Alert archive / Missouri / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 76, NWS St. Louis, MO

May 3, 1996Lincoln County, Missouri; Calhoun County, Illinois

NWS St. Louis, MO issued this severe thunderstorm warning at May 3, 1996, 4:11 PM CDT for Lincoln County, Missouri; Calhoun County, Illinois. It was in force for 34 min. 2 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
May 3, 1996, 4:11 PM CDT (21:11 UTC)
Expired
May 3, 1996, 4:45 PM CDT
In force
34 min
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Calhoun County, IL, Lincoln County, MO

The radar

The St Louis radar (KLSX), 47 km from the middle of the area, began a volume at 21:14 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
May 3, 4:25 PM CDTHail 1.75Brussels, IL
May 3, 4:30 PM CDTHail 1.75Batchtown, IL

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.2 hours before the alert went out and 222 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 1996-05-03Temperature 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 1996-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
1179 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
175 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 
TTAA00 KSTL 032112
SVRSTL
ILC013-083-MOC113-032145-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
411 PM CDT FRI MAY 3 1996
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  445 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST ILLINOIS
 
   ...CALHOUN COUNTY...JERSEY COUNTY
 
 
IN EAST CENTRAL MISSOURI
 
   ...EASTERN LINCOLN COUNTY
 
...AT 410 RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS EXTENDED FROM
NEAR ELSBERRY TO SOUTH OF TROY. MOVEMENT WAS EAST AT 45 MPH.
 
TOWNS IN THE PATH INCLUDE WINFIELD...BRUSSELS...FIELDON...AND
JERSEYVILLE.
 
THIS IS A DANGEROUS STORM! BE PREPARED FPOR DAMAGING WINDS...HAIL
AND DEADLY LIGHTNING. STAY INSIDE AND AWAY FROM WINDOWS.
 
JPK

What forecasters said that day

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

In the hours before

Special weather statement, May 3, 10:15 AM CDT, 5 hours 56 minutes before
MOZ042-041-050-010-048-072-062-059-084-018-019-052-085-027-047-
051-034-049-036-035-099-061-075-074-063-064-009-026-060-073-ILZ095-
064-096-098-069-065-058-099-059-100-070-102-060-097-079-101-074-
MOZ065-032100-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
1000 AM CDT FRI MAY 3 1996

THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NWS OFFICE
IN ST. LOUIS. AREAS INCLUDED ARE PARTS OF CENTRAL...NORTHEAST AND
EAST CENTRAL MISSOURI...AND SOUTHWEST ILLINOIS.

CITIES COVERED BY THIS OUTLOOK AREA INCLUDE IN MISSOURI...COLUMBIA
...JEFFERSON CITY...MEXICO...HANNIBAL...ST. LOUIS...AND FARMINGTON.
IN ILLINOIS...QUINCY...CARLINVILLE...BELLEVILLE...CHESTER...
GREENVILLE AND SALEM.

....CHANCE OF SEVERE THUNDERSTORMS THIS AFTERNOON INTO TONIGHT...

THERE WILL BE A CHANCE OF SEVERE THUNDERSTORMS THIS AFTERNOON INTO
TONIGHT ACROSS MUCH OF THE COUNTY WARNING AREA SERVICED BY THE NWS
OFFICE IN ST. LOUIS. THE AREA OF HIGHEST CONCERN INCLUDES THE AREA
ROUGHLY SOUTH OF INTERSTATE 70 AND WEST OF THE MISSISSIPPI RIVER.
AREAS FURTHER NORTH AND EAST ARE IN A SLIGHT CHANCE AREA.

ALONG WITH THE POTENTIAL FOR SEVERE THUNDERSTORMS...THERE WILL ALSO BE
A RISK FOR FLASH FLOODIN0G DUE TO THE POSSIBILITY OF HEAVY RAIN THROUGH
TONIGHT.

STORM SPOTTER GROUPS AND EMERGENCY MANAGERS SHOULD KEEP ADVISED OF
THE LATEST FORECAST FOR POSSIBLE SKYWARN ACTIVATION THIS AFTERNOON AND
TONIGHT.

JPK

The office that day

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

IssuedProductOfficeCountiesLasted
May 2, 9:01 PM CDTSevere Thunderstorm WarningLSXReynolds44 min
May 2, 10:27 PM CDTSevere Thunderstorm WarningLSXJefferson33 min
May 2, 11:09 PM CDTSevere Thunderstorm WarningLSXSainte Genevieve36 min
May 3, 1:06 AM CDTSevere Thunderstorm WarningLSXReynolds54 min
May 3, 4:23 PM CDTSevere Thunderstorm WarningLSXSaint Charles22 min
May 3, 4:42 PM CDTSevere Thunderstorm WarningLSXSaint Charles48 min
May 3, 4:55 PM CDTSevere Thunderstorm WarningLSXSaint Louis20 min
May 2, 10:22 PM CDTSevere Thunderstorm WarningLSXMonroe, Saint Clair38 min
May 2, 10:56 PM CDTSevere Thunderstorm WarningLSXMonroe, Randolph49 min
May 2, 11:02 PM CDTSevere Thunderstorm WarningLSXSaint Clair, Washington43 min
May 3, 4:11 PM CDTSevere Thunderstorm WarningLSXJersey34 min
May 3, 4:59 PM CDTSevere Thunderstorm WarningLSXClinton46 min
May 3, 5:09 PM CDTTornado WarningLSXMadison36 min
May 3, 5:30 PM CDTSevere Thunderstorm WarningLSXBond, Clinton45 min
May 3, 6:03 PM CDTSevere Thunderstorm WarningLSXMarion42 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1996Severe Thunderstorm Warnings in Illinois, 1996Every severe thunderstorm warning in 1996

Sources

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