Alert archive / Missouri / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 11, NWS St. Louis, MO

March 5, 1996Jefferson County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Mar 5, 1996, 12:16 PM CST for Jefferson County, Missouri. It was in force for 29 min. 1 report 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
Mar 5, 1996, 12:16 PM CST (18:16 UTC)
Expired
Mar 5, 1996, 12:45 PM CST
In force
29 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Jefferson County, MO

The radar

The St Louis radar (KLSX), 50 km from the middle of the area, began a volume at 18:17 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
Mar 5, 12:20 PM CSTHail 1.75De Soto, 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 12:00Z, 6.3 hours before the alert went out and 268 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 1996-03-05Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 1996-03-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 139 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
520 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
139 m²/s²
0-3 km storm-relative helicity
211 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 
WUUS1 KSTL 051819 RRA
SVRSTL
MOC099-051845-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1216 PM CST TUE MAR 5 1996
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1245 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL MISSOURI
 
   ...SOUTHERN JEFFERSON COUNTY
 
AT 1215 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS DETECTING A
SEVERE THUNDERSTORM 3 MILES SOUTH OF DESOTO. PEA SIZE HAIL WAS REPORTED
IN DESOTO AND LARGE TREE LIMBS WERE DOWN SOUTH OF DESOTO AT 1215 PM.
THE STORM WAS MOVING TO THE EAST AT 35 MPH. IT WILL BE MOVING ACROSS
HIGHWAY 67 BY 1225 PM AND JUST SOUTH OF OLYMPIAN VILLAGE BY 1230 PM.
 
THIS IS A DANGEROUS STORM! BE PREPARED FOR DAMAGING WINDS...HAIL
AND DEADLY LIGHTNING. STAY INSIDE AND AWAY FROM WINDOWS.
 
GKS/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, Mar 5, 9:27 AM CST, 2 hours 49 minutes before
MOZ001>115-ILZ095>102-KSZ102-105-051630-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST. LOUIS MO
905 AM CST TUE MAR 5 1996

...MISSOURI TORNADO DRILL CANCELLED...RESCHEDULED FOR THURSDAY...

DUE TO THE SHOWERS AND THUNDERSTORMS IN THE STATE AND THE PROSPECT
THAT MORE WILL BE FORMING...THE STATEWIDE TORNADO DRILL HAS BEEN
POSTPONED UNTIL THURSDAY...MARCH 7. THE WEATHER FOR THURSDAY LOOKS
COLD WITH SOME SNOW FLURRIES...BUT THERE SHOULD BE NO THUNDERSTORMS.

AGAIN...THE STATEWIDE TORNADO DRILL HAS BEEN POSTPONED UNTIL THURSDAY
...MARCH 7...AROUND 1000 AM.

NOTE...THE AMATEUR RADIO TORNADO DRILL FOR CENTRAL AND EAST MISSOURI
AND WEST ILLINOIS SCHEDULED FOR TONIGHT BEGINNING AT 630 PM WILL TAKE
PLACE UNLESS THERE IS A SEVERE THUNDERSTORM OR TORNADO WATCH ALREADY
IN PLACE.

JPK

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; radar from the NEXRAD Level II archive.