Alert archive / Missouri / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 161, NWS St. Louis, MO

June 5, 1996Knox County, Lewis County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 5, 1996, 8:48 PM CDT for Knox County, Lewis County, Missouri. It was in force for 42 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
Jun 5, 1996, 8:48 PM CDT (01:48 UTC)
Expired
Jun 5, 1996, 9:30 PM CDT
In force
42 min
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Knox County, MO, Lewis County, MO

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 1.8 hours before the alert went out and 207 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, Davenport, at 00:00Z on 1996-06-06Temperature 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, Davenport, at 00:00Z on 1996-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 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
1505 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
220 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 060154 COR
SVRSTL
MOC103-111-060230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING ...RETRANSMISSION...
NATIONAL WEATHER SERVICE ST LOUIS MO
848 PM CDT WED JUN 5 1996

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  930 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN NORTHEAST MISSOURI

   ...KNOX COUNTY...LEWIS COUNTY

AT 847 PM...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM NEAR
COLONY...THROUGH EDINA...TO HURDLAND.

THE LINE OF STORMS WAS MOVING EAST-SOUTHEAST AT 30 MPH.  ADDITIONAL
TOWNS IN THE PATH OF THESE STORMS INCLUDE MONTICELLO...LA BELLE...
KNOX CITY...AND NOVELTY.

REMEMBER...A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.
IF OUTDOORS...SEEK INSIDE SHELTER IMMEDIATELY. STAY AWAY FROM
WINDOWS.

TRUETT/FERRY

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 5, 9:12 PM CDTTornado WarningLSXKnox33 min
Jun 5, 9:15 PM CDTSevere Thunderstorm WarningLSXShelby45 min
Jun 5, 9:30 PM CDTSevere Thunderstorm WarningLSXMarion, Monroe, Ralls60 min
Jun 5, 9:30 PM CDTSevere Thunderstorm WarningLSXLewis60 min
Jun 5, 10:07 PM CDTSevere Thunderstorm WarningLSXPike68 min
Jun 5, 11:17 PM CDTFlash Flood WarningLSXMonroe, Ralls5 hr
Jun 5, 11:17 PM CDTFlash Flood WarningLSXShelby5 hr
Jun 6, 1:25 AM CDTFlash Flood WarningLSXMonroe, Ralls50 min
Jun 6, 1:25 AM CDTSevere Thunderstorm WarningLSXMonroe, Ralls50 min
Jun 6, 12:26 PM CDTSevere Thunderstorm WarningLSXOsage49 min
Jun 6, 2:53 PM CDTSevere Thunderstorm WarningLSXWashington52 min
Jun 6, 4:52 PM CDTSevere Thunderstorm WarningLSXFranklin38 min
Jun 6, 5:31 PM CDTSevere Thunderstorm WarningLSXFranklin, Saint Louis44 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.