Alert archive / Missouri / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 49, NWS St. Louis, MO

June 15, 1991Lincoln County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 15, 1991, 7:21 PM CDT for Lincoln County, Missouri. It was in force for 54 min.

The area

The counties it named.

The facts

Issued
Jun 15, 1991, 7:21 PM CDT (00:21 UTC)
Expired
Jun 15, 1991, 8:15 PM CDT
In force
54 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Lincoln County, MO

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 00:00Z, 0.4 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, Paducah/Barkley, KY at 00:00Z on 1991-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3120 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, Paducah/Barkley, KY at 00:00Z on 1991-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 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
3120 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
1009 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 160024
SVRSTL
MOC113-160115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
721 PM CDT SAT JUN 15 1991
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  815 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL MISSOURI
 
   ...SOUTHERN LINCOLN COUNTY
 
AT 720 PM...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM 35 MILES
NORTH OF ST LOUIS TO 60 MILES WEST OF ST LOUIS. THE STORMS WERE MOVING
EAST AT 30 MPH. AT 715 PM...POWER LINES WERE REPORTED DOWNED IN CENTRAL
LINCOLN...2 MILES NORTH OF TROY OR 40 MILES NORTHWEST OF ST LOUIS.
 
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
TUCKER

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, Jun 15, 4:03 PM CDT, 3 hours 18 minutes before
MOZ003-006-007-010-011-014-152200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
357 PM CDT SAT JUN 15 1991

...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR A PORTION OF CENTRAL
AND NORTHEAST MISSOURI UNTIL 900 PM CDT AND PORTIONS OF NORTHWEST
MISSOURI UNTIL 900 PM CDT.

AT 355 PM CDT...WEATHER SERVICE RADAR AT ST. LOUIS SHOWED CONTINUED
TO SHOW AN AREA OF VERY STRONG THUNDERSTORMS FROM NORTHWEST MISSOURI
THROUGH WEST CENTRAL ILLINOIS.

THE LEADING EDGE OF THE THUNDERSTORMS EXTENDED FROM 10 MILES SOUTH OF
PEORIA TO 10 NORTH OF QUINCY AND SOUTHWEST TO NEAR KANSAS CITY. THE
STRONGEST THUNDERSTORMS WERE LOCATED ABOUT 35 SOUTHWEST OF KIRKSVILLE
AND 40 MILES EAST OF QUNICY.

AS OF 350 PM CDT...THERE HAS BEEN NO REPORTS OF SEVERE WEATHER OVER
NORTHEAST MISSOURI.
GUSTY SURFACE WINDS...HAIL...HEAVY RAINFALL AND DANGEROUS LIGHTNING
WILL ACCOMPANY MANY OF THESE STORMS.

THE THUNDERSTORMS WERE MOVING EAST NORTHEAST AT 2c5 TO 30 MILES AN HOUR.

PEOPLE IN THE WATCH AREA SHOULD MONITOR NOAA WEATHER RADIO OR
COMMERCIAL RADIO AND TELEVISION FOR FURTHER UPDATES FROM THE
NATIONAL WEATHER SERVICE.
PRZYBYLINSKI
Special weather statement, Jun 15, 4:39 PM CDT, 2 hours 42 minutes before
MOZ003-006-007-010-011-012-018-014-152300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
430 PM CDT SAT JUN 15 1991

...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR A MUCH OF NORTHERN
AND CENTRAL MISSOURI UNTIL 900 PM CDT...

AT 425 PM CDT...WEATHER SERVICE RADAR AT ST. LOUIS SHOWED CONTINUED
TO SHOW AN AREA OF VERY STRONG THUNDERSTORMS FROM NORTH CENTRAL
MISSOURI THROUGH CENTRAL ILLINOIS.

THE LEADING EDGE OF THE THUNDERSTORMS EXTENDED FROM 35 MILES NORTHEAST
OF SPRINGFIELD ILLINOIS THROUGH QUNICY TO 50 MILES NORTHWEST OF
COLUMBIA MISSOURI. THE STRONGEST THUNDERSTORMS WERE LOCATED FROM
15 MILES SOUTH OF KIRKSVILLE TO ABOUT 50 MILES NORTHWEST OF COLUMBIA.

THESE INTENSE THUNDERSTORMS WILL BE MOVING IN TO SHELBY AND MONROE
COUNTIES BETWEEN 510 AND 530 PM CDT THIS AFTERNOON.
.
AS OF 430 PM CDT THERE HAS BEEN NO SEVERE WEATHER REPORTED OVER
NORTHEAST MISSOURI.

GUSTY SURFACE WINDS...HAIL..AND DANGEROUS LIGHTNING WILL ACCOMPANY
MANY OF THESE STORMS. HEAVY DOWNPOURS WILL LIKELY PRODUCE PONDING
OF WATER OF ROADWAYS AND CAUSE RAPID RISE IN SMALL STREAMS.

THE THUNDERSTORMS WERE MOVING EAST NORTHEAST AT 25 TO 30 MILES AN HOUR.

PEOPLE IN THE WATCH AREA LISTEN FOR LATER UPDATES FROM THE NATIONAL
WEATHER SERVICE.
PRZYBYLINSKI
Special weather statement, Jun 15, 4:42 PM CDT, 2 hours 39 minutes before
MOZ003-006-007-010-011-012-018-014-152300-

SPECIAL WEATHER STATEMENT ..CORRECTION..
NATIONAL WEATHER SERVICE ST LOUIS MO
430 PM CDT SAT JUN 15 1991

...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR A MUCH OF NORTHERN
AND CENTRAL MISSOURI UNTIL 900 PM CDT...

AT 425 PM CDT...WEATHER SERVICE RADAR AT ST. LOUIS SHOWED CONTINUED
TO SHOW AN AREA OF VERY STRONG THUNDERSTORMS FROM NORTH CENTRAL
MISSOURI THROUGH CENTRAL ILLINOIS.

THE LEADING EDGE OF THE THUNDERSTORMS EXTENDED FROM 35 MILES NORTHEAST
OF SPRINGFIELD ILLINOIS THROUGH QUNICY TO 50 MILES NORTHWEST OF
COLUMBIA MISSOURI. THE STRONGEST THUNDERSTORMS WERE LOCATED FROM
15 MILES SOUTH OF KIRKSVILLE TO ABOUT 50 MILES NORTHWEST OF COLUMBIA.

THESE INTENSE THUNDERSTORMS WILL BE MOVING INTO SHELBY AND MONROE
COUNTIES IN NORTHEAST MISSOURI BETWEEN 510 AND 530 PM CDT THIS
SATURDAY AFTERNOON.
AS OF 430 PM CDT THERE HAS BEEN NO SEVERE WEATHER REPORTED OVER
NORTHEAST MISSOURI.

GUSTY SURFACE WINDS...HAIL..AND DANGEROUS LIGHTNING WILL ACCOMPANY
MANY OF THESE STORMS. HEAVY DOWNPOURS WILL LIKELY PRODUCE PONDING
OF WATER OF ROADWAYS AND CAUSE WATER TO RISE RAPIDLY IN SMALL STREAMS
AND CREEKS.

THE THUNDERSTORMS WERE MOVING EAST NORTHEAST AT 25 TO 30 MILES AN HOUR.

PEOPLE IN THE WATCH AREA LISTEN FOR LATER UPDATES FROM THE NATIONAL
WEATHER SERVICE.
PRZYBYLINSKI
Special weather statement, Jun 15, 4:57 PM CDT, 2 hours 24 minutes before
MOZ006-009-010-013-014-152300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
500 PM CDT SAT JUN 15 1991

...SEVERE THUNDERSTORM WATCH FOR CENTRAL MISSOURI UNTIL 900PM...
...INTENSETHUNDERSTORMS MOVING ACROSS NORTH CENTRAL MISSOURI...

AT 450 PM A LINE OF INTENSE THUNDERSTORMS ABOUT 10 ILES WIDE EXTENDED
FROM 25 MILES SOUTHEAST OF KIRKSVILLE NEAR BETHEL TO ABOUT 40 MILES
NORTHWEST OF COLUMBIA NEAR GLASGOW MOVING EAST AT 35 MILES AN HOUR.
STRONG GUSTY WINDS...DEADLY LIGHTNING...VERY HEAVY RAIN...AND POSSIBLY
SMALL HAIL WILL ACCOMPANY THESE THUNDERSTORMS AS THEY MOVE ACROSS NORTH
CENTRAL MISSOURI. BY 530 PM THE THUNDERSTORMS WILL STRETCH FROM NEAR
HANNIBAL TO MOBERLY TO ABOUT 20 MILES NORTHWEST OF COLUMBIA NEAR FAYETTE.

NO SEVERE WEATHER HAS BEEN REPORTED IN CENTRAL MISSOURI YET THIS
AFTERNOON...HOWEVER CONDITIONS ARE FAVORABLE FOR ITS FORMATION. LISTEN
TO NOAA WEATHER RADIO...OR COMMERCIAL RADIO OR TELEVISION FOR THE
LATEST UPDATES ON THE SEVERE WEATHER SITUATION.
LA GREE
Special weather statement, Jun 15, 5:00 PM CDT, 2 hours 21 minutes before
MOZ006-009-010-013-014-152300-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE COLUMBIA MO
500 PM CDT SAT JUN 15 1991

...SEVERE THUNDERSTORM WATCH FOR CENTRAL MISSOURI UNTIL 900PM...
...INTENSETHUNDERSTORMS MOVING ACROSS NORTH CENTRAL MISSOURI...

AT 450 PM A LINE OF INTENSE THUNDERSTORMS ABOUT 10 MILES WIDE EXTENDED
FROM 25 MILES SOUTHEAST OF KIRKSVILLE NEAR BETHEL TO ABOUT 40 MILES
NORTHWEST OF COLUMBIA NEAR GLASGOW MOVING EAST AT 35 MILES AN HOUR.
STRONG GUSTY WINDS...DEADLY LIGHTNING...VERY HEAVY RAIN...AND POSSIBLY
SMALL HAIL WILL ACCOMPANY THESE THUNDERSTORMS AS THEY MOVE ACROSS NORTH
CENTRAL MISSOURI. BY 530 PM THE THUNDERSTORMS WILL STRETCH FROM NEAR
HANNIBAL TO MOBERLY TO ABOUT 20 MILES NORTHWEST OF COLUMBIA NEAR FAYETTE.

NO SEVERE WEATHER HAS BEEN REPORTED IN CENTRAL MISSOURI YET THIS
AFTERNOON...HOWEVER CONDITIONS ARE FAVORABLE FOR ITS FORMATION. LISTEN
TO NOAA WEATHER RADIO...OR COMMERCIAL RADIO OR TELEVISION FOR THE
LATEST UPDATES ON THE SEVERE WEATHER SITUATION.
LA GREE
Special weather statement, Jun 15, 5:28 PM CDT, 1 hour 53 minutes before
MOZ003-006-007-010-011-012-018-014-152330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
525 PM CDT SAT JUN 15 1991

...A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 9 PM CDT
   FOR ALL BUT SOUTHERN MISSOURI...

AT 515 PM CDT...WEATHER SERVICE RADAR CONTINUED TO SHOW VERY STRONG
THUNDERSTORMS EXTENDING FROM NEAR QUINCY TO SOUTH OF KIRKSVILLE TO
35 MILES NORTHWEST OF COLUMBIA.  THE STRONGEST STORMS WERE LOCATED
IN SOUTHERN SHELBY...NORTHERN MONROE...AND EASTERN RANDOLPH COUNTIES
IN NORTHEAST MISSOURI.  MOVEMENT OF THESE STORMS WAS TO THE EAST AT
30 MPH.

OTHER STRONG THUNDERSTORMS WERE LOCATED 50 MILES NORTH NORTHWEST OF
ST. LOUIS IN PIKE COUNTY MISSOURI AND 25 MILES NORTH OF THE ST. LOUIS
METROPOLITAN AREA.  MOVEMENT OF THESE STORMS WAS TO THE EAST AT 30 MPH.

IF YOU ARE IN THE PATH OF THESE STORMS YOU CAN EXPECT STRONG WINDS...
DANGEROUS LIGHTNING...HAIL...AND HEAVY RAINFALL.

BE PREPARED TO SEEK IMMEDIATE SHELTER IF YOU OBSERVE SEVERE WEATHER.

GLASS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 7:46 PM CDTSevere Thunderstorm WarningLSXFranklin, Saint Charles44 min
Jun 15, 8:10 PM CDTSevere Thunderstorm WarningLSXSaint Louis, City of Saint Louis50 min
Jun 15, 8:25 PM CDTSevere Thunderstorm WarningLSXJefferson50 min
Jun 15, 8:54 PM CDTSevere Thunderstorm WarningLSXMonroe51 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1991Every severe thunderstorm warning in 1991

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.