Alert archive / Illinois / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 90, NWS Lincoln, IL

May 12, 2000Clark County, Edgar County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at May 12, 2000, 7:37 PM CDT for Clark County, Edgar County, Illinois. It was in force for 68 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 12, 2000, 7:37 PM CDT (00:37 UTC)
Expired: May 12, 2000, 8:45 PM CDT
In force: 68 min
Issued by: NWS Lincoln, IL
Area: Whole counties

Counties Clark County, IL, Edgar County, IL

The radar

The Indianapolis radar (KIND), 129 km from the middle of the area, began a volume at 00:40 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.

What was reported inside it

Time	Report	Where	Remark
May 12, 7:50 PM CDT	Thunderstorm Wind	Dudley, IL	Thunderstorm winds blew down several large trees and caused moderate roof damage to two barns one mile north of Dudley.

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 12, 2:00 PM CDT	Tornado Watch	SPC	6 hr
May 12, 6:30 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.6 hours before the alert went out and 101 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: 162 J/kg
Mixed-layer CIN: -342 J/kg
Mixed-layer LCL: 528 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: -36 m²/s²
0-3 km storm-relative helicity: 106 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -1.5

Open this sounding in Storm Lab

The text

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

760 
WUUS53 KILX 130038
SVRSPI
ILC023-045-130145-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
737 PM CDT FRI MAY 12 2000

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EDGAR COUNTY IN EAST CENTRAL ILLINOIS
  CLARK COUNTY IN EAST CENTRAL ILLINOIS

* UNTIL 845 PM CDT

* AT 737 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 8 MILES NORTHWEST OF WESTFIELD...OR ABOUT 3
  MILES NORTHEAST OF CHARLESTON...MOVING EAST AT 45 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  WESTFIELD
  CASEY
  KANSAS
  BROCTON
  MARTINSVILLE
  REDMON
  CLARKSVILLE
  PARIS

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.

A TORNADO WATCH IS ALSO IN EFFECT. SEVERE THUNDERSTORMS CAN PRODUCE
TORNADOES AT ANY TIME.

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

HEDGES

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 12, 7:11 PM CDT	Severe Thunderstorm Warning	ILX	Cumberland	49 min
May 12, 7:18 PM CDT	Tornado Warning	ILX	Clay, Effingham	57 min
May 12, 7:30 PM CDT	Severe Thunderstorm Warning	ILX	Macon	45 min
May 12, 7:40 PM CDT	Severe Thunderstorm Warning	ILX	Piatt	65 min
May 12, 7:46 PM CDT	Severe Thunderstorm Warning	ILX	Coles	29 min
May 12, 7:56 PM CDT	Tornado Warning	ILX	Jasper	49 min
May 12, 8:01 PM CDT	Severe Thunderstorm Warning	ILX	Champaign	59 min
May 12, 8:06 PM CDT	Tornado Warning	ILX	Clay	54 min
May 12, 8:37 PM CDT	Tornado Warning	ILX	Crawford, Jasper	53 min
May 12, 8:41 PM CDT	Severe Thunderstorm Warning	ILX	Clark	34 min
May 12, 8:55 PM CDT	Tornado Warning	ILX	Clay, Richland	50 min
May 12, 9:27 PM CDT	Severe Thunderstorm Warning	ILX	Crawford	48 min
May 12, 9:43 PM CDT	Severe Thunderstorm Warning	ILX	Richland	47 min
May 12, 9:57 PM CDT	Severe Thunderstorm Warning	ILX	Lawrence	63 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2000 Every severe thunderstorm warning in 2000

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; radar from the NEXRAD Level II archive.