Alert archive / Illinois / Tornado Warnings in 1995

Tornado Warning 49, NWS Quad Cities, IA

July 27, 1995McDonough County, Illinois

NWS Quad Cities, IA issued this tornado warning at Jul 27, 1995, 8:43 PM CDT for McDonough County, Illinois. It was in force for 62 min.

The area

The counties it named.

The facts

Issued
Jul 27, 1995, 8:43 PM CDT (01:43 UTC)
Expired
Jul 27, 1995, 9:45 PM CDT
In force
62 min
Issued by
NWS Quad Cities, IA
Area
Whole counties

County McDonough County, IL

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 1.7 hours before the alert went out and 130 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 00:00Z on 1995-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2692 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 00:00Z on 1995-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -92 square meters per square second.1939587897117136Sfc1 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
2692 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
944 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
-92 m²/s²
0-3 km storm-relative helicity
534 m²/s²
Significant tornado parameter
0.0
Supercell composite
100.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMLI 280144 RRA
TORMLI
ILC109-280245-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
843 PM CDT THU JUL 27 1995
 
THE NATIONAL WEATHER SERVICE IN QUAD CITIES IA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  945 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL ILLINOIS
 
   ...MCDONOUGH COUNTY
 
AT 843 PM CDT...DOPPLER RADAR INDICATED POSSIBLE TORNADIC
THUNDERSTORMS ACROSS NORTHERN MCDONOUGH COUNTY. CLOUD ROTATION WAS
REPORTED 10 MILES WEST OF WALNUT GROVE. THE STORMS WERE MOVING EAST AT
30 MPH AND WILL REACH SCIOTA...GOOD HOPE...WALNUT GROVE...AND BUSHNELL
BY 850 PM.
 
GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!
 
ZOGG

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 27, 7:28 PM CDTTornado WarningDVNHenry62 min
Jul 27, 7:39 PM CDTTornado WarningDVNBureau66 min
Jul 27, 7:39 PM CDTTornado WarningDVNWhiteside52 min
Jul 27, 8:33 PM CDTTornado WarningDVNHenry57 min
Jul 27, 9:12 PM CDTTornado WarningDVNHenderson63 min
Jul 27, 9:25 PM CDTTornado WarningDVNWarren50 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.