Alert archive / Illinois / Tornado Warnings in 1995

Tornado Warning 48, NWS Quad Cities, IA

July 27, 1995Henry County, Illinois

NWS Quad Cities, IA issued this tornado warning at Jul 27, 1995, 8:33 PM CDT for Henry County, Illinois. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Jul 27, 1995, 8:33 PM CDT (01:33 UTC)
Expired
Jul 27, 1995, 9:30 PM CDT
In force
57 min
Issued by
NWS Quad Cities, IA
Area
Whole counties

County Henry County, IL

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 1.6 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 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°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 280134
TORMLI
ILC073-280230-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
833 PM CDT THU JUL 27 1995
 
THE NATIONAL WEATHER SERVICE IN QUAD CITIES IA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  930 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST ILLINOIS
 
   ...HENRY IL COUNTY
 
AT 831 PM CDT...DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS ACROSS
SOUTHERN HENRY COUNTY WITH A POSSIBLE TORNADO NEAR COLONA. THE STORMS
WILL REACH CAMBRIDGE BY 900 PM.
 
 
GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!
 
ZOGG

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Jul 27, 6:29 PM CDT, 2 hours 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DUBUQUE IA
630 PM CDT THU JUL 27 1995

...PRELIMINARY LOCAL STORM REPORT FOR WEDNESDAY /JULY 27 1995/...

TIME (CDT)   .....CITY LOCATION...      STATE    ...EVENT/REMARKS...
             ...COUNTY LOCATION...

1540               LANCASTER             WI      NUMEROUS TREES DOWN
07/27/95           GRANT                         AND UTILITY POLES/
                                                 LINES DOWN. ALL
                                                 DAMAGE WAS INSIDE
                                                 THE CITY LIMITS AND
                                                 FROM THUNDERSTORM
                                                 WINDS. REPORTED BY
                                                 SHERIFF.

1520 PM            MILLVILLE             WI      TREES DOWN IN THE
07/27/95           GRANT                         CITY LIMITS FROM
                                                 THUNDERSTORM WINDS.
                                                 REPORTED BY SHERIFF.

1425               LUANA                 IA      DIME SIZE HAIL IN THE
07/27/95           CLAYTON                       CITY LIMITS. REPORTED
                                                 BY STATE POLICE.

1540               GARNAVILLO            IA      TREE LIMBS AND POWER
07/27/95           CLAYTON                       LINES BLOWN DOWN BY
                  j                               THUNDERSTORM WINDS.
                                                 REPORTED BY SHERIFF.

HOOPER
Local storm report, Jul 27, 6:30 PM CDT, 2 hours 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DUBUQUE IA
630 PM CDT THU JUL 27 1995

...PRELIMINARY LOCAL STORM REPORT FOR WEDNESDAY /JULY 27 1995/...

TIME (CDT)   .....CITY LOCATION...      STATE    ...EVENT/REMARKS...
             ...COUNTY LOCATION...

1540               LANCASTER             WI      NUMEROUS TREES DOWN
07/27/95           GRANT                         AND UTILITY POLES/
                                                 LINES DOWN. ALL
                                                 DAMAGE WAS INSIDE
                                                 THE CITY LIMITS AND
                                                 FROM THUNDERSTORM
                                                 WINDS. REPORTED BY
                                                 SHERIFF.

1520 PM            MILLVILLE             WI      TREES DOWN IN THE
07/27/95           GRANT                         CITY LIMITS FROM
                                                 THUNDERSTORM WINDS.
                                                 REPORTED BY SHERIFF.

1425               LUANA                 IA      DIME SIZE HAIL IN THE
07/27/95           CLAYTON                       CITY LIMITS. REPORTED
                                                 BY STATE POLICE.

1540               GARNAVILLO            IA      TREE LIMBS AND POWER
07/27/95           CLAYTON                       LINES BLOWN DOWN BY
                                                 THUNDERSTORM WINDS.
                                                 REPORTED BY SHERIFF.

HOOPER

WWUS34KMLI0#
Special weather statement, Jul 27, 8:05 PM CDT, 28 minutes before
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-009-
015>018-024>026-034-035-280200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
805 PM CDT THU JUL 27 1995

...TORNADO WATCH #870 HAS BEEN CANCELLED FOR MOST OF EASTERN IOWA AND A
SMALL PORTION OF EXTREME NORTHWEST ILLINOIS...

TORNADO WATCH #870 HAS BEEN CANCELLED FOR ALL IOWA COUNTIES...EXCEPT
CEDAR...CLINTON...SCOTT...AND MUSCATINE. THE TORNADO WATCH HAS BEEN
CANCELLED FOR JO DAVIESS COUNTY OF ILLINOIS AS WELL.

THE TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM FOR THE REST OF THE
REGION...INCLUDING THE QUAD CITIES. IF YOU ARE IN OR NEAR THE WATCH
AREA...YOU SHOULD REMAIN ALERT FOR SEVERE THUNDERSTORMS. TORNADOES...
LARGE HAIL...AND DAMAGING WINDS ARE POSSIBLE WITH THE STORMS.

ZOGG
Special weather statement, Jul 27, 8:08 PM CDT, 25 minutes before
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-009-
015>018-024>026-034-035-280200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
805 PM CDT THU JUL 27 1995

...TORNADO WATCH #870 HAS BEEN CANCELLED FOR MOST OF EASTERN IOWA AND A
SMALL PORTION OF EXTREME NORTHWEST ILLINOIS...

TORNADO WATCH #870 HAS BEEN CANCELLED FOR ALL IOWA COUNTIES...EXCEPT
CEDAR...CLINTON...SCOTT...AND MUSCATINE. THE TORNADO WATCH HAS BEEN
CANCELLED FOR JO DAVIESS COUNTY OF ILLINOIS AS WELL.

THE TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM FOR THE REST OF THE
REGION...INCLUDING THE QUAD CITIES. IF YOU ARE IN OR NEAR THE WATCH
AREA...YOU SHOULD REMAIN ALERT FOR SEVERE THUNDER2STORMS. TORNADOES...
LARGE HAIL...AND DAMAGING WINDS ARE POSSIBLE WITH THE STORMS.

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, 8:43 PM CDTTornado WarningDVNMcDonough62 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.