Alert archive / Illinois / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 25, NWS Lincoln, IL

April 10, 2001Coles County, Cumberland County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Apr 10, 2001, 8:18 AM CDT for Coles County, Cumberland County, Illinois. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Apr 10, 2001, 8:18 AM CDT (13:18 UTC)
Expired: Apr 10, 2001, 9:00 AM CDT
In force: 42 min
Issued by: NWS Lincoln, IL
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Coles County, IL, Cumberland County, IL

The radar

The Lincoln radar (KILX), 126 km from the middle of the area, began a volume at 13:20 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, 1.3 hours before the alert went out and 93 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: 716 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: -134 m²/s²
0-3 km storm-relative helicity: -156 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 
WUUS53 KILX 101318
SVRSPI
ILC029-035-101400-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
818 AM CDT TUE APR 10 2001

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  COLES COUNTY IN EAST CENTRAL ILLINOIS
  CUMBERLAND COUNTY IN EAST CENTRAL ILLINOIS

* UNTIL 900 AM CDT

* AT 818 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER NEOGA...OR ABOUT 10 MILES WEST OF
  TOLEDO...MOVING EAST AT 45 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  TOLEDO
  LERNA
  JEWETT
  JANESVILLE
  GREENUP
  CHARLESTON
  HAZEL DELL

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 ENFORUCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER
SERVICE. STAY TUNED FOR LATER STATEMENTS.

LAT...LON 3944 8847 3919 8847 3919 8803 3950 8803

AUTEN

NNNN

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lincoln, IL wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 10, 3:40 AM CDT, 4 hours 38 minutes earlier.

Area forecast discussion, Apr 10, 3:40 AM CDT, 4 hours 38 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LINCOLN IL
340 AM CDT TUE APR 10 2001

LATEST SURFACE ANALYSIS REVEALS SYNOPTIC STATIONARY FRONT FROM
QUINCY TO FORT WAYNE...WITH WELL DEFINED OUTLOW BOUNDARY FROM JUST
NORTH OF ST LOUIS TO MATTOON. THESE FEATURES WILL REMAIN ACROSS THE
AREA AS THUNDERSTORMS CONTINUE TO FIRE UP DURING THE EVENING AND
OVERNIGHT HOURS TONIGHT AND WEDNESDAY NIGHT. THIS PATTERN WILL
CONTINUE UNTIL THE MAIN UPPER LOW MOVES INTO THE MIDWEST AND SWEEPS
A COLD FRONT THROUGH ILLINOIS EARLY THURSDAY. NEW AVN CONTINUES TO
SHOW A SECONDARY WAVE MOVING SOUTHEAST INTO THE AREA ON SATURDAY
BEFORE THE PATTERN DRIES OUT LATER IN THE WEEKEND.  PREVIOUS
FORECAST CAPTURES THIS SCENERIO WELL AND SEE LITTLE REASON TO
DEVIATE.  ..04..

.ILX...NONE.

In the hours before

Local storm report, Apr 10, 2:42 AM CDT, 5 hours 36 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN, IL
242 AM CDT TUE APR 10 2001

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1235 AM    SIDNEY                    IL   60 MPH TSTM WIND GUST
04/10/01   CHAMPAIGN                      ESTIMATED WIND GUST. SOME
                                          MINOR ROOF DAMAGE. FROM NWS
                                          COOP OBSERVER.

1226 AM    RANTOUL                   IL   1.25 INCH HAIL
04/10/01   CHAMPAIGN                      REPORTED 1 E OF RANTOUL ON
                                          US 136. FROM NWS COOP
                                          OBSERVER.

0115 AM    TREMONT                   IL   1.00 INCH HAIL
04/10/01   TAZEWELL                       REPORTED 1/4 MILE WEST OF
                                          TREMONT. FROM NWS COOP
                                          OBSERVER.

1250 AM    GEORGETOWN                IL   WIND DAMAGE
04/10/01   VERMILION                      POWER LINES DOWN. FROM
                                          ESDA.

0155 AM    MINONK                    IL   .88 INCH HAIL
04/10/01   WOODFORD                       HAIL WAS PILED 3 INCHES
                                          DEEP...COVERING THE ROAD.
                                          REPORTED ON THE WEST SIDE
                                        ?  OF MINONK. HAIL SIZES FROM
                                          1/4"-7/8". FROM ESDA.

FISHER

Special weather statement, Apr 10, 6:00 AM CDT, 2 hours 18 minutes before

ILZ027>031-036>038-040>057-061>063-066>068-071>073-101600-

HAZARDOUS WEATHER OUTLOOK FOR CENTRAL ILLINOIS
NATIONAL WEATHER SERVICE LINCOLN IL
600 AM CDT TUE APR 10 2001

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER ALL OF CENTRAL
ILLINOIS TODAY AND TONIGHT.

THUNDERSTORMS WILL CONTINUE TO DEVELOP ALONG A STATIONARY FRONT THAT
LIES ACROSS CENTRAL ILLINOIS. THE THUNDERSTORM ACTIVITY THIS MORNING
IS EXPECTED TO WEAKEN TOWARD MIDDAY...THEN REDEVELOP AGAIN LATER
THIS AFTERNOON AND EVENING.

THE PRIMARY THREAT FROM THESE STORMS WILL BE LARGE HAIL AND GUSTY
WINDS.

EMERGENCY MANAGERS AND STORM SPOTTER GROUPS SHOULD MONITOR THE
LATEST WEATHER FORECASTS AND BE PREhPARED FOR ACTIVATION THIS
AFTERNOON AND TONIGHT.

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 10, 12:27 AM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	48 min
Apr 10, 1:21 AM CDT	Severe Thunderstorm Warning	ILX	McLean, Tazewell, Woodford	39 min
Apr 10, 7:47 AM CDT	Severe Thunderstorm Warning	ILX	Effingham, Shelby	43 min
Apr 10, 8:30 AM CDT	Severe Thunderstorm Warning	ILX	Effingham	45 min
Apr 10, 9:01 AM CDT	Severe Thunderstorm Warning	ILX	Jasper	44 min
Apr 10, 9:15 AM CDT	Severe Thunderstorm Warning	ILX	Crawford	45 min
Apr 10, 9:40 AM CDT	Severe Thunderstorm Warning	ILX	Lawrence	50 min
Apr 10, 12:58 PM CDT	Severe Thunderstorm Warning	ILX	Effingham	62 min
Apr 10, 1:39 PM CDT	Severe Thunderstorm Warning	ILX	Jasper	66 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2001 Every severe thunderstorm warning in 2001

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.