Alert archive / Missouri / Winter Storm Warnings in 2009

Winter Storm Warning 2, NWS St. Louis, MO

February 28, 2009Iron County, Madison County, Reynolds County, Missouri

NWS St. Louis, MO issued this winter storm warning at Feb 28, 2009, 3:08 PM CST for Iron County, Madison County, Reynolds County, Missouri. It was in force for 5 hr. 5 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 28, 2009, 3:08 PM CST (21:08 UTC)
Expired
Feb 28, 2009, 8:00 PM CST
In force
5 hr
Issued by
NWS St. Louis, MO

Counties Iron County, MO, Madison County, MO, Reynolds County, MO

The radar

The St Louis radar (KLSX), 139 km from the middle of the area, began a volume at 21:10 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 28, 5:15 PM CSTSNOW 2.84 N Bunker, MOSTORM TOTAL
Feb 28, 6:00 PM CSTSNOW 1Viburnum, MOSTORM TOTAL
Feb 28, 7:00 PM CSTSNOW 1Annapolis, MOSTORM TOTAL
Feb 28, 7:00 PM CSTSNOW 2.3Oates, MOSTORM TOTAL
Feb 28, 7:00 PM CSTSNOW 5Ellington, MOSTORM TOTAL

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

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 9.1 hours before the alert went out and 284 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, Springfield, MO at 12:00Z on 2009-02-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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, Springfield, MO at 12:00Z on 2009-02-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
485 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
163 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 282108
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
308 PM CST SAT FEB 28 2009

MOZ047>049-059-282215-
/O.EXP.KLSX.WW.Y.0003.000000T0000Z-090228T2100Z/
MONITEAU-COLE-OSAGE-GASCONADE-
INCLUDING THE CITY OF...JEFFERSON CITY
308 PM CST SAT FEB 28 2009

...WINTER WEATHER ADVISORY WILL EXPIRE AT 3 PM CST THIS
AFTERNOON...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 3 PM CST THIS
AFTERNOON. 

SNOW HAS BEGUN TO TAPER OFF OVER CENTRAL MISSOURI. LITTLE IF ANY
ADDITIONAL SNOWFALL IS EXPECTED.

$$

MOZ084-085-099-010200-
/O.UPG.KLSX.WW.Y.0003.000000T0000Z-090301T0000Z/
/O.NEW.KLSX.WS.W.0002.090228T2108Z-090301T0200Z/
IRON-MADISON-REYNOLDS-
308 PM CST SAT FEB 28 2009

...WINTER STORM WARNING IN EFFECT UNTIL 8 PM CST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A WINTER
STORM WARNING FOR SNOW...WHICH IS IN EFFECT UNTIL 8 PM CST THIS
EVENING. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.

SNOW IS FALLING HEAVILY ACROSS PARTS OF REYNOLDS AND IRON
COUNTIES WITH OVER 3 INCHES ALREADY REPORTED IN ELLINGTON. THE
SNOW IS EXPECTED TO CONTINUE THE REST OF THE AFTERNOON BEFORE
ENDING EARLY THIS EVENING. VISIBILITIES IN THE HEAVY SNOW MAY DROP
BELOW ONE QUARTER MILE AT TIMES. STORM TOTAL ACCUMULATIONS WILL
RANGE FROM 2 TO 7 INCHES...WITH THE HEAVIEST TOTALS EXPECTED OVER
REYNOLDS AND SOUTHERN IRON COUNTIES.

A WINTER STORM WARNING MEANS THAT 6 INCHES OR MORE OF SNOW IS
EXPECTED. THE RAPID ACCUMULATION OF SNOW WILL MAKE TRAVEL
EXTREMELY DIFFICULT. ALLOW PLENTY OF EXTRA TIME TO REACH YOUR
DESTINATION IF YOU PLAN TO TRAVEL THIS EVENING.

$$

MOZ072>075-010000-
/O.CON.KLSX.WW.Y.0003.000000T0000Z-090301T0000Z/
CRAWFORD-WASHINGTON-ST. FRANCOIS-STE. GENEVIEVE-
INCLUDING THE CITY OF...FARMINGTON
308 PM CST SAT FEB 28 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY FOR SNOW REMAINS IN EFFECT UNTIL 6 PM CST
THIS AFTERNOON.

SNOW WILL CONTINUE TO FALL ACROSS SOUTHEAST MISSOURI LATE THIS
AFTERNOON. SNOWFALL TOTALS WILL RANGE FROM 1 TO 5 INCHES...WITH
THE HEAVIEST TOTALS EXPECTED OVER PARTS OF CRAWFORD AND WASHINGTON
COUNTIES. SNOWFALL IS EXPECTED TO DIMINISH QUICKLY BY EARLY THIS
EVENING. 

A WINTER WEATHER ADVISORY MEANS THAT SIGNIFICANT ACCUMULATING
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.

$$

BRITT
2 follow-up statements
000 
WWUS43 KLSX 010013
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
613 PM CST SAT FEB 28 2009

MOZ072>075-010115-
/O.EXP.KLSX.WW.Y.0003.000000T0000Z-090301T0000Z/
CRAWFORD-WASHINGTON-ST. FRANCOIS-STE. GENEVIEVE-
INCLUDING THE CITY OF...FARMINGTON
613 PM CST SAT FEB 28 2009

...WINTER WEATHER ADVISORY HAS EXPIRED...

THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

THE WINTER WEATHER ADVISORY FOR STE GENEVIEVE...ST
FRANCOIS....WASHINGTON...AND CRAWFORD COUNTIES OVER PARTS OF
SOUTHEAST AND SOUTH CENTRAL MISSOURI HAS EXPIRED. THE AREA OF SNOW
HAS MOVED SOUTH OF THESE COUNTIES. SKIES WILL REMAIN CLOUDY OVER
THESE AREAS THROUGH THE EVENING HOURS. 

$$

MOZ084-085-099-010200-
/O.CON.KLSX.WS.W.0002.000000T0000Z-090301T0200Z/
IRON-MADISON-REYNOLDS-
613 PM CST SAT FEB 28 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM CST THIS
EVENING...

A WINTER STORM WARNING FOR REYNOLDS...IRON...AND MADISON COUNTIES
REMAINS IN EFFECT UNTIL 8 PM CST THIS EVENING.

SNOW CONTINUES TO FALL ACROSS PARTS OF REYNOLDS AND IRON COUNTIES
WITH OVER 4.5 INCHES ALREADY REPORTED IN ELLINGTON. THE SNOW IS
EXPECTED TO CONTINUE THROUGH THE EARLY EVENING HOURS BEFORE ENDING
LATER THIS EVENING. VISIBILITIES IN THE SNOW MAY DROP BELOW ONE
HALF MILE AT TIMES. STORM TOTAL ACCUMULATIONS WILL RANGE FROM 2
TO 7 INCHES...WITH THE HEAVIEST TOTALS EXPECTED OVER REYNOLDS AND
SOUTHERN IRON COUNTIES.

A WINTER STORM WARNING MEANS THAT 6 INCHES OR MORE OF SNOW IS
EXPECTED. THE RAPID ACCUMULATION OF SNOW WILL MAKE TRAVEL
EXTREMELY DIFFICULT. ALLOW PLENTY OF EXTRA TIME TO REACH YOUR
DESTINATION IF YOU PLAN TO TRAVEL THIS EVENING.

$$

PRZYBYLINSKI
000 
WWUS43 KLSX 010214
WSWLSX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
814 PM CST SAT FEB 28 2009


MOZ084-085-099-010315-
/O.EXP.KLSX.WS.W.0002.000000T0000Z-090301T0200Z/
IRON-MADISON-REYNOLDS-
814 PM CST SAT FEB 28 2009

...WINTER STORM WARNING HAS EXPIRED...

THE WINTER STORM WARNING FOR REYNOLDS...IRON...AND MADISON
COUNTIES IN SOUTH CENTRAL MISSOURI IS NO LONGER IN EFFECT.

THE AREA OF SNOW WHICH BROUGHT VARYING ACCUMULATIONS TO PARTS OF
REYNOLDS...IRON...AND MADISON COUNTIES IN SOUTH CENTRAL MISSOURI
HAS MOVED SOUTH INTO PARTS OF FAR SOUTHEAST MISSOURI. A FEW
FLURRIES ARE STILL POSSIBLE OVER THESE AREAS TIL 9:00 PM.
OTHERWISE SKIES WILL REMAIN CLOUDY OVER THE SOUTH CENTRAL
MISSOURI. THEN SKIES WILL CLEAR AFTER MIDNIGHT. 

$$

PRZYBYLINSKI

Nearby

Winter Storm Warnings in Missouri, 2009Every winter storm warning in 2009

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.