Alert archive / Illinois / Tornado Warnings in 2002

Tornado Warning 9, NWS Lincoln, IL

May 1, 2002Cumberland County, Illinois

NWS Lincoln, IL issued this tornado warning at May 1, 2002, 4:21 PM CDT for Cumberland County, Illinois. It was in force for 54 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 1, 2002, 4:21 PM CDT (21:21 UTC)
Expired: May 1, 2002, 5:15 PM CDT
In force: 54 min
Issued by: NWS Lincoln, IL
Area: Counties, with a storm outline in the text

County Cumberland County, IL

What was reported inside it

Time	Report	Where	Remark
May 1, 4:41 PM CDT	Hail 1	Jewett, IL

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.

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 1, 12:45 PM CDT	Severe Thunderstorm Watch	SPC	5 hr
May 1, 2:30 PM CDT	Tornado Watch	SPC	4 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.4 hours before the alert went out and 98 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1126 m above ground
0-6 km bulk shear: 72 kt
0-1 km storm-relative helicity: 207 m²/s²
0-3 km storm-relative helicity: 327 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.

000 
WFUS53 KILX 012121
TORSPI
ILC035-012215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
421 PM CDT WED MAY 1 2002

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  CUMBERLAND COUNTY IN EAST CENTRAL ILLINOIS

* UNTIL 515 PM CDT

* AT 421 PM CDT...RADAR INDICATED A DEVELOPING TORNADO 9 MILES
  SOUTHWEST OF NEOGA...OR ABOUT 11 MILES NORTH OF EFFINGHAM...MOVING
  EAST AT 35 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  NEOGA
  TOLEDO
  JEWETT
  JANESVILLE
  GREENUP

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 3938 8847 3919 8844 3920 8803 3938 8804

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 1, 12:09 PM CDT	Severe Thunderstorm Warning	ILX	Morgan, Scott	51 min
May 1, 1:11 PM CDT	Severe Thunderstorm Warning	ILX	Schuyler	49 min
May 1, 1:25 PM CDT	Flash Flood Warning	ILX	Christian	6 hr
May 1, 1:39 PM CDT	Severe Thunderstorm Warning	ILX	Cass, Mason	51 min
May 1, 1:51 PM CDT	Severe Thunderstorm Warning	ILX	Scott	24 min
May 1, 2:04 PM CDT	Severe Thunderstorm Warning	ILX	Effingham	56 min
May 1, 2:06 PM CDT	Severe Thunderstorm Warning	ILX	Menard	39 min
May 1, 2:09 PM CDT	Tornado Warning	ILX	Clay	66 min
May 1, 2:10 PM CDT	Tornado Warning	ILX	Clay	65 min
May 1, 2:25 PM CDT	Flash Flood Warning	ILX	Morgan, Sangamon, Scott	6 hr
May 1, 2:30 PM CDT	Severe Thunderstorm Warning	ILX	Morgan	45 min
May 1, 2:37 PM CDT	Tornado Warning	ILX	Richland	38 min
May 1, 2:42 PM CDT	Severe Thunderstorm Warning	ILX	Sangamon	48 min
May 1, 3:05 PM CDT	Tornado Warning	ILX	Lawrence	40 min
May 1, 3:10 PM CDT	Tornado Warning	ILX	Christian	50 min
May 1, 3:18 PM CDT	Severe Thunderstorm Warning	ILX	Richland	42 min
May 1, 3:36 PM CDT	Tornado Warning	ILX	Shelby	54 min
May 1, 4:00 PM CDT	Flash Flood Warning	ILX	Shelby	6 hr
May 1, 5:04 PM CDT	Severe Thunderstorm Warning	ILX	Crawford	56 min
May 1, 6:22 PM CDT	Severe Thunderstorm Warning	ILX	Peoria	38 min

Nearby

Tornado Warnings in Illinois, 2002 Every tornado warning in 2002 Tornadoes in 2002

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.