Alert archive / Illinois / Tornado Warnings in 2003

Tornado Warning 23, NWS Lincoln, IL

May 10, 2003Schuyler County, Illinois

NWS Lincoln, IL issued this tornado warning at May 10, 2003, 7:38 PM CDT for Schuyler County, Illinois. It was in force for 52 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 10, 2003, 7:38 PM CDT (00:38 UTC)
Expired
May 10, 2003, 8:30 PM CDT
In force
52 min
Issued by
NWS Lincoln, IL
Area
Counties, with a storm outline in the text

County Schuyler County, IL

The radar

The Lincoln radar (KILX), 128 km from the middle of the area, began a volume at 00:37 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 10, 5:40 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 0.6 hours before the alert went out and 175 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 2003-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1566 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 00:00Z on 2003-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 234 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
1566 J/kg
Mixed-layer CIN
-80 J/kg
Mixed-layer LCL
910 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
234 m²/s²
0-3 km storm-relative helicity
259 m²/s²
Significant tornado parameter
2.8
Supercell composite
12.7

Open this sounding in Storm Lab

The text

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

934 
WFUS53 KILX 110038
TORILX
ILC169-110130-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
735 PM CDT SAT MAY 10 2003

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  SCHUYLER COUNTY IN WEST CENTRAL ILLINOIS

* UNTIL 830 PM CDT

* AT 735 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG
  ROTATION 27 MILES SOUTHWEST OF BROOKLYN...OR ABOUT 16 MILES EAST OF
  QUINCY...MOVING NORTHEAST AT 40 MPH. THIS STORM HAS A HISTORY OF 
  PRODUCING TORNADOES. IN ADDITION TO THE THREAT OF A TORNADO
  ...LARGE HAIL AND DAMAGING WINDS CAN BE EXPECTED WITH THIS STORM.
  GO TO A SAFE PLACE NOW

* THE TORNADO IS EXPECTED TO BE NEAR...
  HUNTSVILLE
  CAMDEN
  BROOKLYN
  RUSHVILLE
  LITTLETON
  RAY

IF YOU ARE IN THE PATH OF THIS STORM...TAKE COVER IN A BASEMENT OR
INTERIOR ROOM ON THE LOWEST FLOOR. VEHICLES AND MOBILE HOMES SHOULD
BE ABANDONED FOR A SAFER SHELTER.

REPORT SEVERE WEATHER OR ANY STORM DAMAGE TO YOUR LOCAL ESDA...OR THE
NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER
SERVICE. STAY TUNED FOR LATER STATEMENTS.

LAT...LON 3997 9125 3980 9114 4003 9045 4014 9042
          4029 9048 4029 9090

$$

BYRD

NNNN

The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 10, 7:53 PM CDTTornado WarningILXFulton, Knox52 min
May 10, 8:19 PM CDTSevere Thunderstorm WarningILXClay, Effingham41 min
May 10, 8:25 PM CDTTornado WarningILXSchuyler50 min
May 10, 8:45 PM CDTTornado WarningILXFulton, Mason60 min
May 10, 8:46 PM CDTSevere Thunderstorm WarningILXColes, Cumberland, Jasper59 min
May 10, 8:46 PM CDTTornado WarningILXKnox, Stark44 min
May 10, 9:01 PM CDTSevere Thunderstorm WarningILXEffingham59 min
May 10, 9:19 PM CDTTornado WarningILXPeoria, Tazewell56 min
May 10, 9:29 PM CDTSevere Thunderstorm WarningILXSchuyler61 min
May 10, 9:30 PM CDTSevere Thunderstorm WarningILXSchuyler60 min
May 10, 9:45 PM CDTTornado WarningILXMason, Tazewell60 min
May 10, 9:59 PM CDTSevere Thunderstorm WarningILXFulton61 min
May 10, 10:06 PM CDTTornado WarningILXWoodford54 min
May 10, 10:35 PM CDTTornado WarningILXMcLean70 min
May 10, 10:43 PM CDTTornado WarningILXMarshall47 min
May 10, 11:03 PM CDTTornado WarningILXWoodford42 min

Nearby

Tornado Warnings in Illinois, 2003Every tornado warning in 2003Tornadoes in 2003

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.