Alert archive / Illinois / Tornado Warnings in 2023
Tornado Warning 32, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Aug 6, 2023, 6:36 PM CDT for Fayette County, Illinois. It was in force for 39 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
- Aug 6, 2023, 6:36 PM CDT (23:36 UTC)
- Expired
- Aug 6, 2023, 7:15 PM CDT
- In force
- 39 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Fayette County, IL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 6, 7:00 PM CDT | HAIL 1 | Brownstown, IL | report and photo of hail north and south of Brownstown IL. location is approximate. timing is estimate from radar. |
| Aug 6, 7:02 PM CDT | HAIL 1.25 | Brownstown, IL | time estimate from radar. photo via social media. |
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 |
|---|---|---|---|
| Aug 6, 3:16 PM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 11.6 hours before the alert went out and 135 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
- 749 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -98 m²/s²
- 0-3 km storm-relative helicity
- -85 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
732
WFUS53 KLSX 062336
TORLSX
ILC051-070015-
/O.NEW.KLSX.TO.W.0032.230806T2336Z-230807T0015Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
636 PM CDT Sun Aug 6 2023
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Central Fayette County in south central Illinois...
* Until 715 PM CDT.
* At 635 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Brownstown, moving east at 25 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. Elmo and Brownstown around 640 PM CDT.
This includes Interstate 70 in Illinois between exits 68 and 76.
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 3891 8880 3891 8881 3893 8901 3904 8904
3909 8881 3892 8881 3892 8869 3890 8869
TIME...MOT...LOC 2335Z 262DEG 21KT 3899 8897
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Carney1 follow-up statement
900
WWUS53 KLSX 062359
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
659 PM CDT Sun Aug 6 2023
ILC051-070015-
/O.CON.KLSX.TO.W.0032.000000T0000Z-230807T0015Z/
Fayette IL-
659 PM CDT Sun Aug 6 2023
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR CENTRAL
FAYETTE COUNTY...
At 658 PM CDT, a new severe thunderstorm capable of producing a
tornado was located near Brownstown, moving east at 25 mph.
HAZARD...Tornado and half dollar size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Brownstown and St. Elmo.
This includes Interstate 70 in Illinois between exits 68 and 76.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3891 8880 3891 8881 3893 8901 3904 8904
3909 8881 3892 8881 3892 8869 3890 8869
TIME...MOT...LOC 2358Z 273DEG 22KT 3898 8902
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
$$
CarneyThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 2:57 PM CDT | Tornado Warning | LSX | Adams, Brown | 63 min |
| Aug 6, 3:27 PM CDT | Tornado Warning | LSX | Brown | 48 min |
| Aug 6, 3:39 PM CDT | Tornado Warning | LSX | Adams | 34 min |
| Aug 6, 4:01 PM CDT | Areal Flood Advisory | LSX | Adams, Brown | 3 hr |
| Aug 6, 4:33 PM CDT | Tornado Warning | LSX | Brown | 13 min |
| Aug 6, 6:12 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Fayette | 48 min |
| Aug 6, 6:48 PM CDT | Severe Thunderstorm Warning | LSX | Montgomery | 57 min |
| Aug 6, 6:51 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 24 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.