Alert archive / Missouri / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 187, NWS St. Louis, MO

July 8, 1996Madison County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Jul 8, 1996, 9:53 AM CDT for Madison County, Missouri. It was in force for 22 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
Jul 8, 1996, 9:53 AM CDT (14:53 UTC)
Expired
Jul 8, 1996, 10:15 AM CDT
In force
22 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Madison County, MO

The radar

The St Louis radar (KLSX), 139 km from the middle of the area, began a volume at 14:56 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

Little Rock, AR (KLZK), launched 12:00Z, 2.9 hours before the alert went out and 297 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, Little Rock, AR at 12:00Z on 1996-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2230 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, Little Rock, AR at 12:00Z on 1996-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 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
2230 J/kg
Mixed-layer CIN
-99 J/kg
Mixed-layer LCL
1203 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 081456
SVRSTL
MOC123-081515-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED...CORRECTED TIME...
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
953 AM CDT MON JUL 8 1996
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1015 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST MISSOURI
 
   ...EASTERN MADISON COUNTY
 
AT 945 AM RADAR SHOWED A SEVERE THUNDERSTORM 5 MILES SOUTH OF
FREDERICKTOWN MOVING EAST AT 40 MPH.
 
TOWNS IN THE PATH INCLUDE MILL CREEK...FREDERICKTOWN...MARQUAND
AND BUCKHORN.
 
THIS STORM HAS PRODUCED WIND DAMAGE IN IRON COUNTY. WINDS GUSTS OF
70 MPH ARE EXPECTED WITH THIS STORM.
 
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, Jul 8, 5:05 AM CDT, 4 hours 48 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-
MOZ065-081700-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
500 AM CDT MON JUL 8 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 RISK FOR SEVERE THUNDERSTORMS OVER THE ENTIRE AREA
OF CENTRAL AND EAST CENTRAL MISSOURI INTO WEST CENTRAL ILLINOIS FOR
TODAY AND TONIGHT.
THUNDERSTORMS WILL MOVE THROUGH SOUTHERN MISSOURI THIS MORNING...THEN
REDEVELOP OVER CENTRAL zAND SOUTHERN MISSOURI THIS AFTERNOON AND TONIGHT.

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

PEDIGO

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 9:44 PM CDTSevere Thunderstorm WarningLSXMadison31 min
Jul 8, 8:49 AM CDTSevere Thunderstorm WarningLSXIron, Reynolds41 min
Jul 8, 9:10 AM CDTSevere Thunderstorm WarningLSXMadison35 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.