Alert archive / Illinois / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 62, NWS St. Louis, MO

June 28, 1993Fayette County, Illinois

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 28, 1993, 2:15 PM CDT for Fayette County, Illinois. It was in force for 36 min.

The area

The counties it named.

The facts

Issued: Jun 28, 1993, 2:15 PM CDT (19:15 UTC)
Expired: Jun 28, 1993, 2:51 PM CDT
In force: 36 min
Issued by: NWS St. Louis, MO
Area: Whole counties

County Fayette County, IL

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 7.3 hours before the alert went out and 216 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1206 J/kg
Mixed-layer CIN: -55 J/kg
Mixed-layer LCL: 920 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 7 m²/s²
0-3 km storm-relative helicity: 28 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 28, 9:17 AM CDT, 4 hours 58 minutes before

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Special weather statement, Jun 28, 9:22 AM CDT, 4 hours 53 minutes before

MOZ003-006-007-010-011-281515-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
917 AM CDT MON JUN 28 1993

...THE SEVERE THUNDERSTORM WATCH FOR NORTHEAST MISSOURI AND EXTREME WEST
CENTRAL ILLINOIS HAS BEEN CANCELLED...

THE SEVERE THUNDERSTORM WATCH FOR NORTHEAST MISSOURI AND EXTREME WEST
CENTRAL ILLINOIS HAS BEEN CANCELLED.   BETWEEN 8 AND 9 AM...THE
THUNDERSTORMS OVER NORTHEAST MISSOURI WEAKENED CONSIDERABLY IN
INTENSITY...ENDING THE THREAT OF SEVERE WEATHER.

AT 915 AM...WEATHER SERVICE RADAR INDICATED SHOWERS AND A FEW
THUNDERSTORMS SCATTERED THROUGHOUT NORTHEAST MISSOURI AND WEST CENTRAL
ILLINOIS...GENERALLY ALONG AND NORTH OF A COLUMBIA...TROY MISSOURI LINE.
THESEh SHOWERS AND STORMS WERE MOVING EAST AT 25 TO 30 MILES AN HOUR.

TRUETT

Special weather statement, Jun 28, 9:25 AM CDT, 4 hours 50 minutes before

MOZ006-009-281030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
925 AM CDT MON JUN 28 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 900 AM CDT...

AT 925 AM STRONG THUNDERSTORMS WERE LOCATED FROM 10 MILES WEST OF
LACLEDE TO 10 MILES WEST OF BRUNSWICK.  THE THUNDERSTORMS WERE MOVING
TO THE EAST AT 35 MPH.

THESE THUNDERSTORMS WERE NOT YET SEVERE BUT HAVE THE POTENTIAL TO
STRENGTHEN TO SEVERE STRENGTH.  EXPECT STRONG GUSTY WINDS...VERY
HEAVY RAIN...AND POSSIBLY SMALL HAIL AS THESE STORMS AFFECT
LACLEDE...SUMNER...AND BRUNSWICK THROUGH 500 AM.

KENNEDY

Special weather statement, Jun 28, 12:02 PM CDT, 2 hours 13 minutes before

MOZALL-291200-

MISSOURI SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
12 NOON CDT MON JUN 28 1993

THERE IS A SLIGHT CHANCE FOR SEVERE THUNDERSTORMS ACROSS VIRTUALLY ALL
OF MISSOURI...EXCEPT FOR THE SOUTHEAST CORNER...FROM LATE THIS AFTERNOON
INTO TONIGHT.

EMERGENCY MANAGERS AND SKYWARN SPOTTER NETWORKS SHOULD KEEP ADVISED OF
THE LATEST WEATHER FORECASTS FOR POSSIBLE SKYWARN ACTIVATION.

JPK

Special weather statement, Jun 28, 12:02 PM CDT, 2 hours 13 minutes before

MOZALL-291200-

MISSOURI SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
12 NOON CDT MON JUN 28 1993

THERE IS A SLIGHT CHANCE FOR SEVERE THUNDERSTORMS ACROSS VIRTUALLY ALL
OF MISSOURI...EXCEPT FOR THE SOUTHEAST CORNER...FROM LATE THIS AFTERNOON
INTO TONIGHT.

EMERGENCY MANAGERS AND SKYWARN SPOTTER NETWORKS SHOULD KEEP ADVISED OF
THE LATEST WEATHER FORECASTS FOR POSSIBLE SKYWARN ACTIVATION.

JPK

Special weather statement, Jun 28, 2:15 PM CDT, 0 minutes before

MOZ011-012-017-018-021-022-291600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
215 PM CDT MON JUN 28 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 9 PM FOR PARTS OF
EAST CENTRAL AND SOUTHEAST MISSOURI...

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR
PARTS OF EAST CENTRAL AND SOUTHEAST MISSOURI.  THE WATCH IS IN EFFECT
UNTIL 9 PM AND INCLUDES ST LOUIS...ST CHARLES...ROLLA...WEST PLAINS
ST GENEVIEVE AND CAPE GIRARDEAU.

THUNDERSTORMS HAVE ALREADY FORMED FROM WESTERN ILLINOIS SOUTHWEST
INTO THE MISSOURI OZARKS.  AT 210 PM THE STRONGEST STORMS WERE IN
WESTERN ILLINOIS...JUST EAST OF ST LOUIS.  HOWEVER...THE DEVELOPEMENT
OF STRONG THUNDERSTORMS WILL CONTINUE THE REST OF THIS AFTERNOON AND
THROUGH THE EARLY EVENING HOURS.  THE CONDITIONS OVER EAST CENTRAL
AND PARTS OF SOUTHEAST MISSOURI ARE SUCH THAT SOME OF THE STORMS COULD
BECOME SEVERE.

IN ADDITION TO THE SEVERE WEATHER POTENTIAL...LOCALLY HEAVY RAIN IS
ALSO POSSIBLE FROM SOME OF THESE STORMS.

PEOPLE IN THE WATCH AREA SHOULD MONITOR THE LOCAL WEATHER CONDITIONS
CLOSELY THIS AFTERNOON AND THIS EVENING.  YOU SHOULD STAY TUNED TO
NOAA WEATHER RADIO OR LOCAL RADIO OR T.V. STATIONS TO GET THE LATEST
WEATHER INFORMATION.

FERRY

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 28, 3:10 PM CDT	Severe Thunderstorm Warning	LSX	Saint Charles, Saint Louis	35 min
Jun 28, 3:42 PM CDT	Severe Thunderstorm Warning	LSX	Saint Louis, City of Saint Louis	23 min
Jun 28, 4:26 PM CDT	Severe Thunderstorm Warning	LSX	Dent	44 min
Jun 28, 5:13 PM CDT	Severe Thunderstorm Warning	LSX	Saint Charles, Saint Louis	47 min
Jun 28, 5:19 PM CDT	Severe Thunderstorm Warning	LSX	Franklin, Warren	41 min
Jun 28, 5:44 PM CDT	Severe Thunderstorm Warning	LSX	Saint Louis, City of Saint Louis	46 min
Jun 28, 6:30 PM CDT	Severe Thunderstorm Warning	LSX	Saint Charles, Saint Louis, City of Saint Louis	45 min
Jun 28, 6:31 PM CDT	Flash Flood Warning	LSX	Franklin	3 hr
Jun 28, 6:54 PM CDT	Flash Flood Warning	LSX	Saint Louis, City of Saint Louis	3 hr
Jun 28, 6:54 PM CDT	Flash Flood Warning	LSX	Saint Charles	3 hr
Jun 28, 1:29 PM CDT	Severe Thunderstorm Warning	LSX	Bond, Madison	22 min
Jun 28, 2:41 PM CDT	Severe Thunderstorm Warning	LSX	Effingham	39 min
Jun 28, 3:28 PM CDT	Severe Thunderstorm Warning	LSX	Bond, Clinton	47 min
Jun 28, 3:42 PM CDT	Severe Thunderstorm Warning	LSX	Madison, Saint Clair	48 min
Jun 28, 4:20 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson, Marion	40 min
Jun 28, 4:40 PM CDT	Severe Thunderstorm Warning	LSX	Washington	35 min
Jun 28, 4:57 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson	63 min

Nearby

Severe Thunderstorm Warnings in Illinois, 1993 Every severe thunderstorm warning in 1993

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.