Alert archive / Illinois / Tornado Warnings in 1995

Tornado Warning 8, NWS St. Louis, MO

May 16, 1995Adams County, Illinois

NWS St. Louis, MO issued this tornado warning at May 16, 1995, 6:20 PM CDT for Adams County, Illinois. It was in force for 25 min.

The area

The counties it named.

The facts

Issued
May 16, 1995, 6:20 PM CDT (23:20 UTC)
Expired
May 16, 1995, 6:45 PM CDT
In force
25 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Adams County, IL

The radar

The St Louis radar (KLSX), 150 km from the middle of the area, began a volume at 23:21 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.

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 11.3 hours before the alert went out and 190 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, Davenport, at 12:00Z on 1995-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 65 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 12:00Z on 1995-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 258 square meters per square second.1939587897117Sfc1 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
65 J/kg
Mixed-layer CIN
-330 J/kg
Mixed-layer LCL
983 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
258 m²/s²
0-3 km storm-relative helicity
287 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 162324
TORSTL
ILC001-162345-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
620 PM CDT TUE MAY 16 1995
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 700 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL ILLINOIS
 
   ...NORTHERN ADAMS COUNTY
 
A SPOTTER REPORTED A TORNADO NEAR THE TOWN OF MARCELLINE OR 10 MILES
NORTH OF QUNICY.
 
THE TORNADO WAS MOVING TO THE EAST AT 25 MPH.
 
THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY AND SEEK SHELTER
NOW!
 
RP

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 4:25 AM CDTSevere Thunderstorm WarningLSXClinton, Marion50 min
May 16, 5:24 AM CDTSevere Thunderstorm WarningLSXMadison51 min
May 16, 5:59 AM CDTFlash Flood WarningLSXMadison6 hr
May 16, 6:21 AM CDTSevere Thunderstorm WarningLSXSaint Clair112 min
May 16, 6:38 AM CDTTornado WarningLSXClinton, Saint Clair67 min
May 16, 7:48 AM CDTSevere Thunderstorm WarningLSXRandolph42 min

Nearby

Tornado Warnings in Illinois, 1995Every tornado warning in 1995Tornadoes in 1995

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; radar from the NEXRAD Level II archive.