Alert archive / Illinois / Tornado Warnings in 2023
Tornado Warning 19, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Apr 15, 2023, 7:13 PM CDT for Bond County, Madison County, Montgomery County, Illinois. It was in force for 47 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
- Apr 15, 2023, 7:13 PM CDT (00:13 UTC)
- Expired
- Apr 15, 2023, 8:00 PM CDT
- In force
- 47 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Bond County, IL, Madison County, IL, Montgomery County, IL
The radar
The St Louis radar (KLSX), 100 km from the middle of the area, began a volume at 00:14 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 |
|---|---|---|---|
| Apr 15, 7:25 PM CDT | TSTM WND DMG | 1 S Saint Jacob, IL | OUTBUILDING DESTROYED. ROOF BLOWN OFF. |
| Apr 15, 7:37 PM CDT | TORNADO | 3 Sw Highland, IL | HIGHLAND SADDLE CLUB DAMAGED. CALLER REPORTED DEBRIS EVERYWHERE AND NO POWER IN PORTIONS OF TOWN. |
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 |
|---|---|---|---|
| Apr 15, 4:03 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 0.2 hours before the alert went out and 167 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
- 647 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 1647 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
192
WFUS53 KLSX 160013
TORLSX
ILC005-119-135-160100-
/O.NEW.KLSX.TO.W.0019.230416T0013Z-230416T0100Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
713 PM CDT Sat Apr 15 2023
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Bond County in south central Illinois...
Eastern Madison County in southwestern Illinois...
South central Montgomery County in south central Illinois...
* Until 800 PM CDT.
* At 713 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Fairview Heights, moving northeast at 35 mph.
HAZARD...Tornado.
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...
St. Jacob around 725 PM CDT.
Other locations in the path of this tornadic thunderstorm include
Highland and Pocahontas.
This includes the following highways...
Interstate 70 in Illinois between exits 21 and 52.
Interstate 55 in Illinois between exits 30 and 37.
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 3874 8959 3866 8960 3866 8979 3889 8994
3918 8931 3903 8925 3874 8925
TIME...MOT...LOC 0013Z 245DEG 32KT 3863 8998
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
MRB2 follow-up statements
472
WWUS53 KLSX 160039
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
739 PM CDT Sat Apr 15 2023
ILC005-119-135-160100-
/O.CON.KLSX.TO.W.0019.000000T0000Z-230416T0100Z/
Bond IL-Madison IL-Montgomery IL-
739 PM CDT Sat Apr 15 2023
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR BOND
COUNTY IN SOUTH CENTRAL ILLINOIS...EASTERN MADISON COUNTY IN
SOUTHWESTERN ILLINOIS AND SOUTH CENTRAL MONTGOMERY COUNTIES IN SOUTH
CENTRAL ILLINOIS...
At 739 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Highland, moving northeast at 35 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Highland, Pocahontas, Greenville and Mulberry Grove.
This includes the following highways...
Interstate 70 in Illinois between exits 30 and 52.
Interstate 55 in Illinois near exit 37.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3866 8965 3874 8967 3896 8980 3918 8931
3903 8925 3874 8925 3874 8959 3866 8960
TIME...MOT...LOC 0039Z 245DEG 32KT 3873 8971
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
MRB357
WWUS53 KLSX 160056
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
756 PM CDT Sat Apr 15 2023
ILC005-119-135-160105-
/O.EXP.KLSX.TO.W.0019.000000T0000Z-230416T0100Z/
Bond IL-Madison IL-Montgomery IL-
756 PM CDT Sat Apr 15 2023
...THE TORNADO WARNING FOR BOND COUNTY IN SOUTH CENTRAL ILLINOIS...
EASTERN MADISON COUNTY IN SOUTHWESTERN ILLINOIS AND SOUTH CENTRAL
MONTGOMERY COUNTIES IN SOUTH CENTRAL ILLINOIS WILL EXPIRE AT 800 PM
CDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.
A Tornado Watch remains in effect until 1000 PM CDT for south central
and southwestern Illinois.
Remember, a Severe Thunderstorm Warning still remains in effect for
eastern Bond County and southeastern Montgomery County until 845 PM.
LAT...LON 3866 8965 3874 8967 3896 8980 3918 8931
3903 8925 3874 8925 3874 8959 3866 8960
TIME...MOT...LOC 0055Z 245DEG 32KT 3879 8955
$$
MRBThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 7:05 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 40 min |
| Apr 15, 7:08 PM CDT | Tornado Warning | LSX | Jersey, Macoupin, Madison | 52 min |
| Apr 15, 7:09 PM CDT | Tornado Warning | LSX | Clinton, Randolph, Saint Clair, Washington | 51 min |
| Apr 15, 7:34 PM CDT | Severe Thunderstorm Warning | LSX | Montgomery | 41 min |
| Apr 15, 7:47 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Marion, Washington | 43 min |
| Apr 15, 7:54 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Fayette, Montgomery | 51 min |
Nearby
Tornado Warnings in Illinois, 2023Every tornado warning in 2023Tornadoes in 2023
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.