Alert archive / Illinois / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 128, NWS Lincoln, IL

May 14, 2003Morgan County, Scott County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at May 14, 2003, 8:32 PM CDT for Morgan County, Scott County, Illinois. It was in force for 58 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 14, 2003, 8:32 PM CDT (01:32 UTC)
Expired: May 14, 2003, 9:30 PM CDT
In force: 58 min
Issued by: NWS Lincoln, IL
Area: Counties, with a storm outline in the text

Counties Morgan County, IL, Scott County, IL

The radar

The Lincoln radar (KILX), 91 km from the middle of the area, began a volume at 01:32 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.

Issued	Product	Office	Lasted
May 14, 6:45 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 1.5 hours before the alert went out and 148 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1529 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 1142 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 62 m²/s²
0-3 km storm-relative helicity: 91 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

466 
WUUS53 KILX 150132
SVRILX
ILC137-171-150230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
830 PM CDT WED MAY 14 2003

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MORGAN COUNTY IN WEST CENTRAL ILLINOIS
  SCOTT COUNTY IN WEST CENTRAL ILLINOIS

* UNTIL 930 PM CDT

* AT 830 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM OVER JACKSONVILLE...MOVING SOUTHEAST AT 35
  MPH. ALSO...ANOTHER SEVERE THUNDERSTORM WAS LOCATED 8 MILES
  SOUTHWEST OF WINCHESTER.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ALEXANDER
  FRANKLIN
  ALSEY
  MANCHESTER
  MURRAYVILLE
  WAVERLY

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 3985 9025 3972 9065 3954 9058 3954 8997
          3966 8997 3985 9002

$$

BYRD

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 14, 7:00 PM CDT	Tornado Warning	ILX	Champaign, Vermilion	60 min
May 14, 7:02 PM CDT	Severe Thunderstorm Warning	ILX	Fulton, Knox	58 min
May 14, 7:02 PM CDT	Tornado Warning	ILX	DeWitt, Piatt	58 min
May 14, 7:29 PM CDT	Tornado Warning	ILX	Macon	46 min
May 14, 7:51 PM CDT	Tornado Warning	ILX	Douglas, Edgar	54 min
May 14, 7:59 PM CDT	Tornado Warning	ILX	Champaign, Piatt	46 min
May 14, 8:19 PM CDT	Tornado Warning	ILX	Fulton, Mason	41 min
May 14, 9:38 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Coles, Edgar	37 min
May 14, 10:21 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Cumberland	39 min
May 14, 11:14 PM CDT	Severe Thunderstorm Warning	ILX	Effingham	46 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2003 Every 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.