Alert archive / Illinois / Tornado Warnings in 1992

Tornado Warning 4, NWS St. Louis, MO

July 2, 1992Adams County, Illinois

NWS St. Louis, MO issued this tornado warning at Jul 2, 1992, 2:18 PM CDT for Adams County, Illinois. It was in force for 42 min. 1 report 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: Jul 2, 1992, 2:18 PM CDT (19:18 UTC)
Expired: Jul 2, 1992, 3:00 PM CDT
In force: 42 min
Issued by: NWS St. Louis, MO
Area: Whole counties

County Adams County, IL

What was reported inside it

Time	Report	Where	Remark
Jul 2, 2:38 PM CDT	Tornado F0	Adams, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 7.3 hours before the alert went out and 390 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: 1159 J/kg
Mixed-layer CIN: -16 J/kg
Mixed-layer LCL: 563 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 85 m²/s²
0-3 km storm-relative helicity: 82 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 021919
TORSTL
ILC001-022000-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
218 PM CDT THU JUL 2 1992
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  300 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL ILLINOIS
 
   ... ADAMS COUNTY
 
AT 215 PM CDT..NWS DOPPLER RADAR SHOWED A TORNADIC THUNDERSTORM OVER
SOUTHWEST ADAMS COUNTY...NEAR THE CITY OF QUINCY.
 
THE TORNADIC STORM IS LOCATED 5 MILES SOUTHEAST OF QUNICY.
 
PERONS IN THE TOWNS OF GOLDEN...LIBERTY...COLUMBUS...AND CAMP POINT
ARE IN THE PATH OF THIS STORM.
 
THE TORNADIC STORM WAS MOVING TO THE NORTHEAST AT 25 MILES AN HOUR.
 
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE
IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF
AVAILABLE.  OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE.  AVOID WINDOWS.  ABANDON CARS AND MOBILE HOMES
FOR A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT.
 
PRZYBYLINSKI

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 2, 1:08 PM CDT	Severe Thunderstorm Warning	LSX	Adams	52 min
Jul 2, 1:49 PM CDT	Tornado Warning	LSX	Adams	41 min
Jul 2, 2:48 PM CDT	Severe Thunderstorm Warning	LSX	Brown	42 min
Jul 2, 4:31 PM CDT	Severe Thunderstorm Warning	LSX	Pike	44 min
Jul 2, 4:41 PM CDT	Severe Thunderstorm Warning	LSX	Adams, Brown	49 min
Jul 2, 4:49 PM CDT	Severe Thunderstorm Warning	LSX	Scott	41 min
Jul 2, 5:08 PM CDT	Severe Thunderstorm Warning	LSX	Greene	37 min

Nearby

Tornado Warnings in Illinois, 1992 Every tornado warning in 1992 Tornadoes in 1992

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.