Alert archive / Illinois / Tornado Warnings in 2026
Tornado Warning 50, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Apr 27, 2026, 7:22 PM CDT for Fayette County, Montgomery County, Illinois. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 27, 2026, 7:22 PM CDT (00:22 UTC)
- Expired
- Apr 27, 2026, 8:00 PM CDT
- In force
- 38 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.5 in
Counties Fayette County, IL, Montgomery County, IL
The radar
The Lincoln radar (KILX), 112 km from the middle of the area, began a volume at 00:20 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.
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 27, 12:50 PM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 0.4 hours before the alert went out and 119 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
- 1082 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- -57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
081
WFUS53 KLSX 280022
TORLSX
ILC051-135-280100-
/O.NEW.KLSX.TO.W.0050.260428T0022Z-260428T0100Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
722 PM CDT Mon Apr 27 2026
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Northern Fayette County in south central Illinois...
Southeastern Montgomery County in south central Illinois...
* Until 800 PM CDT.
* At 722 PM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles north of Van Burensburg, or 11 miles south of
Nokomis, moving east at 40 mph.
HAZARD...Tornado and ping pong ball 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 tornado will be near...
Ramsey around 735 PM CDT.
Other locations impacted by the tornado include Bingham, Fillmore,
Chapman and Bayle City.
This includes the following State Parks...
Ramsey Lake State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from 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 3908 8933 3922 8933 3923 8914 3922 8914
3922 8881 3907 8881
TIME...MOT...LOC 0022Z 266DEG 35KT 3914 8927
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
$$
Elmore3 follow-up statements
097
WWUS53 KLSX 280036
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
736 PM CDT Mon Apr 27 2026
ILC135-280046-
/O.CAN.KLSX.TO.W.0050.000000T0000Z-260428T0100Z/
Montgomery IL-
736 PM CDT Mon Apr 27 2026
...TORNADO WARNING IS CANCELLED FOR SOUTHEASTERN MONTGOMERY COUNTY IN
SOUTH CENTRAL ILLINOIS...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled. However, small hail, gusty
winds, and heavy rain are still possible with this thunderstorm.
A Tornado Watch remains in effect until 900 PM CDT for a portion of
south central Illinois.
&&
LAT...LON 3908 8913 3922 8919 3922 8881 3907 8881
TIME...MOT...LOC 0022Z 266DEG 35KT 3914 8927
$$
ILC051-280100-
/O.CON.KLSX.TO.W.0050.000000T0000Z-260428T0100Z/
Fayette IL-
736 PM CDT Mon Apr 27 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 8 PM CDT FOR NORTHERN
FAYETTE COUNTY...
At 736 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Ramsey, or 12 miles north of Vandalia, moving east
at 40 mph.
HAZARD...Tornado and ping pong ball 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 tornado will be near...
Ramsey around 740 PM CDT.
Wrights Corner around 755 PM CDT.
This includes the following State Parks...
Ramsey Lake State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from 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 3908 8913 3922 8919 3922 8881 3907 8881
TIME...MOT...LOC 0022Z 266DEG 35KT 3914 8927
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
$$
Elmore985
WWUS53 KLSX 280045
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
745 PM CDT Mon Apr 27 2026
ILC051-280100-
/O.CON.KLSX.TO.W.0050.000000T0000Z-260428T0100Z/
Fayette IL-
745 PM CDT Mon Apr 27 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 8 PM CDT FOR NORTHEASTERN
FAYETTE COUNTY...
At 745 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Wrights Corner, or 17 miles northeast of Vandalia,
moving east at 50 mph.
HAZARD...Tornado and ping pong ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows and vehicles will occur. Tree damage is
likely.
This tornado will be near...
Wrights Corner around 750 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from windows. If you are outdoors, in a mobile home, or in a
vehicle, move to the closest substantial shelter and protect yourself
from flying debris.
&&
LAT...LON 3908 8899 3922 8897 3922 8881 3907 8881
TIME...MOT...LOC 0036Z 266DEG 41KT 3915 8902
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
$$
Elmore798 WWUS53 KLSX 280058 RRA SVSLSX Severe Weather Statement National Weather Service St Louis MO 758 PM CDT Mon Apr 27 2026 ILC051-280108- /O.EXP.KLSX.TO.W.0050.000000T0000Z-260428T0100Z/ Fayette IL- 758 PM CDT Mon Apr 27 2026 ...TORNADO WARNING WILL EXPIRE AT 8 PM CDT FOR NORTHEASTERN FAYETTE COUNTY... The storm which prompted the warning has moved out of the area. Therefore, the warning will be allowed to expire. However, small hail, gusty winds, and heavy rain are still possible with this thunderstorm. && LAT...LON 3908 8899 3922 8897 3922 8881 3907 8881 TIME...MOT...LOC 0045Z 266DEG 41KT 3916 8888 $$ Elmore
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 27, 7:09 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Fayette, Macoupin, Madison, Montgomery | 51 min |
| Apr 27, 7:12 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Monroe, Saint Clair | 63 min |
| Apr 27, 7:16 PM CDT | Flash Flood Warning | LSX | Montgomery | 5 hr |
| Apr 27, 7:24 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 51 min |
| Apr 27, 7:50 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton, Fayette, Madison, Marion | 55 min |
| Apr 27, 7:52 PM CDT | Tornado Warning | LSX | Clinton, Saint Clair | 38 min |
| Apr 27, 7:54 PM CDT | Areal Flood Advisory | LSX | Madison | 4 hr |
| Apr 27, 7:56 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Monroe, Randolph, Saint Clair, Washington | 64 min |
| Apr 27, 7:59 PM CDT | Flash Flood Warning | LSX | Fayette | 6 hr |
| Apr 27, 8:15 PM CDT | Tornado Warning | LSX | Clinton, Fayette, Marion | 45 min |
| Apr 27, 8:22 PM CDT | Areal Flood Advisory | LSX | Bond | 6 hr |
| Apr 27, 8:30 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Fayette, Marion, Washington | 37 min |
| Apr 27, 8:44 PM CDT | Tornado Warning | LSX | Marion | 17 min |
| Apr 27, 8:55 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 30 min |
| Apr 27, 10:37 PM CDT | River Flood Warning | LSX | Adams | 37 hr |
| Apr 27, 10:37 PM CDT | River Flood Warning | LSX | Adams | 56 hr |
| Apr 27, 11:43 PM CDT | Areal Flood Warning | LSX | Macoupin | 4 hr |
| Apr 28, 12:16 AM CDT | Areal Flood Warning | LSX | Montgomery | 6 hr |
| Apr 28, 1:50 AM CDT | Areal Flood Warning | LSX | Fayette | 6 hr |
| Apr 28, 7:40 AM CDT | Areal Flood Warning | LSX | Fayette | 12 hr |
| Apr 28, 11:25 AM CDT | River Flood Warning | LSX | Brown | 25 hr |
| Apr 28, 11:25 AM CDT | River Flood Warning | LSX | Morgan, Pike | 4 days |
| Apr 28, 11:38 AM CDT | River Flood Warning | LSX | Madison | 6 days |
| Apr 28, 11:38 AM CDT | River Flood Warning | LSX | Monroe | 4 days |
| Apr 28, 11:38 AM CDT | River Flood Warning | LSX | Madison | 5 days |
| Apr 28, 11:38 AM CDT | River Flood Warning | LSX | Saint Clair | 5 days |
Nearby
Tornado Warnings in Illinois, 2026Every tornado warning in 2026Tornadoes in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.