Alert archive / Missouri / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 107, NWS St. Louis, MO

May 14, 1996Franklin County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at May 14, 1996, 7:01 PM CDT for Franklin County, Missouri. It was in force for 59 min. 3 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 14, 1996, 7:01 PM CDT (00:01 UTC)
Expired
May 14, 1996, 8:00 PM CDT
In force
59 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Franklin County, MO

What was reported inside it

TimeReportWhereRemark
May 14, 7:08 PM CDTHail 0.75Union, MO
May 14, 7:15 PM CDTHail 1Union, MO
May 14, 7:40 PM CDTHail 0.75Union, MO

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 00:00Z, 0.0 hours before the alert went out and 288 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 00:00Z on 1996-05-15Temperature 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 00:00Z on 1996-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 210 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1172 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
210 m²/s²
0-3 km storm-relative helicity
673 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 150003
SVRSTL
MOC071-150100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
701 PM CDT TUE MAY 14 1996
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  800 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL MISSOURI
 
   ...FRANKLIN COUNTY
 
AT 7 PM...RADAR INDICATED ANOTHER SEVERE THUNDERSTORM IN THE UNION AREA.
THIS STORM WAS NOW MOVING SOUTHEAST AT 30 TO 35 MPH. OTHER TOWNS IN THE
PATH OF THIS STORM INCLUDE ST CLAIR...DITTMER...HOUSE SPRINGS...
AND HILLSBORO.
 
ALSO REMEMBER THAT A FLASH FLOOD WARNING IS IN EFFECT FOR FRANKLIN AND
JEFFERSON COUNTIES.  THE REPEAT THUNDERSTORM ACTIVITY IN THESE AREAS IS
PRODUCING A VERY DANGEROUS FLASH FLOODING THREAT.
 
THIS IS A DANGEROUS STORM! BE PREPARED FOR DAMAGING WINDS...HAIL
AND DEADLY LIGHTNING. STAY INSIDE AND AWAY FROM WINDOWS.

The office that day

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

IssuedProductOfficeCountiesLasted
May 14, 7:01 PM CDTFlash Flood WarningLSXFranklin59 min
May 14, 7:50 PM CDTSevere Thunderstorm WarningLSXIron, Reynolds40 min
May 14, 7:59 PM CDTFlash Flood WarningLSXFranklin, Jefferson31 min
May 14, 7:59 PM CDTSevere Thunderstorm WarningLSXFranklin, Jefferson31 min
May 14, 8:06 PM CDTSevere Thunderstorm WarningLSXMadison39 min
May 14, 8:48 PM CDTFlash Flood WarningLSXSainte Genevieve4 hr
May 14, 8:48 PM CDTFlash Flood WarningLSXJefferson, Sainte Genevieve3 hr
May 14, 8:59 PM CDTSevere Thunderstorm WarningLSXJefferson31 min

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.