Alert archive / Illinois / Tornado Warnings in 1995

Tornado Warning 13, NWS Quad Cities, IA

May 9, 1995Bureau County, Whiteside County, Illinois

NWS Quad Cities, IA issued this tornado warning at May 9, 1995, 6:42 PM CDT for Bureau County, Whiteside County, Illinois. It was in force for 48 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
May 9, 1995, 6:42 PM CDT (23:42 UTC)
Expired
May 9, 1995, 7:30 PM CDT
In force
48 min
Issued by
NWS Quad Cities, IA
Area
Whole counties

Counties Bureau County, IL, Whiteside County, IL

What was reported inside it

TimeReportWhereRemark
May 9, 6:45 PM CDTTornado F0Rock Falls, ILA small tornado touched down briefly causing little if any damage. A major outbreak of tornado and severe weather occurred across eastern Iowa and parts of northwest and west-central Illinois. There were no injuries or fatalities. Total damage estimates acr

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

Davenport, (KDVN), launched 12:00Z, 11.7 hours before the alert went out and 65 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 1995-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 142 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 1995-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 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
142 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
719 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
43 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMLI 092344
TORMLI
ILC011-195-100030-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
642 PM CDT TUE MAY 9 1995
 
THE NATIONAL WEATHER SERVICE IN QUAD CITIES IA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  730 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL ILLINOIS
 
   ...NORTHERN BUREAU COUNTY
 
IN NORTHWEST ILLINOIS
 
   ...EASTERN WHITESIDE COUNTY
 
AT 640 PM DOPPLER RADAR INDICATED A POSSIBLE TORNADO NEAR THE TOWN OF
WALNUT...AND WAS MOVING NORTH AT 35 MPH...AND MOVE ALONG EXREMEM EASTERN
PART OF WHITESIDE THROUGH 715 PM. IF YOU LIVE IN STERLING...ROCK
FALLS...OR DEERE GROVE...TAKE SHELTER NOW.
 
GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!
 
MEYER

The office that day

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

IssuedProductOfficeCountiesLasted
May 9, 4:06 PM CDTSevere Thunderstorm WarningDVNHancock54 min
May 9, 4:24 PM CDTSevere Thunderstorm WarningDVNRock Island66 min
May 9, 4:49 PM CDTSevere Thunderstorm WarningDVNHenry41 min
May 9, 5:11 PM CDTSevere Thunderstorm WarningDVNWarren49 min
May 9, 5:22 PM CDTTornado WarningDVNBureau68 min
May 9, 5:26 PM CDTTornado WarningDVNRock Island34 min
May 9, 5:29 PM CDTTornado WarningDVNWhiteside61 min
May 9, 5:48 PM CDTSevere Thunderstorm WarningDVNJo Daviess42 min
May 9, 6:24 PM CDTTornado WarningDVNCarroll, Whiteside66 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.