Alert archive / Missouri / Tornado Warnings in 2008

Tornado Warning 25, NWS St. Louis, MO

April 10, 2008Lewis County, Missouri; Adams County, Illinois

NWS St. Louis, MO issued this tornado warning at Apr 10, 2008, 5:40 PM CDT for Lewis County, Missouri; Adams County, Illinois. It was in force for 32 min. 6 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
Apr 10, 2008, 5:40 PM CDT (22:40 UTC)
Expired
Apr 10, 2008, 6:12 PM CDT
In force
32 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon

Counties Adams County, IL, Lewis County, MO

The radar

The St Louis radar (KLSX), 167 km from the middle of the area, began a volume at 22:43 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
Apr 10, 5:40 PM CDTFUNNEL CLOUD12 Ssw Canton, MOWALL CLOUD WITH LOTS OF VERTICAL ROTATION.
Apr 10, 5:45 PM CDTFUNNEL CLOUDMaywood, MOEMERGENCY MANAGER IN MAYWOOD REPORTED A FUNNEL CLOUD ABOUT 1/4 TO 1/2 BELOW THE CLOUD BASE NEAR MAYWOOD.
Apr 10, 5:53 PM CDTTORNADO9 S Canton, MOALONG HIGHWAY 61. POWER LINES DOWN ALONG AND ON THE ROAD.
Apr 10, 6:00 PM CDTTORNADO2 Nw Lima, ILTORNADO REPORTED ON THE GROUND BY A TRAINED SPOTTER
Apr 10, 6:00 PM CDTTORNADO9 Ssw Canton, MO1 MILE WEST OF HIGHWAY C AND US 61 INTERSECTION ... POWER POLES AND POWER LINES DOWN ALONG ROAD ...
Apr 10, 6:00 PM CDTTORNADOLima, ILPOWER WIRES DOWN ON HIGHWAY 96 IN AND AROUND LIMA ... WITH TRAILERS AND MOBILE HOMES MOVED AND DAMAGED IN AND SOUTH OF LIMA ...

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
Apr 10, 4:55 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 10.7 hours before the alert went out and 190 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, Davenport, at 12:00Z on 2008-04-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Davenport, at 12:00Z on 2008-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 305 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
475 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
305 m²/s²
0-3 km storm-relative helicity
419 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 102240
TORLSX
ILC001-MOC111-102330-
/O.NEW.KLSX.TO.W.0025.080410T2240Z-080410T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
540 PM CDT THU APR 10 2008

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN LEWIS COUNTY IN NORTHEAST MISSOURI
  NORTHWESTERN ADAMS COUNTY IN WEST CENTRAL ILLINOIS

* UNTIL 630 PM CDT

* AT 538 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION 4 MILES NORTH OF
  MAYWOOD...OR ABOUT 9 MILES SOUTHWEST OF CANTON...MOVING NORTHEAST
  AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  LA GRANGE...
  CANTON...
  MENDON...

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.

LAT...LON 3995 9146 3995 9166 4004 9174 4021 9148
      4021 9146 4020 9103
TIME...MOT...LOC 2240Z 232DEG 47KT 4002 9158

$$

CVKING
4 follow-up statements
000 
WWUS53 KLSX 102246
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
546 PM CDT THU APR 10 2008

ILC001-MOC111-102330-
/O.CON.KLSX.TO.W.0025.000000T0000Z-080410T2330Z/
ADAMS IL-LEWIS MO-
546 PM CDT THU APR 10 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR
SOUTHEASTERN LEWIS AND NORTHWESTERN ADAMS COUNTIES...

AT 543 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A WALL CLOUD WITH 
ROTATION. A TORNADO COULD FORM WITH THIS STORM AT ANY TIME. THE 
STORM WAS LOCATED NEAR LA GRANGE...OR ABOUT 6 MILES SOUTH OF 
CANTON...MOVING NORTHEAST AT 50 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...URSA...LIMA...
MENDON...WOODVILLE AND LORAINE.

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 3995 9146 3995 9166 4004 9174 4021 9148
      4021 9146 4020 9103
TIME...MOT...LOC 2246Z 232DEG 47KT 4007 9150

$$

CVKING
000 
WWUS53 KLSX 102252
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
552 PM CDT THU APR 10 2008

MOC111-102302-
/O.CAN.KLSX.TO.W.0025.000000T0000Z-080410T2330Z/
LEWIS MO-
552 PM CDT THU APR 10 2008

...THE TORNADO WARNING FOR SOUTHEASTERN LEWIS COUNTY IS CANCELLED...

LAT...LON 4020 9104 4019 9105 3995 9145 3996 9147
      4005 9150 4021 9151 4021 9148
TIME...MOT...LOC 2252Z 232DEG 47KT 4012 9142

$$

ILC001-102330-
/O.CON.KLSX.TO.W.0025.000000T0000Z-080410T2330Z/
ADAMS IL-
552 PM CDT THU APR 10 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR
NORTHWESTERN ADAMS COUNTY...

AT 551 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD  
NEAR NEAR CANTON. THIS STORM COULD PRODUCE A TORNADO AT ANY TIME AND 
IS QUICKLY MOVING NORTHEAST AT 50 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...WOODVILLE AND
LORAINE.

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 4020 9104 4019 9105 3995 9145 3996 9147
      4005 9150 4021 9151 4021 9148
TIME...MOT...LOC 2252Z 232DEG 47KT 4012 9142

$$

CVKING
000 
WWUS53 KLSX 102257
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
557 PM CDT THU APR 10 2008

ILC001-102330-
/O.CON.KLSX.TO.W.0025.000000T0000Z-080410T2330Z/
ADAMS IL-
557 PM CDT THU APR 10 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR
NORTHWESTERN ADAMS COUNTY...

AT 555 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO. THIS 
TORNADO WAS LOCATED NEAR LIMA...OR ABOUT 8 MILES EAST OF 
CANTON...MOVING NORTHEAST AT 50 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...LIMA...WOODVILLE 
AND LORAINE.

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 4020 9104 4019 9105 3995 9145 3996 9147
      4005 9150 4021 9151 4021 9148
TIME...MOT...LOC 2257Z 232DEG 47KT 4016 9135

$$

CVKING
000 
WWUS53 KLSX 102312
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
612 PM CDT THU APR 10 2008

ILC001-102322-
/O.CAN.KLSX.TO.W.0025.000000T0000Z-080410T2330Z/
ADAMS IL-
612 PM CDT THU APR 10 2008

...THE TORNADO WARNING FOR NORTHWESTERN ADAMS COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE POSSIBLE...AND A TORNADO WATCH 
REMAINS IN EFFECT UNTIL 11 PM.

LAT...LON 4020 9104 4019 9105 3995 9145 3996 9147
      4005 9150 4021 9151 4021 9148
TIME...MOT...LOC 2312Z 232DEG 47KT 4028 9115

$$

CVKING

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 9, 8:08 PM CDTRiver Flood WarningLSXReynolds60 hr
Apr 9, 8:40 PM CDTRiver Flood WarningLSXOsage5 days
Apr 9, 8:40 PM CDTRiver Flood WarningLSXCole67 hr
Apr 9, 9:15 PM CDTRiver Flood WarningLSXLincoln4 days
Apr 9, 9:15 PM CDTRiver Flood WarningLSXLewis71 hr
Apr 9, 9:15 PM CDTRiver Flood WarningLSXMarion35 hr
Apr 9, 9:15 PM CDTRiver Flood WarningLSXMarion61 hr
Apr 9, 9:43 PM CDTRiver Flood WarningLSXCrawford63 hr
Apr 9, 9:43 PM CDTRiver Flood WarningLSXCrawford, Washington71 hr
Apr 9, 9:43 PM CDTRiver Flood WarningLSXFranklin, Jefferson4 days
Apr 9, 9:43 PM CDTRiver Flood WarningLSXJefferson, Saint Louis5 days
Apr 9, 9:43 PM CDTRiver Flood WarningLSXJefferson, Saint Louis6 days
Apr 9, 9:43 PM CDTRiver Flood WarningLSXJefferson, Saint Louis41 days
Apr 9, 9:49 PM CDTRiver Flood WarningLSXJefferson3 days
Apr 9, 9:49 PM CDTRiver Flood WarningLSXFranklin3 days
Apr 9, 10:13 PM CDTRiver Flood WarningLSXSaint Charles42 days
Apr 9, 10:13 PM CDTRiver Flood WarningLSXSaint Louis, City of Saint Louis7 days
Apr 10, 12:25 AM CDTRiver Flood WarningLSXMarion42 days
Apr 10, 3:21 AM CDTRiver Flood WarningLSXOsage30 hr
Apr 10, 5:10 AM CDTFlash Flood WarningLSXAudrain, Boone, Callaway, Cole, Crawford, Franklin and 12 more6 hr
Apr 10, 8:24 AM CDTFlash Flood WarningLSXLincoln, Pike, Saint Charles, Saint Louis, City of Saint Louis3 hr
Apr 10, 8:51 AM CDTSevere Thunderstorm WarningLSXIron, Reynolds39 min
Apr 10, 9:29 AM CDTSevere Thunderstorm WarningLSXIron, Madison, Saint Francois46 min
Apr 10, 10:03 AM CDTRiver Flood WarningLSXLincoln35 hr
Apr 10, 10:55 AM CDTRiver Flood WarningLSXCallaway, Cole5 hr
Apr 10, 10:55 AM CDTRiver Flood WarningLSXCallaway, Osage3 days
Apr 10, 10:55 AM CDTRiver Flood WarningLSXGasconade, Montgomery6 days
Apr 10, 10:55 AM CDTRiver Flood WarningLSXFranklin, Warren3 days
Apr 10, 10:55 AM CDTRiver Flood WarningLSXSaint Charles, Saint Louis4 days
Apr 10, 11:02 AM CDTFlash Flood WarningLSXIron, Madison, Reynolds, Sainte Genevieve, Saint Francois3 hr
Apr 10, 4:31 PM CDTSevere Thunderstorm WarningLSXMonroe44 min
Apr 10, 4:43 PM CDTSevere Thunderstorm WarningLSXMarion, Shelby47 min
Apr 10, 4:49 PM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Callaway, Monroe37 min
Apr 10, 5:15 PM CDTSevere Thunderstorm WarningLSXLewis60 min
Apr 10, 5:22 PM CDTSevere Thunderstorm WarningLSXMarion, Ralls38 min
Apr 10, 6:02 PM CDTSevere Thunderstorm WarningLSXMarion, Ralls25 min
Apr 9, 8:26 PM CDTRiver Flood WarningLSXBrown38 hr
Apr 9, 8:31 PM CDTRiver Flood WarningLSXFayette6 days
Apr 9, 10:13 PM CDTRiver Flood WarningLSXRandolph45 days
Apr 10, 11:34 AM CDTRiver Flood WarningLSXBrown11 hr
Apr 10, 5:32 PM CDTSevere Thunderstorm WarningLSXAdams58 min
Apr 10, 6:27 PM CDTSevere Thunderstorm WarningLSXAdams, Brown51 min

Nearby

Tornado Warnings in Missouri, 2008Tornado 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.