Alert archive / Missouri / Winter Storm Warnings in 2012

Winter Storm Warning 2, NWS St. Louis, MO

December 25, 2012Madison County, Sainte Genevieve County, Saint Francois County, Missouri; Marion County, Randolph County, Washington County, Illinois

NWS St. Louis, MO issued this winter storm warning at Dec 25, 2012, 3:20 PM CST for Madison County, Sainte Genevieve County, Saint Francois County, Missouri; Marion County, Randolph County, Washington County, Illinois. It took effect at Dec 25, 2012, 6:00 PM CST. It was in force for 14 hr. 11 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 25, 2012, 3:20 PM CST (21:20 UTC)
In effect from
Dec 25, 2012, 6:00 PM CST
Expired
Dec 26, 2012, 8:09 AM CST
In force
14 hr
Issued by
NWS St. Louis, MO

Counties Marion County, IL, Randolph County, IL, Washington County, IL, Madison County, MO, Saint Francois County, MO, Sainte Genevieve County, MO

The radar

The St Louis radar (KLSX), 103 km from the middle of the area, began a volume at 21:20 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 25, 6:45 PM CSTSNOW 0Farmington, MOFLURRIES REPORTED IN FARMINGTON. SNOW IS TOO LIGHT TO ACCUMULATE AT THIS TIME.
Dec 25, 9:27 PM CSTSNOW 0Chester, ILLIGHT SNOW INTERMITTENTLY FALLING...NO ACCUMULATION
Dec 26, 2:47 AM CSTSNOW 1.5Farmington, MO
Dec 26, 4:41 AM CSTSNOW 5Evansville, ILSNOWFALL RATE 3 INCHES IN PAST HOUR. DRIFTING WITH SNOW STICKING TO TREES AND POWER LINES. SNOW COVERED ROADS.
Dec 26, 6:00 AM CSTSNOW 2Farmington, MO
Dec 26, 7:00 AM CSTSNOW 1.2Centralia, IL
Dec 26, 7:00 AM CSTSNOW 2Salem, IL
Dec 26, 7:43 AM CSTSNOW 310 N Fredericktown, MO
Dec 26, 8:00 AM CSTSNOW 1.4Prairie Du Rocher, IL
Dec 26, 8:00 AM CSTSNOW 31 E Nashville, IL
Dec 26, 8:03 AM CSTSNOW 4Fredericktown, MO

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, 9.3 hours before the alert went out and 259 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 2012-12-25Temperature 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 2012-12-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -14 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
728 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
-14 m²/s²
0-3 km storm-relative helicity
-22 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.

703 
WWUS43 KLSX 252120
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
320 PM CST TUE DEC 25 2012

...SNOW AND BLOWING SNOW EXPECTED TONIGHT AND EARLY WEDNESDAY...

.LOW PRESSURE OVER THE LOWER MISSISSIPPI VALLEY WILL QUICKLY MOVE
INTO THE TENNESSEE AND OHIO VALLEYS BY EARLY WEDNESDAY. STRONG
WINDS AND HEAVY SNOWFALL WILL CREATE NEAR BLIZZARD CONDITIONS
ACROSS THE WARNING AREA. THE HEAVIEST SNOWFALL WILL BE ALONG A
FARMINGTON MISSOURI TO SALEM ILLINOIS LINE. TRAVEL CONDITIONS
BECAUSE OF SNOW AND BLOWING SNOW WILL BE DANGEROUS TONIGHT AND
WEDNESDAY.

ILZ070-074-079-261030-
/O.UPG.KLSX.WW.Y.0006.121226T0000Z-121226T1800Z/
/O.NEW.KLSX.WS.W.0002.121226T0600Z-121226T1800Z/
MARION IL-WASHINGTON IL-RANDOLPH IL-
INCLUDING THE CITIES OF...SALEM...CHESTER
320 PM CST TUE DEC 25 2012

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON
CST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A WINTER STORM
WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO NOON CST WEDNESDAY. THE WINTER WEATHER ADVISORY IS NO
LONGER IN EFFECT.

* TIMING...ACCUMULATING SNOW IS EXPECTED TO DEVELOP LATE TONIGHT
  AND END BY NOON WEDNESDAY.

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL BE 4 TO 6 INCHES
  WITH LOCALLY HIGHER AMOUNTS.

* WINDS...SUSTAINED WINDS OF AROUND 25 MPH WITH GUSTS TO AROUND
  35 MPH WILL CAUSE SOME BLOWING AND DRIFTING OF THE SNOW.

* IMPACTS...DANGEROUS AND LIFE THREATENING TRAVEL CONDITIONS ARE
  EXPECTED AS FALLING AND BLOWING SNOW COMBINES WITH STRONG WINDS
  TO SIGNIFICANTLY REDUCE VISIBILITY AND BRIEFLY CREATE NEAR
  BLIZZARD CONDITIONS.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS THAT A SIGNIFICANT AMOUNT OF SNOW...
SLEET AND/OR ICE IS EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.

&&

$$

MOZ074-075-085-261030-
/O.UPG.KLSX.WW.Y.0006.121226T0000Z-121226T1200Z/
/O.NEW.KLSX.WS.W.0002.121226T0000Z-121226T1200Z/
ST. FRANCOIS MO-STE. GENEVIEVE MO-MADISON MO-
INCLUDING THE CITY OF...FARMINGTON
320 PM CST TUE DEC 25 2012

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

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A WINTER STORM
WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 6 AM
CST WEDNESDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.

* TIMING...ACCUMULATING SNOW IS EXPECTED TO DEVELOP THIS EVENING
  AND END WEDNESDAY MORNING.

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL BE 4 TO 6 INCHES
  INCHES WITH LOCALLY HIGHER AMOUNTS.

* WINDS...SUSTAINED WINDS OF AROUND 25 MPH WITH GUSTS TO AROUND 
  35 MPH WILL CAUSE SOME BLOWING AND DRIFTING OF THE SNOW. 

* IMPACTS...DANGEROUS AND LIFE THREATENING TRAVEL CONDITIONS ARE
  EXPECTED AS FALLING AND BLOWING SNOW COMBINES WITH STRONG WINDS
  TO SIGNIFICANTLY REDUCE VISIBILITY AND BRIEFLY CREATE NEAR
  BLIZZARD CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS THAT A SIGNIFICANT AMOUNT OF SNOW...
SLEET AND/OR ICE IS EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.

&&

$$

ILZ064-101-102-261030-
/O.EXB.KLSX.WW.Y.0006.121226T0600Z-121226T1800Z/
BOND IL-ST. CLAIR IL-MONROE IL-
INCLUDING THE CITY OF...BELLEVILLE
320 PM CST TUE DEC 25 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON CST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A WINTER WEATHER
ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO NOON CST WEDNESDAY.

* TIMING...ACCUMULATING SNOW IS EXPECTED TO DEVELOP LATE TONIGHT
  AND END BY NOON WEDNESDAY.

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL BE 2 TO 4 INCHES 
  WITH LOCALLY HIGHER AMOUNTS. 

* WINDS...SUSTAINED WINDS OF AROUND 25 MPH WITH GUSTS TO AROUND 
  35 MPH WILL CAUSE SOME BLOWING AND DRIFTING OF THE SNOW. 

* IMPACTS...TRAVEL CONDITIONS WILL BECOME DIFFICULT TONIGHT AND
  WEDNESDAY AS THE SNOW AND BLOWING SNOW WILL REDUCE VISIBILITIES
  AND MAKE ROADS TREACHEROUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT UP TO 5 INCHES OF SNOW IS
EXPECTED ACROSS THE ADVISORY AREA. ROADS MAY RAPIDLY BECOME
SLIPPERY ONCE THE SNOW BEGINS...SO MOTORISTS SHOULD PLAN FOR A
SLOWER THAN NORMAL TRIP. BE ESPECIALLY ALERT WHEN APPROACHING
BRIDGES...OVERPASSES...AND CURVES.

&&

$$

MOZ073-261030-
/O.EXA.KLSX.WW.Y.0006.121226T0000Z-121226T1200Z/
WASHINGTON MO-
320 PM CST TUE DEC 25 2012

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

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A WINTER WEATHER
ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 6 AM
CST WEDNESDAY.

* TIMING...ACCUMULATING SNOW IS EXPECTED TO DEVELOP THIS EVENING 
  AND END EARLY ON WEDNESDAY MORNING. 

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL BE 2 TO 4 INCHES 
  INCHES WITH LOCALLY HIGHER AMOUNTS. 

* WINDS...SUSTAINED WINDS OF AROUND 20 MPH WITH GUSTS TO AROUND 
  30 MPH WILL CAUSE SOME BLOWING AND DRIFTING OF THE SNOW. 

* IMPACTS...TRAVEL CONDITIONS WILL BECOME DIFFICULT TONIGHT AS 
  THE SNOW AND BLOWING SNOW WILL REDUCE VISIBILITIES AND MAKE 
  ROADS TREACHEROUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT UP TO 5 INCHES OF SNOW IS
EXPECTED ACROSS THE ADVISORY AREA. ROADS MAY RAPIDLY BECOME
SLIPPERY ONCE THE SNOW BEGINS...SO MOTORISTS SHOULD PLAN FOR A
SLOWER THAN NORMAL TRIP. BE ESPECIALLY ALERT WHEN APPROACHING
BRIDGES...OVERPASSES...AND CURVES.

&&

$$

ILZ065-069-261030-
/O.EXT.KLSX.WW.Y.0006.121226T0600Z-121226T1800Z/
FAYETTE IL-CLINTON IL-
INCLUDING THE CITY OF...VANDALIA
320 PM CST TUE DEC 25 2012

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON CST WEDNESDAY...

* TIMING...ACCUMULATING SNOW IS EXPECTED TO DEVELOP LATE TONIGHT
  AND END BY NOON WEDNESDAY.

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL BE 2 TO 4 INCHES 
  WITH LOCALLY HIGHER AMOUNTS. 

* WINDS...SUSTAINED WINDS OF AROUND 25 MPH WITH GUSTS TO AROUND 
  35 MPH WILL CAUSE SOME BLOWING AND DRIFTING OF THE SNOW. 

* IMPACTS...TRAVEL CONDITIONS WILL BECOME DIFFICULT TONIGHT AND
  WEDNESDAY AS THE SNOW AND BLOWING SNOW WILL REDUCE VISIBILITIES
  AND MAKE ROADS TREACHEROUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT UP TO 5 INCHES OF SNOW IS
EXPECTED ACROSS THE ADVISORY AREA. ROADS MAY RAPIDLY BECOME
SLIPPERY ONCE THE SNOW BEGINS...SO MOTORISTS SHOULD PLAN FOR A
SLOWER THAN NORMAL TRIP. BE ESPECIALLY ALERT WHEN APPROACHING
BRIDGES...OVERPASSES...AND CURVES.

&&

$$

MOZ084-099-261030-
/O.CON.KLSX.WW.Y.0006.121226T0000Z-121226T1200Z/
IRON MO-REYNOLDS MO-
320 PM CST TUE DEC 25 2012

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

* TIMING...ACCUMULATING SNOW IS EXPECTED TO DEVELOP THIS EVENING 
  AND END EARLY ON WEDNESDAY MORNING. 

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL BE 2 TO 4 INCHES 
  INCHES WITH LOCALLY HIGHER AMOUNTS. 

* WINDS...SUSTAINED WINDS OF AROUND 20 MPH WITH GUSTS TO AROUND 
  30 MPH WILL CAUSE SOME BLOWING AND DRIFTING OF THE SNOW. 

* IMPACTS...TRAVEL CONDITIONS WILL BECOME DIFFICULT TONIGHT AS 
  THE SNOW AND BLOWING SNOW WILL REDUCE VISIBILITIES AND MAKE 
  ROADS TREACHEROUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT UP TO 5 INCHES OF SNOW IS
EXPECTED ACROSS THE ADVISORY AREA. ROADS MAY RAPIDLY BECOME
SLIPPERY ONCE THE SNOW BEGINS...SO MOTORISTS SHOULD PLAN FOR A
SLOWER THAN NORMAL TRIP. BE ESPECIALLY ALERT WHEN APPROACHING
BRIDGES...OVERPASSES...AND CURVES.

&&

$$

TILLY
4 follow-up statements
094 
WWUS43 KLSX 260544
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
1144 PM CST TUE DEC 25 2012

...SNOW AND BLOWING SNOW EXPECTED TONIGHT AND EARLY WEDNESDAY...

.A MAJOR WINTER STORM IS IMPACTING SOUTHEAST MISSOURI AND SOUTHERN
ILLINOIS. WHILE THE HEAVIEST SNOW WILL LIKELY STAY SOUTHEAST OF
OUR AREA...ACCUMULATIONS OF 3 TO 5 INCHES ARE LIKELY WITH LOCALLY
HIGHER AMOUNTS IN SOUTH CENTRAL ILLINOIS AND SOUTHEAST
MISSOURI...WITH RAPIDLY DIMINISHING SNOWFALL TOTALS BACK INTO
SOUTHWEST ILLINOIS WHERE 1 TO 3 INCHES OF SNOW ARE EXPECTED. IN
ADDITION TO THE SNOW...WIND IN EXCESS OF 40 MPH CAN BE
EXPECTED...ESPECIALLY IN SOUTHERN ILLINOIS. TRAVEL CONDITIONS
BECAUSE OF SNOW AND BLOWING SNOW WILL BE DANGEROUS TONIGHT AND
WEDNESDAY.

MOZ074-075-085-261200-
/O.CON.KLSX.WS.W.0002.000000T0000Z-121226T1200Z/
ST. FRANCOIS MO-STE. GENEVIEVE MO-MADISON MO-
INCLUDING THE CITY OF...FARMINGTON
1144 PM CST TUE DEC 25 2012

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

* TIMING...ACCUMULATING SNOW IS OCCURRING AT THIS TIME AND WILL
  CONTINUE INTO EARLY WEDNESDAY MORNING.

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL BE 3 TO 5 INCHES
  INCHES WITH LOCALLY HIGHER AMOUNTS.

* WINDS...SUSTAINED WINDS OF AROUND 30 MPH WITH GUSTS IN EXCESS OF
  40 MPH WILL CAUSE SOME BLOWING AND DRIFTING OF THE SNOW.

* IMPACTS...DANGEROUS AND LIFE THREATENING TRAVEL CONDITIONS ARE 
  EXPECTED AS FALLING AND BLOWING SNOW COMBINES WITH STRONG 
  WINDS TO SIGNIFICANTLY REDUCE VISIBILITY AND BRIEFLY CREATE 
  NEAR BLIZZARD CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS THAT A SIGNIFICANT AMOUNT OF SNOW...
SLEET AND/OR ICE IS EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.

&&

$$

ILZ070-074-079-261745-
/O.CON.KLSX.WS.W.0002.121226T0600Z-121226T1800Z/
MARION IL-WASHINGTON IL-RANDOLPH IL-
INCLUDING THE CITIES OF...SALEM...CHESTER
1144 PM CST TUE DEC 25 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST
WEDNESDAY...

* TIMING...ACCUMULATING SNOW IS EXPECTED TO DEVELOP LATE TONIGHT 
  AND END BY NOON WEDNESDAY. 

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL BE 3 TO 5 INCHES 
  WITH LOCALLY HIGHER AMOUNTS. 

* WINDS...SUSTAINED WINDS OF AROUND 30 MPH WITH GUSTS IN EXCESS OF
  40 MPH WILL CAUSE SOME BLOWING AND DRIFTING OF THE SNOW.

* IMPACTS...DANGEROUS AND LIFE THREATENING TRAVEL CONDITIONS ARE 
  EXPECTED AS FALLING AND BLOWING SNOW COMBINES WITH STRONG 
  WINDS TO SIGNIFICANTLY REDUCE VISIBILITY AND BRIEFLY CREATE 
  NEAR BLIZZARD CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS THAT A SIGNIFICANT AMOUNT OF SNOW...
SLEET AND/OR ICE IS EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.

&&

$$

MOZ073-084-099-261200-
/O.CON.KLSX.WW.Y.0006.000000T0000Z-121226T1200Z/
WASHINGTON MO-IRON MO-REYNOLDS MO-
1144 PM CST TUE DEC 25 2012

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

* TIMING...ACCUMULATING SNOW WILL CONTINUE TO DEVELOP THROUGH THE
  OVERNIGHT HOURS AND END EARLY ON WEDNESDAY MORNING.

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL BE 1 TO 3 INCHES
  INCHES WITH LOCALLY HIGHER AMOUNTS.

* WINDS...SUSTAINED WINDS OF AROUND 25 MPH WITH GUSTS IN EXCESS OF 35
  MPH WILL CAUSE SOME BLOWING AND DRIFTING OF THE SNOW.

* IMPACTS...TRAVEL CONDITIONS WILL BECOME DIFFICULT TONIGHT AS 
  THE SNOW AND BLOWING SNOW WILL REDUCE VISIBILITIES AND MAKE 
  ROADS TREACHEROUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT UP TO 5 INCHES OF SNOW IS
EXPECTED ACROSS THE ADVISORY AREA. ROADS MAY RAPIDLY BECOME
SLIPPERY ONCE THE SNOW BEGINS...SO MOTORISTS SHOULD PLAN FOR A
SLOWER THAN NORMAL TRIP. BE ESPECIALLY ALERT WHEN APPROACHING
BRIDGES...OVERPASSES...AND CURVES.

&&

$$

ILZ064-065-069-101-102-261745-
/O.CON.KLSX.WW.Y.0006.121226T0600Z-121226T1800Z/
BOND IL-FAYETTE IL-CLINTON IL-ST. CLAIR IL-MONROE IL-
INCLUDING THE CITIES OF...VANDALIA...BELLEVILLE
1144 PM CST TUE DEC 25 2012

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

* TIMING...ACCUMULATING SNOW IS EXPECTED TO DEVELOP LATE TONIGHT 
  AND END BY NOON WEDNESDAY. 

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL BE 1 TO 3 INCHES
  WITH LOCALLY HIGHER AMOUNTS.

* WINDS...SUSTAINED WINDS OF AROUND 30 MPH WITH GUSTS IN EXCESS OF
  40 MPH WILL CAUSE SOME BLOWING AND DRIFTING OF THE SNOW.

* IMPACTS...TRAVEL CONDITIONS WILL BECOME DIFFICULT TONIGHT AND 
  WEDNESDAY AS THE SNOW AND BLOWING SNOW WILL REDUCE 
  VISIBILITIES AND MAKE ROADS TREACHEROUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT UP TO 5 INCHES OF SNOW IS
EXPECTED ACROSS THE ADVISORY AREA. ROADS MAY RAPIDLY BECOME
SLIPPERY ONCE THE SNOW BEGINS...SO MOTORISTS SHOULD PLAN FOR A
SLOWER THAN NORMAL TRIP. BE ESPECIALLY ALERT WHEN APPROACHING
BRIDGES...OVERPASSES...AND CURVES.

&&

$$

CARNEY
416 
WWUS43 KLSX 261000
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
400 AM CST WED DEC 26 2012

...DANGEROUS TRAVEL CONDITIONS THIS MORNING...

.A MAJOR WINTER STORM THAT IS BRINGING ACCUMULATING SNOW OVER
SOUTHEAST MISSOURI AND SOUTHERN ILLINOIS WILL MOVE QUICKLY EAST
TODAY. THIS WILL CAUSE THE SNOW TO END THIS MORNING. STRONG
NORTHERLY WINDS MAY CAUSE SOME BLOWING AND DRIFTING WHERE THE
SNOW IS THE DEEPEST.

MOZ074-075-085-261200-
/O.CON.KLSX.WS.W.0002.000000T0000Z-121226T1200Z/
ST. FRANCOIS MO-STE. GENEVIEVE MO-MADISON MO-
INCLUDING THE CITY OF...FARMINGTON
400 AM CST WED DEC 26 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST EARLY
THIS MORNING...

* TIMING...ACCUMULATING SNOW WILL END EARLY THIS MORNING.

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL RANGE FROM 1 TO 4
  INCHES.

* WINDS...NORTHERLY WINDS WILL GUST AS HIGH AS 35 MPH EARLY THIS
  MORNING WHICH MAY CAUSE SOME BLOWING AND DRIFTING SNOW.

* IMPACTS...SNOW COVERED ROADS WILL CAUSE DANGEROUS DRIVING
  CONDITIONS EARLY THIS MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE WEATHER CONDITIONS WILL MAKE DRIVING EXTREMELY DANGEROUS...
IF NOT IMPOSSIBLE. MOTORISTS SHOULD SERIOUSLY CONSIDER POSTPONING
TRAVEL UNTIL ROAD AND WEATHER CONDITIONS IMPROVE.

&&

$$

ILZ070-074-079-261800-
/O.CON.KLSX.WS.W.0002.000000T0000Z-121226T1800Z/
MARION IL-WASHINGTON IL-RANDOLPH IL-
INCLUDING THE CITIES OF...SALEM...CHESTER
400 AM CST WED DEC 26 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

* TIMING...ACCUMULATING SNOW WILL END OVER THE REGION BY LATE THIS
  MORNING.

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL RANGE FROM 2 TO 5
  INCHES.

* WINDS...SUSTAINED WINDS OF AROUND 25 MPH WITH GUSTS IN EXCESS OF
  35 MPH WILL CAUSE BLOWING AND DRIFTING OF THE SNOW THROUGH
  MIDDAY.

* IMPACTS...DANGEROUS TRAVEL CONDITIONS ARE EXPECTED AS FALLING
  AND BLOWING SNOW COMBINES WITH STRONG WINDS TO REDUCE
  VISIBILITIES AND MAKE ROADS TREACHEROUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE WEATHER CONDITIONS WILL MAKE DRIVING EXTREMELY DANGEROUS...
IF NOT IMPOSSIBLE. MOTORISTS SHOULD SERIOUSLY CONSIDER POSTPONING
TRAVEL UNTIL ROAD AND WEATHER CONDITIONS IMPROVE.

&&

$$

MOZ073-084-099-261200-
/O.CON.KLSX.WW.Y.0006.000000T0000Z-121226T1200Z/
WASHINGTON MO-IRON MO-REYNOLDS MO-
400 AM CST WED DEC 26 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST EARLY
THIS MORNING...

* TIMING...ACCUMULATING SNOW WILL END EARLY THIS MORNING.

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL RANGE FROM 1 TO 3
  INCHES.

* WINDS...NORTHERLY WINDS WILL GUST AS HIGH AS 35 MPH EARLY THIS
  MORNING WHICH MAY CAUSE SOME BLOWING AND DRIFTING SNOW.

* IMPACTS...TRAVEL CONDITIONS ARE DIFFICULT EARLY THIS MORNING AS
  THE SNOW AND BLOWING SNOW ARE REDUCING VISIBILITIES AND MAKING
  ROADS TREACHEROUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE PLANNING TRAVEL IN AN OPEN AREA...MAKE CERTAIN YOU AND
YOUR CAR ARE PREPARED FOR THE ELEMENTS. ALTHOUGH TREATED ROADS MAY
JUST BE WET...UNTREATED SURFACES WILL BE ICE COVERED AND VERY
SLIPPERY. MOTORISTS SHOULD REMAIN ALERT FOR RAPID CHANGES IN ROAD
CONDITIONS...ESPECIALLY WHEN TURNING ONTO LESSER TRAVELLED
ROADS...SIDE STREETS...OR PARKING LOTS.


&&

$$

ILZ064-065-069-101-102-261800-
/O.CON.KLSX.WW.Y.0006.000000T0000Z-121226T1800Z/
BOND IL-FAYETTE IL-CLINTON IL-ST. CLAIR IL-MONROE IL-
INCLUDING THE CITIES OF...VANDALIA...BELLEVILLE
400 AM CST WED DEC 26 2012

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

* TIMING...ACCUMULATING SNOW IS EXPECTED TO CONTINUE THROUGH MID
  MORNING.

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL BE BETWEEN 1 AND 3
  INCHES WITH LOCALLY HIGHER AMOUNTS.

* WINDS...NORTHERLY WINDS WILL GUST AS HIGH AS 35 MPH THIS
  MORNING WHICH WILL CAUSE SOME BLOWING AND DRIFTING SNOW.

* IMPACTS...TRAVEL CONDITIONS ARE DIFFICULT EARLY THIS MORNING AS
  THE SNOW AND BLOWING SNOW ARE REDUCING VISIBILITIES AND MAKING
  ROADS TREACHEROUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE PLANNING TRAVEL IN AN OPEN AREA...MAKE CERTAIN YOU AND
YOUR CAR ARE PREPARED FOR THE ELEMENTS. ALTHOUGH TREATED ROADS MAY
JUST BE WET...UNTREATED SURFACES WILL BE ICE COVERED AND VERY
SLIPPERY. MOTORISTS SHOULD REMAIN ALERT FOR RAPID CHANGES IN ROAD
CONDITIONS...ESPECIALLY WHEN TURNING ONTO LESSER TRAVELLED
ROADS...SIDE STREETS...OR PARKING LOTS.

&&

$$

BRITT
161 
WWUS43 KLSX 261204
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
604 AM CST WED DEC 26 2012

MOZ074-075-085-261315-
/O.EXP.KLSX.WS.W.0002.000000T0000Z-121226T1200Z/
ST. FRANCOIS MO-STE. GENEVIEVE MO-MADISON MO-
INCLUDING THE CITY OF...FARMINGTON
604 AM CST WED DEC 26 2012

...WINTER STORM WARNING WILL EXPIRE AT 6 AM CST EARLY THIS
MORNING...

ACCUMULATING SNOW HAS ENDED ACROSS THE REGION. MOTORISTS SHOULD
STILL USE CAUTION WHERE ROADS ARE SNOW COVERED. ALLOW EXTRA TIME
TO REACH THEIR DESTINATIONS THIS MORNING.

$$

ILZ101-102-261315-
/O.CAN.KLSX.WW.Y.0006.000000T0000Z-121226T1800Z/
ST. CLAIR IL-MONROE IL-
INCLUDING THE CITY OF...BELLEVILLE
604 AM CST WED DEC 26 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

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

ACCUMULATING SNOW IS ENDING ACROSS THE REGION. MOTORISTS SHOULD
STILL USE CAUTION WHERE ROADS ARE SNOW COVERED. ALLOW EXTRA TIME
TO REACH THEIR DESTINATIONS THIS MORNING.

$$

MOZ073-084-099-261315-
/O.EXP.KLSX.WW.Y.0006.000000T0000Z-121226T1200Z/
WASHINGTON MO-IRON MO-REYNOLDS MO-
604 AM CST WED DEC 26 2012

...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 AM CST EARLY THIS
MORNING...

ACCUMULATING SNOW HAS ENDED ACROSS THE REGION. MOTORISTS SHOULD
STILL USE CAUTION ON SNOW COVERED ROADS AND ALLOW EXTRA TIME TO
REACH THEIR DESTINATIONS THIS MORNING

$$

ILZ070-074-079-261800-
/O.CON.KLSX.WS.W.0002.000000T0000Z-121226T1800Z/
MARION IL-WASHINGTON IL-RANDOLPH IL-
INCLUDING THE CITIES OF...SALEM...CHESTER
604 AM CST WED DEC 26 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

* TIMING...ACCUMULATING SNOW WILL END OVER THE REGION BY LATE 
  THIS MORNING. 

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL RANGE FROM 1 TO 4
  INCHES.

* WINDS...SUSTAINED WINDS AROUND 20 MPH WITH GUSTS IN EXCESS OF
  35 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING OF THE SNOW
  THROUGH MIDDAY.

* IMPACTS...DANGEROUS TRAVEL CONDITIONS ARE EXPECTED AS FALLING 
  AND BLOWING SNOW COMBINES WITH STRONG WINDS TO REDUCE 
  VISIBILITIES AND MAKE ROADS TREACHEROUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE WEATHER CONDITIONS WILL MAKE DRIVING EXTREMELY DANGEROUS...
IF NOT IMPOSSIBLE. MOTORISTS SHOULD SERIOUSLY CONSIDER POSTPONING
TRAVEL UNTIL ROAD AND WEATHER CONDITIONS IMPROVE.

&&

$$

ILZ064-065-069-261800-
/O.CON.KLSX.WW.Y.0006.000000T0000Z-121226T1800Z/
BOND IL-FAYETTE IL-CLINTON IL-
INCLUDING THE CITY OF...VANDALIA
604 AM CST WED DEC 26 2012

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

* TIMING...ACCUMULATING SNOW IS EXPECTED TO CONTINUE THROUGH MID 
  MORNING. 

* ACCUMULATIONS...TOTAL SNOWFALL AMOUNTS WILL BE BETWEEN 1 AND 3
  INCHES.

* WINDS...SUSTAINED WINDS AROUND 20 MPH WITH GUSTS IN EXCESS OF
  35 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING OF THE SNOW
  THROUGH MIDDAY.

* IMPACTS...TRAVEL CONDITIONS ARE DIFFICULT EARLY THIS MORNING 
  AS THE SNOW AND BLOWING SNOW ARE REDUCING VISIBILITIES AND 
  MAKING ROADS TREACHEROUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE PLANNING TRAVEL IN AN OPEN AREA...MAKE CERTAIN YOU AND
YOUR CAR ARE PREPARED FOR THE ELEMENTS. ALTHOUGH TREATED ROADS
MAY JUST BE WET...UNTREATED SURFACES WILL BE ICE COVERED AND VERY
SLIPPERY. MOTORISTS SHOULD REMAIN ALERT FOR RAPID CHANGES IN ROAD
CONDITIONS...ESPECIALLY WHEN TURNING ONTO LESSER TRAVELLED
ROADS...SIDE STREETS...OR PARKING LOTS.

&&

$$

BRITT
338 
WWUS43 KLSX 261409
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
809 AM CST WED DEC 26 2012


ILZ070-074-079-261515-
/O.CAN.KLSX.WS.W.0002.000000T0000Z-121226T1800Z/
MARION IL-WASHINGTON IL-RANDOLPH IL-
INCLUDING THE CITIES OF...SALEM...CHESTER
809 AM CST WED DEC 26 2012

...WINTER STORM WARNING IS CANCELLED...

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

ACCUMULATING SNOW IS ENDING ACROSS THE REGION. MOTORISTS SHOULD
STILL USE CAUTION WHERE ROADS ARE SNOW COVERED AND ALLOW EXTRA
TIME TO REACH THEIR DESTINATIONS THIS MORNING.

$$

ILZ064-065-069-261515-
/O.CAN.KLSX.WW.Y.0006.000000T0000Z-121226T1800Z/
BOND IL-FAYETTE IL-CLINTON IL-
INCLUDING THE CITY OF...VANDALIA
809 AM CST WED DEC 26 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

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

ACCUMULATING SNOW IS ENDING ACROSS THE REGION. MOTORISTS SHOULD
STILL USE CAUTION WHERE ROADS ARE SNOW COVERED AND ALLOW EXTRA
TIME TO REACH THEIR DESTINATIONS THIS MORNING.

$$

BRITT

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 25, 4:17 AM CSTWinter Weather AdvisoryLSXIron, Madison, Reynolds, Sainte Genevieve, Saint Francois, Washington28 hr

Nearby

Winter Storm Warnings in Missouri, 2012Winter Storm Warnings in Illinois, 2012Every winter storm warning in 2012

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.