Alert archive / Missouri / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 49, NWS St. Louis, MO

July 2, 1992Pike County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Jul 2, 1992, 6:18 PM CDT for Pike County, Missouri. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Jul 2, 1992, 6:18 PM CDT (23:18 UTC)
Expired
Jul 2, 1992, 7:00 PM CDT
In force
42 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Pike County, MO

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 11.3 hours before the alert went out and 332 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, Paducah/Barkley, KY at 12:00Z on 1992-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1159 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Paducah/Barkley, KY at 12:00Z on 1992-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 square meters per square second.1939Sfc1 km3 km6 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
1159 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
563 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
82 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 022319
SVRSTL
MOC163-030000-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
618 PM CDT THU JUL 2 1992
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  700 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL MISSOURI
 
   ...SOUTHERN PIKE COUNTY
 
AT 615 PM CDT...NWS DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM OVER
SOUTHEAST PIKE COUNTY MISSOURI...ABOUT 35 MILES SOUTHEAST OF HANNIBAL. A
SECOND SEVERE THUNDERSTORM WAS ENTERING SOUTHWEST PIKE COUNTY MISSOURI.
 
SOME TOWNS IN THE PATH OF THIS STORM PAYNESVILLE AND CLARKSVILLE
AND CYRENE.
 
PEOPLE IN THESE TOWNS SHOULD SEEK SHELTER IMMEDIATELY.
 
THE SEVERE THUNDERSTORM WAS MOVING TO THE EAST NORTHEAST AT 30 MILES AN
HOUR.
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
RP

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 2, 11:11 AM CDTSevere Thunderstorm WarningLSXShelby34 min
Jul 2, 11:26 AM CDTSevere Thunderstorm WarningLSXKnox49 min
Jul 2, 11:44 AM CDTSevere Thunderstorm WarningLSXClark, Lewis46 min
Jul 2, 1:08 PM CDTSevere Thunderstorm WarningLSXLewis, Marion52 min
Jul 2, 1:39 PM CDTTornado WarningLSXMarion36 min
Jul 2, 4:19 PM CDTSevere Thunderstorm WarningLSXPike, Ralls41 min
Jul 2, 5:23 PM CDTSevere Thunderstorm WarningLSXPike52 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1992Every severe thunderstorm warning in 1992

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.