Alert archive / Missouri / Tornado Warnings in 1995

Tornado Warning 1, NWS St. Louis, MO

April 16, 1995Sainte Genevieve County, Missouri

NWS St. Louis, MO issued this tornado warning at Apr 16, 1995, 4:50 PM CDT for Sainte Genevieve County, Missouri. It was in force for 30 min.

The area

The counties it named.

The facts

Issued
Apr 16, 1995, 4:50 PM CDT (21:50 UTC)
Expired
Apr 16, 1995, 5:20 PM CDT
In force
30 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Sainte Genevieve County, MO

The radar

The St Louis radar (KLSX), 99 km from the middle of the area, began a volume at 21:51 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

Lincoln, IL (KILX), launched 12:00Z, 9.8 hours before the alert went out and 286 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 1995-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 1995-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 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
1818 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 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 162149
TORSTL
MOC099-186-162220-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
450 PM CDT SUN APR 16 1995
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  520 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL MISSOURI
 
   ...SOUTHERN JEFFERSON COUNTY...NORTHERN STE GENEVIEVE COUNTY
 
AT 441 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A TORNADO
IN SOUTHERN JEFFERSON COUNTY OR FIVE MILES SOUTHEAST OF DE SOTO.
ALSO...A STORM SPOTTER REPORTED A WALL CLOUD IN THIS AREA. THE TORNADO
WAS MOVING TO SOUTHEAST AT 30 MPH. SOME TOWNS IN THE PATH ARE
PAPIN...VALLEY VIEW...AND LAWRENCETON.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CrUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.
 
 
DM/AS
 
&

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 16, 12:50 PM CDTSevere Thunderstorm WarningLSXBoone, Moniteau55 min
Apr 16, 2:27 PM CDTSevere Thunderstorm WarningLSXCallaway, Osage39 min
Apr 16, 2:50 PM CDTSevere Thunderstorm WarningLSXGasconade35 min
Apr 16, 3:00 PM CDTSevere Thunderstorm WarningLSXWashington45 min
Apr 16, 3:22 PM CDTSevere Thunderstorm WarningLSXFranklin53 min
Apr 16, 3:28 PM CDTSevere Thunderstorm WarningLSXJefferson47 min
Apr 16, 4:00 PM CDTSevere Thunderstorm WarningLSXSaint Francois31 min
Apr 16, 4:00 PM CDTSevere Thunderstorm WarningLSXSainte Genevieve45 min
Apr 16, 4:21 PM CDTSevere Thunderstorm WarningLSXJefferson39 min
Apr 16, 4:50 PM CDTTornado WarningLSXJefferson21 min

Nearby

Tornado Warnings in Missouri, 1995Every tornado warning in 1995Tornadoes in 1995

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.