Alert archive / Illinois / Tornado Warnings in 2006
Tornado Warning 90, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Jul 19, 2006, 7:22 PM CDT for Saint Clair County, Illinois. It was in force for 38 min. 2 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
- Jul 19, 2006, 7:22 PM CDT (00:22 UTC)
- Expired
- Jul 19, 2006, 8:00 PM CDT
- In force
- 38 min
- Issued by
- NWS St. Louis, MO
- Area
- Counties, with a storm outline in the text
County Saint Clair County, IL
The radar
The St Louis radar (KLSX), 73 km from the middle of the area, began a volume at 00:25 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 |
|---|---|---|---|
| Jul 19, 7:40 PM CDT | FUNNEL CLOUD | Fairview Heights, IL | |
| Jul 19, 7:45 PM CDT | TSTM WND DMG | O'Fallon, IL | LARGE TREE LIMBS 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 19, 5:45 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 0.4 hours before the alert went out and 210 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.
- Mixed-layer CAPE
- 4 J/kg
- Mixed-layer CIN
- -795 J/kg
- Mixed-layer LCL
- 2889 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- -101 m²/s²
- 0-3 km storm-relative helicity
- 15 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KLSX 200022 TORLSX ILC163-200100- /O.NEW.KLSX.TO.W.0090.060720T0022Z-060720T0100Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 722 PM CDT WED JUL 19 2006 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * TORNADO WARNING FOR... ST. CLAIR COUNTY IN SOUTHWEST ILLINOIS * UNTIL 800 PM CDT * AT 720 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG ROTATION 7 MILES NORTH OF CASEYVILLE...OR ABOUT NEAR MARYVILLE...MOVING SOUTH AT 20 MPH. * LOCATIONS IMPACTED INCLUDE... FAIRMONT CITY... CASEYVILLE... WASHINGTON PARK... FAIRVIEW HEIGHTS... OFALLON... CENTREVILLE... SHILOH... BELLEVILLE... SWANSEA... 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. IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING NICKEL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT WEDNESDAY EVENING FOR SOUTHWESTERN ILLINOIS AND EASTERN MISSOURI. LAT...LON 3866 8973 3868 9017 3832 9001 3839 8971 $$ GLASS
1 follow-up statement
000 WWUS53 KLSX 200038 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 737 PM CDT WED JUL 19 2006 ILC163-200100- /O.CON.KLSX.TO.W.0090.000000T0000Z-060720T0100Z/ ST. CLAIR IL- 737 PM CDT WED JUL 19 2006 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR ST. CLAIR COUNTY... AT 735 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR CASEYVILLE...OR ABOUT NEAR COLLINSVILLE...MOVING SOUTH AT 40 MPH. LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE... OFALLON...FAIRVIEW HEIGHTS...CENTREVILLE...SHILOH...SCOTT AFB... BELLEVILLE...SWANSEA...SMITHTON AND FREEBURG. IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING NICKEL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 3866 8973 3868 9017 3832 9001 3839 8971 $$ GLASS
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 7:18 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 27 min |
| Jul 19, 8:00 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 30 min |
| Jul 19, 8:15 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Randolph | 32 min |
Nearby
Tornado Warnings in Illinois, 2006Every tornado warning in 2006Tornadoes in 2006
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.