Alert archive / Illinois / Tornado Warnings in 2008

Tornado Warning 22, NWS Lincoln, IL

May 30, 2008Champaign County, Illinois

NWS Lincoln, IL issued this tornado warning at May 30, 2008, 6:05 PM CDT for Champaign County, Illinois. It was in force for 40 min. 9 reports 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 30, 2008, 6:05 PM CDT (23:05 UTC)
Expired
May 30, 2008, 6:45 PM CDT
In force
40 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon

County Champaign County, IL

The radar

The Lincoln radar (KILX), 102 km from the middle of the area, began a volume at 23:07 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

TimeReportWhereRemark
May 30, 6:09 PM CDTHAIL 2.754 W Tolono, IL
May 30, 6:15 PM CDTHAIL 4.25Philo, IL
May 30, 6:30 PM CDTHAIL 2.5Philo, ILREPORT FROM COOP OBSERVER...AVERAGE GOLFBALL SIZED HAIL...UP TO 2.5 INCH DIAMETER
May 30, 6:34 PM CDTTSTM WND DMGPhilo, ILSMALL TREES BLOWN DOWN AND ONE POWER POLE BROKEN
May 30, 6:36 PM CDTTSTM WND DMGSidney, ILSIDNEY REPORTING STRAIGHT LINE WIND DAMAGE AT 1900E/1000N. POWER POLE DOWN AND ROOF BLOWN OFF PIERCE FERTILZER.
May 30, 6:36 PM CDTTSTM WND DMGTolono, ILLARGE TREE DOWN DAMAGING CAR AND HOUSE
May 30, 6:36 PM CDTHAIL 23 Wsw Tolono, IL
May 30, 6:38 PM CDTTSTM WND DMGTolono, ILDAMAGE AT NEW CONSTRUCTION SITE AT ALLISON DRIVE. CASEYS CONVENIENT STORE HAS DAMAGE TO OVERHANG/ROOF. VIADUCT FLOODING AT ROUTE 45
May 30, 6:44 PM CDTHAIL 12 W Tolono, IL1 INCH HAIL 2 MILES WEST OF TOLONO. NUMEROUS SMALL BRANCHES DOWN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 7, 1:52 PM CSTTornado WatchSPC146 days
May 30, 1:56 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.1 hours before the alert went out and 40 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 2008-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 57 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2008-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 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
57 J/kg
Mixed-layer CIN
-325 J/kg
Mixed-layer LCL
1164 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
106 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 302305
TORILX
ILC019-302345-
/O.NEW.KILX.TO.W.0022.080530T2305Z-080530T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
605 PM CDT FRI MAY 30 2008

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN CHAMPAIGN COUNTY IN EAST CENTRAL ILLINOIS...

* UNTIL 645 PM CDT.

* AT 605 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES WEST OF
  TOLONO...OR ABOUT 10 MILES SOUTHWEST OF CHAMPAIGN...MOVING EAST AT
  41 MPH.

* LOCATIONS IMPACTED INCLUDE...
  TOLONO...
  SAVOY...
  PHILO...
  URBANA...
  SIDNEY...
  ST. JOSEPH...
  OGDEN...

WHEN A TORNADO WARNING IS ISSUED...IT MEANS THAT STRONG ROTATION HAS
BEEN DETECTED IN THE STORM...AND ATMOSPHERIC CONDITIONS SUPPORT THAT
ROTATION REACHING THE GROUND. A TORNADO MAY ALREADY BE ON THE
GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU ARE IN THE PATH OF
THIS DANGEROUS STORM...MOVE INDOORS AND TO THE LOWEST LEVEL OF THE
BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO NOT SEEK SHELTER
UNDER A HIGHWAY OVERPASS.

REPORT ANY SEVERE WEATHER OR DAMAGE TO YOUR LOCAL EMERGENCY
MANAGER...OR THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE
NATIONAL WEATHER SERVICE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FRIDAY EVENING
FOR SOUTHERN ILLINOIS.

LAT...LON 4017 8796 3999 8797 3994 8843 4007 8842
TIME...MOT...LOC 2305Z 259DEG 36KT 4001 8836

$$

CHURCHILL
2 follow-up statements
000 
WWUS53 KILX 302322
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
621 PM CDT FRI MAY 30 2008

ILC019-302345-
/O.CON.KILX.TO.W.0022.000000T0000Z-080530T2345Z/
CHAMPAIGN-
621 PM CDT FRI MAY 30 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR CENTRAL
CHAMPAIGN COUNTY...

AT 616 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A TORNADO.  THIS
TORNADO WAS LOCATED 2 MILES SOUTHEAST OF SAVOY...OR ABOUT 5 MILES
SOUTHEAST OF CHAMPAIGN...MOVING EAST AT 41 MPH.

AT 615 PM...SPOTTERS REPORTED SOFTBALL SIZED HAIL AT PHILO.

PEOPLE NEAR THESE LOCATIONS ARE STILL THREATENED...
  SIDNEY...
  ST. JOSEPH...

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 186 AND 196.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3996 8827 4010 8829 4017 8796 3999 8797
TIME...MOT...LOC 2321Z 259DEG 36KT 4006 8816

$$

CHURCHILL
000 
WWUS53 KILX 302346
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
646 PM CDT FRI MAY 30 2008

ILC019-302356-
/O.EXP.KILX.TO.W.0022.000000T0000Z-080530T2345Z/
CHAMPAIGN-
646 PM CDT FRI MAY 30 2008

...THE TORNADO WARNING FOR CENTRAL CHAMPAIGN COUNTY EXPIRES AT 645 PM
CDT...

AT 644 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE THUNDERSTORM THAT HAD PROMPTED THE WARNING HAD MOVED OUT OF THE
AREA...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

ANOTHER TORNADO CIRCULATION WAS BEING TRACKED WEST OF BROADLANDS
MOVING EAST. A TORNADO WARNING CONTINUES FOR SOUTHEASTERN CHAMPAIGN
COUNTY UNTIL 715 PM.

LAT...LON 3996 8827 4010 8829 4017 8796 3999 8797
TIME...MOT...LOC 2322Z 259DEG 36KT 4006 8815

$$

CHURCHILL

The office that day

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

IssuedProductOfficeCountiesLasted
May 30, 2:52 PM CDTAreal Flood AdvisoryILXMcLean, Tazewell, Woodford4 hr
May 30, 3:03 PM CDTTornado WarningILXMcLean27 min
May 30, 4:11 PM CDTSevere Thunderstorm WarningILXVermilion49 min
May 30, 4:14 PM CDTTornado WarningILXCass, Mason, Menard31 min
May 30, 4:25 PM CDTTornado WarningILXMorgan, Scott50 min
May 30, 4:36 PM CDTTornado WarningILXLogan24 min
May 30, 4:36 PM CDTTornado WarningILXVermilion12 min
May 30, 4:59 PM CDTTornado WarningILXDeWitt, Logan, Macon46 min
May 30, 5:08 PM CDTSevere Thunderstorm WarningILXCass38 min
May 30, 5:14 PM CDTTornado WarningILXMorgan, Scott46 min
May 30, 5:31 PM CDTSevere Thunderstorm WarningILXChampaign, McLean, Piatt44 min
May 30, 5:41 PM CDTTornado WarningILXSangamon49 min
May 30, 5:56 PM CDTFlash Flood WarningILXMcLean, Tazewell, Woodford3 hr
May 30, 6:11 PM CDTTornado WarningILXMorgan, Scott49 min
May 30, 6:24 PM CDTTornado WarningILXVermilion36 min
May 30, 6:29 PM CDTSevere Thunderstorm WarningILXCass, Fulton, Mason, Morgan, Schuyler46 min
May 30, 6:32 PM CDTTornado WarningILXChristian, Macon, Sangamon43 min
May 30, 6:34 PM CDTSevere Thunderstorm WarningILXMcLean16 min
May 30, 6:44 PM CDTTornado WarningILXChampaign, Douglas, Edgar, Vermilion31 min
May 30, 6:58 PM CDTTornado WarningILXMorgan, Sangamon47 min
May 30, 6:59 PM CDTTornado WarningILXVermilion35 min

Nearby

Tornado Warnings in Illinois, 2008Every tornado warning in 2008Tornadoes in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.