Alert archive / Illinois / Tornado Warnings in 2019
Tornado Warning 16, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at May 21, 2019, 6:55 PM CDT for Jersey County, Macoupin County, Madison County, Illinois; Saint Charles County, Saint Louis County, City of Saint Louis, Missouri. It was in force for 50 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
- May 21, 2019, 6:55 PM CDT (23:55 UTC)
- Expired
- May 21, 2019, 7:45 PM CDT
- In force
- 50 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Jersey County, IL, Macoupin County, IL, Madison County, IL, City of Saint Louis, MO, Saint Charles County, MO, Saint Louis County, MO
The radar
The St Louis radar (KLSX), 41 km from the middle of the area, began a volume at 23:55 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 |
|---|---|---|---|
| May 21, 7:15 PM CDT | FUNNEL CLOUD | Alton, IL | TRAINED STORM SPOTTER REPORTED A LOW HANGING FUNNEL CLOUD WHEN LOOKING WEST. |
| May 21, 7:20 PM CDT | FUNNEL CLOUD | 2 Se Alton, IL |
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 |
|---|---|---|---|
| May 21, 3:10 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 11.9 hours before the alert went out and 201 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1157 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- 331 m²/s²
- 0-3 km storm-relative helicity
- 917 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
939
WFUS53 KLSX 212355
TORLSX
ILC083-117-119-MOC183-189-510-220045-
/O.NEW.KLSX.TO.W.0016.190521T2355Z-190522T0045Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
655 PM CDT Tue May 21 2019
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Northwestern Madison County in southwestern Illinois...
Southwestern Macoupin County in southwestern Illinois...
Southeastern Jersey County in southwestern Illinois...
Northeastern St. Louis City in east central Missouri...
Northeastern St. Charles County in east central Missouri...
Northeastern St. Louis County in east central Missouri...
* Until 745 PM CDT.
* At 655 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Florissant, moving northeast at 35 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Spanish Lake around 700 PM CDT.
West Alton around 705 PM CDT.
Alton, East Alton and Hartford around 710 PM CDT.
Godfrey, Wood River and Roxana around 715 PM CDT.
Bethalto and Rosewood Heights around 720 PM CDT.
Brighton around 725 PM CDT.
Dorsey around 730 PM CDT.
Bunker Hill, Shipman and Prairietown around 735 PM CDT.
Other locations impacted by this tornadic thunderstorm include Miles
Station, Delhi, McClusky, Fosterburg and Piasa.
This also includes Confluence State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3866 9031 3890 9051 3893 9048 3895 9048
3919 9007 3893 8980
TIME...MOT...LOC 2355Z 232DEG 32KT 3883 9033
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
BSH3 follow-up statements
631
WWUS53 KLSX 220016
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
716 PM CDT Tue May 21 2019
MOC183-189-510-220026-
/O.CAN.KLSX.TO.W.0016.000000T0000Z-190522T0045Z/
St. Louis City MO-St. Charles MO-St. Louis MO-
716 PM CDT Tue May 21 2019
...THE TORNADO WARNING FOR NORTHEASTERN ST. CHARLES AND NORTHEASTERN
ST. LOUIS COUNTIES AND NORTHEASTERN ST. LOUIS CITY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Illinois...and east central Missouri.
LAT...LON 3876 9012 3879 9014 3881 9012 3883 9011
3885 9011 3889 9020 3891 9023 3891 9024
3903 9033 3919 9007 3893 8980
TIME...MOT...LOC 0016Z 270DEG 32KT 3893 9014
$$
ILC083-117-119-220045-
/O.CON.KLSX.TO.W.0016.000000T0000Z-190522T0045Z/
Madison IL-Macoupin IL-Jersey IL-
716 PM CDT Tue May 21 2019
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
NORTHWESTERN MADISON...SOUTHWESTERN MACOUPIN AND SOUTHEASTERN JERSEY
COUNTIES IN SOUTHWESTERN ILLINOIS...
At 716 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Alton, moving east at 35 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Wood River, South Roxana, Roxana and Rosewood Heights around 720
PM CDT.
Bethalto around 725 PM CDT.
Dorsey around 730 PM CDT.
Prairietown and Carpenter around 735 PM CDT.
Worden around 740 PM CDT.
Other locations impacted by this tornadic thunderstorm include Miles
Station, Delhi, Fosterburg and Piasa.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3876 9012 3879 9014 3881 9012 3883 9011
3885 9011 3889 9020 3891 9023 3891 9024
3903 9033 3919 9007 3893 8980
TIME...MOT...LOC 0016Z 270DEG 32KT 3893 9014
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
BSH131
WWUS53 KLSX 220027
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
727 PM CDT Tue May 21 2019
ILC083-117-119-220045-
/O.CON.KLSX.TO.W.0016.000000T0000Z-190522T0045Z/
Madison IL-Macoupin IL-Jersey IL-
727 PM CDT Tue May 21 2019
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
NORTHWESTERN MADISON...SOUTHWESTERN MACOUPIN AND EAST CENTRAL JERSEY
COUNTIES IN SOUTHWESTERN ILLINOIS...
At 726 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Dorsey, moving northeast at 35 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Bunker Hill, Shipman and Prairietown around 735 PM CDT.
Other locations impacted by this tornadic thunderstorm include Miles
Station, Fosterburg and Piasa.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3880 9004 3896 9015 3908 9025 3919 9007
3893 8980
TIME...MOT...LOC 0026Z 232DEG 32KT 3899 9004
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
BSH642
WWUS53 KLSX 220038
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
738 PM CDT Tue May 21 2019
ILC083-220048-
/O.CAN.KLSX.TO.W.0016.000000T0000Z-190522T0045Z/
Jersey IL-
738 PM CDT Tue May 21 2019
...THE TORNADO WARNING FOR EAST CENTRAL JERSEY COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for southwestern
Illinois.
LAT...LON 3887 8991 3901 9002 3914 9015 3919 9007
3893 8980
TIME...MOT...LOC 0038Z 232DEG 32KT 3906 8993
$$
ILC117-119-220045-
/O.CON.KLSX.TO.W.0016.000000T0000Z-190522T0045Z/
Madison IL-Macoupin IL-
738 PM CDT Tue May 21 2019
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR NORTH
CENTRAL MADISON AND SOUTHWESTERN MACOUPIN COUNTIES IN SOUTHWESTERN
ILLINOIS...
At 738 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Bunker Hill, moving northeast at 35 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
north central Madison and southwestern Macoupin Counties in
southwestern Illinois, including the following locations... Piasa.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3887 8991 3901 9002 3914 9015 3919 9007
3893 8980
TIME...MOT...LOC 0038Z 232DEG 32KT 3906 8993
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
BSHThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 21, 1:32 AM CDT | Special Weather Statement | LSX | Monroe | 43 min |
| May 21, 2:14 AM CDT | Special Weather Statement | LSX | Madison, Monroe, Randolph, Saint Clair | 61 min |
| May 21, 3:40 AM CDT | Flash Flood Watch | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 20 hr |
| May 21, 6:19 PM CDT | Tornado Warning | LSX | Calhoun | 41 min |
| May 21, 6:32 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Monroe, Randolph, Saint Clair | 88 min |
| May 21, 6:48 PM CDT | Tornado Warning | LSX | Monroe, Saint Clair | 42 min |
| May 20, 11:33 PM CDT | Special Weather Statement | LSX | Cole, Osage | 42 min |
| May 21, 12:25 AM CDT | Special Weather Statement | LSX | Crawford, Franklin, Washington | 65 min |
| May 21, 8:10 AM CDT | River Flood Warning | LSX | Lewis | 3 days |
| May 21, 8:10 AM CDT | River Flood Warning | LSX | Lewis | 4 days |
| May 21, 8:10 AM CDT | River Flood Warning | LSX | Marion | 4 days |
| May 21, 8:10 AM CDT | River Flood Warning | LSX | Marion | 61 hr |
| May 21, 8:10 AM CDT | River Flood Warning | LSX | Monroe | 4 days |
| May 21, 10:01 AM CDT | River Flood Warning | LSX | Cole | 61 hr |
| May 21, 11:18 AM CDT | River Flood Warning | LSX | Jefferson, Saint Louis | 42 days |
| May 21, 11:18 AM CDT | River Flood Warning | LSX | Jefferson, Saint Louis | 41 days |
| May 21, 12:50 PM CDT | River Flood Warning | LSX | Crawford, Washington | 4 days |
| May 21, 3:59 PM CDT | Severe Thunderstorm Warning | LSX | Boone, Callaway, Cole, Osage | 46 min |
| May 21, 4:40 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Boone, Callaway, Gasconade, Montgomery, Osage | 50 min |
| May 21, 4:42 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Franklin, Gasconade | 63 min |
| May 21, 4:48 PM CDT | Tornado Warning | LSX | Callaway, Gasconade, Montgomery, Osage | 27 min |
| May 21, 5:06 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Iron, Reynolds, Washington | 54 min |
| May 21, 5:12 PM CDT | Tornado Warning | LSX | Audrain, Callaway, Lincoln, Montgomery, Pike, Warren | 48 min |
| May 21, 5:22 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Franklin, Gasconade, Saint Charles, Warren, Washington | 38 min |
| May 21, 5:34 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Washington | 26 min |
| May 21, 5:40 PM CDT | Tornado Warning | LSX | Franklin, Saint Charles, Saint Louis, Warren | 50 min |
| May 21, 5:54 PM CDT | River Flood Warning | LSX | Cole | 41 hr |
| May 21, 5:57 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Saint Charles, Warren | 33 min |
| May 21, 5:59 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Franklin, Iron, Jefferson, Madison, Reynolds and 3 more | 76 min |
Nearby
Tornado Warnings in Illinois, 2019Tornado Warnings in Missouri, 2019Every tornado warning in 2019Tornadoes in 2019
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.