Alert archive / Illinois / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 252, NWS Lincoln, IL

August 2, 2003Champaign County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Aug 2, 2003, 3:16 PM CDT for Champaign County, Illinois. It was in force for 59 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
Aug 2, 2003, 3:16 PM CDT (20:16 UTC)
Expired
Aug 2, 2003, 4:15 PM CDT
In force
59 min
Issued by
NWS Lincoln, IL
Area
Counties, with a storm outline in the text

County Champaign County, IL

The radar

The Lincoln radar (KILX), 93 km from the middle of the area, began a volume at 20:18 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 nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.3 hours before the alert went out and 32 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, Lincoln, IL at 12:00Z on 2003-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 773 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, Lincoln, IL at 12:00Z on 2003-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 square meters per square second.19395878Sfc1 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
773 J/kg
Mixed-layer CIN
-109 J/kg
Mixed-layer LCL
1204 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
60 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KILX 022016
SVRILX
ILC019-022115-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
316 PM CDT SAT AUG 2 2003

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CHAMPAIGN COUNTY IN EAST CENTRAL ILLINOIS

* UNTIL 415 PM CDT

* AT 316 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER FISHER...OR ABOUT 6 MILES WEST OF
  RANTOUL...MOVING EAST AT 15 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  THOMASBORO
  RANTOUL

THIS STORM IS CAPABLE OF PRODUCING WINDS IN EXCESS OF 60 MPH...
DAMAGING HAIL...FREQUENT LIGHTNING...AND VERY HEAVY RAIN. TAKE
SHELTER IN A STURDY BUILDING AND STAY AWAY FROM WINDOWS.

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 4032 8841 4013 8836 4019 8799 4035 8809

$$

HALL

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 12:51 PM CDTFlash Flood WarningILXFulton6 hr
Aug 2, 1:07 PM CDTSevere Thunderstorm WarningILXFulton53 min
Aug 2, 1:16 PM CDTSevere Thunderstorm WarningILXMcLean59 min
Aug 2, 1:27 PM CDTSevere Thunderstorm WarningILXMason63 min
Aug 2, 2:28 PM CDTSevere Thunderstorm WarningILXSchuyler62 min
Aug 2, 2:41 PM CDTSevere Thunderstorm WarningILXLogan64 min
Aug 2, 2:44 PM CDTSevere Thunderstorm WarningILXChristian61 min
Aug 2, 3:08 PM CDTSevere Thunderstorm WarningILXDeWitt67 min
Aug 2, 3:35 PM CDTSevere Thunderstorm WarningILXMorgan55 min
Aug 2, 3:36 PM CDTFlash Flood WarningILXChristian6 hr
Aug 2, 3:39 PM CDTSevere Thunderstorm WarningILXMacon66 min
Aug 2, 3:45 PM CDTSevere Thunderstorm WarningILXChristian60 min
Aug 2, 3:46 PM CDTSevere Thunderstorm WarningILXSangamon59 min
Aug 2, 3:54 PM CDTTornado WarningILXSangamon36 min
Aug 2, 4:04 PM CDTTornado WarningILXChristian41 min
Aug 2, 4:09 PM CDTTornado WarningILXChristian36 min
Aug 2, 4:16 PM CDTFlash Flood WarningILXChampaign6 hr
Aug 2, 4:20 PM CDTSevere Thunderstorm WarningILXChampaign55 min
Aug 2, 4:51 PM CDTSevere Thunderstorm WarningILXChristian54 min
Aug 2, 6:14 PM CDTSevere Thunderstorm WarningILXPeoria, Stark61 min
Aug 2, 6:19 PM CDTSevere Thunderstorm WarningILXColes, Cumberland56 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2003Every severe thunderstorm warning 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.