Alert archive / Missouri / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 91, NWS St. Louis, MO

June 26, 1994Saint Francois County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 26, 1994, 5:45 PM CDT for Saint Francois County, Missouri. It was in force for 26 min.

The area

The counties it named.

The facts

Issued
Jun 26, 1994, 5:45 PM CDT (22:45 UTC)
Expired
Jun 26, 1994, 6:11 PM CDT
In force
26 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Saint Francois County, MO

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 10.8 hours before the alert went out and 177 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 1994-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 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, Paducah/Barkley, KY at 12:00Z on 1994-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 381 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
7 J/kg
Mixed-layer CIN
-39 J/kg
Mixed-layer LCL
830 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
381 m²/s²
0-3 km storm-relative helicity
340 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 262248
SVRSTL
MOC187-262315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
545 PM CDT SUN JUN 26 1994
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  615 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL MISSOURI
 
   ...SOUTHERN ST FRANCOIS COUNTY
 
AT 545 PM...WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM NEAR
FARMINGTON..IN CENTRAL ST FRANCIS COUNTY. THIS STORM HAS PRODUCED WIND
DAMAGE IN THE FARMINGTON AREA.
 
THE STORM WAS MOVING SOUTHEAST AT 25 MILES AN HOUR.  IN ADDITION TO
FARMINGTON...THE STORM WILL BE AFFECTING THE CITIES OF ROCK SPRINGS AND
KNOB LICK.
 
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.
 
 
 
&
TRUETT/METZE

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 26, 4:15 PM CDT, 1 hour 30 minutes before
MOZ086-087-100-106>115-262230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
415 PM CDT SUN JUN 26 1994

...A TORNADO WATCH HAS BEEN ISSUED FOR EXTREME SOUTHERN SECTIONS OF
THE MISSOURI BOOTHEEL UNTIL 11 PM...

A TORNADO WATCH IS IN EFFECT UNTIL 11 PM FOR DUNKLIN AND PEMISCOT
COUNTIES IN THE MISSOURI BOOTHEEL.  THIS WATCH ALSO INCLUDES THE
CITY OF CARUTHERSVILLE.

AT 415 PM...WEATHER SERVICE RADARS INDICATED STRONG THUNDERSTORMS
OCCURRING OVER EXTREME NORTHWEST TENNESSEE.  THESE STORMS MAY BUILD
WEST OVER THE NEXT FEW HOURS...AND INTO THE MISSOURI BOOTHEEL.

PEOPLE IN THE WATCH AREA SHOULD CAREFULLY MONITOR WEATHER CONDITIONS
THROUGHOUT THE EVENING...AND STAY TUNED TO LOCAL RADIO AND TV STATIONS
FOR ADDITIONAL WEATHER INFORMATION.

TRUETT
Special weather statement, Jun 26, 4:17 PM CDT, 1 hour 28 minutes before
MOZ086-087-100-106>115-262230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
415 PM CDT SUN JUN 26 1994

...A TORNADO WATCH HAS BEEN ISSUED FOR EXTREME SOUTHERN SECTIONS OF
THE MISSOURI BOOTHEEL UNTIL 11 PM...

A TORNADO WATCH IS IN EFFECT UNTIL 11 PM FOR DUNKLIN AND PEMISCOT
COUNTIES IN THE MISSOURI BOOTHEEL.  THIS WATCH ALSO INCLUDES THE
CITY OF CARUTHERSVILLE.

AT 415 PM...WEATHER SERVICE RADARS INDICATED STRONG THUNDERSTORMS
OCCURRING OVER EXTREME NORTHWEST TENNESSEE.  THESE STORMS MAY BUILD
WEST OVER THE NEXT FEW HOURS...AND INTO THE MISSOURI BOOTHEEL.

PEOPLE IN THE WATCH AREA SHOULD CAREFULLY MONITOR WEATHER CONDITIONS
THROUGHOUT THE EVENING...AND STAY TUNED TO LO:CAL RADIO AND TV STATIONS
FOR ADDITIONAL WEATHER INFORMATION.

TRUETT
Special weather statement, Jun 26, 4:42 PM CDT, 1 hour 3 minutes before
MOZ061>065-ILZ100>102-262245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
442 PM CDT SUN JUN 26 1994

...THUNDERSTORMS WERE MOVING THROUGH THE ST LOUIS METROPOLITAN AREA
LATE THIS AFTERNOON...

AT 435 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE
OF THUNDERSTORMS EXTENDING FROM 20 MILES NORTH OF ST LOUIS TO 35 MILES
SOUTHWEST OF ST LOUIS.  THESE STORMS WERE MOVING TO THE SOUTHEAST AT 25
MPH...AND WILL PRODUCE LOCALLY HEAVY RAINFALL THAT MAY CAUSE SOME MINOR
STREET FLOODING...SMALL HAIL...AND WIND GUSTS TO 30 TO 40 MPH.  SOME
CITIES IN THE PATH OF THESE STORMS ARE CHESTERFIELD...OFALLON...BALWIN..
ST LOUIS CITY...AND WEBSTER GROVES IN MISSOURI.  THE STORMS SHOULD PUSH
INTO THE ILLINOIS COUNTIES OF ST CLAIR...MADISON...AND MONROE BETWEEN
500 AND 530 PM.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.

METZE
Special weather statement, Jun 26, 4:45 PM CDT, 1 hour before
MOZ061>065-ILZ100>102-262245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
442 PM CDT SUN JUN 26 1994

...THUNDERSTORMS WERE MOVING THROUGH THE ST LOUIS METROPOLITAN AREA
LATE THIS AFTERNOON...

AT 435 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE
OF THUNDERSTORMS EXTENDING FROM 20 MILES NORTH OF ST LOUIS TO 35 MILES
SOUTHWEST OF ST LOUIS.  THESE STORMS WERE MOVING TO THE SOUTHEAST AT 25
MPH...AND WILL PRODUCE LOCALLY HEAVY RAINFALL THAT MAY CAUSE SOME MINOR
STREET FLOODING...SMALL HAIL...AND WIND GUSTS TO 30 TO 40 MPH.  SOME
CITIES IN THE PATH OF THESE STORMS ARE CHESTERFIELD...OFALLON...BALWIN..
ST LOUIS CITY...AND WEBSTER GROVES IN MISSOURI.  THE STORMS SHOULD PUSH
INTO THE ILLINOIS COUNTIES OF ST CLAIR...MADISON...AND MONROE BETWEEN
500 AND 530 PM.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NhOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.

METZE
Special weather statement, Jun 26, 5:20 PM CDT, 25 minutes before
MOZ061-063-064-074-075-ILZ079-101-102-262320-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
520 PM CDT SUN JUN 26 1994

...THUNDERSTORMS CONTINUED TO MOVE THROUGH THE ST LOUIS METROPOLITAN
AREA LATE THIS AFTERNOON...

AT 505 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A SMALL
GROUP OF THUNDERSTORMS EXTENDING 20 MILES NORTHWEST OF ST LOUIS...
NEAR ST CHARLES...TO 40 MILES SOUTHWEST OF ST LOUIS...NEAR DESOTO.
THE STORMS WERE MOVING TO THE SOUTHEAST AT 25 MPH.  LOCALLY HEAVY
RAINFALL MAY PRODUCE SOME MINOR STREET FLOODING WITH CLOSE TO THREE
QUARTERS OF AN INCH BEING REPORTED IN A SHORT PERIOD OF TIME FROM THESE
STORMS. ALSO...THE WIND MAY GUST UP TO 30 TO 40 MPH ALONG WITH SOME
SMALL HAIL.

SOME CITIES IN THE PATH OF THESE STORMS UNTIL 630 PM ARE ST LOUIS...
...ARNOLD......AND WEBSTER GROVES IN MISSOURI...AND FAIRVIEW
HEIGHTS...BELLEVILLE...FREEBURG...AND WATERLOO IN ILLINOIS.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY WHEN
STORMS APPROACH.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

METZE
Special weather statement, Jun 26, 5:22 PM CDT, 23 minutes before
MOZ061-063-064-074-075-ILZ079-101-102-262320-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
520 PM CDT SUN JUN 26 1994

...THUNDERSTORMS CONTINUED TO MOVE THROUGH THE ST LOUIS METROPOLITAN
AREA LATE THIS AFTERNOON...

AT 505 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A SMALL
GROUP OF THUNDERSTORMS EXTENDING 20 MILES NORTHWEST OF ST LOUIS...
NEAR ST CHARLES...TO 40 MILES SOUTHWEST OF ST LOUIS...NEAR DESOTO.
THE STORMS WERE MOVING TO THE SOUTHEAST AT 25 MPH.  LOCALLY HEAVY
RAINFALL MAY PRODUCE SOME MINOR STREET FLOODING WITH CLOSE TO THREE
QUARTERS OF AN INCH BEING REPORTED IN A SHORT PERIOD OF TIME FROM THESE
STORMS. ALSO...THE WIND MAY GUST UP TO 30 TO 40 MPH ALONG WITH SOME
SMALL HAIL.

SOME CITIES IN THE PATH OF THESE STORMS UNTIL 630 PM ARE ST LOUIS...
...ARNOLD......AND WEBSTER GROVES IN MISSOURI...AND FAIRVIEW
HEIGHTS...BELLEVILLE...FREEBURG...AND WATERLOO IN ILLINOIS.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY WHEN
STORMS APPROACH.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

METZE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 8:10 PM CDTSevere Thunderstorm WarningLSXMonroe, Shelby65 min
Jun 25, 8:45 PM CDTSevere Thunderstorm WarningLSXShelby45 min
Jun 25, 8:45 PM CDTSevere Thunderstorm WarningLSXMarion36 min
Jun 25, 8:58 PM CDTTornado WarningLSXMonroe38 min
Jun 25, 9:02 PM CDTSevere Thunderstorm WarningLSXRalls43 min
Jun 26, 2:33 AM CDTSevere Thunderstorm WarningLSXDent27 min
Jun 26, 3:43 AM CDTSevere Thunderstorm WarningLSXCrawford, Phelps62 min
Jun 26, 4:35 AM CDTTornado WarningLSXDent40 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1994Every severe thunderstorm warning in 1994

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.