Alert archive / Missouri / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 94, NWS St. Louis, MO

May 5, 1996Cole County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at May 5, 1996, 8:52 AM CDT for Cole County, Missouri. It was in force for 53 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 5, 1996, 8:52 AM CDT (13:52 UTC)
Expired
May 5, 1996, 9:45 AM CDT
In force
53 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Cole County, MO

The radar

The St Louis radar (KLSX), 141 km from the middle of the area, began a volume at 13:56 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.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 1.9 hours before the alert went out and 223 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 1996-05-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1814 joules per kilogram.LCLLFCEL10008507005003002001001 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, Springfield, MO at 12:00Z on 1996-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 155 square meters per square second.19395878Sfc1 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
1814 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
803 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
155 m²/s²
0-3 km storm-relative helicity
137 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSTL 051353
SVRSTL
MOC051-051445-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
852 AM CDT SUN MAY 5 1996
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  945 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL MISSOURI
 
   ...COLE COUNTY
 
AT 850 AM...NATIONAL SERVICE DOPPLER RADAR WAS DETECTING A SEVERE
THUNDERSTORM NEAR HIGH POINT IN SOUTHERN MONITEAU COUNTY. IT WAS MOVING
EAST AT 25 MPH. IT WILL MOVE THROUGH THE TOWNS OF
RUSSELLVILLE...BRAZITO...HICKORY HILL AND ST THOMAS IN COLE COUNTY.
 
THIS IS A DANGEROUS STORM! BE PREPARED FOR DAMAGING WINDS...HAIL
AND DEADLY LIGHTNING. STAY INSIDE AND AWAY FROM WINDOWS.
 
GKS/DF

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 5, 6:18 AM CDT, 2 hours 34 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-
MOZ065-051700-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
600 AM CDT SUN MAY 5 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.

THERE IS A SLIGHT CHANCE FOR SEVERE THUNDRSTORMS TODAY OVER MUCH
CENTRAL AND SOUTHEAST MISSOURI AND SOUTHWEST ILLINOIS. THE AREA OF
PRIMARY CONCERN EXTENDS SOUTH OF A COLUMBIA TO ST. LOUIS TO
EFFINGHAM LINE. THE STORMS ARE EXPECTED TO DEVELOP MAINLY FROM LATE
MORNING TO EARLY AFTERNOON.

STORM SPOTTER GROUPS AND EMERGENCY MANAGERS SHOULD KEEP ADVISED OF
THE LATEST FORECAST FOR POSSIBLE SKYWARN ACTION.

JPK

The office that day

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

IssuedProductOfficeCountiesLasted
May 5, 8:22 AM CDTSevere Thunderstorm WarningLSXMoniteau68 min
May 5, 11:41 AM CDTSevere Thunderstorm WarningLSXCrawford49 min
May 5, 11:59 AM CDTSevere Thunderstorm WarningLSXIron, Washington61 min
May 5, 11:59 AM CDTSevere Thunderstorm WarningLSXReynolds61 min
May 5, 12:39 PM CDTSevere Thunderstorm WarningLSXSaint Francois51 min
May 5, 12:52 PM CDTSevere Thunderstorm WarningLSXMadison38 min
May 5, 2:43 PM CDTFlash Flood WarningLSXSainte Genevieve3 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.