH AS 40 TO 50 MPH 
  WILL DEVELOP BY SUNDAY MORNING. THE STRONG WINDS WILL CONTINUE 
  THROUGHOUT THE DAY...GRADUALLY DIMINISHING BY LATE SUNDAY 
  NIGHT. WIND CHILL READINGS WILL DROP BELOW ZERO ON SUNDAY...
  WITH READINGS RANGING FROM 10 BELOW TO 20 BELOW ZERO BY EARLY 
  MONDAY MORNING. 

* IMPACTS...WHITEOUT CONDITIONS ARE POSSIBLE SUNDAY MORNING INTO 
  THE EARLY AFTERNOON MAKING FOR HAZARDOUS TRAVEL. IN ADDITION 
  TO THE POOR VISIBILITIES...STRONG WINDS...SNOW COVERED ROADS...
  AND BITTERLY COLD WIND CHILLS WILL ALSO CREATE HAZARDOUS 
  TRAVEL CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

&&

$$

ILZ042>057-061>063-066>068-071>073-121000-
/O.CON.KILX.WW.Y.0009.101212T0900Z-101213T0300Z/
LOGAN-DE WITT-PIATT-CHAMPAIGN-VERMILION-CASS-MENARD-SCOTT-MORGAN-
SANGAMON-CHRISTIAN-MACON-MOULTRIE-DOUGLAS-COLES-EDGAR-SHELBY-
CUMBERLAND-CLARK-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-LAWRENCE-
INCLUDING THE CITIES OF...LINCOLN...CHAMPAIGN...URBANA...
DANVILLE...JACKSONVILLE...SPRINGFIELD...TAYLORVILLE...DECATUR...
CHARLESTON...MATTOON...SHELBYVILLE...EFFINGHAM...FLORA...
LAWRENCEVILLE
1028 PM CST SAT DEC 11 2010

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 PM
CST SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 PM CST
SUNDAY. 

* TIMING...LIGHT SNOW WILL DEVELOP ACROSS THE AREA THIS BY LATE 
  TONIGHT AND CONTINUE INTO SUNDAY. AS NORTHWESTERLY WINDS 
  INCREASE MARKEDLY SUNDAY...BLOWING SNOW WILL CAUSE RESTRICTED 
  VISIBILITIES AND TRAVEL DIFFICULTIES. 

* ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 1 TO 
  3 INCHES. 

* WIND...NORTHWESTERLY WINDS GUSTING AS HIGH AS 40 TO 50 MPH 
  WILL DEVELOP ACROSS THE ILLINOIS RIVER VALLEY BY SUNDAY 
  MORNING... THEN SPREAD EASTWARD TO THE ILLINOIS INDIANA BORDER 
  BY SUNDAY AFTERNOON. THE STRONG WINDS WILL CONTINUE THROUGHOUT 
  THE DAY SUNDAY...GRADUALLY DIMINISHING BY LATE SUNDAY NIGHT. 
  WIND CHILL READINGS WILL DROP BELOW ZERO ON SUNDAY...WITH 
  READINGS RANGING FROM 10 BELOW TO 20 BELOW ZERO BY EARLY 
  MONDAY MORNING. 

* IMPACTS...WHILE THE HEAVIER SNOW IS EXPECTED TO PASS TO THE 
  NORTH LATE TONIGHT AND SUNDAY...THE COMBINATION OF VERY STRONG 
  WINDS...BLOWING SNOW...AND BITTERLY COLD WIND CHILLS WILL 
  CREATE HAZARDOUS CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW
AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

&&

$$

AUTEN
631 
WWUS43 KILX 121009
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
409 AM CST SUN DEC 12 2010

...WINTER STORM TO IMPACT CENTRAL ILLINOIS THIS WEEKEND...

.DEEP LOW PRESSURE WILL TRACK ACROSS THE LOWER GREAT LAKES TODAY.
THE HEAVIEST SNOW FROM THIS SYSTEM WILL REMAIN TO THE NORTH OF
THE AREA...WITH LIGHTER SNOW TRAILING SOUTHWESTWARD INTO CENTRAL
ILLINOIS. AREAS ALONG AND NORTH OF A RUSHVILLE TO BLOOMINGTON LINE
WILL SEE ACCUMULATIONS OF 1 TO 2 INCHES...WITH LOCALLY HIGHER
AMOUNTS POSSIBLE. LOCATIONS TO THE SOUTH WILL SEE AN INCH OR TWO
BY LATE TODAY AS THE STORM SYSTEM SHIFTS OFF TO OUR EAST. IN
ADDITION TO THE SNOWFALL...VERY STRONG NORTHWESTERLY WINDS GUSTING
TO BETWEEN 40 AND 50 MPH WILL DEVELOP ON SUNDAY. THIS WILL LEAD TO
BLOWING AND DRIFTING SNOW...WITH THE WEST TO EAST ROADWAYS BEING
AFFECTED THE MOST BY THE BLOWING SNOW. AS COLDER AIR SURGES INTO
THE REGION...TEMPERATURES WILL DROP INTO THE TEENS ON SUNDAY...
WITH WIND CHILL VALUES PLUNGING WELL BELOW ZERO.

ILZ027>031-036>038-040-041-121800-
/O.CON.KILX.BZ.W.0001.000000T0000Z-101213T0300Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
SCHUYLER-MASON-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA
409 AM CST SUN DEC 12 2010

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING.

* TIMING...SNOW WILL CONTINUE TODAY. AS NORTHWESTERLY WINDS
  INCREASE MARKEDLY THIS MORNING...BLOWING AND FALLING SNOW WILL
  CAUSE SIGNIFICANTLY RESTRICTED VISIBILITIES AND TRAVEL
  DIFFICULTIES.

* ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 1 TO 2
  INCHES...WITH LOCALLY HIGHER AMOUNTS POSSIBLE...BY LATE TODAY.

* WIND...NORTHWESTERLY WINDS GUSTING AS HIGH AS 40 TO 50 MPH WILL
  DEVELOP FROM WEST TO EAST TODAY. THE STRONG WINDS WILL CONTINUE
  THROUGHOUT THE DAY...GRADUALLY DIMINISHING BY LATE THIS EVENING.
  WIND CHILL READINGS WILL DROP BELOW ZERO ON SUNDAY... WITH
  READINGS RANGING FROM 10 BELOW TO 20 BELOW ZERO BY EARLY MONDAY
  MORNING.

* IMPACTS...WHITEOUT CONDITIONS ARE POSSIBLE LATER THIS MORNING
  INTO THIS AFTERNOON MAKING FOR HAZARDOUS TRAVEL. IN ADDITION TO
  THE POOR VISIBILITIES...STRONG WINDS...SNOW COVERED ROADS...AND
  BITTERLY COLD WIND CHILLS WILL ALSO CREATE HAZARDOUS TRAVEL
  CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

&&

$$

ILZ042>057-061>063-066>068-071>073-121800-
/O.CON.KILX.WW.Y.0009.000000T0000Z-101213T0300Z/
LOGAN-DE WITT-PIATT-CHAMPAIGN-VERMILION-CASS-MENARD-SCOTT-MORGAN-
SANGAMON-CHRISTIAN-MACON-MOULTRIE-DOUGLAS-COLES-EDGAR-SHELBY-
CUMBERLAND-CLARK-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-LAWRENCE-
INCLUDING THE CITIES OF...LINCOLN...CHAMPAIGN...URBANA...
DANVILLE...JACKSONVILLE...SPRINGFIELD...TAYLORVILLE...DECATUR...
CHARLESTON...MATTOON...SHELBYVILLE...EFFINGHAM...FLORA...
LAWRENCEVILLE
409 AM CST SUN DEC 12 2010

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING. 

* TIMING...LIGHT SNOW WILL CONTINUE THROUGH THE AFTERNOON AND
  EARLY EVENING HOURS. AS NORTHWESTERLY WINDS INCREASE MARKEDLY
  LATER THIS MORNING...BLOWING SNOW WILL CAUSE RESTRICTED
  VISIBILITIES AND TRAVEL DIFFICULTIES.

* ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS WILL BE AN INCH OR TWO. 

* WIND...NORTHWESTERLY WINDS GUSTING AS HIGH AS 40 TO 50 MPH WILL
  DEVELOP ACROSS THE ILLINOIS RIVER VALLEY THIS MORNING...THEN
  SPREAD EASTWARD TO THE ILLINOIS INDIANA BORDER BY THIS
  AFTERNOON. THE STRONG WINDS WILL CONTINUE THROUGHOUT THE DAY
  SUNDAY...GRADUALLY DIMINISHING BY LATE SUNDAY NIGHT. WIND CHILL
  READINGS WILL DROP BELOW ZERO TODAY...WITH READINGS RANGING
  FROM 10 BELOW TO 20 BELOW ZERO BY EARLY MONDAY MORNING.

* IMPACTS...WHILE THE HEAVIER SNOW IS EXPECTED TO PASS TO THE 
  NORTH LATE TONIGHT AND SUNDAY...THE COMBINATION OF VERY STRONG 
  WINDS...BLOWING SNOW...AND BITTERLY COLD WIND CHILLS WILL 
  CREATE HAZARDOUS CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW
AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

&&

$$
161 
WWUS43 KILX 121550
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
950 AM CST SUN DEC 12 2010

...BLIZZARD CONDITIONS TO CONTINUE AFFECTING PARTS OF CENTRAL
ILLINOIS THIS AFTERNOON...

ILZ027>031-036>038-040-041-122130-
/O.CON.KILX.BZ.W.0001.000000T0000Z-101213T0300Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
SCHUYLER-MASON-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA
950 AM CST SUN DEC 12 2010

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING.

* TIMING...SNOW WILL DIMINISH FROM WEST TO EAST THIS AFTERNOON.
  STRONG WINDS WILL CONTINUE THROUGH THE AFTERNOON AND INTO THE
  FIRST PART OF THE EVENING. 

* ACCUMULATIONS...NEW SNOW ACCUMULATIONS OF 1 TO 2 INCHES ARE
  STILL EXPECTED EAST OF PEORIA...WITH AN INCH OR LESS TO THE
  WEST. SOME LOCALLY HIGHER AMOUNTS ARE POSSIBLE.

* WIND...NORTHWESTERLY WINDS WILL GUST AS HIGH AS 40 TO 50 MPH
  THROUGH THE AFTERNOON...GRADUALLY DIMINISHING BY LATE THIS
  EVENING. 

* IMPACTS...NEAR ZERO VISIBILITY DUE TO WHITEOUT CONDITIONS CAN BE
  EXPECTED IN OPEN AREAS THROUGH LATE AFTERNOON. STARK COUNTY
  REPORTS THEY HAVE PULLED THEIR PLOWS OFF THE ROADS DUE TO THE
  POOR VISIBILITY. WIND CHILLS WILL BE BELOW ZERO AS WELL. TRAVEL
  IS NOT RECOMMENDED THROUGH THIS AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

&&

$$

ILZ042>057-061>063-066>068-071>073-122130-
/O.CON.KILX.WW.Y.0009.000000T0000Z-101213T0300Z/
LOGAN-DE WITT-PIATT-CHAMPAIGN-VERMILION-CASS-MENARD-SCOTT-MORGAN-
SANGAMON-CHRISTIAN-MACON-MOULTRIE-DOUGLAS-COLES-EDGAR-SHELBY-
CUMBERLAND-CLARK-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-LAWRENCE-
INCLUDING THE CITIES OF...LINCOLN...CHAMPAIGN...URBANA...
DANVILLE...JACKSONVILLE...SPRINGFIELD...TAYLORVILLE...DECATUR...
CHARLESTON...MATTOON...SHELBYVILLE...EFFINGHAM...FLORA...
LAWRENCEVILLE
950 AM CST SUN DEC 12 2010

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING. 

* TIMING...LIGHT SNOW WILL SLOWLY DIMINISH THIS AFTERNOON IN AREAS
  WEST OF I-55...BUT STRONG WIND GUSTS WILL CONTINUE THROUGH THE
  AFTERNOON. IN EAST CENTRAL AND SOUTHEAST ILLINOIS...WINDS WILL
  SIGNIFICANTLY INCREASE BY NOON...AND THE SNOW WILL CONTINUE
  THROUGH THE AFTERNOON...DIMINISHING LATE.

* ACCUMULATIONS...NEW SNOW ACCUMULATIONS WEST OF I-55 WILL
  GENERALLY BE AN INCH OR LESS...WITH AN INCH OR TWO EXPECTED IN
  EAST CENTRAL AND SOUTHEAST ILLINOIS.

* WIND...NORTHWEST WINDS WILL GUST AS HIGH AS 40 TO 50 MPH THROUGH
  THE AFTERNOON...GRADUALLY DIMINISHING TONIGHT. 

* IMPACTS...THE COMBINATION OF VERY STRONG WINDS AND BLOWING SNOW
  WILL RESULT IN POOR VISIBILITY IN OPEN AREAS. WIND CHILLS WILL
  FALL BELOW ZERO THIS AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW
AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

&&

$$
GEELHART
076 
WWUS43 KILX 122101
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
301 PM CST SUN DEC 12 2010

ILZ038-130500-
/O.CAN.KILX.BZ.W.0001.000000T0000Z-101213T0300Z/
/O.NEW.KILX.WC.Y.0007.101213T0600Z-101213T1500Z/
/O.EXA.KILX.WW.Y.0009.000000T0000Z-101213T0300Z/
MCLEAN-
INCLUDING THE CITIES OF...BLOOMINGTON...NORMAL
301 PM CST SUN DEC 12 2010

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
CST MONDAY...
...BLIZZARD WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WINTER
WEATHER ADVISORY FOR BLOWING SNOW...WHICH IS IN EFFECT UNTIL 9 PM
CST THIS EVENING. A WIND CHILL ADVISORY HAS ALSO BEEN ISSUED. THIS
WIND CHILL ADVISORY IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST
MONDAY. THE BLIZZARD WARNING HAS BEEN CANCELLED.

* TIMING...LIGHT SNOW WILL GRADUALLY END EARLY THIS EVENING. GUSTY
  NORTHWEST WINDS WILL PERSIST THROUGH THE NIGHT...BUT WILL
  GRADUALLY DIMINISH.

* IMPACTS...THE COMBINATION OF STRONG WINDS AND BLOWING SNOW WILL
  RESULT IN POOR VISIBILITY IN OPEN AREAS.

* WIND CHILL VALUES...NORTHWEST WINDS OF 15 TO 25 MPH...WITH
  HIGHER GUSTS...ARE EXPECTED OVERNIGHT INTO MONDAY MORNING. THESE
  WILL COMBINE WITH SINGLE DIGIT OR SUB ZERO AIR TEMPERATURES TO
  PRODUCE WIND CHILL VALUES OF 15 BELOW OR COLDER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT VISIBILITIES
WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW AROUND. USE
CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES...AND MINIMIZE AS MUCH EXPOSED SKIN AS POSSIBLE.

&&

$$

ILZ027>031-036-037-040-041-130500-
/O.CAN.KILX.BZ.W.0001.000000T0000Z-101213T0300Z/
/O.NEW.KILX.WC.Y.0007.101213T0600Z-101213T1500Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-SCHUYLER-
MASON-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...HAVANA
301 PM CST SUN DEC 12 2010

...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
CST MONDAY...
...BLIZZARD WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST
MONDAY. THE BLIZZARD WARNING HAS BEEN CANCELLED. 

* WIND CHILL VALUES...NORTHWEST WINDS OF 15 TO 25 MPH...WITH
  HIGHER GUSTS...ARE EXPECTED OVERNIGHT INTO MONDAY MORNING.
  THESE WILL COMBINE WITH SINGLE DIGIT OR SUB ZERO AIR
  TEMPERATURES TO PRODUCE WIND CHILL VALUES OF 15 BELOW OR COLDER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES...AND MINIMIZE AS MUCH EXPOSED SKIN AS POSSIBLE.

&&

$$

ILZ042-047>051-130500-
/O.CAN.KILX.WW.Y.0009.000000T0000Z-101213T0300Z/
/O.NEW.KILX.WC.Y.0007.101213T0600Z-101213T1500Z/
LOGAN-CASS-MENARD-SCOTT-MORGAN-SANGAMON-
INCLUDING THE CITIES OF...LINCOLN...JACKSONVILLE...SPRINGFIELD
301 PM CST SUN DEC 12 2010

...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
CST MONDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST
MONDAY. THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. 

* WIND CHILL VALUES...NORTHWEST WINDS OF 15 TO 25 MPH...WITH
  HIGHER GUSTS...ARE EXPECTED OVERNIGHT INTO MONDAY MORNING.
  THESE WILL COMBINE WITH SINGLE DIGIT OR SUB ZERO AIR
  TEMPERATURES TO PRODUCE WIND CHILL VALUES OF 15 BELOW OR COLDER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES...AND MINIMIZE AS MUCH EXPOSED SKIN AS POSSIBLE.

&&

$$

ILZ043-052-053-130500-
/O.NEW.KILX.WC.Y.0007.101213T0600Z-101213T1500Z/
/O.CON.KILX.WW.Y.0009.000000T0000Z-101213T0300Z/
DE WITT-CHRISTIAN-MACON-
INCLUDING THE CITIES OF...TAYLORVILLE...DECATUR
301 PM CST SUN DEC 12 2010

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
CST MONDAY...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST
MONDAY. A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM
CST THIS EVENING. 

* TIMING...LIGHT SNOW WILL GRADUALLY END EARLY THIS EVENING. GUSTY
  NORTHWEST WINDS WILL PERSIST THROUGH THE NIGHT...BUT WILL
  GRADUALLY DIMINISH.

* ACCUMULATIONS...NEW SNOW ACCUMULATIONS OF AN INCH OR LESS ARE
  ANTICIPATED.

* IMPACTS...THE COMBINATION OF STRONG WINDS AND BLOWING SNOW WILL
  RESULT IN POOR VISIBILITY IN OPEN AREAS.

* WIND CHILL VALUES...NORTHWEST WINDS OF 15 TO 25 MPH...WITH
  HIGHER GUSTS...ARE EXPECTED OVERNIGHT INTO MONDAY MORNING. THESE
  WILL COMBINE WITH SINGLE DIGIT OR SUB ZERO AIR TEMPERATURES TO
  PRODUCE WIND CHILL VALUES OF 15 BELOW OR COLDER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW
AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES...AND MINIMIZE AS MUCH EXPOSED SKIN AS POSSIBLE.

&&

$$

ILZ044>046-054>057-061>063-066>068-071>073-130300-
/O.CON.KILX.WW.Y.0009.000000T0000Z-101213T0300Z/
PIATT-CHAMPAIGN-VERMILION-MOULTRIE-DOUGLAS-COLES-EDGAR-SHELBY-
CUMBERLAND-CLARK-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-LAWRENCE-
INCLUDING THE CITIES OF...CHAMPAIGN...URBANA...DANVILLE...
CHARLESTON...MATTOON...SHELBYVILLE...EFFINGHAM...FLORA...
LAWRENCEVILLE
301 PM CST SUN DEC 12 2010

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING. 

* TIMING...LIGHT SNOW WILL GRADUALLY END THIS EVENING. GUSTY
  NORTHWEST WINDS WILL PERSIST THROUGH THE NIGHT...BUT WILL
  GRADUALLY DIMINISH.

* ACCUMULATIONS...NEW SNOW ACCUMULATIONS OF AN INCH OR LESS ARE
  ANTICIPATED.

* IMPACTS...THE COMBINATION OF STRONG WINDS AND BLOWING SNOW WILL
  RESULT IN POOR VISIBILITY IN OPEN AREAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW
AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

&&

$$

BAK

What forecasters said that day

The local office's own words before this blizzard 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 blizzard warning went out at Dec 11, 2:13 PM CST, 22 minutes earlier.

Area forecast discussion, Dec 11, 2:13 PM CST, 22 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LINCOLN IL
213 PM CST SAT DEC 11 2010

.DISCUSSION...
ISSUED 213 PM CST SAT DEC 11 2010

MAJOR WINTER STORM IS CURRENTLY IMPACTING CENTRAL AND SOUTHEAST
ILLINOIS...AND WE WILL CONTINUE TO FEEL ITS IMPACTS INTO SUNDAY
NIGHT. WHILE CHILLY RAINS ARE PRESENTLY OCCURRING ON THE FRONT
SIDE OF THE SYSTEM...STRONG WINDS...ACCUMULATING SNOWS...AND
BLOWING/DRIFTING SNOW ARE ON TAP FOR MANY AREAS LATE TONIGHT INTO
SUNDAY EVENING AS THE BACK SIDE OF THE STORM MOVES THROUGH. MAIN
FORECAST CONCERNS TODAY REVOLVE AROUND TIMING/EXTENT OF ABOVE
MENTIONED WINTER STORM IMPACTS.

12Z MODELS IN GOOD OVERALL AGREEMENT THROUGH THE SHORT TERM OF THE
FORECAST. MOST HAVE TRENDED A BIT FURTHER SOUTH WITH THE TRACK OF
THE CURRENT STORM...BRINGING CENTRAL ILLINOIS A LITTLE CLOSER TO
THE TRACK OF THE SURFACE LOW. RECENT PRESSURE RISE/FALL COUPLETS
SUGGEST THE CENTER OF THE SURFACE LOW SHOULD STAY NORTH OF THE
FORECAST AREA...ALONG WITH THE HEAVY SNOW AXIS.

SHORT TERM...TONIGHT THROUGH TUESDAY...COLD FRONT EXTENDING SOUTH
OF THE SURFACE LOW SHOULD CLEAR THE FORECAST AREA TO THE EAST BY
EARLY THIS EVENING. ALL OF THE PREFRONTAL PRECIPITATION SHOULD
CONTINUE TO FALL IN THE FORM OF RAIN. THEN...ONCE THE FRONT CLEARS
THE AREA...A SEVERAL HOUR LULL IN THE PRECIPITATION IS LIKELY
UNTIL THE WRAP AROUND/DEFORMATION ZONE SNOWFALL PUSHES IN LATE
TONIGHT/EARLY SUNDAY. HOWEVER...THERE WILL BE A TIME IMMEDIATELY
AFTER FROPA INTO THE EARLY OVERNIGHT HOURS WHERE FREEZING DRIZZLE
IS POSSIBLE. FORECAST SOUNDINGS BEHIND THE FRONT BUT AHEAD OF THE
DEFORMATION ZONE SUGGEST A THICK LOW LEVEL MOIST LAYER THAT WILL
BE TOO WARM FOR MANY ICE CRYSTALS. SUFFICIENT SHEAR IS PRESENT IN
THIS MOIST LAYER TO PRODUCE FREEZING DRIZZLE.

THE SNOWFALL ASSOCIATED WITH THE DEFORMATION ZONE WILL WRAP IN
FROM WEST TO EAST LATE TONIGHT INTO SUNDAY MORNING. THIS SNOWFALL
WILL BE ACCOMPANIED BY WINDS GUSTING OVER 40 MPH...ESPECIALLY
AFTER SUNRISE SUNDAY. WINDS THIS STRONG SHOULD PRODUCE BLIZZARD
CONDITIONS ROUGHLY ALONG/NORTH OF A RUSHVILLE TO BLOOMINGTON
LINE WHERE THERE SHOULD BE MORE SNOW AVAILABLE FOR THE WINDS TO
BLOW AROUND. SNOWFALL NORTH OF THIS LINE SHOULD BE ON THE ORDER OF
2-3 INCHES...WITH AN INCH OR TWO EXPECTED FURTHER SOUTH. WILL HAVE
TO KEEP AN EYE ON CONVECTIVE SNOW POTENTIAL IN THE DEFORMATION
BAND THAT COULD BOOST SNOWFALL TOTALS. HOWEVER...UNLIKE OUR LAST
STORM ABOUT A WEEK AGO...THE PARAMETERS FOR BANDED SNOW DO NOT
LOOK AS FAVORABLE WITH THIS STORM.

DECIDED TO UPGRADE THE WINTER WEATHER ADVISORY TO A BLIZZARD
WARNING ROUGHLY ALONG/NORTH OF A RUSHVILLE TO BLOOMINGTON LINE...
WITH THE WARNING IN EFFECT FROM 3 AM TO 9 PM SUNDAY. THE BLIZZARD
CONDITIONS WILL BE MOST LIKELY FROM SUNRISE INTO EARLY AFTERNOON
WHEN THE HEAVIEST FALLING SNOW IS ANTICIPATED. ADJUSTED THE WINTER
WEATHER ADVISORY TO THE SAME TIME FRAME AND INCLUDED THE ENTIRE
FORECAST AREA.

ONCE THE STORM CLEARS...UNSEASONABLY COLD CONDITIONS ARE EXPECTED
THROUGH THE REST OF THE SHORT TERM OF THE FORECAST. SINGLE DIGIT
OR SUB ZERO LOWS ARE ANTICIPATED SUNDAY/MONDAY NIGHT...WITH
DAYTIME HIGHS STRUGGLING OR FAILING TO REACH THE TEENS ON MONDAY
AND TUESDAY. A WIND CHILL ADVISORY MAY BE NEEDED SUNDAY NIGHT...AT
LEAST IN NORTHERN PORTIONS OF THE FORECAST AREA...AS BITTERLY
COLD AIR ARRIVES BEFORE THE WINDS BEHIND THE STORM DIE OFF. THIS
THREAT WILL CERTAINLY NEED TO BE CONSIDERED BY LATER SHIFTS.

LONG TERM...WEDNESDAY THROUGH SATURDAY...MODELS/ENSEMBLES SHOW
QUITE A BIT OF SPREAD THROUGH THE PERIOD...ESPECIALLY WITH RESPECT
TO THE ARRIVAL OF OUR NEXT PRECIPITATION RISK. AN AMPLIFIED UPPER
FLOW PATTERN WILL BE IN PLACE FOR THE FIRST PART OF THE WEEK...
AND THE OVERALL HEMISPHERIC FLOW SUPPORTS THIS PATTERN LINGERING
THROUGH THE WEEK. WITH THIS IN MIND...FAVOR THE SLOWER ARRIVAL
TIME OF OUR NEXT SYSTEM ADVERTISED BY THE ECMWF ENSEMBLE MEAN
WEDNESDAY NIGHT INTO THURSDAY...WHICH WOULD BE NEARLY 24 HOURS
SLOWER THAN THE GFS ENSEMBLE MEAN. THE FLATTER/FASTER FLOW OF THE
GFS ALSO WOULD SUPPORT MORE WARM AIR ALOFT/FREEZING RAIN POTENTIAL
THAN THE ECMWF DUE TO THE COLD SURFACE AIR IN PLACE. FOR
NOW...WILL FAVOR PREDOMINANTLY SNOW FOR  MOST AREAS. IN ANY
EVENT...HAVE ONLY GONE WITH A SLIGHT CHANCE OF PRECIPITATION AT
THIS TIME DUE TO THE CONSIDERABLE UNCERTAINTY. THE PERSISTENT
PATTERN SUGGESTS AT LEAST SOMEWHAT BELOW NORMAL TEMPERATURES WILL
BE WITH US FOR THE FORESEEABLE FUTURE.

BAK
&&

.AVIATION...
ISSUED 1127 AM CST SAT DEC 11 2010

WIDESPREAD IFR CONDITIONS TO CONTINUE EARLY IN THE AFTERNOON...AS
STEADY RAIN BECOMES MORE SHOWERY IN NATURE. STRONG COLD FRONT
EXPECTED TO REACH KPIA/KSPI TOWARD 21-22Z...THEN PROGRESS EAST TO
KCMI BY 01Z. AS DRY SLOT PUSHES IN BEHIND THE FRONT...THERE SHOULD
BE A PERIOD OF A FEW HOURS THIS EVENING WHERE CEILINGS IMPROVE TO
AROUND 2500 FEET. AFTER THAT...WRAPAROUND SNOW EXPECTED TO
OVERSPREAD THE TAF SITES FROM 09-12Z.

AS UPPER LOW PUSHES SOUTHEAST OF THE TAF SITES EARLY SUNDAY
MORNING...AM EXPECTING SHARPLY HIGHER WINDS AFTER 13-14Z...WITH
NORTHWEST WINDS GUSTING FROM 30-40 KNOTS MOST OF THE DAY. SHOULD
BE SOME AREAS OF BLOWING AND DRIFTING SNOW...DEPENDENT ON HOW MUCH
SNOW ACCUMULATES LATE TONIGHT AND SUNDAY.

GEELHART
&&

.ILX WATCHES/WARNINGS/ADVISORIES...
WINTER WEATHER ADVISORY FROM 3 AM TO 9 PM CST SUNDAY FOR
ILZ042>057-061>063-066>068-071>073.

BLIZZARD WARNING FROM 3 AM TO 9 PM CST SUNDAY FOR ILZ027>031-
036>038-040-041.

&&
Hazardous weather outlook, Dec 11, 11:37 AM CST, 2 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LINCOLN IL
1137 AM CST SAT DEC 11 2010

ILZ027>031-036>038-040>043-047>051-121200-
CASS-DE WITT-FULTON-KNOX-LOGAN-MARSHALL-MASON-MCLEAN-MENARD-
MORGAN-PEORIA-SANGAMON-SCHUYLER-SCOTT-STARK-TAZEWELL-WOODFORD-
1137 AM CST SAT DEC 11 2010

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
6 AM CST MONDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A MAJOR WINTER STORM WILL MOVE ACROSS IOWA AND INTO NORTHERN
ILLINOIS BY TONIGHT. RAIN WILL BE THE RULE TODAY...AND POSSIBLY
END AS SOME LIGHT SNOW LATE THIS AFTERNOON. AS THE STORM SHIFTS
OFF TO OUR EAST LATER TONIGHT...LOOK FOR SNOW TO OVERSPREAD THE
AREA FROM THE WEST AFTER MIDNIGHT...AS WINDS BEGIN TO INCREASE BY
SUNDAY MORNING. ACCUMULATIONS BY SUNRISE WILL GENERALLY BE AROUND
AN INCH.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

HIGH WINDS AND PERIODS OF SNOW CAN BE EXPECTED SUNDAY...WITH
ADDITIONAL ACCUMULATIONS OF AROUND AN INCH. TOTAL ACCUMULATIONS
WILL RANGE FROM 2 TO 3 INCHES...WITH LOCAL HIGHER AMOUNTS POSSIBLE
BY SUNDAY EVENING. NORTHWEST WINDS OF 25 TO 35 MPH WILL PREVAIL
ACROSS THE AREA WITH WIND GUSTS APPROACHING 50 MPH. THIS WILL
PRODUCING BLOWING AND DRIFTING SNOW...WITH LOCAL WHITEOUT
CONDITIONS POSSIBLE IN SOME OF THE OUTLYING AREAS.

WIND CHILLS WILL BE BELOW ZERO BY SUNDAY MORNING...CONTINUING
THROUGH TUESDAY MORNING. THEY MAY REACH AS LOW AS 15 TO 20 BELOW
ZERO SUNDAY NIGHT INTO MONDAY MORNING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED...HOWEVER...REPORTS OF SNOW
ACCUMULATIONS WOULD BE APPRECIATED.

ILZ044>046-052>057-061-121200-
CHAMPAIGN-CHRISTIAN-COLES-DOUGLAS-EDGAR-MACON-MOULTRIE-PIATT-
SHELBY-VERMILION-
1137 AM CST SAT DEC 11 2010

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
6 AM CST MONDAY...

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

AN ISOLATED THUNDERSTORM WILL BE POSSIBLE TODAY. NO SEVERE WEATHER
IS EXPECTED. SOME LIGHT SNOW MAY DEVELOP ACROSS THE AREA TONIGHT.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A MAJOR WINTER STORM WILL MOVE ACROSS THE LOWER GREAT LAKES ON
SUNDAY...BRINGING PERIODS OF SNOW AND HIGH WINDS TO THE AREA.
ACCUMULATIONS WILL RANGE FROM 1 TO 2 INCHES...WITH SOME HIGHER
AMOUNTS POSSIBLE AROUND CHAMPAIGN AND DANVILLE. HOWEVER...WIND
GUSTS WILL INCREASE TO BETWEEN 40 TO 45 MPH BY LATE SUNDAY
MORNING...WHICH WILL RESULT IN AREAS OF BLOWING AND DRIFTING
SNOW.

WIND CHILLS WILL FALL BELOW ZERO ON SUNDAY...AND MAY BE AS LOW AS
15 BELOW ZERO SUNDAY NIGHT THROUGH EARLY MONDAY MORNING. SUB ZERO
WIND CHILLS ARE AGAIN EXPECTED MONDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED...HOWEVER...ANY SNOWFALL
REPORTS WOULD BE APPRECIATED.

ILZ062-063-066>068-071>073-121200-
CLARK-CLAY-CRAWFORD-CUMBERLAND-EFFINGHAM-JASPER-LAWRENCE-RICHLAND-
1137 AM CST SAT DEC 11 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST ILLINOIS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

ISOLATED THUNDERSTORMS WILL BE POSSIBLE TODAY. NO SEVERE WEATHER
IS EXPECTED.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A MAJOR WINTER STORM WILL MOVE ACROSS THE LOWER GREAT LAKES THROUGH
SUNDAY EVENING. WINDS ARE EXPECTED TO INCREASE OUT OF THE NORTHWEST
DURING THE DAY SUNDAY...AS THE STORM PULLS AWAY FROM THE AREA.
SNOW WILL OVERSPREAD THE AREA FROM THE WEST DURING THE DAY WITH
ACCUMULATIONS OF AN INCH OR LESS.

WIND GUSTS OF 40 TO 45 MPH CAN BE EXPECTED THROUGH SUNDAY EVENING...SO
ANY SNOW THAT DOES ACCUMULATE WILL BLOW AROUND WITH THE STRONG
WINDS MAKING TRAVEL DIFFICULT IN SOME AREAS.

WIND CHILLS WILL FALL BELOW ZERO BY LATE SUNDAY AFTERNOON...
PERSISTING INTO MONDAY MORNING. SUB ZERO WIND CHILLS ARE AGAIN
EXPECTED MONDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED TONIGHT.

GEELHART

Nearby

Blizzard Warnings in Illinois, 2010Every blizzard warning in 2010

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.