Alert archive / Illinois / Tornado Warnings in 2021
Tornado Warning 7, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Mar 27, 2021, 7:59 PM CDT for Clinton County, Marion County, Washington County, Illinois. It was in force for 31 min. 1 report 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
- Mar 27, 2021, 7:59 PM CDT (00:59 UTC)
- Expired
- Mar 27, 2021, 8:30 PM CDT
- In force
- 31 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Clinton County, IL, Marion County, IL, Washington County, IL
The radar
The Evansville,IN radar (KVWX), 127 km from the middle of the area, began a volume at 01:03 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 |
|---|---|---|---|
| Mar 27, 8:15 PM CDT | TSTM WND DMG | Centralia, IL | 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 |
|---|---|---|---|
| Mar 27, 4:44 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 1.0 hours before the alert went out and 187 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
- 933 m above ground
- 0-6 km bulk shear
- 86 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
457
WFUS53 KLSX 280059
TORLSX
ILC027-121-189-280145-
/O.NEW.KLSX.TO.W.0007.210328T0059Z-210328T0145Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
759 PM CDT Sat Mar 27 2021
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Southeastern Clinton County in south central Illinois...
Southwestern Marion County in south central Illinois...
Northeastern Washington County in south central Illinois...
* Until 845 PM CDT.
* At 759 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Beckemeyer, moving east at 50 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...
Shattuc around 810 PM CDT.
Centralia, Sandoval, Wamac and Central City around 815 PM CDT.
Odin around 820 PM CDT.
Salem around 830 PM CDT.
Other locations impacted by this tornadic thunderstorm include
Bartelso, Junction City, Posey, Huey, Hoffman, Tonti, Walnut Hill,
Ferrin and Selmaville.
This includes Interstate 57 in Illinois near exit 116.
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 3848 8897 3847 8901 3848 8912 3847 8916
3847 8947 3862 8947 3870 8895
TIME...MOT...LOC 0059Z 264DEG 44KT 3855 8939
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
BRC2 follow-up statements
435
WWUS53 KLSX 280115
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
815 PM CDT Sat Mar 27 2021
ILC027-121-189-280145-
/O.CON.KLSX.TO.W.0007.000000T0000Z-210328T0145Z/
Clinton IL-Marion IL-Washington IL-
815 PM CDT Sat Mar 27 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR EAST
CENTRAL CLINTON...SOUTHWESTERN MARION AND NORTHEASTERN WASHINGTON
COUNTIES...
At 815 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Central City, moving east at 50 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Odin around 820 PM CDT.
Salem around 830 PM CDT.
Other locations impacted by this tornadic thunderstorm include
Junction City, Tonti, Walnut Hill, Ferrin, Hoffman and Selmaville.
This includes Interstate 57 in Illinois near exit 116.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3848 8897 3847 8901 3848 8912 3847 8916
3847 8931 3866 8923 3870 8895
TIME...MOT...LOC 0115Z 264DEG 44KT 3857 8914
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
BRC074
WWUS53 KLSX 280130
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
830 PM CDT Sat Mar 27 2021
ILC027-121-189-280140-
/O.CAN.KLSX.TO.W.0007.000000T0000Z-210328T0145Z/
Clinton IL-Marion IL-Washington IL-
830 PM CDT Sat Mar 27 2021
...THE TORNADO WARNING FOR EAST CENTRAL CLINTON...SOUTHWESTERN MARION
AND NORTHEASTERN WASHINGTON COUNTIES IS CANCELLED...
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.
A Severe Thunderstorm Watch remains in effect until 900 PM CDT for
south central Illinois.
LAT...LON 3848 8897 3847 8901 3848 8912 3847 8916
3847 8931 3866 8923 3870 8895
TIME...MOT...LOC 0128Z 264DEG 44KT 3859 8890
$$
BRCThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 7:03 PM CDT | Tornado Warning | LSX | Bond, Clinton, Madison, Saint Clair | 42 min |
| Mar 27, 7:06 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Monroe, Saint Clair, Washington | 39 min |
| Mar 27, 7:13 PM CDT | Tornado Warning | LSX | Clinton, Saint Clair, Washington | 47 min |
| Mar 27, 7:27 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Randolph, Saint Clair, Washington | 48 min |
| Mar 27, 7:43 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton, Fayette, Madison, Marion, Saint Clair and 1 more | 47 min |
| Mar 27, 7:45 PM CDT | Tornado Warning | LSX | Bond, Clinton, Fayette, Marion | 45 min |
| Mar 27, 8:11 PM CDT | Severe Thunderstorm Warning | LSX | Randolph, Saint Clair, Washington | 64 min |
| Mar 27, 8:21 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Fayette, Marion, Washington | 39 min |
Nearby
Tornado Warnings in Illinois, 2021Every tornado warning in 2021Tornadoes in 2021
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.