Alert archive / Illinois / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 3, NWS St. Louis, MO

January 18, 1996Clinton County, Washington County, Illinois

NWS St. Louis, MO issued this severe thunderstorm warning at Jan 18, 1996, 9:33 AM CST for Clinton County, Washington County, Illinois. It was in force for 42 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jan 18, 1996, 9:33 AM CST (15:33 UTC)
Expired
Jan 18, 1996, 10:15 AM CST
In force
42 min
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Clinton County, IL, Washington County, IL

The radar

The St Louis radar (KLSX), 113 km from the middle of the area, began a volume at 15:32 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.

What was reported inside it

TimeReportWhereRemark
Jan 18, 9:45 AM CSTThunderstorm Wind 50Okawville, IL
Jan 18, 10:10 AM CSTThunderstorm Wind 50Bartelso, IL

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 3.6 hours before the alert went out and 199 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 12:00Z on 1996-01-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 1996-01-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 622 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
679 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
622 m²/s²
0-3 km storm-relative helicity
786 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS1 KSTL 181535 RRA
SVRSTL
ILC027-189-181615-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
933 AM CST THU JAN 18 1996
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1015 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL ILLINOIS
 
   ...CLINTON COUNTY...WASHINGTON COUNTY
 
AT 933 AM...DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS OVER
WESTERN CLINTON AND WASHINGTON COUNTIES FROM 15 TO 20 MILES WEST OF
CARLYLE AND NASHVILE. THE STORMS WERE MOVING EAST NORTHEAST AT 50 MPH.
 
TOWNS IN THE PATH OF THE STORMS ARE GERMANTOWN...ST ROSE...CARLYLE...
NASHVILLE AND OKAWVILLE.
 
 
 
SEEK SHELTER IN A STURDY BUILDING. REMEMBER SEVERE THUNDERSTORMS
OFTEN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.
 
FG/DF

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, Jan 18, 4:11 AM CST, 5 hours 22 minutes before
MOZALL-ILZALL-181215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
411 AM CST THU JAN 18 1996

...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR SOME PARTS OF
CENTRAL AND SOUTHERN MISSOURI...

SEVERE THUNDERSTORM WATCH NUMBER 9 HAS BEEN CANCELLED FOR THE FOLLOWING
ILLINOIS COUNTIES....

     CALHOUN AND JERSEY COUNTIES

...AND HAS BEEN CANCELLED FOR THE FOLLOWING MISSOURI COUNTIES....

     LINCOLN  WARREN  ST. CHARLES  MONTGOMERY  GASCONADE OSAGE
     CALLAWAY  BOONE  COLE  AND MONITEAU COUNTIES.

THE WATCH REMAINS IN EFFECT UNTIL 600 AM CST FOR THE REMAINDER OF
COUNTIES IN CENTRAL AND SOUTHERN MISSOURI INCLUDING THE ST LOUIS
METRO AREA...ROLLA...AND COMMUNITIES SOUTH AND EAST.

PEDIGO
Special weather statement, Jan 18, 4:14 AM CST, 5 hours 19 minutes before
MOZALL-ILZALL-181215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
411 AM CST THU JAN 18 1996

...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR SOME PARTS OF
CENTRAL AND SOUTHERN MISSOURI...

SEVERE THUNDERSTORM WATCH NUMBER 9 HAS BEEN CANCELLED FOR THE FOLLOWING
ILLINOIS COUNTIES....

     CALHOUN AND JERSEY COUNTIES

...AND HAS BEEN CANCELLED FOR THE FOLLOWING MISSOURI COUNTIES....

     LINCOLN  WARREN  ST. CHARLES  MONTGOMERY  GASCONADE OSAGE
     CALLAWAY  BOONE  COLE  AND MONITEAU COUNTIES.

THE WATCH REMAINS IN EFFECT UNTIL 600 AM CST FOR THE REMAINDER OF
COUNTIES IN CENTRAL AND SOUTHERN MISSOURI INCLUDING THE ST LOUIS
METRO AREA...ROLLA...AND COMMUNITIES SOUTH AND EAST.

PEDIGO
Special weather statement, Jan 18, 6:19 AM CST, 3 hours 14 minutes before
ILZ098>102-MOZ048>052-056>065-068>076-079>087-089>115-181315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
619 AM CST THU JAN 18 1996

...SEVERE THUNDERSTORM WATCH 9 HAS EXPIRED...

THE SEVERE THUNDERSTORM WATCH WHICH WAS IN EFFECT FOR MUCH OF CENTRAL
AND SOUTHERN MISSOURI HAS NOW EXPIRED. HOWEVER A LINE OF VERY STRONG
THUNDERSTORMS TRAILED FROM ABOUT 50 MILES NORTHWEST OF ST LOUIS
STRAIGHT SOUTH INTO SOUTH CENTRAL MISSOURI. STRONG WINDS WILL
ACCOMPANY SOME OF THE HEAVIER STORMS AS THEY MOVE NORTH NORTHEAST
AT 40 MPH.

PEDIGO
Special weather statement, Jan 18, 6:22 AM CST, 3 hours 11 minutes before
ILZ098>102-MOZ048>052-056>065-068>076-079>087-089>115-181315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
619 AM CST THU JAN 18 1996

...SEVERE THUNDERSTORM WATCH 9 HAS EXPIRED...

THE SEVERE THUNDERSTORM WATCH WHICH WAS IN EFFECT FOR MUCH OF CENTRAL
AND SOUTHERN MISSOURI HAS NOW EXPIRED. HOWEVER A LINE OF VERY STRONG
THUNDERSTORMS TRAILED FROM ABOUT 50 MILES NORTHWEST OF ST LOUIS
STRAIGHT SOUTH INTO SOUTH CENTRAL MISSOURI. STRONG WINDS WILL
ACCOMPANY SOME OF THE HEAVIER STORMS AS THEY MOVE NORTH NORTHEAST
AT 40 MPH.

PEDIGO
Special weather statement, Jan 18, 7:56 AM CST, 1 hour 37 minutes before
MOZ076-086-087-100-109>115-181645-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
756 AM CST THU JAN 18 1996

...A TORNADO WATCH IS IN EFFECT FOR SOUTHEAST MISSOURI UNTIL 1 PM
CST...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR SOUTHEAST
MISSOURI.  THE WATCH IS IN EFFECT UNTIL 1 PM CST AND INCLUDES THE
CAPE GIRARDEAU...PERRYVILLE...POPLAR BLUFF AND CARUTHERSVILLE AREAS.

A LINE OF STRONG THUNDERSTORMS WILL BE MOVING THROUGH SOUTHEAST
MISSOURI THIS MORNING.  THE THUNDERSTORMS HAVE THE POTENTIAL OF
BECOMING SEVERE AND PRODUCING DAMAGING WIND AND POSSIBLY SOME
TORNADOES.

ALSO...A STRONG COLD FRONT WILL PUSH THROUGH THE AREA LATE THIS
MORNING AND THIS AFTERNOON.  THE FRONT WILL BRING A DRAMATIC CHANGE IN
THE WEATHER.  AFTER THE FRONT MOVES THROUGH TEMPERATURES WILL DROP
RAPIDLY AND THE RAIN WILL CHANGE TO A MIX OF SLEET...FREEZING RAIN AND
SNOW.

PEOPLE IN SOUTHEAST MISSOURI SHOULD KEEP STAY INFORMED OF LOCAL
WEATHER CONDITIONS.  LISTEN TO NOAA WEATHER RADIO OR LOCAL RADIO AND
T.V. STATIONS FOR UPDATES AND POSSIBLE WARNINGS.

FERRY
Special weather statement, Jan 18, 7:59 AM CST, 1 hour 34 minutes before
MOZ076-086-087-100-109>115-181645-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
756 AM CST THU JAN 18 1996

...A TORNADO WATCH IS IN EFFECT FOR SOUTHEAST MISSOURI UNTIL 1 PM
CST...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR SOUTHEAST
MISSOURI.  THE WATCH IS IN EFFECT UNTIL 1 PM CST AND INCLUDES THE
CAPE GIRARDEAU...PERRYVILLE...POPLAR BLUFF AND CARUTHERSVILLE AREAS.

A LINE OF STRONG THUNDERSTORMS WILL BE MOVING THROUGH SOUTHEAST
MISSOURI THIS MORNING.  THE THUNDERSTORMS HAVE THE POTENTIAL OF
BECOMING SEVERE AND PRODUCING DAMAGING WIND AND POSSIBLY SOME
TORNADOES.

ALSO...A STRONG COLD FRONT WILL PUSH THROUGH THE AREA LATE THIS
MORNING AND THIS AFTERNOON.  THE FRONT WILL BRING A DRAMATIC CHANGE IN
THE WEATHER.  AFTER THE FRONT MOVES THROUGH TEMPERATURES WILL DROP
RAPIDLY AND THE RAIN WILL CHANGE TO A MIX OF SLEET...FREEZING RAIN AND
SNOW.

PEOPLE IN SOUTHEAST MISSOURI SHOULD KEEP STAY INFORMED OF LOCAL
WEATHER CONDITIONS.  LISTEN TO NOAA WEATHER RADIO OR LOCAL RADIO AND
T.V. STATIONS FOR UPDATES AND POSSIBLE WARNINGS.

FERRY

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 18, 9:43 AM CSTSevere Thunderstorm WarningLSXBond, Montgomery32 min
Jan 18, 9:59 AM CSTSevere Thunderstorm WarningLSXFayette, Marion46 min

Nearby

Severe Thunderstorm Warnings in Illinois, 1996Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.