Alert archive / Illinois / Tornado Warnings in 2009
Tornado Warning 44, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Jun 10, 2009, 10:02 PM CDT for Fayette County, Illinois. It was in force for 28 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
- Jun 10, 2009, 10:02 PM CDT (03:02 UTC)
- Expired
- Jun 10, 2009, 10:30 PM CDT
- In force
- 28 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
County Fayette County, IL
The radar
The Evansville,IN radar (KVWX), 131 km from the middle of the area, began a volume at 03:02 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 |
|---|---|---|---|
| Jun 10, 10:09 PM CDT | HAIL 1.75 | Brownstown, IL | |
| Jun 10, 10:15 PM CDT | TORNADO | Brownstown, IL | DEBRIS ON INTERSTATE 70 ON SOUTH SIDE OF BROWNSTOWN. TWISTED TREE LIMBS OBSERVED. DAMAGE PATH IS FAIRLY EVIDENT ACCORDING TO SPOTTER. GOLF BALL SIZE HAIL HAS DONE PROPERTY DAMAGE. |
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 |
|---|---|---|---|
| Jun 10, 7:46 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 3.0 hours before the alert went out and 129 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
- 729 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 1199 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KLSX 110302 TORLSX ILC051-110330- /O.NEW.KLSX.TO.W.0044.090611T0302Z-090611T0330Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 1002 PM CDT WED JUN 10 2009 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * TORNADO WARNING FOR... EAST CENTRAL FAYETTE COUNTY IN SOUTH CENTRAL ILLINOIS... * UNTIL 1030 PM CDT * AT 1000 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR BROWNSTOWN...OR 8 MILES EAST OF VANDALIA... AND MOVING EAST AT 10 MPH. * LOCATIONS IMPACTED INCLUDE... ST. ELMO...AVENA...LOOGOOTEE AND ST. JAMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... TORNADOES ARE DIFFICULT TO SEE AT NIGHT...SO DO NOT WAIT. TAKE COVER NOW AT 955 PM CDT...A TRAINED SPOTTER REPORTED A FUNNEL CLOUD ALONG HIGHWAY 185 BETWEEN VANDALIA AND BROWNSTOWN. TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN ST LOUIS. && LAT...LON 3911 8882 3887 8881 3891 8900 3907 8900 TIME...MOT...LOC 0302Z 271DEG 10KT 3898 8895 $$ BRITT
2 follow-up statements
000 WWUS53 KLSX 110312 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1012 PM CDT WED JUN 10 2009 ILC051-110330- /O.CON.KLSX.TO.W.0044.000000T0000Z-090611T0330Z/ FAYETTE IL- 1012 PM CDT WED JUN 10 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 PM CDT FOR EASTERN FAYETTE COUNTY... AT 1007 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD JUST NORTH OF BROWNSTOWN. THE SEVERE THUNDERSTORM PRODUCING THE FUNNEL CLOUD IS MOVING EAST AT 10 MPH. LOCATIONS IMPACTED INCLUDE... ST. ELMO...LOOGOOTEE AND ST. JAMES. GOLFBALL SIZE HAIL IS ALSO BEING REPORTED IN BROWNSTOWN. PRECAUTIONARY/PREPAREDNESS ACTIONS... TORNADOES ARE DIFFICULT TO SEE AT NIGHT...SO DO NOT WAIT. TAKE COVER NOW TO REPORT SEVERE WEATHER...CALL THE NEAREST LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE IN ST LOUIS. && LAT...LON 3911 8882 3887 8881 3891 8900 3907 8900 TIME...MOT...LOC 0311Z 258DEG 10KT 3898 8892 $$ BRITT
000 WWUS53 KLSX 110328 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1028 PM CDT WED JUN 10 2009 ILC051-110338- /O.EXP.KLSX.TO.W.0044.000000T0000Z-090611T0330Z/ FAYETTE IL- 1028 PM CDT WED JUN 10 2009 ...THE TORNADO WARNING FOR EASTERN FAYETTE COUNTY WILL EXPIRE AT 1030 PM CDT... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND NO LONGER APPEARED TO BE SEVERE. ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO WATCH REMAINS IN EFFECT UNTIL 3 AM CDT. LAT...LON 3911 8882 3887 8881 3891 8900 3907 8900 TIME...MOT...LOC 0328Z 258DEG 10KT 3899 8886 $$ BRITT
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 8:27 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 37 min |
| Jun 10, 8:31 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 44 min |
| Jun 10, 8:58 PM CDT | Flash Flood Warning | LSX | Monroe, Saint Clair | 6 hr |
| Jun 10, 9:53 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 24 min |
| Jun 11, 3:08 AM CDT | Areal Flood Warning | LSX | Saint Clair | 6 hr |
| Jun 11, 11:05 AM CDT | River Flood Warning | LSX | Calhoun, Jersey | 71 hr |
| Jun 11, 2:20 PM CDT | Areal Flood Advisory | LSX | Montgomery | 6 hr |
Nearby
Tornado Warnings in Illinois, 2009Every tornado warning in 2009Tornadoes in 2009
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.