Alert archive / Missouri / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 6, NWS St. Louis, MO

April 8, 1995Pike County, Ralls County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Apr 8, 1995, 11:53 PM CDT for Pike County, Ralls County, Missouri. It was in force for 47 min.

The area

The counties it named.

The facts

Issued
Apr 8, 1995, 11:53 PM CDT (04:53 UTC)
Expired
Apr 9, 1995, 12:40 AM CDT
In force
47 min
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Pike County, MO, Ralls County, MO

The radar

The St Louis radar (KLSX), 100 km from the middle of the area, began a volume at 04:54 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 00:00Z, 4.9 hours before the alert went out and 248 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 00:00Z on 1995-04-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 399 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, Lincoln, IL at 00:00Z on 1995-04-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 248 square meters per square second.193958Sfc1 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
399 J/kg
Mixed-layer CIN
-233 J/kg
Mixed-layer LCL
768 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
248 m²/s²
0-3 km storm-relative helicity
354 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 090508 RRA
SVRSTL
MOC163-173-090600-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1153 PM CDT SAT APR 8 1995
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  100 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL MISSOURI
 
   ...PIKE COUNTY
 
IN NORTHEAST MISSOURI
 
   ...RALLS COUNTY
 
AT 1201 AM CDT A SEVERE THUNDERSTORM WAS LOCATED NEAR NEW LONDON
MISSOURI...ABOUT 10 MILES SOUTH OF HANNIBAL. GOLF BALL SIZED HAIL HAS
BEEN REPORTED WITH THIS STORM. THE STORM IS MOVING TO THE EAST AT 40 MPH
AND WILL PASS THROUGH THE COMMUNITIES OF LOUISIANA MISSOURI BETWEEN 1215
AND 1230 AM. PERSONS IN BOWLING GREEN MAY ALSO BE IN THE PATH OF THIS
STORM.
 
 
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.
 
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, Apr 8, 10:45 PM CDT, 1 hour 8 minutes before
MOZ026-034-042-050-090600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1045 PM CDT SAT APR 8 1995

...SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 100 AM CDT FOR
NORTHEAST MISSOURI...

AT 1045 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS WERE MOVING ACROSS NORTHEAST MISSOURI.  THESE STORMS
WERE MOVING TO THE EAST NORTHEAST AROUND 25 MILES AN HOUR.

THE STORMS WERE MOVING ACROSS SHELBY...MONROE...AUDRAIN AND CALLAWAY
COUNTIES.  PERSONS IN LEONARD...CLARENCE...SHELBINA...WOODLAWN...
MADISON...PARIS...CENTRALIA AND MEXICO SHOULD REMAIN ALERT FOR THE
POSSIBLILITY OF STRONG GUSTY WINDS...HEAVY RAIN AND SMALL HAIL BETWEEN
1045 PM AND MIDNIGHT.
Special weather statement, Apr 8, 10:53 PM CDT, 1 hour before
MOZ026-034-042-050-090600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1045 PM CDT SAT APR 8 1995

...SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 100 AM CDT FOR
NORTHEAST MISSOURI...

AT 1045 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS WERE MOVING ACROSS NORTHEAST MISSOURI.  THESE STORMS
WERE MOVING TO THE EAST NORTHEAST AROUND 25 MILES AN HOUR.

THE STORMS WERE MOVING ACROSS SHELBY...MONROE...AUDRAIN AND CALLAWAY
COUNTIES.  PERSONS IN LEONARD...CLARENCE...SHELBINA...WOODLAWN...
MADISON...PARIS...CENTRALIA AND MEXICO SHOULD REMAIN ALERT FOR THE
POSSIBLILITY OF STRONG GUSTY WINDS...HEAVY RAIN AND SMALL HAIL BETWEEN
1045 PM AND MIDNIGHT.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 9, 3:46 AM CDTSevere Thunderstorm WarningLSXRalls34 min

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; radar from the NEXRAD Level II archive.