Alert archive / Illinois / Tornado Warnings in 1995

Tornado Warning 39, NWS Quad Cities, IA

July 27, 1995Henry County, Illinois

NWS Quad Cities, IA issued this tornado warning at Jul 27, 1995, 6:32 PM CDT for Henry County, Illinois. It was in force for 58 min.

The area

The counties it named.

The facts

Issued
Jul 27, 1995, 6:32 PM CDT (23:32 UTC)
Expired
Jul 27, 1995, 7:30 PM CDT
In force
58 min
Issued by
NWS Quad Cities, IA
Area
Whole counties

County Henry County, IL

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 11.5 hours before the alert went out and 43 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 1995-07-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 832 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, Davenport, at 12:00Z on 1995-07-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 48 square meters per square second.1939Sfc1 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
832 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
851 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
48 m²/s²
0-3 km storm-relative helicity
115 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 
TTAA00 KMLI 272333
TORMLI
ILC073-280030-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
632 PM CDT THU JUL 27 1995
 
THE NATIONAL WEATHER SERVICE IN QUAD CITIES IA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  730 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST ILLINOIS
 
   ...HENRY IL COUNTY
 
AT 630 PM CDT A SPOTTER REPORTED A RAPIDLY ROTATING THUNDERSTORM PASSED
OVER PREEMPITON ILLINOIS...HEADING FOR SHERRARD. THIS STORM WILL REACH
ORION IN HENRY COUNTY ILLINOIS BY 635 PM CDT. THIS STORM IS MOVING
NORTHEAST AT 30 MPH AND MAY AFFECT GENESEO ILLINOIS BY 650 PM.
 
IF YOU LIVE IN THE PATH OF THIS STORM...TAKE SHELTER NOW!
 
GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!
 
T MEYER

The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 27, 4:18 PM CDTTornado WarningDVNJo Daviess57 min
Jul 27, 4:52 PM CDTTornado WarningDVNStephenson68 min
Jul 27, 5:17 PM CDTTornado WarningDVNJo Daviess58 min
Jul 27, 6:38 PM CDTTornado WarningDVNWhiteside67 min
Jul 27, 6:51 PM CDTTornado WarningDVNMercer69 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.