Alert archive / Illinois / Tornado Warnings in 2007

Tornado Warning 29, NWS St. Louis, MO

October 2, 2007Calhoun County, Jersey County, Illinois; Lincoln County, Missouri

NWS St. Louis, MO issued this tornado warning at Oct 2, 2007, 7:47 PM CDT for Calhoun County, Jersey County, Illinois; Lincoln County, Missouri. It was in force for 43 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
Oct 2, 2007, 7:47 PM CDT (00:47 UTC)
Expired
Oct 2, 2007, 8:30 PM CDT
In force
43 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon

Counties Calhoun County, IL, Jersey County, IL, Lincoln County, MO

The radar

The St Louis radar (KLSX), 38 km from the middle of the area, began a volume at 00:49 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
Oct 2, 8:30 PM CDTTSTM WND DMGNutwood, ILTREE REPORTED DOWN...VIA MACOUPIN COUNTY EMA.

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
Oct 2, 5:47 PM CDTTornado WatchSPC4 hr
Oct 2, 2:56 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.8 hours before the alert went out and 209 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 00:00Z on 2007-10-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 15 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 00:00Z on 2007-10-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 257 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
15 J/kg
Mixed-layer CIN
-194 J/kg
Mixed-layer LCL
1487 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
257 m²/s²
0-3 km storm-relative helicity
306 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 KLSX 030047
TORLSX
ILC013-083-MOC113-030130-
/O.NEW.KLSX.TO.W.0029.071003T0047Z-071003T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
747 PM CDT TUE OCT 2 2007

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI
  SOUTHERN CALHOUN COUNTY IN SOUTHWEST ILLINOIS
  WESTERN JERSEY COUNTY IN SOUTHWEST ILLINOIS

* UNTIL 830 PM CDT

* AT 744 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION NEAR MOSCOW MILLS...OR
  ABOUT 4 MILES EAST OF TROY...MOVING EAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WINFIELD...
  GRAFTON...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

TORNADOES ARE DIFFICULT TO SEE AT NIGHT...SO DO NOT WAIT. TAKE COVER
NOW

LAT...LON 3897 9033 3896 9043 3897 9044 3895 9048
      3894 9067 3890 9092 3900 9096 3913 9061
      3912 9061 3918 9047 3918 9044
TIME...MOT...LOC 0047Z 249DEG 38KT 3897 9086

$$

TES
1 follow-up statement
000 
WWUS53 KLSX 030111 RRA
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
811 PM CDT TUE OCT 2 2007

ILC013-083-MOC113-030130-
/O.CON.KLSX.TO.W.0029.000000T0000Z-071003T0130Z/
JERSEY IL-CALHOUN IL-LINCOLN MO-
811 PM CDT TUE OCT 2 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
SOUTHEASTERN LINCOLN...SOUTHERN CALHOUN AND WESTERN JERSEY
COUNTIES...

AT 809 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR WINFIELD...OR ABOUT
10 MILES EAST OF TROY...MOVING EAST AT 45 MPH. THIS 
DOPPLER-INDICATED TORNADO IS A NEW STRONG CIRCULATION THAT HAS 
DEVELOPED OVER THE PAST 15 MINUTES.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...BEECHVILLE...
BATCHTOWN...MEPPEN...BRUSSELS...NUTWOOD...FIELDON...OTTERVILLE AND
GRAFTON.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. 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.

TORNADOES ARE DIFFICULT TO SEE AT NIGHT...SO DO NOT WAIT. TAKE COVER
NOW

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3897 9033 3896 9043 3897 9044 3895 9048
      3894 9067 3890 9092 3900 9096 3913 9061
      3912 9061 3918 9047 3918 9044
TIME...MOT...LOC 0111Z 249DEG 39KT 3901 9076

$$

TES

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 2, 7:54 PM CDTTornado WarningLSXGreene36 min
Oct 2, 8:31 PM CDTSevere Thunderstorm WarningLSXCalhoun, Jersey44 min
Oct 2, 7:07 PM CDTTornado WarningLSXLincoln, Warren38 min

Nearby

Tornado Warnings in Illinois, 2007Tornado Warnings in Missouri, 2007Every tornado warning in 2007Tornadoes in 2007

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.