Alert archive / Missouri / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 196, NWS St. Louis, MO

August 9, 1995Clark County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Aug 9, 1995, 11:51 PM CDT for Clark County, Missouri. It was in force for 69 min.

The area

The counties it named.

The facts

Issued
Aug 9, 1995, 11:51 PM CDT (04:51 UTC)
Expired
Aug 10, 1995, 1:00 AM CDT
In force
69 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Clark County, MO

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 4.9 hours before the alert went out and 170 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 1995-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5462 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, Davenport, at 00:00Z on 1995-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 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
5462 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
976 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 100452 RRA
SVRSTL
MOC045-100600-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1151 PM CDT WED AUG 9 1995
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  100 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST MISSOURI
 
   ...CLARK COUNTY
 
AT 1145 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM NORTHWEST OF KAHOKA. THIS STORM WAS MOVING TO THE SOUTH AT
25 MPH AND WILL PASS SOUTH THROUGH THE COUNTY BY 1230 AM CDT.
 
PERSONS THROUGHOUT CLARK COUNTY...INCLUDING THE COMMUNITY OF KAHOKA...
SHOULD BE PREPARED FOR POSSIBLY DAMAGING WINDS AND FREQUENT LIGHTN8ING.
 
THIS IS A DANGEROUS STORM! BE PREPARED FOR DAMAGING WINDS...HAIL
AND DEADLY LIGHTNING. STAY INSIDE AND AWAY FROM WINDOWS.
 
PEDIGO

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, Aug 9, 7:38 PM CDT, 4 hours 13 minutes before
ILZ066-100245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
738 PM CDT WED AUG 9 1995

AT 730 PM A LINE OF THUNDERSTORMS DEVELOPED IN EASTERN SHELBY COUNTY.
THIS LINE OF STORMS TRAILED FROM A POINT 35 MILES EAST OF EFFINGHAM
NORTHWESTWARD TO 20 MILES NORTHWEST OF EFFINGHAM. ANOTHER VERY STRONG
STORM WAS LOCATED 20 MILES SOUTH OF EFFINGHAM NEAR MASON ILLINOIS.
THESE STORMS ARE MOVING TO THE SOUTH AT 20 MPH.

STRONG GUSTY WINDS TO 50 MPH MAY ACCOMPANY THE STRONGER STORMS ALONG
WITH BRIEF DRENCHING RAINS.  PERSONS IN AND NEAR EFFINGHAM SHOULD BE
ALERT FOR THE PASSAGE OF THIS STORM AND BE PREPARED TO TAKE COVER
SHOULD THE STORM STRENGTHEN FURTHER.

PEDIGO
Special weather statement, Aug 9, 7:44 PM CDT, 4 hours 7 minutes before
ILZ066-100245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
738 PM CDT WED AUG 9 1995

AT 730 PM A LINE OF THUNDERSTORMS DEVELOPED IN EASTERN SHELBY COUNTY.
THIS LINE OF STORMS TRAILED FROM A POINT 35 MILES EAST OF EFFINGHAM
NORTHWESTWARD TO 20 MILES NORTHWEST OF EFFINGHAM. ANOTHER VERY STRONG
STORM WAS LOCATED 20 MILES SOUTH OF EFFINGHAM NEAR MASON ILLINOIS.
THESE STORMS ARE MOVING TO THE SOUTH AT 20 MPH.

STRONG GUSTY WINDS TO 50 MPH MAY ACCOMPANY THE STRONGER STORMS ALONG
WITH BRIEF DRENCHING RAINS.  PERSONS IN AND NEAR EFFINGHAM SHOULD BE
ALERT FOR THE PASSAGE OF THIS STORM AND BE PREPARED TO TAKE COVER
SHOULD THE STORM STRENGTHEN FURTHER.

PEDIGO
Special weather statement, Aug 9, 9:06 PM CDT, 2 hours 45 minutes before
MOZ009-010-018-019-026-027-035-036-052-061-063>065-075-076-101400-

MISSOURI SEVERE WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE ST LOUIS MO
906 PM CDT WED AUG 9 1995

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TONIGHT FOR PORTIONS OF
EAST CENTRAL...NORTHEAST AND SOUTHEAST MISSOURI.

THIS INCLUDED THE CITIES OF HANNIBAL AND ST LOUIS METRO AREA.

STORMS SPOTTER GROUPS AMD EMERGENCY MANAGEMENT SHOULD KEEP ADVISED OF
THE LATEST FORECAST FOR POSSIBLE SKYWARN ACTION TONIGHT.

ACQUAVIVA
Special weather statement, Aug 9, 9:16 PM CDT, 2 hours 35 minutes before
MOZ009-010-018-019-026-027-035-036-052-061-063>065-075-076-101400-

MISSOURI SEVERE WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE ST LOUIS MO
906 PM CDT WED AUG 9 1995

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TONIGHT FOR PORTIONS OF
EAST CENTRAL...NORTHEAST AND SOUTHEAST MISSOURI.

THIS INCLUDED THE CITIES OF HANNIBAL AND ST LOUIS METRO AREA.

STORMS SPOTTER GROUPS AMD EMERGENCY MANAGEMENT SHOULD KEEP ADVISED OF
THE LATEST FORECASTh FOR POSSIBLE SKYWARN ACTION TONIGHT.

ACQUAVIVA

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 10, 3:55 AM CDTFlash Flood WarningLSXLincoln, Montgomery, Pike4 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 1995Every severe thunderstorm warning 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.