Alert archive / Missouri / Winter Storm Warnings in 2008

Winter Storm Warning 3, NWS St. Louis, MO

February 20, 200823 counties in Missouri; 14 counties in Illinois

NWS St. Louis, MO issued this winter storm warning at Feb 20, 2008, 4:31 PM CST for 23 counties in Missouri; 14 counties in Illinois. It took effect at Feb 20, 2008, 9:58 PM CST. It was in force for 42 hr. 60 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 20, 2008, 4:31 PM CST (22:31 UTC)
In effect from
Feb 20, 2008, 9:58 PM CST
Expired
Feb 22, 2008, 4:00 PM CST
In force
42 hr
Issued by
NWS St. Louis, MO
All 37 counties

Bond County, IL, Calhoun County, IL, Clinton County, IL, Fayette County, IL, Greene County, IL, Jersey County, IL, Macoupin County, IL, Madison County, IL, Marion County, IL, Monroe County, IL, Montgomery County, IL, Randolph County, IL, Saint Clair County, IL, Washington County, IL, Audrain County, MO, Boone County, MO, Callaway County, MO, City of Saint Louis, MO, Cole County, MO, Crawford County, MO, Franklin County, MO, Gasconade County, MO, Iron County, MO, Jefferson County, MO, Lincoln County, MO, Madison County, MO, Moniteau County, MO, Montgomery County, MO, Osage County, MO, Pike County, MO, Reynolds County, MO, Saint Charles County, MO, Saint Francois County, MO, Saint Louis County, MO, Sainte Genevieve County, MO, Warren County, MO, Washington County, MO

The radar

The St Louis radar (KLSX), 15 km from the middle of the area, began a volume at 22:31 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, 3:26 AM CSTFREEZING RAIN 0.25Viburnum, MOAMBULANCE PERSONNEL REPORTED ICE COVERED ROADS WITH 1/4 INCH ICE ACCUMULATION.
Feb 21, 5:30 AM CSTSNOW 0.52 Wsw Cottleville, MO
Feb 21, 6:00 AM CSTFREEZING RAIN 0Arcadia, MOTHIN LAYER OF ICE AND SLEET ON THE GROUND AND TREES
Feb 21, 6:00 AM CSTSLEET 0.24 Se Belleview, MOSLEET CONTINUES
Feb 21, 6:00 AM CSTSLEET 0.2Weldon Spring, MO
Feb 21, 6:39 AM CSTSLEET 0.3Columbia, MOPRIMARILY SLEET ACCUMULATION, THERE WAS SOME FREEZING DRIZZLE AND SNOW EARLIER.
Feb 21, 6:39 AM CSTSLEET 0.3Steelville, MOSLEET CONTINUES
Feb 21, 6:42 AM CSTSLEET 0.3S Columbia, MOABOUT MIDWAY BETWEEN COLUMBIA AND THE REGIONAL AIRPORT
Feb 21, 6:42 AM CSTSNOW 0Old Monroe, MO
Feb 21, 6:45 AM CSTFREEZING RAIN 0Ballwin, MOLIGHT GLAZE
Feb 21, 6:45 AM CSTSNOW 0Fosterburg, ILMIXTURE OR SNOW AND SLEET, ROADS BECOMING SLICK.
Feb 21, 6:48 AM CSTFREEZING RAIN 0Belleville, ILMIXTURE OF LIGHT FREEZING RAIN AND SLEET. ICE ACCUMULATION T, SLEET ACCUMULATION 0.10
Feb 21, 6:57 AM CSTSLEET 0.2Rosebud, MOBEGAN AS FREEZING RAIN EARLIER THIS MORNING
Feb 21, 7:00 AM CSTSLEET 0St. Libory, ILSLEET COVERING THE GROUND.
Feb 21, 7:00 AM CSTSLEET 0.1Fredericktown, MO
Feb 21, 7:00 AM CSTSLEET 0.1Harvester, MOSLEET AND SNOW.
Feb 21, 7:00 AM CSTSLEET 0.2Jefferson City, MO
Feb 21, 7:00 AM CSTSNOW 0.1University City, MOMIXTURE OF SNOW AND SLEET
Feb 21, 7:19 AM CSTSLEET 0Washington, MOSLEET COVERING THE GROUND.
Feb 21, 7:42 AM CSTSLEET 0.1St. Peters, MOIN ADDITION TO SLEET AND SNOW, THERE IS A LIGHT GLAZING ON ALL SURFACES FROM LIGHT FREEZING RAIN/DRIZZLE.
Feb 21, 7:45 AM CSTFREEZING RAIN 0Fenton, MOTRACE OF FREEZING DRIZZLE, COVERING ALL SURFACES.
Feb 21, 7:54 AM CSTSLEET 0Bethalto, ILTRACE OF SLEET AND SNOW COVERING THE GROUND.
Feb 21, 8:00 AM CSTSLEET 0.17 Ssw St. Charles, MO
Feb 21, 8:00 AM CSTSLEET 0.2Washington, MOSTRARTED AS FREEZING RAIN, ALL SLEET NOW. 0.1 ICE, 0.1 SLEET.
Feb 21, 8:00 AM CSTSLEET 0.3Linn, MOHEAVY AT TIMES.
Feb 21, 8:00 AM CSTSNOW 0Jerseyville, ILTRACE, FLURRIES.
Feb 21, 8:00 AM CSTSNOW 0.11 N Elsberry, MOLIGHT SNOW MIXED WITH SLEET AT TIMES.
Feb 21, 8:25 AM CSTSLEET 0.1Farmington, MOPRIMARILY SLEET NOW, STARTED AS FREEZING RAIN/FREEZING DRIZZLE.
Feb 21, 8:50 AM CSTSLEET 0.8Lebanon, ILSLEET AND SNOW.
Feb 21, 9:00 AM CSTSLEET 0.253 N Union, MO
Feb 21, 9:00 AM CSTSLEET 0.25N Wellsville, MOCOMBINATION OF SLEET AND SNOW TOTALING TO A QUARTER OF AN INCH.
Feb 21, 9:00 AM CSTSLEET 0.51 Sw Maeystown, IL
Feb 21, 9:10 AM CSTSLEET 0.2St. Peters, MOMIXTURE OF PRIMARILY SLEET WITH A SMALL AMOUNT OF SNOW.
Feb 21, 9:10 AM CSTSLEET 0.4Rich Fountain, MOCOMBINATION OF SLEET AND SNOW.
Feb 21, 9:25 AM CSTFREEZING RAIN 0Middletown, MOLIGHT FREEZING RAIN CURRENTLY FALLING WITH A TRACE OF SNOW AND SLEET ON THE GROUND FROM EARLIER.
Feb 21, 9:25 AM CSTSLEET 0Mount Olive, ILFREEZING RAIN AND SLEET JUST BEGINNING WITH ONLY A TRACE OF SLEET AND GLAZE SO FAR.
Feb 21, 9:25 AM CSTSLEET 0.2Fulton, MOCOMBINATION OF SNOW AND SLEET.
Feb 21, 9:25 AM CSTSLEET 0.256 Se New Haven, MO
Feb 21, 9:25 AM CSTSLEET 0.3Elsah, ILCOMBINATION OF SNOW, SLEET, AND ICE ACCUMULATION.
Feb 21, 9:30 AM CSTSLEET 0.5Schubert, MOFREEZING RAIN AND SLEET CURRENTLY FALLING WITH A HALF INCH ON THE GROUND.
Feb 21, 9:40 AM CSTSLEET 0.256 S Columbia, MOQUARTER INCH OF SLEET WITH A COMBINATION OF SLEET AND FREEZING RAIN CURRENTLY FALLING.
Feb 21, 9:45 AM CSTSLEET 0.254 S Columbia, MOCURRENTLY SLEETING AT THE TIME OF REPORT.
Feb 21, 9:45 AM CSTSLEET 0.444 Wsw Steelville, MOCOMBINATION OF SNOW AND SLEET ... CURRENTLY SLEET AND FREEZING RAIN WITH A TRANSITIONING MORE TO FREEZING RAIN.
Feb 21, 10:00 AM CSTSNOW 0.2De Soto, MO
Feb 21, 10:15 AM CSTSLEET 0.5Hazelwood, MOMODERATE SLEET CURRENTLY FALLING.
Feb 21, 10:40 AM CSTSLEET 11 S Warrenton, MOHEAVY SLEET CURRENTLY FALLING.
Feb 21, 10:45 AM CSTSLEET 0.6New Haven, MOMODERATE TO HEAVY SLEET FALLING AT TIME OF REPORT.
Feb 21, 10:50 AM CSTSLEET 0.25N Wellsville, MOCOMBINATION OF SNOW AND SLEET ON THE GROUND.
Feb 21, 10:50 AM CSTSLEET 0.753 Ese Eugene, MOSLEET CURRENTLY FALLING AT THE TIME OF REPORT.
Feb 21, 10:50 AM CSTSLEET 0.9Belgrade, MOSNOW, SLEET AND FREEZING RAIN ACCUMULATIONS.
Feb 21, 10:55 AM CSTSLEET 0.12 S Smithton, ILCOMBINATION OF SNOW, SLEET AND FREEZING RAIN.
Feb 21, 11:05 AM CSTSLEET 0.5W Potosi, MOESTIMATED 1/8 OF AN INCH OF ICE ACCUMULATION.
Feb 21, 11:15 AM CSTSLEET 0.5Union, MOCURRENTLY LIGHT SLEET FALLING.
Feb 21, 11:25 AM CSTSLEET 0.5Farmington, MO
Feb 21, 11:30 AM CSTSLEET 0.1Bowling Green, MO
Feb 21, 11:35 AM CSTSLEET 0.2Bowling Green, MOSNOW AND SLEET CURRENTLY FALLING AT TIME OF REPORT.
Feb 21, 11:35 AM CSTSLEET 0.5Mexico, MOGLAZE OF ICE ON EXPOSED SURFACES.
Feb 21, 11:40 AM CSTSLEET 0.55 Sw Steelville, MOLIGHT SLEET FALLING CURRENTLY ... LIGHT GLAZE OF ICE ON EXPOSED SURFACES.
Feb 21, 12:10 PM CSTSLEET 0.25 W Breese, ILLIGHT GLAZING OF ICE WITH LIGHT FREEZING RAIN FALLING AT PRESENT.
Feb 21, 12:25 PM CSTSLEET 0.2Cadet, MOSLEETING CURRENTLY WITH INTERMITTANT HEAVY BURSTS OF FREEZING RAIN.

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, 10.5 hours before the alert went out and 248 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 2008-02-20Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2008-02-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -36 square meters per square second.1939587897117136Sfc1 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
687 m above ground
0-6 km bulk shear
94 kt
0-1 km storm-relative helicity
-36 m²/s²
0-3 km storm-relative helicity
231 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.

000 
WWUS43 KLSX 202231
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
431 PM CST WED FEB 20 2008

...WINTER STORM WILL AFFECT AREA BEGINNING LATE TONIGHT AND
CONTINUE INTO FRIDAY...

.A STORM SYSTEM CURRENTLY OVER THE SOUTHWESTERN UNITED STATES
WILL MOVE SLOWLY NORTHEAST ACROSS MISSOURI AND ILLINOIS THURSDAY
AND FRIDAY. THIS SYSTEM WILL CAUSE MOIST AND RELATIVELY WARM AIR
FROM GULF OF MEXICO TO MOVE OVER THE ARCTIC COLD AIR THAT IS
ENTRENCHED AT THE LOWEST LEVELS OF THE ATMOSPHERE. A BROAD SWATH
OF PRECIPITATION IS EXPECTED TO IMPACT MUCH OF THE AREA...WITH
THE WARMER AIR ALOFT CHANGING THE PRECIPITATION OVER TO A WINTRY
MIX OF FREEZING RAIN...SLEET AND SNOW IN GENERALLY IN AREAS SOUTH
OF INTERSTATE 70...WITH SNOW AND SLEET IN AREAS TO THE NORTH.
PRECIPITATION IS NOT EXPECTED TO BE CONTINUOUS THROUGH THE ENTIRE
PERIOD...WITH SOME SMALL BREAKS DURING THIS TIME...AS THE STORM
ACTUALLY CONSISTS OF TWO DIFFERENT PARTS. THERE IS REASONABLY
HIGH CONFIDENCE IN SIGNIFICANT ICE ACCUMULATIONS OVER PARTS OF
SOUTHEAST MISSOURI BUT THERE STILL REMAINS SOME UNCERTAINTY WITH
THE ICE...SLEET...AND SNOW AMOUNTS FOR AREAS FURTHER TO THE NORTH
OVER NORTHEAST...CENTRAL...AND EAST CENTRAL MISSOURI AND WEST
CENTRAL AND PARTS OF SOUTHWEST ILLINOIS. DESPITE THE UNCERTAINTY...
THERE STILL REMAINS THE POTENTIAL FOR SEVERAL INCHES OF SNOW...
SLEET AND ICE FROM THIS STORM WHEN IT EXITS FRIDAY AFTERNOON.


MOZ072>074-084-085-099-211100-
/O.UPG.KLSX.WS.A.0004.080221T0600Z-080223T0000Z/
/O.NEW.KLSX.WS.W.0003.080221T0900Z-080223T0000Z/
CRAWFORD-WASHINGTON-ST. FRANCOIS-IRON-MADISON-REYNOLDS-
INCLUDING THE CITY OF...FARMINGTON
431 PM CST WED FEB 20 2008

...WINTER STORM WARNING IN EFFECT FROM 3 AM THURSDAY TO 6 PM CST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 3 AM THURSDAY TO 6 PM CST
FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

A WINTRY MIX OF SNOW...SLEET...AND FREEZING RAIN WILL OVERSPREAD
THE AREA LATE TONIGHT AND CONTINUE...WITH SOME SMALL BREAKS...
UNTIL IT EXITS FRIDAY AFTERNOON.

SIGNIFICANT ICE ACCUMULATIONS...EXCEEDING ONE QUARTER OF AN
INCH...ARE LIKELY WHEN THIS STORM ENDS FRIDAY AFTERNOON. IN
ADDITION...ONE TO THREE INCHES OF SNOW AND SLEET ACCUMULATIONS ARE
LIKELY AS WELL. 

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

$$

ILZ058>060-064-065-069-070-074-079-098>102-MOZ041-047>052-059>065-
075-211100-
/O.CON.KLSX.WS.A.0004.080221T1200Z-080223T0000Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-RANDOLPH IL-CALHOUN IL-JERSEY IL-
MADISON IL-ST. CLAIR IL-MONROE IL-BOONE-MONITEAU-COLE-OSAGE-
CALLAWAY-MONTGOMERY-LINCOLN-GASCONADE-WARREN-ST. CHARLES-FRANKLIN-
ST. LOUIS-ST. LOUIS CITY-JEFFERSON-STE. GENEVIEVE-
INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM...
CHESTER...EDWARDSVILLE...BELLEVILLE...COLUMBIA...JEFFERSON CITY...
ST CHARLES...UNION...ST LOUIS
431 PM CST WED FEB 20 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY MORNING
THROUGH FRIDAY AFTERNOON...

A WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY MORNING
THROUGH FRIDAY AFTERNOON. 

PRECIPITATION IS EXPECTED TO BEGIN THURSDAY MORNING AS ALL SNOW...
BUT THEN BECOME MIXED WITH SLEET OR FREEZING RAIN BY AFTERNOON...
AND CONTINUE INTERMITTENTLY INTO FRIDAY. BY FRIDAY...AS COLDER AIR
WORKS BACK IN...THE PRECIPITATION IS EXPECTED TO BECOME MOSTLY
SNOW AGAIN. 

BY LATE FRIDAY AFTERNOON...SEVERAL INCHES OF SNOW AND SLEET...
ALONG WITH SMALL ACCUMULATIONS OF ICE...ARE POSSIBLE FROM THIS
WINTER STORM.

A WINTER STORM WATCH IS ADVANCED NOTICE THAT SEVERE WINTER
WEATHER IS POSSIBLE IN THE WATCH AREA...IT DOES NOT MEAN IT IS A
CERTAINTY. THOSE IN THE WATCH AREA SHOULD BEGIN PREPARING IN CASE
THE STORM DOES MATERIALIZE. IF YOU HAVE TRAVEL PLANNED...YOU MAY
WANT TO ADJUST YOUR TRAVEL TIME TO AVOID THE STORM. ALSO...YOU
SHOULD USE THIS ADVANCED NOTICE TO MAKE CERTAIN YOUR VEHICLE IS
WINTERIZED. MAKE PREPARATIONS AT HOME BY STOCKING EMERGENCY
SUPPLIES...SUCH AS FOOD...MEDICINE...AND EXTRA HEATING FUEL...
JUST IN CASE THE STORM MAKES TRAVEL IMPOSSIBLE. THIS IS
ESPECIALLY IMPORTANT FOR THOSE LIVING IN RURAL AREAS.

$$

TES
7 follow-up statements
000 
WWUS43 KLSX 210358
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
958 PM CST WED FEB 20 2008

...WINTER STORM WILL AFFECT AREA BEGINNING LATE TONIGHT AND
CONTINUE INTO FRIDAY...

.THE INGREDIENTS FOR THE WINTER STORM WHICH WILL AFFECT OUR AREA
LATE TONIGHT...THURSDAY...AND FRIDAY ARE RAPIDLY COMING TOGETHER
OVER THE SOUTHERN PLAINS. LATEST WEATHER DATA IS SHOWING THAT THE
FIRST WAVE OF PRECIPITATION WILL MOVE INTO SOUTHEASTERN MISSOURI
DURING THE PRE-DAWN HOURS OF THURSDAY MORNING...WITH PRECIPITATION
SPREADING NORTHEAST THROUGH THE DAY. SIGNIFICANT ICING CAN BE
EXPECTED ACROSS THE EASTERN OZARKS WHILE A WINTRY MIX OF SLEET AND
SNOW IS EXPECTED ALONG THE INTERSTATE 70 CORRIDOR UP INTO PARTS OF
NORTHEAST MISSOURI AND WEST CENTRAL ILLINOIS.

ILZ058>060-064-065-069-070-074-079-098>102-MOZ041-047>052-059>065-
075-211600-
/O.UPG.KLSX.WS.A.0004.080221T1200Z-080223T0000Z/
/O.EXB.KLSX.WS.W.0003.080221T1200Z-080223T0000Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-RANDOLPH IL-CALHOUN IL-JERSEY IL-
MADISON IL-ST. CLAIR IL-MONROE IL-BOONE-MONITEAU-COLE-OSAGE-
CALLAWAY-MONTGOMERY-LINCOLN-GASCONADE-WARREN-ST. CHARLES-FRANKLIN-
ST. LOUIS-ST. LOUIS CITY-JEFFERSON-STE. GENEVIEVE-
INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM...
CHESTER...EDWARDSVILLE...BELLEVILLE...COLUMBIA...JEFFERSON CITY...
ST CHARLES...UNION...ST LOUIS
958 PM CST WED FEB 20 2008

...WINTER STORM WARNING IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST
FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

PRECIPITATION IS EXPECTED TO BEGIN THURSDAY MORNING AS SNOW...BUT
QUICKLY BECOME MIXED WITH OR CHANGE OVER TO ALL SLEET LATER IN THE
MORNING. THE SLEET IS EXPECTED TO THEN MIX WITH FREEZING RAIN ON
THURSDAY EVENING AND CONTINUE INTERMITTENTLY INTO FRIDAY. COLDER
AIR WILL THEN FILTER BACK INTO THE REGION ON FRIDAY CHANGING THE
FREEZING RAIN AND SLEET BACK TO SNOW.

BY LATE FRIDAY AFTERNOON...SEVERAL INCHES PRIMARILY SLEET AND SOME
SNOW...ALONG WITH ONE TO TWO TENTHS OF AN INCH OF ICE...ARE
POSSIBLE FROM THIS WINTER STORM.

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

$$

MOZ036-042-211600-
/O.EXB.KLSX.WS.W.0003.080221T1200Z-080223T0000Z/
PIKE-AUDRAIN-
INCLUDING THE CITIES OF...BOWLING GREEN...MEXICO
958 PM CST WED FEB 20 2008

...WINTER STORM WARNING IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST
FRIDAY. 

PRECIPITATION IS EXPECTED TO BEGIN THURSDAY MORNING AS SNOW...BUT
QUICKLY BECOME MIXED WITH OR CHANGE OVER TO ALL SLEET LATER IN THE
MORNING. THE SLEET IS EXPECTED TO THEN MIX WITH FREEZING RAIN ON
THURSDAY EVENING AND CONTINUE INTERMITTENTLY INTO FRIDAY. COLDER
AIR WILL THEN FILTER BACK INTO THE REGION ON FRIDAY CHANGING THE
FREEZING RAIN AND SLEET BACK TO SNOW.

BY LATE FRIDAY AFTERNOON...SEVERAL INCHES OF PRIMARILY SLEET AND
SOME SNOW... ALONG WITH ONE TO TWO TENTHS OF AN INCH OF ICE...ARE
POSSIBLE FROM THIS WINTER STORM.

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

$$

MOZ072>074-084-085-099-211600-
/O.CON.KLSX.WS.W.0003.080221T0900Z-080223T0000Z/
CRAWFORD-WASHINGTON-ST. FRANCOIS-IRON-MADISON-REYNOLDS-
INCLUDING THE CITY OF...FARMINGTON
958 PM CST WED FEB 20 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM THURSDAY TO
6 PM CST FRIDAY...

A WINTRY MIX OF SNOW...SLEET...AND FREEZING RAIN WILL OVERSPREAD
THE AREA DURING THE PRE-DAWN HOURS TONIGHT. THE MIX IS EXPECTED TO
BECOME MOSTLY SLEET AND FREEZING RAIN ON THURSDAY MORNING...THEN
MAINLY FREEZING RAIN ON THURSDAY AFTERNOON. THE FREEZING RAIN WILL
THEN CONTINUE INTERMITTENTLY UNTIL IT ENDS FRIDAY AFTERNOON.

SIGNIFICANT ICE ACCUMULATIONS...EXCEEDING ONE QUARTER OF AN
INCH...ARE LIKELY WHEN THIS STORM ENDS FRIDAY AFTERNOON. IN
ADDITION...ONE TO THREE INCHES OF SNOW AND SLEET ACCUMULATIONS
ARE LIKELY AS WELL.

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

$$

CARNEY
000 
WWUS43 KLSX 211000
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
400 AM CST THU FEB 21 2008

...WINTER STORM WILL CONTINUE TO AFFECT AREA THROUGH FRIDAY...

.THE STORM IS BEGINNING TO AFFECT THE AREA EARLY THIS MORNING AND SOME
ICING HAS ALREADY BEEN REPORTED OVER PORTIONS OF SOUTHERN MISSOURI.
SIGNIFICANT ICING CAN BE EXPECTED ALONG AND SOUTH OF INTERSTATE
70...WITH SOME SNOW AND SLEET AT TIMES. A WINTRY MIX OF SLEET AND
SNOW IS EXPECTED NORTH OF THE INTERSTATE 70 CORRIDOR BY THIS
AFTERNOON.

ILZ058>060-064-065-069-070-074-079-098>102-MOZ036-041-042-047>052-
059>065-075-212300-
/O.CON.KLSX.WS.W.0003.080221T1200Z-080223T0000Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-RANDOLPH IL-CALHOUN IL-JERSEY IL-
MADISON IL-ST. CLAIR IL-MONROE IL-PIKE-BOONE-AUDRAIN-MONITEAU-
COLE-OSAGE-CALLAWAY-MONTGOMERY-LINCOLN-GASCONADE-WARREN-
ST. CHARLES-FRANKLIN-ST. LOUIS-ST. LOUIS CITY-JEFFERSON-
STE. GENEVIEVE-
INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM...
CHESTER...EDWARDSVILLE...BELLEVILLE...BOWLING GREEN...COLUMBIA...
MEXICO...JEFFERSON CITY...ST CHARLES...UNION...ST LOUIS
400 AM CST THU FEB 21 2008

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

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

FREEZING RAIN...MIXED AT TIMES WITH SLEET...WILL CONTINUE TO DEVELOP
AND SPREAD NORTH AND EASTWARD THIS MORNING. ISOLATED THUNDERSTORMS
WILL BE POSSIBLE THIS EVENING...WHICH COULD CAUSE LOCALLY HIGHER
AMOUNTS OF ICING AND OR SLEET. THE MIXED PRECIPITATION WILL
CONTINUE INTERMITTENTLY INTO FRIDAY. COLDER AIR WILL THEN FILTER
BACK INTO THE REGION BY FRIDAY AFTERNOON CHANGING THE FREEZING
RAIN AND SLEET BACK TO SNOW.

BY LATE FRIDAY AFTERNOON...SEVERAL INCHES...PRIMARILY OF SLEET
AND SOME SNOW...ALONG WITH OVER HALF AN INCH OF ICE...ARE POSSIBLE
FROM THIS WINTER STORM.

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

$$

MOZ072>074-084-085-099-212300-
/O.CON.KLSX.WS.W.0003.000000T0000Z-080223T0000Z/
CRAWFORD-WASHINGTON-ST. FRANCOIS-IRON-MADISON-REYNOLDS-
INCLUDING THE CITY OF...FARMINGTON
400 AM CST THU FEB 21 2008

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

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

SIGNIFICANT ICE ACCUMULATIONS...EXCEEDING HALF AN INCH...ARE LIKELY
WHEN THIS STORM ENDS FRIDAY AFTERNOON. IN ADDITION...UP TO ONE
INCH OF SNOW AND SLEET IS LIKELY AS WELL. ISOLATED THUNDERSTORMS WILL
BE POSSIBLE THIS AFTERNOON AND EVENING...WHICH COULD CAUSE LOCALLY
HIGHER AMOUNTS OF ICING AND OR SLEET.

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

$$

ILZ095>097-MOZ018-019-026-027-034-035-212300-
/O.NEW.KLSX.WW.Y.0004.080221T1800Z-080223T0000Z/
ADAMS IL-BROWN IL-PIKE IL-KNOX-LEWIS-SHELBY-MARION-MONROE-RALLS-
INCLUDING THE CITIES OF...QUINCY...HANNIBAL
400 AM CST THU FEB 21 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM CST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CST
FRIDAY. 

AS THE PRECIPITATION SPREADS NORTHWARD TODAY...A MIX OF SNOW AND
SLEET WILL MOVE INTO NORTHEAST MISSOURI AND WEST CENTRAL ILLINOIS
BY THIS AFTERNOON AND PERSIST THROUGH TONIGHT...BEFORE CHANGING TO
ALL SNOW ON FRIDAY. ACCUMULATIONS OF 2 TO 4 INCHES OF SNOW...AND
SOME SLEET CAN BE EXPECTED BY FRIDAY AFTERNOON.

A WINTER WEATHER ADVISORY IS ISSUED FOR A VARIETY OF WINTER
WEATHER CONDITIONS...SUCH AS SNOW...BLOWING SNOW...SLEET...OR
FREEZING DRIZZLE AND RAIN. IT ONLY TAKES A SMALL AMOUNT OF WINTRY
PRECIPITATION TO MAKE ROADS...BRIDGES...SIDEWALKS...AND PARKING
LOTS ICY AND DANGEROUS. IT IS OFTEN DIFFICULT TO TELL WHEN ICE
BEGINS TO FORM...SO DO NOT BE CAUGHT OFF GUARD.

$$

BYRD
000 
WWUS43 KLSX 212220
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
420 PM CST THU FEB 21 2008

...A BREAK IN THE WEATHER THIS EVENING...BUT ANOTHER ROUND OF
WINTER WEATHER EXPECTED LATE TONIGHT AND FRIDAY...

.THE WINTER PRECIPITATION THAT BEGAN TO AFFECT THE AREA TODAY WILL
WIND DOWN THIS EVENING. HOWEVER...THE STORM IS NOT OVER...AS
ANOTHER ROUND OF WINTRY WEATHER IS EXPECTED TO DEVELOP LATE
TONIGHT AND FRIDAY MORNING AS A STRONG UPPER LOW MOVES INTO THE
CENTRAL U.S. 

ILZ058>060-064-065-069-070-074-079-098>102-MOZ036-041-042-047>052-
059>065-075-221030-
/O.CON.KLSX.WS.W.0003.000000T0000Z-080223T0000Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-RANDOLPH IL-CALHOUN IL-JERSEY IL-
MADISON IL-ST. CLAIR IL-MONROE IL-PIKE-BOONE-AUDRAIN-MONITEAU-
COLE-OSAGE-CALLAWAY-MONTGOMERY-LINCOLN-GASCONADE-WARREN-
ST. CHARLES-FRANKLIN-ST. LOUIS-ST. LOUIS CITY-JEFFERSON-
STE. GENEVIEVE-
INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM...
CHESTER...EDWARDSVILLE...BELLEVILLE...BOWLING GREEN...COLUMBIA...
MEXICO...JEFFERSON CITY...ST CHARLES...UNION...ST LOUIS
420 PM CST THU FEB 21 2008

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

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

THERE WILL BE A BREAK IN THE WINTRY WEATHER THIS EVENING...AS THE
PRECIPITATION TAPERS OFF TO VERY LIGHT FREEZING RAIN OR SPOTTY
SLEET.

HOWEVER...DO NOT BE FOOLED BY THIS TEMPORARY LULL IN THE
PRECIPITATION...AS ANOTHER ROUND OF HAZARDOUS WINTER WEATHER 
WILL DEVELOP LATE TONIGHT AND FRIDAY. 

THIS SECOND ROUND OF PRECIPITATION WILL BEGIN AS A MIX OF
FREEZING RAIN AND SLEET...BUT WILL SLOWLY CHANGE TO SNOW DURING
THE DAY AS COLD AIR FILTERS INTO THE REGION.

TOTAL SNOW AND SLEET ACCUMULATIONS FROM THIS STORM WILL BE IN THE
1 TO 3 INCH RANGE...WITH SOME AREAS PICKING UP ONE-QUARTER INCH OF
ICE.

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

$$

MOZ072>074-084-085-099-221030-
/O.CON.KLSX.WS.W.0003.000000T0000Z-080223T0000Z/
CRAWFORD-WASHINGTON-ST. FRANCOIS-IRON-MADISON-REYNOLDS-
INCLUDING THE CITY OF...FARMINGTON
420 PM CST THU FEB 21 2008

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

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

THERE WILL BE A BREAK IN THE WINTRY WEATHER THIS EVENING...AS THE
PRECIPITATION TAPERS OFF TO VERY LIGHT FREEZING RAIN OR SPOTTY
SLEET.

HOWEVER...DO NOT BE FOOLED BY THIS TEMPORARY LULL IN THE
PRECIPITATION...AS ANOTHER ROUND OF HAZARDOUS WINTER WEATHER 
WILL DEVELOP LATE TONIGHT AND FRIDAY. 

THIS SECOND ROUND OF PRECIPITATION WILL BEGIN AS A MIX OF
FREEZING RAIN AND SLEET...BUT WILL SLOWLY CHANGE TO SNOW DURING
THE DAY AS COLD AIR FILTERS INTO THE REGION.

TOTAL SNOW AND SLEET ACCUMULATIONS FROM THIS STORM WILL BE IN THE
1 TO 3 INCH RANGE...WITH SOME AREAS PICKING UP ONE-QUARTER TO
PERHAPS AS MUCH AS ONE-HALF INCH OF ICE.

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

$$

ILZ095>097-MOZ018-019-026-027-034-035-221030-
/O.CON.KLSX.WW.Y.0004.000000T0000Z-080223T0000Z/
ADAMS IL-BROWN IL-PIKE IL-KNOX-LEWIS-SHELBY-MARION-MONROE-RALLS-
INCLUDING THE CITIES OF...QUINCY...HANNIBAL
420 PM CST THU FEB 21 2008

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

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

THERE WILL BE A BREAK IN THE WINTRY WEATHER THIS EVENING...AS THE
SNOW AND SLEET TAPERS OFF TO VERY LIGHT FREEZING RAIN AND SPOTTY SLEET.

HOWEVER...DO NOT BE FOOLED BY THIS TEMPORARY LULL IN THE
PRECIPITATION...AS ANOTHER ROUND OF HAZARDOUS WINTER WEATHER 
WILL DEVELOP LATE TONIGHT AND FRIDAY. 

THIS SECOND ROUND OF PRECIPITATION WILL BEGIN AS A MIX OF
SLEET AND SNOW...BUT WILL CHANGE TO ALL SNOW DURING THE DAY AS
COLD AIR FILTERS INTO THE REGION.

TOTAL SNOW AND SLEET ACCUMULATIONS FROM THIS STORM WILL BE IN THE
1 TO 3 INCH RANGE.

A WINTER WEATHER ADVISORY IS ISSUED FOR A VARIETY OF WINTER
WEATHER CONDITIONS...SUCH AS SNOW...BLOWING SNOW...SLEET...OR
FREEZING DRIZZLE AND RAIN. IT ONLY TAKES A SMALL AMOUNT OF WINTRY
PRECIPITATION TO MAKE ROADS...BRIDGES...SIDEWALKS...AND PARKING
LOTS ICY AND DANGEROUS. IT IS OFTEN DIFFICULT TO TELL WHEN ICE
BEGINS TO FORM...SO DO NOT BE CAUGHT OFF GUARD.

$$

TRUETT
000 
WWUS43 KLSX 220445
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
1045 PM CST THU FEB 21 2008

...ANOTHER ROUND OF WINTER WEATHER EXPECTED LATE TONIGHT AND
FRIDAY...

.THE STORM IS NOT OVER...ANOTHER ROUND OF WINTRY WEATHER IS
EXPECTED TO DEVELOP LATE TONIGHT AND FRIDAY MORNING....AS A
STRONG UPPER LOW MOVES INTO THE CENTRAL U.S.


ILZ058>060-064-065-069-070-074-079-098>102-MOZ036-041-042-047>052-
059>065-072>075-084-085-099-221645-
/O.CON.KLSX.WS.W.0003.000000T0000Z-080223T0000Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-RANDOLPH IL-CALHOUN IL-JERSEY IL-
MADISON IL-ST. CLAIR IL-MONROE IL-PIKE-BOONE-AUDRAIN-MONITEAU-
COLE-OSAGE-CALLAWAY-MONTGOMERY-LINCOLN-GASCONADE-WARREN-
ST. CHARLES-FRANKLIN-ST. LOUIS-ST. LOUIS CITY-JEFFERSON-CRAWFORD-
WASHINGTON-ST. FRANCOIS-STE. GENEVIEVE-IRON-MADISON-REYNOLDS-
INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM...
CHESTER...EDWARDSVILLE...BELLEVILLE...BOWLING GREEN...COLUMBIA...
MEXICO...JEFFERSON CITY...ST CHARLES...UNION...ST LOUIS...
FARMINGTON
1045 PM CST THU FEB 21 2008

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

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

ANOTHER ROUND OF FREEZING RAIN AND SLEET WILL IMPACT SOUTHEAST
MISSOURI AND SOUTHERN ILLINOIS LATE TONIGHT. ADDITIONAL SLEET
ACCUMULATIONS OF ONE TO THREE TENTHS OF AN INCH IS EXPECTED.
ADDITIONAL ICE OR GLAZE ACCUMULATIONS OF A TENTH OF AN INCH IS
ALSO EXPECTED.

OVER THE REST OF THE AREA TONIGHT...AREAS OF FREEZING DRIZZLE WILL
IMPACT THE AREA DEPOSITING A LIGHT GLAZE...ESPECIALLY ON UNTREATED
SURFACES. HOWEVER...DO NOT BE FOOLED BY THIS TEMPORARY LULL IN
THE PRECIPITATION...AS ANOTHER ROUND OF HAZARDOUS WINTER WEATHER
WILL DEVELOP ON FRIDAY. THIS SECOND ROUND OF PRECIPITATION WILL
BEGIN AS A MIX OF FREEZING RAIN AND SLEET...BUT WILL SLOWLY CHANGE
TO SNOW DURING THE DAY BEFORE ENDING AS COLD AIR FILTERS INTO THE
REGION.

TOTAL SNOW AND SLEET ACCUMULATIONS FROM THIS STORM WILL BE FROM
ONE HALF INCH TO 3 INCHES...WITH SOME AREAS PICKING UP ONE-QUARTER
INCH OF ICE.

A WINTER STORM WARNING MEANS THAT A SIGNIFICANT AMOUNTS OF SNOW...
SLEET AND/OR ICE IS EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

$$

ILZ095>097-MOZ018-019-026-027-034-035-221645-
/O.CON.KLSX.WW.Y.0004.000000T0000Z-080223T0000Z/
ADAMS IL-BROWN IL-PIKE IL-KNOX-LEWIS-SHELBY-MARION-MONROE-RALLS-
INCLUDING THE CITIES OF...QUINCY...HANNIBAL
1045 PM CST THU FEB 21 2008

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

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

OVER THE REST OF THE AREA TONIGHT...AREAS OF FREEZING DRIZZLE AND
FLURRIES WILL IMPACT THE AREA DEPOSITING A LIGHT GLAZE...
ESPECIALLY ON UNTREATED SURFACES. HOWEVER...DO NOT BE FOOLED BY
THIS TEMPORARY LULL IN THE PRECIPITATION...AS ANOTHER ROUND OF
HAZARDOUS WINTER WEATHER WILL DEVELOP ON FRIDAY. THIS SECOND ROUND
OF PRECIPITATION WILL BEGIN AS A MIX OF SNOW AND SLEET...BUT WILL
CHANGE TO ALL SNOW DURING THE DAY BEFORE ENDING AS COLD AIR
FILTERS INTO THE REGION.

TOTAL SNOW AND SLEET ACCUMULATIONS FROM THIS STORM WILL BE IN THE
1 TO 3 INCH RANGE...WITH MINOR GLAZING AS WELL FROM THE FREEZING
DRIZZLE. 

A WINTER WEATHER ADVISORY IS ISSUED FOR A VARIETY OF WINTER
WEATHER CONDITIONS...SUCH AS SNOW...BLOWING SNOW...SLEET...OR
FREEZING DRIZZLE AND RAIN. IT ONLY TAKES A SMALL AMOUNT OF WINTRY
PRECIPITATION TO MAKE ROADS...BRIDGES...SIDEWALKS...AND PARKING
LOTS ICY AND DANGEROUS. IT IS OFTEN DIFFICULT TO TELL WHEN ICE
BEGINS TO FORM...SO DO NOT BE CAUGHT OFF GUARD.

$$

TES
000 
WWUS43 KLSX 220933
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
333 AM CST FRI FEB 22 2008

...WINTER STORM TO SLOWLY EXIT AREA BY LATE THIS AFTERNOON...

.THE STORM IS NOT QUITE OVER...ANOTHER ROUND OF WINTRY WEATHER IS
EXPECTED TO DEVELOP THIS MORNING....AS A STRONG UPPER LOW MOVES
INTO THE CENTRAL U.S. PRECIPITATION AMOUNTS THOUGH WILL BE LESS
THAN THE FIRST ROUND YESTERDAY.

ILZ095>097-MOZ018-019-026-027-034-035-221045-
/O.CAN.KLSX.WW.Y.0004.000000T0000Z-080223T0000Z/
ADAMS IL-BROWN IL-PIKE IL-KNOX-LEWIS-SHELBY-MARION-MONROE-RALLS-
INCLUDING THE CITIES OF...QUINCY...HANNIBAL
333 AM CST FRI FEB 22 2008

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

CONDITIONS HAVE IMPROVED OVER THE AREA DURING THE OVERNIGHT HOURS.
STILL EXPECT SOME VERY LIGHT FREEZING DRIZZLE AT TIMES THIS MORNING...
BEFORE CHANGING OVER TO LIGHT SNOW. HOWEVER...ONLY A FEW TENTHS OF
SNOWFALL IS EXPECTED BY THIS AFTERNOON...WITH NO ADDITIONAL ICE
ACCUMULATION EXPECTED. SO HAVE CANCELLED THE WINTER WEATHER ADVISORY.

$$

ILZ058>060-064-065-069-070-074-079-098>102-MOZ036-041-042-047>052-
059>065-072>075-084-085-099-222145-
/O.CON.KLSX.WS.W.0003.000000T0000Z-080223T0000Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-RANDOLPH IL-CALHOUN IL-JERSEY IL-
MADISON IL-ST. CLAIR IL-MONROE IL-PIKE-BOONE-AUDRAIN-MONITEAU-
COLE-OSAGE-CALLAWAY-MONTGOMERY-LINCOLN-GASCONADE-WARREN-
ST. CHARLES-FRANKLIN-ST. LOUIS-ST. LOUIS CITY-JEFFERSON-CRAWFORD-
WASHINGTON-ST. FRANCOIS-STE. GENEVIEVE-IRON-MADISON-REYNOLDS-
INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM...
CHESTER...EDWARDSVILLE...BELLEVILLE...BOWLING GREEN...COLUMBIA...
MEXICO...JEFFERSON CITY...ST CHARLES...UNION...ST LOUIS...
FARMINGTON
333 AM CST FRI FEB 22 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON. 

ANOTHER ROUND OF FREEZING DRIZZLE...FREEZING RAIN AND SLEET WILL IMPACT
SOUTHEAST MISSOURI AND SOUTHERN ILLINOIS TODAY. ADDITIONAL SLEET
ACCUMULATIONS OF ONE TO THREE TENTHS OF AN INCH IS EXPECTED. ADDITIONAL
ICE OR GLAZE ACCUMULATIONS UP TO A TENTH OF AN INCH IS ALSO EXPECTED.

OVER THE REST OF THE AREA TODAY...FREEZING DRIZZLE WILL CONTINUE
TO IMPACT THE AREA...DEPOSITING A LIGHT GLAZE...ESPECIALLY ON
UNTREATED SURFACES. THE FREEZING DRIZZLE WILL SLOWLY CHANGE TO SNOW
DURING THE DAY BEFORE ENDING AS COLD AIR FILTERS INTO THE REGION.

ADDITIONAL SNOW AND SLEET ACCUMULATIONS WILL BE FROM ONE HALF
INCH TO AN INCH...WITH SOME AREAS PICKING UP LESS THAN A TENTH OF
AN INCH OF ICE.

A WINTER STORM WARNING MEANS THAT A SIGNIFICANT AMOUNTS OF SNOW...
 SLEET AND/OR ICE IS EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

$$

BYRD
000 
WWUS43 KLSX 221741
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
1141 AM CST FRI FEB 22 2008

...LAST ROUND OF WINTRY WEATHER AFFECTING SOUTHWEST ILLINOIS THIS AFTERNOON...

.THE LAST ROUND OF WINTER WEATHER FROM THIS WEEKS STORM SYSTEM 
WILL BE SNOW...ALL WILL AFFECT SOUTHWEST ILLINOIS THIS AFTERNOON.

ILZ064-065-069-070-074-079-100>102-MOZ036-041-042-047>052-059>065-
072>075-084-085-099-221845-
/O.CAN.KLSX.WS.W.0003.000000T0000Z-080223T0000Z/
BOND IL-FAYETTE IL-CLINTON IL-MARION IL-WASHINGTON IL-RANDOLPH IL-
MADISON IL-ST. CLAIR IL-MONROE IL-PIKE-BOONE-AUDRAIN-MONITEAU-
COLE-OSAGE-CALLAWAY-MONTGOMERY-LINCOLN-GASCONADE-WARREN-
ST. CHARLES-FRANKLIN-ST. LOUIS-ST. LOUIS CITY-JEFFERSON-CRAWFORD-
WASHINGTON-ST. FRANCOIS-STE. GENEVIEVE-IRON-MADISON-REYNOLDS-
INCLUDING THE CITIES OF...VANDALIA...SALEM...CHESTER...
EDWARDSVILLE...BELLEVILLE...BOWLING GREEN...COLUMBIA...MEXICO...
JEFFERSON CITY...ST CHARLES...UNION...ST LOUIS...FARMINGTON
1141 AM CST FRI FEB 22 2008

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS CANCELLED THE WINTER
STORM WARNING. 

THE LAST ROUND OF WINTER WEATHER FROM THIS STORM SYSTEM WILL BE
CONFINED TO SOUTHWEST ILLINOIS THIS AFTERNOON. IN THOSE AREAS
WHERE THE WARNING HAS BEEN CANCELLED..ONLY LIGHT SNOW OR FLURRIES
ARE EXPECTED.

$$

ILZ058>060-098-099-222200-
/O.EXT.KLSX.WS.W.0003.000000T0000Z-080222T2200Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-CALHOUN IL-JERSEY IL-
INCLUDING THE CITY OF...LITCHFIELD
1141 AM CST FRI FEB 22 2008

...WINTER STORM WARNING NOW IN EFFECT UNTIL 4 PM CST THIS
AFTERNOON...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 4 PM CST THIS
AFTERNOON. 

THE LAST ROUND OF WINTER WEATHER FROM THIS WEEKS STORM SYSTEM 
WILL BE SNOW...AND WILL AFFECT SOUTHWEST ILLINOIS THIS AFTERNOON
ALONG AND NORTH OF A HARDIN...NOKOMIS LINE. THE SNOWFALL MAY
BECOME FAIRLY HEAVY...BUT THIS HEAVIER SNOWFALL SHOULD NOT LAST
TOO LONG. ADDITIONAL ACCUMULATIONS WILL GENERALLY BE AROUND AN
INCH...WITH ISOLATED HEAVIER AMOUNTS POSSIBLE.

$$

TRUETT
000 
WWUS43 KLSX 222202
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
402 PM CST FRI FEB 22 2008


ILZ058>060-098-099-222315-
/O.EXP.KLSX.WS.W.0003.000000T0000Z-080222T2200Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-CALHOUN IL-JERSEY IL-
INCLUDING THE CITY OF...LITCHFIELD
402 PM CST FRI FEB 22 2008

...WINTER STORM WARNING HAS EXPIRED...

THE WINTER STORM WARNING IS NO LONGER IN EFFECT. 

THE SNOWFALL OVER SOUTHWEST ILLINOIS HAS ENDED...AND NO ADDITIONAL
PRECIPITATION IS EXPECTED WITH THIS STORM.

$$

TRUETT

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 St. Louis, MO wrote its last area forecast discussion before this winter storm warning went out at Feb 20, 11:37 AM CST, 4 hours 54 minutes earlier.

Area forecast discussion, Feb 20, 11:37 AM CST, 4 hours 54 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ST LOUIS MO
1137 AM CST WED FEB 20 2008

.DISCUSSION...
ARCTIC COLD FRONT IS SLOWLY EXITING FORECAST AREA THIS MORNING. AS
OF 09Z...THE FRONT EXTENDED FROM NW INDIANA TO JUST SOUTH OF STL TO
SW MISSOURI. THE COLDER AIR IS TAKING ITS TIME MOVING INTO THE
REGION...SO WILL SEE OUR WARMEST TEMPS AT THIS TIME...WITH TEMPS
STEADY OR FALLING THROUGHOUT THE DAY. WINDS ARE GUSTY FROM THE NW
BEHIND THE FRONT AND WITH FALLING TEMPS...COULD STILL SEE WIND CHILL
INDICES NEAR ADVISORY CRITERIA IN THE FAR NORTHERN COUNTIES FOR A
FEW HOURS THIS MORNING...SO WILL KEEP WIND CHILL ADVISORY GOING FOR
NOW.

OTHERWISE...MAIN CONCERN IS THE NEXT WEATHER SYSTEM THAT WILL AFFECT
THE AREA BEGINNING LATE TONIGHT THROUGH FRIDAY. SYSTEM IS JUST
MAKING LANDFALL THIS MORNING ON WEST COAST...SO 12Z MODEL RUNS MAY
HAVE A BETTER FEEL FOR THE DEVELOPMENT AND TIMING OF THE SYSTEM. SO
FOR NOW WENT WITH A BLEND OF GFS/ECMWF/NAM. CONTINUE TO SEE A DRIER
EASTERLY FLOW SETUP OVER AREA...SLOWING DEVELOPMENT/ONSET OF PCPN.
HOWEVER...STRONG SOUTHWESTERLY 850MB JET WILL HELP MOISTURE OVERRUN
SURFACE WARM FRONT...WILL SEE PCPN DEVELOP AND SLIDE NORTHWARD WITH
TIME AFTER 06Z TONIGHT. INITIALLY THE PCPN WILL START AS SNOW...WITH
SOME SLEET MIXED IN OVER THE SOUTHERN SECTIONS OF CWA...AS 850 TEMPS
WARM UP ABOVE 0C. THE SLEET/SNOW MIXTURE WILL SPREAD FURTHER NORTH
AND EAST AS THE WARM AIR ALOFT MAKES ITS WAY INTO REGION...MAINLY
AFFECTING AREAS ALONG AND SOUTH OF INTERSTATE 70. FOR FAR SOUTHERN
SECTIONS...THERE WILL BE ENOUGH WARM AIR ALOFT FOR THE PCPN TO FALL
AS FREEZING RAIN AT TIMES BY THURSDAY NIGHT. PCPN WILL LINGER INTO
FRIDAY BEFORE COMING TO AN END. AS FOR AMOUNTS...WENT CLOSE TO WWD
GUIDANCE WITH MAIN BAND OF SNOW...2 TO 4 INCHES ALONG I-70
CORRIDOR...WITH LESSER AMOUNTS TO THE NORTH AND SOUTH. ALSO...COULD
SEE UP TO A TENTH OF AN INCH OF ICE ACCUMULATION ACROSS SOUTHEAST
MISSOURI AND SOUTHERN ILLINOIS. IF WARM AIR IS NOT AS STRONG AS
FORECAST IN FUTURE MODEL RUNS...WILL SEE MORE SNOW WITH THIS SYSTEM.
WILL KEEP WINTER STORM WATCH GOING FOR AREAS ALONG AND SOUTH OF
INTERSTATE 70 FROM 06Z TONIGHT TO 00Z SAT.

ON FRIDAY...AS SOUTHWESTERN US SHORTWAVE SLIDES THROUGH AREA...WILL
SEE ANOTHER SHORTWAVE QUICKLY SINK SOUTHEAST FROM UPPER MIDWEST...
TRYING TO PHASE TOGETHER. THIS WILL HELP GENERATE ANOTHER ROUND OF
LIGHT SNOW...BEFORE TAPERING OFF FRIDAY NIGHT. DID ADD MENTION OF A
MIX OF FREEZING RAIN...SLEET AND PATCHY FREEZING DRIZZLE FOR
SOUTHEAST MO AND SOUTHERN IL DURING THE DAY FRIDAY AS WARM LAYER
ALOFT LINGERS THERE.

OTHERWISE...BUMPED UP POPS TO LOW CHANCE CATEGORY ON SUNDAY AS NEXT
WEATHER SYSTEM AFFECTS REGION. NO MAJOR CHANGES MADE TO THE REST OF
THE EXTENDED.

BYRD

&&

.AVIATION...
FOR THE 18Z TAFS...VFR CONDITIONS WILL PREVAIL AREAWIDE THRU MUCH
OF THE VALID TAF PERIOD...SAVE THE LAST 6 HOURS...AS LOWER CIGS
AND VSBYS FROM WINTRY PCPN OVERSPREAD THE AREA AFTER 12Z. SNPL
APPEARS TO BE THE MAIN P-TYPE INITIALLY FOR THE I-70 CORRIDOR WITH
ALL SNOW OVER KUIN...BUT THE WARM WEDGE ALOFT WILL STRENGTHEN OVER
TIME WITH POSSIBLE FZRA IN THE PERIODS AFTER 18Z/THU. OTRW...
VEERING SFC WNDS WILL BE THE RULE AS ELY FLOW SETS UP BY 12Z/THU.

TES

&&

.LSX WATCHES/WARNINGS/ADVISORIES...
MO...WINTER STORM WATCH FROM LATE TONIGHT THROUGH FRIDAY AFTERNOON
     FOR CRAWFORD-IRON-MADISON-REYNOLDS-ST. FRANCOIS-WASHINGTON.

     WINTER STORM WATCH FROM THURSDAY MORNING THROUGH FRIDAY
     AFTERNOON FOR BOONE-CALLAWAY-COLE-FRANKLIN-GASCONADE-
     JEFFERSON-LINCOLN-MONITEAU-MONTGOMERY-OSAGE-ST. CHARLES-ST.
     LOUIS-ST. LOUIS CITY-STE. GENEVIEVE-WARREN.

IL...WINTER STORM WATCH FROM THURSDAY MORNING THROUGH FRIDAY
     AFTERNOON FOR BOND IL-CALHOUN IL-CLINTON IL-FAYETTE IL-
     GREENE IL-JERSEY IL-MACOUPIN IL-MADISON IL-MARION IL-MONROE
     IL-MONTGOMERY IL-RANDOLPH IL-ST. CLAIR IL-WASHINGTON IL.

&&

WFO LSX
Hazardous weather outlook, Feb 20, 10:55 AM CST, 5 hours 36 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
1055 AM CST WED FEB 20 2008

ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-211200-
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-RANDOLPH IL-ADAMS IL-BROWN IL-PIKE IL-
CALHOUN IL-JERSEY IL-MADISON IL-ST. CLAIR IL-MONROE IL-KNOX-LEWIS-
SHELBY-MARION-MONROE-RALLS-PIKE-BOONE-AUDRAIN-MONITEAU-COLE-OSAGE-
CALLAWAY-MONTGOMERY-LINCOLN-GASCONADE-WARREN-ST. CHARLES-FRANKLIN-
ST. LOUIS-ST. LOUIS CITY-JEFFERSON-CRAWFORD-WASHINGTON-
ST. FRANCOIS-STE. GENEVIEVE-IRON-MADISON-REYNOLDS-
1055 AM CST WED FEB 20 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN AND
CENTRAL MISSOURI AS WELL AS WEST CENTRAL AND SOUTHWEST ILLINOIS.

.DAY ONE...TODAY AND TONIGHT

ANOTHER POTENTIALLY SIGNIFICANT WINTER STORM WILL MOVE INTO THE
REGION LATE TONIGHT. THE PRECIPITATION IS EXPECTED TO START AS A
MIX OF SNOW AND SLEET LATE TONIGHT OVER SOUTHEAST MISSOURI. A
WINTER STORM WATCH IS IN EFFECT OVER SOUTHEAST MISSOURI LATE
TONIGHT. FOR FURTHER INFORMATION...PLEASE REFER TO THE WATCH
PRODUCT.

MODERATE FLOODING WILL CONTINUE ON PARTS OF THE ILLINOIS RIVER.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THE POTENTIALLY SIGNIFICANT WINTER STORM WILL REMAIN OVER THE
REGION THROUGH FRIDAY. AT THIS TIME...THE TYPE OF PRECIPITATION AS
WELL AS AMOUNTS EXPECTED CAN NOT BE PRECISELY DETERMINED. THE
LATEST INDICATIONS POINT TO ACCUMULATING SNOW AND SLEET FOR AREAS
ROUGHLY NORTH OF INTERSTATE 70...AND A MIX OF FREEZING RAIN...SLEET
AND SNOW OVER AREAS SOUTH OF INTERSTATE 70. SEVERAL INCHES OF
SNOW...SLEET...AND ICE ARE POSSIBLE. A WINTER STORM WATCH IS IN
EFFECT OVER MUCH OF THE AREA THROUGH FRIDAY AFTERNOON. FOR FURTHER
INFORMATION...PLEASE REFER TO THE WATCH PRODUCT.

MODERATE TO MAJOR FLOODING WILL CONTINUE ON PARTS OF THE ILLINOIS
RIVER THROUGH NEXT WEEKEND.

THERE IS ANOTHER CHANCE OF SNOW SATURDAY NIGHT AND SUNDAY...AND
AGAIN MONDAY AND MONDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ATTENTION IS REQUIRED OVER SOUTHEAST MISSOURI LATE
TONIGHT. SPOTTERS ARE ENCOURAGED TO REPORT ANY WINTRY
PRECIPITATION TO THE NATIONAL WEATHER SERVICE.

&&

FOR A GRAPHICAL VERSION OF THIS INFORMATION SEE OUR
WEBPAGE AT (LOWERCASE)... HTTP://WWW.WEATHER.GOV/LSX/?N=HWO1

TES

Nearby

Winter Storm Warnings in Missouri, 2008Winter Storm Warnings in Illinois, 2008Every winter storm warning in 2008

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.